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-rw-r--r--gcc/testsuite/ChangeLog33
-rw-r--r--gcc/testsuite/c-c++-common/ubsan/align-5.c4
-rw-r--r--gcc/testsuite/g++.dg/opt/pr122394.C20
-rw-r--r--gcc/testsuite/g++.target/riscv/rvv/xtheadvector/pr116593.C1
-rw-r--r--gcc/testsuite/gcc.dg/complex-8.c13
-rw-r--r--gcc/testsuite/gcc.dg/complex-9.c13
-rw-r--r--gcc/testsuite/gcc.dg/torture/pr107389.c (renamed from gcc/testsuite/gcc.dg/pr107389.c)3
-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/pr111003.c2
-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-111.c11
-rw-r--r--gcc/testsuite/gcc.dg/vect/pr122419.c9
-rw-r--r--gcc/testsuite/gcc.target/aarch64/sve2/pr121599.c4
-rw-r--r--gcc/testsuite/gcc.target/i386/builtin-copysign-8b.c2
-rw-r--r--gcc/testsuite/gcc.target/loongarch/compare-both-non-zero.c10
-rw-r--r--gcc/testsuite/gcc.target/loongarch/sign_extend_ashift.c11
-rw-r--r--gcc/testsuite/gcc.target/loongarch/widen-mul-rtx-cost-signed.c13
-rw-r--r--gcc/testsuite/gcc.target/loongarch/widen-mul-rtx-cost-unsigned.c11
-rw-r--r--gcc/testsuite/gcc.target/riscv/pr120553-2.c4
-rw-r--r--gcc/testsuite/gcc.target/riscv/pr64345.c30
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/autovec/pr111391-2.c3
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/base/pr122270-1.c10
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_128bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_256bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_32bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_64bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_all_mixed.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_call_mixed_function.c11
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_vector_elements.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_vectors_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_width_vectors_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_equivalent_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_four_registers.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_fp_vs_int_vectors.c16
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_large_vector_small_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_args.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_float_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_int_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_struct_advanced.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_vector_types_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_unions.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_vectors.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_with_small_abi_vlen.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_exhaustion.c45
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_exhaustion_mixed.c39
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_pressure_scenarios.c21
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_same_vectors_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_simple_union.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_single_register.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_single_vector_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_different_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_eight_128bit_vectors.c25
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_five_256bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_four_256bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_nine_128bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_two_registers.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_vector_array_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_128bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_256bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_32bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_64bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_all_mixed.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_call_mixed_function.c11
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_vector_elements.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_vectors_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_width_vectors_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_equivalent_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_four_registers.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_fp_vs_int_vectors.c16
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_large_vector_small_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_args.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_float_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_int_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_struct_advanced.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_vector_types_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_unions.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_vectors.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_with_small_abi_vlen.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_exhaustion.c45
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_exhaustion_mixed.c39
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_pressure_scenarios.c21
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_same_vectors_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_simple_union.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_single_register.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_single_vector_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_different_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_eight_128bit_vectors.c25
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_five_256bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_four_256bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_nine_128bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_two_registers.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_vector_array_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_128bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_256bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_32bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_64bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_all_mixed.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_call_mixed_function.c11
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_vector_elements.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_vectors_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_width_vectors_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_equivalent_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_four_registers.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_fp_vs_int_vectors.c16
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_large_vector_small_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_args.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_float_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_int_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_struct_advanced.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_vector_types_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_unions.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_vectors.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_with_small_abi_vlen.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_exhaustion.c45
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_exhaustion_mixed.c39
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_pressure_scenarios.c21
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_same_vectors_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_simple_union.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_single_register.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_single_vector_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_different_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_eight_128bit_vectors.c25
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_five_256bit_vectors.c19
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_four_256bit_vectors.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_nine_128bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_two_registers.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_vector_array_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_128bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_256bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_32bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_64bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_all_mixed.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_call_mixed_function.c11
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_vector_elements.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_vectors_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_width_vectors_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_equivalent_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_four_registers.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_fp_vs_int_vectors.c16
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_large_vector_small_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_args.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_float_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_int_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_struct_advanced.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_vector_types_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_unions.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_vectors.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_with_small_abi_vlen.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_exhaustion.c45
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_exhaustion_mixed.c39
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_pressure_scenarios.c21
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_same_vectors_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_simple_union.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_single_register.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_single_vector_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_different_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_eight_128bit_vectors.c25
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_five_256bit_vectors.c19
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_four_256bit_vectors.c17
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-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_equivalent_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_four_registers.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_fp_vs_int_vectors.c16
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_large_vector_small_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_args.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_float_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_int_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_struct_advanced.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_vector_types_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_unions.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_with_small_abi_vlen.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_exhaustion.c29
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_exhaustion_mixed.c23
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_pressure_scenarios.c21
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_same_vectors_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_simple_union.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_single_register.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_single_vector_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_different_abi_vlen.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_eight_128bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_five_256bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_four_256bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_nine_128bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_two_registers.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_vector_array_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_128bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_256bit_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_32bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_64bit_vector.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_all_mixed.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_call_mixed_function.c11
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_vector_elements.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_vectors_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_width_vectors_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_equivalent_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_four_registers.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_fp_vs_int_vectors.c16
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_large_vector_small_abi_vlen.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_args.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_float_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_int_vector.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_struct_advanced.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_vector_types_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_unions.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_with_small_abi_vlen.c18
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_exhaustion.c29
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_exhaustion_mixed.c23
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_pressure_scenarios.c21
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_same_vectors_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_simple_union.c17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_single_register.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_single_vector_struct.c13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_different_abi_vlen.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_eight_128bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_five_256bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_four_256bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_nine_128bit_vectors.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_two_registers.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_vector_array_struct.c15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_128bit_vector.h13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_256bit_vector.h14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_32bit_vector.h13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_64bit_vector.h13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_all_mixed.h13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_call_mixed_function.h14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_vector_elements.h10
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_vectors_struct.h9
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_width_vectors_struct.h27
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_equivalent_struct.h14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_four_registers.h11
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_fp_vs_int_vectors.h10
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_large_vector_small_abi_vlen.h13
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_args.h8
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_float_vector.h10
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_int_vector.h10
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_struct.h8
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_struct_advanced.h15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_vector_types_struct.h23
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_unions.h14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_vectors.h12
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_with_small_abi_vlen.h12
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_exhaustion.h15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_exhaustion_mixed.h21
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_pressure_scenarios.h15
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_same_vectors_struct.h10
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_simple_union.h9
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_single_register.h11
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_single_vector_struct.h8
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_different_abi_vlen.h17
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_eight_128bit_vectors.h38
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_five_256bit_vectors.h33
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_four_256bit_vectors.h30
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_nine_128bit_vectors.h40
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_two_registers.h8
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_vector_array_struct.h9
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/riscv-vls-cc.exp63
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_128_abi_vlen_large_vector.c14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_128_abi_vlen_medium_vector.c14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_256_abi_vlen_large_vector.c14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_256_abi_vlen_very_large_vector.c14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_32_abi_vlen_medium_vector.c14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_32_abi_vlen_small_vector.c14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_64_abi_vlen_medium_vector.c14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_64_abi_vlen_small_vector.c14
-rw-r--r--gcc/testsuite/gcc.target/riscv/rvv/vls-cc/vls-cc-common.h125
-rw-r--r--gcc/testsuite/gcc.target/riscv/zbb-andn-orn-01.c2
-rw-r--r--gcc/testsuite/gcc.target/riscv/zbb-andn-orn-02.c2
-rw-r--r--gcc/testsuite/gcc.target/xtensa/one_cmpl_abs.c9
-rw-r--r--gcc/testsuite/gfortran.dg/is_contiguous_5.f90126
-rw-r--r--gcc/testsuite/gfortran.dg/pdt_60.f0365
-rw-r--r--gcc/testsuite/gfortran.dg/pdt_61.f0335
-rw-r--r--gcc/testsuite/gfortran.target/aarch64/pr122408_1.f9061
-rw-r--r--gcc/testsuite/gfortran.target/aarch64/pr122408_2.f90140
-rw-r--r--gcc/testsuite/gnat.dg/machine_attr3.adb7
-rw-r--r--gcc/testsuite/gnat.dg/machine_attr3.ads10
-rw-r--r--gcc/testsuite/gnat.dg/specs/generic_inst3.ads3
-rw-r--r--gcc/testsuite/gnat.dg/specs/generic_inst3_pkg1.adb14
-rw-r--r--gcc/testsuite/gnat.dg/specs/generic_inst3_pkg1.ads8
-rw-r--r--gcc/testsuite/gnat.dg/specs/generic_inst3_pkg2.ads9
-rw-r--r--gcc/testsuite/gnat.dg/specs/generic_inst3_pkg3-child.ads9
-rw-r--r--gcc/testsuite/gnat.dg/specs/generic_inst3_pkg3.ads11
-rw-r--r--gcc/testsuite/gnat.dg/specs/private3-child.ads11
-rw-r--r--gcc/testsuite/gnat.dg/specs/private3.ads9
444 files changed, 7266 insertions, 20 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4b9bd57..844176e 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,36 @@
+2025-10-26 Andrew Pinski <andrew.pinski@oss.qualcomm.com>
+
+ PR target/122270
+ * gcc.target/riscv/rvv/base/pr122270-1.c: New test.
+
+2025-10-26 Kuan-Lin Chen <rufus@andestech.com>
+
+ * gcc.target/riscv/rvv/autovec/pr111391-2.c: Add expected asm.
+
+2025-10-26 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gnat.dg/machine_attr3.ads, gnat.dg/machine_attr3.adb: New test.
+
+2025-10-26 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/122290
+ * gfortran.dg/pdt_60.f03: New test.
+
+2025-10-26 Alexandre Oliva <oliva@adacore.com>
+
+ PR target/121599
+ * gcc.target/aarch64/sve2/pr121599.c: Tolerate alterate insn
+ selection.
+
+2025-10-25 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/114023
+ * gfortran.dg/is_contiguous_5.f90: New test.
+
+2025-10-25 Jiahao Xu <xujiahao@loongson.cn>
+
+ * gcc.target/loongarch/lasx-reduc-1.c: New test.
+
2025-10-24 Andrew MacLeod <amacleod@redhat.com>
* gcc.dg/pr110405.c: New.
diff --git a/gcc/testsuite/c-c++-common/ubsan/align-5.c b/gcc/testsuite/c-c++-common/ubsan/align-5.c
index 4847901..6d2ac26 100644
--- a/gcc/testsuite/c-c++-common/ubsan/align-5.c
+++ b/gcc/testsuite/c-c++-common/ubsan/align-5.c
@@ -11,4 +11,6 @@ foo (char *p)
return *q;
}
-/* { dg-final { scan-assembler "__ubsan_handle" } } */
+/* xfail, see PR 122038 as __builtin_assume_aligned should be instrumented instead
+ of only the load. */
+/* { dg-final { scan-assembler "__ubsan_handle" { xfail *-*-* } } } */
diff --git a/gcc/testsuite/g++.dg/opt/pr122394.C b/gcc/testsuite/g++.dg/opt/pr122394.C
new file mode 100644
index 0000000..1f84beb
--- /dev/null
+++ b/gcc/testsuite/g++.dg/opt/pr122394.C
@@ -0,0 +1,20 @@
+// PR tree-optimization/122394
+// { dg-do compile { target c++23 } }
+// { dg-options "-O1 -g" }
+
+#include <compare>
+
+struct A {
+ friend auto operator<=> (A, A) = default;
+ double a;
+};
+void foo ();
+A b, c;
+
+void
+bar ()
+{
+ bool d = c >= b;
+ if (d)
+ foo ();
+}
diff --git a/gcc/testsuite/g++.target/riscv/rvv/xtheadvector/pr116593.C b/gcc/testsuite/g++.target/riscv/rvv/xtheadvector/pr116593.C
index cef5bec..a263c83 100644
--- a/gcc/testsuite/g++.target/riscv/rvv/xtheadvector/pr116593.C
+++ b/gcc/testsuite/g++.target/riscv/rvv/xtheadvector/pr116593.C
@@ -1,5 +1,6 @@
/* Test that we do not have ice when compile */
/* { dg-do compile } */
+/* { dg-skip-if "requires hosted libstdc++ for vector" { ! hostedlib } } */
/* { dg-options "-march=rv32gc_zfh_xtheadvector -mabi=ilp32d -O2" { target { rv32 } } } */
/* { dg-options "-march=rv64gc_zfh_xtheadvector -mabi=lp64d -O2" { target { rv64 } } } */
diff --git a/gcc/testsuite/gcc.dg/complex-8.c b/gcc/testsuite/gcc.dg/complex-8.c
new file mode 100644
index 0000000..ea20adf
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/complex-8.c
@@ -0,0 +1,13 @@
+/* PR tree-optimization/122325. */
+
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-cplxlower" } */
+/* { dg-require-effective-target double64 } */
+
+__complex double
+foo (__complex double a, __complex double b)
+{
+ return a / b;
+}
+
+/* { dg-final { scan-tree-dump-times "__(?:gnu_)?divdc3" 1 "cplxlower1" } } */
diff --git a/gcc/testsuite/gcc.dg/complex-9.c b/gcc/testsuite/gcc.dg/complex-9.c
new file mode 100644
index 0000000..413c507
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/complex-9.c
@@ -0,0 +1,13 @@
+/* PR tree-optimization/122325. */
+
+/* { dg-do compile } */
+/* { dg-options "-O2 -ffast-math -fdump-tree-cplxlower" } */
+/* { dg-require-effective-target double64 } */
+
+__complex double
+foo (__complex double a, __complex double b)
+{
+ return a / b;
+}
+
+/* { dg-final { scan-tree-dump-not "__(?:gnu_)?divdc3" "cplxlower1" } } */
diff --git a/gcc/testsuite/gcc.dg/pr107389.c b/gcc/testsuite/gcc.dg/torture/pr107389.c
index deb6338..23c2776 100644
--- a/gcc/testsuite/gcc.dg/pr107389.c
+++ b/gcc/testsuite/gcc.dg/torture/pr107389.c
@@ -1,5 +1,6 @@
/* { dg-do compile } */
-/* { dg-options "-fdump-tree-optimized-alias" } */
+/* { dg-skip-if "" { *-*-* } { "-flto" } { "" } } */
+/* { dg-additional-options "-fdump-tree-optimized-alias" } */
unsigned foo (void *p)
{
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr111003.c b/gcc/testsuite/gcc.dg/tree-ssa/pr111003.c
index 59d3a96..10cfe88 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/pr111003.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr111003.c
@@ -31,4 +31,4 @@ static int *i() {
}
int main() { k(c, c); }
-/* { dg-final { scan-tree-dump-not "foo" "optimized" } } */
+/* { dg-final { scan-tree-dump-not "foo" "optimized" { xfail *-*-* } } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-111.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-111.c
new file mode 100644
index 0000000..7b96a83
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-111.c
@@ -0,0 +1,11 @@
+/* PR122435 */
+/* { dg-do compile } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
+
+void foo (unsigned *p)
+{
+ int i = *p;
+ *(int *)p = i;
+}
+
+/* { dg-final { scan-tree-dump "Deleted redundant store" "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/vect/pr122419.c b/gcc/testsuite/gcc.dg/vect/pr122419.c
new file mode 100644
index 0000000..b428cfb
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/pr122419.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+
+int a;
+long b;
+void c()
+{
+ for (; b; b--)
+ a = (char)a;
+}
diff --git a/gcc/testsuite/gcc.target/aarch64/sve2/pr121599.c b/gcc/testsuite/gcc.target/aarch64/sve2/pr121599.c
index 90c5ac9..da4b7aa 100644
--- a/gcc/testsuite/gcc.target/aarch64/sve2/pr121599.c
+++ b/gcc/testsuite/gcc.target/aarch64/sve2/pr121599.c
@@ -7,7 +7,7 @@
/*
** foo:
-** movi d([0-9]+), #0
+** movi? [vdz]([0-9]+)\.?b?, #0
** movprfx z0\.b, p0/z, z0\.b
** usqadd z0\.b, p0/m, z0\.b, z\1\.b
** ret
@@ -19,7 +19,7 @@ svuint8_t foo (svbool_t pg, svuint8_t op1)
/*
** bar:
-** movi d([0-9]+), #0
+** movi? [vdz]([0-9]+)\.?b?, #0
** movprfx z0\.b, p0/z, z0\.b
** suqadd z0\.b, p0/m, z0\.b, z\1\.b
** ret
diff --git a/gcc/testsuite/gcc.target/i386/builtin-copysign-8b.c b/gcc/testsuite/gcc.target/i386/builtin-copysign-8b.c
index 8f0cb27..dc9e461 100644
--- a/gcc/testsuite/gcc.target/i386/builtin-copysign-8b.c
+++ b/gcc/testsuite/gcc.target/i386/builtin-copysign-8b.c
@@ -1,5 +1,5 @@
/* { dg-do compile } */
-/* { dg-options "-O2 -mno-avx512f -mavx" } */
+/* { dg-options "-O2 -mno-avx512f -mavx -mtune=generic" } */
/* Keep labels and directives ('.cfi_startproc', '.cfi_endproc'). */
/* { dg-final { check-function-bodies "**" "" "" { target { ! ia32 } } {^\t?\.} } } */
diff --git a/gcc/testsuite/gcc.target/loongarch/compare-both-non-zero.c b/gcc/testsuite/gcc.target/loongarch/compare-both-non-zero.c
new file mode 100644
index 0000000..b813df4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/compare-both-non-zero.c
@@ -0,0 +1,10 @@
+/* { dg-do compile { target { loongarch64*-*-* } } } */
+/* { dg-options "-O3" } */
+
+int
+test (int a, int b)
+{
+ return a && b;
+}
+
+/* { dg-final { scan-assembler "maskeqz" } } */
diff --git a/gcc/testsuite/gcc.target/loongarch/sign_extend_ashift.c b/gcc/testsuite/gcc.target/loongarch/sign_extend_ashift.c
new file mode 100644
index 0000000..921fda9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/sign_extend_ashift.c
@@ -0,0 +1,11 @@
+/* { dg-do compile { target { loongarch64*-*-* } } } */
+/* { dg-options "-O3" } */
+/* { dg-final { scan-assembler "slli\\.w" } } */
+/* { dg-final { scan-assembler-not "slli\\.d" } } */
+/* { dg-final { scan-assembler-not "ext\\.w\\.b" } } */
+
+unsigned int
+test (unsigned int id)
+{
+ return id << 24;
+}
diff --git a/gcc/testsuite/gcc.target/loongarch/widen-mul-rtx-cost-signed.c b/gcc/testsuite/gcc.target/loongarch/widen-mul-rtx-cost-signed.c
new file mode 100644
index 0000000..1e1e75f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/widen-mul-rtx-cost-signed.c
@@ -0,0 +1,13 @@
+/* Verify optimization for mulw.d.w,
+ which can help with the replacement of the high-latency div.w. */
+/* { dg-do compile { target { loongarch64*-*-* } } } */
+/* { dg-options "-O3" } */
+
+int
+test (int a)
+{
+ return a / 3;
+}
+
+/* { dg-final { scan-assembler {\tmulw.d.w\t} } } */
+/* { dg-final { scan-assembler-not {\tdiv.w\t} } } */
diff --git a/gcc/testsuite/gcc.target/loongarch/widen-mul-rtx-cost-unsigned.c b/gcc/testsuite/gcc.target/loongarch/widen-mul-rtx-cost-unsigned.c
new file mode 100644
index 0000000..32a428f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/widen-mul-rtx-cost-unsigned.c
@@ -0,0 +1,11 @@
+/* Verify optimization for mulh.wu, which can reduce insns. */
+/* { dg-do compile } */
+/* { dg-options "-O3" } */
+
+int
+test (unsigned int a)
+{
+ return a / 3;
+}
+
+/* { dg-final { scan-assembler {\tmulh.wu\t} } } */
diff --git a/gcc/testsuite/gcc.target/riscv/pr120553-2.c b/gcc/testsuite/gcc.target/riscv/pr120553-2.c
index 1501f86..000f4bb 100644
--- a/gcc/testsuite/gcc.target/riscv/pr120553-2.c
+++ b/gcc/testsuite/gcc.target/riscv/pr120553-2.c
@@ -83,8 +83,8 @@ T1(63)
#endif
/* { dg-final { scan-assembler-times "\\t(srai)" 128 { target rv64 } } } */
-/* { dg-final { scan-assembler-times "\\t(orn|ori|bset)" 128 { target rv64 } } } */
+/* { dg-final { scan-assembler-times "\\t(orn|ori|bset)" 196 { target rv64 } } } */
/* { dg-final { scan-assembler-times "\\t(srai)" 64 { target rv32 } } } */
-/* { dg-final { scan-assembler-times "\\t(orn|ori|bset)" 64 { target rv32 } } } */
+/* { dg-final { scan-assembler-times "\\t(orn|ori|bset)" 66 { target rv32 } } } */
diff --git a/gcc/testsuite/gcc.target/riscv/pr64345.c b/gcc/testsuite/gcc.target/riscv/pr64345.c
new file mode 100644
index 0000000..8ca4e24
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/pr64345.c
@@ -0,0 +1,30 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -march=rv64gcbv_zicond -mabi=lp64d" { target rv64 } } */
+/* { dg-options "-O2 -march=rv32gcbv_zicond -mabi=ilp32" { target rv32 } } */
+
+
+
+unsigned int test0 (unsigned int x) { return ((x >> 4) ^ 1) & 1; }
+
+unsigned int test1 (unsigned int x) { return ((x >> 4) & 1) ^ 1; }
+
+unsigned int test2 (unsigned int x) { return ~(x >> 4) & 1; }
+
+unsigned int test3 (unsigned int x) { return ((~x >> 4) & 1); }
+
+unsigned int test4 (unsigned int x) { return (x >> 4) & 1; }
+
+int test5 (int vi) { return vi - (((vi >> 6) & 0x01) << 1); }
+
+int test6 (int vi) { return vi - (((vi >> 6) & 0x01) << 1) - 1; }
+
+
+/* { dg-final { scan-assembler-times "\\tbexti" 5 } } */
+/* { dg-final { scan-assembler-times "\\txori" 3 } } */
+/* { dg-final { scan-assembler-times "\\tnot" 1 } } */
+/* { dg-final { scan-assembler-times "\\tsrli" 2 } } */
+/* { dg-final { scan-assembler-times "\\tandi" 2 } } */
+/* { dg-final { scan-assembler-times "\\tsub" 2 } } */
+/* { dg-final { scan-assembler-times "\\taddi" 1 } } */
+
+
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr111391-2.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr111391-2.c
index 32db3a6..e0d757a 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr111391-2.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr111391-2.c
@@ -6,5 +6,6 @@
/* { dg-final { scan-assembler-times {vsetivli\s+zero,\s*2,\s*e32,\s*m1,\s*t[au],\s*m[au]} 1 } } */
/* { dg-final { scan-assembler-times {vmv\.x\.s} 2 } } */
/* { dg-final { scan-assembler-times {vslidedown.vi\s+v[0-9]+,\s*v[0-9]+,\s*1} 1 } } */
-/* { dg-final { scan-assembler-times {slli\s+[a-x0-9]+,[a-x0-9]+,32} 1 } } */
+/* { dg-final { scan-assembler-times {slli\s+[a-x0-9]+,[a-x0-9]+,32} 2 } } */
+/* { dg-final { scan-assembler-times {srli\s+[a-x0-9]+,[a-x0-9]+,32} 1 } } */
/* { dg-final { scan-assembler-times {or\s+[a-x0-9]+,[a-x0-9]+,[a-x0-9]+} 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/base/pr122270-1.c b/gcc/testsuite/gcc.target/riscv/rvv/base/pr122270-1.c
new file mode 100644
index 0000000..a026a7e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/base/pr122270-1.c
@@ -0,0 +1,10 @@
+/* { dg-options "" } */
+/* { dg-do compile } */
+/* { dg-add-options riscv_v } */
+/* PR target/122270 */
+
+#include "riscv_vector.h"
+
+void a(vfloat32m1_t b, vfloat32m1x4_t *c) {
+ *c = __riscv_vset_v_f32m1_f32m1x4(*c, 3, b);
+}
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_128bit_vector.c
new file mode 100644
index 0000000..7091d2a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_256bit_vector.c
new file mode 100644
index 0000000..da3ff2a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_32bit_vector.c
new file mode 100644
index 0000000..907aa706
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_64bit_vector.c
new file mode 100644
index 0000000..3036ada
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_64bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_all_mixed.c
new file mode 100644
index 0000000..1a57881
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_call_mixed_function.c
new file mode 100644
index 0000000..90ab8c5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_vector_elements.c
new file mode 100644
index 0000000..4309984
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_vector_elements.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v9 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DI \d+ \[ long_vec \]\)[[:space:]]+\(reg.*:V2DI \d+ v11 \[ long_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_vectors_struct.c
new file mode 100644
index 0000000..66cd626
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..09def6d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_different_width_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+\)[[:space:]]+\(reg:V8HI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_equivalent_struct.c
new file mode 100644
index 0000000..8cd74f0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_four_registers.c
new file mode 100644
index 0000000..837932c1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_four_registers.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..1c1564a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_fp_vs_int_vectors.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ float_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DF \d+ \[ double_vec \]\)[[:space:]]+\(reg.*:V2DF \d+ v10 \[ double_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..e44a8af
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_args.c
new file mode 100644
index 0000000..8b3b2a1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_float_vector.c
new file mode 100644
index 0000000..32f3de4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_int_vector.c
new file mode 100644
index 0000000..ac2ef23
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_struct.c
new file mode 100644
index 0000000..5b2ea03
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..6962363
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..0eb676e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_mixed_vector_types_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+\)[[:space:]]+\(reg:V4SF \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_unions.c
new file mode 100644
index 0000000..5be696c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_unions.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_vectors.c
new file mode 100644
index 0000000..3f3c5e0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..3bab9a3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_exhaustion.c
new file mode 100644
index 0000000..7ab38ee
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_exhaustion.c
@@ -0,0 +1,45 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..6fd3c0b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_exhaustion_mixed.c
@@ -0,0 +1,39 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..ca0f8b2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_register_pressure_scenarios.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ medium2 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ large1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ large1 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_same_vectors_struct.c
new file mode 100644
index 0000000..92acb96
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_same_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_simple_union.c
new file mode 100644
index 0000000..201ff4e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_simple_union.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_single_register.c
new file mode 100644
index 0000000..bb92880
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_single_vector_struct.c
new file mode 100644
index 0000000..9cfa866
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..24478f8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_different_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..21c918c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v10 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v11 \[ s\+48 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v12 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v13 \[ s\+80 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v14 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 8 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v15 \[ s\+112 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..f32b61c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_five_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..8efa10f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_four_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..0204829
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_two_registers.c
new file mode 100644
index 0000000..8a40a16
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_vector_array_struct.c
new file mode 100644
index 0000000..94e516c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-32/test_vector_array_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl128b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_128bit_vector.c
new file mode 100644
index 0000000..12acdaa
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_256bit_vector.c
new file mode 100644
index 0000000..ead0e70
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_32bit_vector.c
new file mode 100644
index 0000000..c97a7c7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_64bit_vector.c
new file mode 100644
index 0000000..f3fb86d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_64bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_all_mixed.c
new file mode 100644
index 0000000..7eeaa6b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_call_mixed_function.c
new file mode 100644
index 0000000..0676290
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_vector_elements.c
new file mode 100644
index 0000000..dff67ab
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_vector_elements.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v9 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DI \d+ \[ long_vec \]\)[[:space:]]+\(reg.*:V2DI \d+ v11 \[ long_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_vectors_struct.c
new file mode 100644
index 0000000..40d4442
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..2cd1322
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_different_width_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+\)[[:space:]]+\(reg:V8HI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_equivalent_struct.c
new file mode 100644
index 0000000..6463c5c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_four_registers.c
new file mode 100644
index 0000000..4d84a37
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_four_registers.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..7e992f7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_fp_vs_int_vectors.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ float_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DF \d+ \[ double_vec \]\)[[:space:]]+\(reg.*:V2DF \d+ v10 \[ double_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..ab3027b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_args.c
new file mode 100644
index 0000000..d16d14b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_float_vector.c
new file mode 100644
index 0000000..5cd6e52
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_int_vector.c
new file mode 100644
index 0000000..fb4aff9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_struct.c
new file mode 100644
index 0000000..3db1d27
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..a8c07f8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..0a230ac
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_mixed_vector_types_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+\)[[:space:]]+\(reg:V4SF \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_unions.c
new file mode 100644
index 0000000..18051f5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_unions.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_vectors.c
new file mode 100644
index 0000000..25a6042
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..c9959ae
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_exhaustion.c
new file mode 100644
index 0000000..3da8d8f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_exhaustion.c
@@ -0,0 +1,45 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..7fc773b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_exhaustion_mixed.c
@@ -0,0 +1,39 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..9c3cd79
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_register_pressure_scenarios.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ medium2 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ large1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ large1 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_same_vectors_struct.c
new file mode 100644
index 0000000..42041b5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_same_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_simple_union.c
new file mode 100644
index 0000000..9ea145f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_simple_union.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_single_register.c
new file mode 100644
index 0000000..a52c0a8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_single_vector_struct.c
new file mode 100644
index 0000000..f467fd5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..7d7bedd
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_different_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..8e576f2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v10 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v11 \[ s\+48 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v12 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v13 \[ s\+80 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v14 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 8 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v15 \[ s\+112 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..5575aab
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_five_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..6e9fd33
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_four_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..734d929
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_two_registers.c
new file mode 100644
index 0000000..743d773
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_vector_array_struct.c
new file mode 100644
index 0000000..dc4623e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-128-xlen-64/test_vector_array_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl128b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 128
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_128bit_vector.c
new file mode 100644
index 0000000..6ee5565
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_256bit_vector.c
new file mode 100644
index 0000000..363dd61
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_32bit_vector.c
new file mode 100644
index 0000000..63e2a84
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_64bit_vector.c
new file mode 100644
index 0000000..5c1269a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_64bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_all_mixed.c
new file mode 100644
index 0000000..7580504
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_call_mixed_function.c
new file mode 100644
index 0000000..1d494e6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_vector_elements.c
new file mode 100644
index 0000000..9650ea4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_vector_elements.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v9 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DI \d+ \[ long_vec \]\)[[:space:]]+\(reg.*:V2DI \d+ v11 \[ long_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_vectors_struct.c
new file mode 100644
index 0000000..41335d0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..da85d52
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_different_width_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+\)[[:space:]]+\(reg:V8HI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_equivalent_struct.c
new file mode 100644
index 0000000..d2d0f07
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_four_registers.c
new file mode 100644
index 0000000..c11c3e5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_four_registers.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..3862322
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_fp_vs_int_vectors.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ float_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DF \d+ \[ double_vec \]\)[[:space:]]+\(reg.*:V2DF \d+ v10 \[ double_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..1ec92f3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_args.c
new file mode 100644
index 0000000..d0a01e3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_float_vector.c
new file mode 100644
index 0000000..9acf247
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_int_vector.c
new file mode 100644
index 0000000..4d3265c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_struct.c
new file mode 100644
index 0000000..63b5ea0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..8721f44
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..10efd1e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_mixed_vector_types_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+\)[[:space:]]+\(reg:V4SF \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_unions.c
new file mode 100644
index 0000000..ab90555
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_unions.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_vectors.c
new file mode 100644
index 0000000..8ec429b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..bf8f4d1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_exhaustion.c
new file mode 100644
index 0000000..892fa74
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_exhaustion.c
@@ -0,0 +1,45 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..8f28061
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_exhaustion_mixed.c
@@ -0,0 +1,39 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..e16b945
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_register_pressure_scenarios.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ medium2 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ large1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ large1 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_same_vectors_struct.c
new file mode 100644
index 0000000..9e9c55d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_same_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_simple_union.c
new file mode 100644
index 0000000..34f83d6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_simple_union.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_single_register.c
new file mode 100644
index 0000000..141684c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_single_vector_struct.c
new file mode 100644
index 0000000..c275b40
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..2704451
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_different_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..30209a7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v10 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v11 \[ s\+48 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v12 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v13 \[ s\+80 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v14 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 8 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v15 \[ s\+112 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..3a3f4b1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_five_256bit_vectors.c
@@ -0,0 +1,19 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v9 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v10 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v11 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v12 \[ s\+128 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..9822d96
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_four_256bit_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v9 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v10 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v11 \[ s\+96 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..5231401
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_two_registers.c
new file mode 100644
index 0000000..c313cfc
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_vector_array_struct.c
new file mode 100644
index 0000000..33843a2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-32/test_vector_array_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_128bit_vector.c
new file mode 100644
index 0000000..87d7ac3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_256bit_vector.c
new file mode 100644
index 0000000..1c5b27d8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_32bit_vector.c
new file mode 100644
index 0000000..b985252
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_64bit_vector.c
new file mode 100644
index 0000000..b12c6a6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_64bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_all_mixed.c
new file mode 100644
index 0000000..770bec6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_call_mixed_function.c
new file mode 100644
index 0000000..dc5a6cd
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_vector_elements.c
new file mode 100644
index 0000000..bed512b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_vector_elements.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v9 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DI \d+ \[ long_vec \]\)[[:space:]]+\(reg.*:V2DI \d+ v11 \[ long_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_vectors_struct.c
new file mode 100644
index 0000000..0b56802
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..361bff7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_different_width_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+\)[[:space:]]+\(reg:V8HI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_equivalent_struct.c
new file mode 100644
index 0000000..42d7c95
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_four_registers.c
new file mode 100644
index 0000000..a4897e5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_four_registers.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..90f15c6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_fp_vs_int_vectors.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ float_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DF \d+ \[ double_vec \]\)[[:space:]]+\(reg.*:V2DF \d+ v10 \[ double_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..166bc8d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_args.c
new file mode 100644
index 0000000..5f95941
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_float_vector.c
new file mode 100644
index 0000000..7cef54c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_int_vector.c
new file mode 100644
index 0000000..d383a34
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_struct.c
new file mode 100644
index 0000000..44c80b9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..c173c0a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..bda5096
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_mixed_vector_types_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+\)[[:space:]]+\(reg:V4SF \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_unions.c
new file mode 100644
index 0000000..58bac01
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_unions.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_vectors.c
new file mode 100644
index 0000000..8294c54
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..2f0c620
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_exhaustion.c
new file mode 100644
index 0000000..9538ba0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_exhaustion.c
@@ -0,0 +1,45 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..118627d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_exhaustion_mixed.c
@@ -0,0 +1,39 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..7b6737b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_register_pressure_scenarios.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ medium2 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ large1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ large1 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_same_vectors_struct.c
new file mode 100644
index 0000000..04e1bef
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_same_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_simple_union.c
new file mode 100644
index 0000000..beaa25e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_simple_union.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_single_register.c
new file mode 100644
index 0000000..d21028e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_single_vector_struct.c
new file mode 100644
index 0000000..bab73584
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..11dd3c6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_different_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..b1199d4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v10 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v11 \[ s\+48 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v12 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v13 \[ s\+80 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v14 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 8 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v15 \[ s\+112 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..fe48ae0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_five_256bit_vectors.c
@@ -0,0 +1,19 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v9 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v10 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v11 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v12 \[ s\+128 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..d4026ba
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_four_256bit_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v9 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v10 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v11 \[ s\+96 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..c6111b8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_two_registers.c
new file mode 100644
index 0000000..7c919f3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_vector_array_struct.c
new file mode 100644
index 0000000..c4c57f7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-256-xlen-64/test_vector_array_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl256b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 256
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_128bit_vector.c
new file mode 100644
index 0000000..8452f93
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_256bit_vector.c
new file mode 100644
index 0000000..3579523
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v16 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_32bit_vector.c
new file mode 100644
index 0000000..310c607
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_64bit_vector.c
new file mode 100644
index 0000000..d34af19
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_64bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_all_mixed.c
new file mode 100644
index 0000000..763f9b0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_call_mixed_function.c
new file mode 100644
index 0000000..eb7a97f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_different_vector_elements.c
new file mode 100644
index 0000000..2e34be5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_different_vector_elements.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v12 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ int_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_different_vectors_struct.c
new file mode 100644
index 0000000..e3a2fd9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..f3fdc9c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_different_width_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_equivalent_struct.c
new file mode 100644
index 0000000..ca39ab1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_four_registers.c
new file mode 100644
index 0000000..78674a9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_four_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..dd02323
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_fp_vs_int_vectors.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v12 \[ float_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..a304c3a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_args.c
new file mode 100644
index 0000000..12a8530
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_float_vector.c
new file mode 100644
index 0000000..777e0b3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_int_vector.c
new file mode 100644
index 0000000..16d31f7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_struct.c
new file mode 100644
index 0000000..1ec749a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..9bc0eac
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..1e4f8a3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_mixed_vector_types_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_multiple_unions.c
new file mode 100644
index 0000000..01e3762
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_multiple_unions.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_multiple_vectors.c
new file mode 100644
index 0000000..9004567
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_multiple_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v3 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..4f4a78d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_register_exhaustion.c
new file mode 100644
index 0000000..5400b18
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_register_exhaustion.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..0fce4dd
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_register_exhaustion_mixed.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..661e1ce
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_register_pressure_scenarios.c
@@ -0,0 +1,19 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v10 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ medium2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_same_vectors_struct.c
new file mode 100644
index 0000000..92d4204
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_same_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_simple_union.c
new file mode 100644
index 0000000..581b350
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_simple_union.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_single_register.c
new file mode 100644
index 0000000..beb8e04
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_single_vector_struct.c
new file mode 100644
index 0000000..f569caf
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..7801147
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_different_abi_vlen.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..72cb536
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..ccc1d79
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_five_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..12c054f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_four_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..723c1f4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_two_registers.c
new file mode 100644
index 0000000..1cea3bc
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v16 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_vector_array_struct.c
new file mode 100644
index 0000000..ede6525
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-32/test_vector_array_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve32f_zvl32b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_128bit_vector.c
new file mode 100644
index 0000000..a5d4b1d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_256bit_vector.c
new file mode 100644
index 0000000..2c405c3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v16 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_32bit_vector.c
new file mode 100644
index 0000000..917bc54
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_64bit_vector.c
new file mode 100644
index 0000000..b158857
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_64bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_all_mixed.c
new file mode 100644
index 0000000..51dc947
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_call_mixed_function.c
new file mode 100644
index 0000000..3227893
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_different_vector_elements.c
new file mode 100644
index 0000000..a49f7a3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_different_vector_elements.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v12 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ int_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_different_vectors_struct.c
new file mode 100644
index 0000000..33dba6a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..4b16990
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_different_width_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_equivalent_struct.c
new file mode 100644
index 0000000..c82fd43
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_four_registers.c
new file mode 100644
index 0000000..42afa82
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_four_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..690c296
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_fp_vs_int_vectors.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v12 \[ float_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..2a23285
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_args.c
new file mode 100644
index 0000000..76d3252
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_float_vector.c
new file mode 100644
index 0000000..97ac4b1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_int_vector.c
new file mode 100644
index 0000000..02327db
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_struct.c
new file mode 100644
index 0000000..609dd0e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..db015da
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..955543f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_mixed_vector_types_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_multiple_unions.c
new file mode 100644
index 0000000..ca2fbb8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_multiple_unions.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_multiple_vectors.c
new file mode 100644
index 0000000..f6d8fa2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_multiple_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v3 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..1d033fa
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_register_exhaustion.c
new file mode 100644
index 0000000..98e7e6f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_register_exhaustion.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..4a62377
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_register_exhaustion_mixed.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..22b934c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_register_pressure_scenarios.c
@@ -0,0 +1,19 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v10 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ medium2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_same_vectors_struct.c
new file mode 100644
index 0000000..ae92296
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_same_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_simple_union.c
new file mode 100644
index 0000000..9ca77c4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_simple_union.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_single_register.c
new file mode 100644
index 0000000..e78ac7c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_single_vector_struct.c
new file mode 100644
index 0000000..db93b2a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..6ebb269
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_different_abi_vlen.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..06c309e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..cd3d77a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_five_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..deaa87e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_four_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..82ef5ba
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_two_registers.c
new file mode 100644
index 0000000..da2d81f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v16 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_vector_array_struct.c
new file mode 100644
index 0000000..7236598
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-32-xlen-64/test_vector_array_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve32f_zvl32b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 32
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_128bit_vector.c
new file mode 100644
index 0000000..9681dd2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_256bit_vector.c
new file mode 100644
index 0000000..cb54cd7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_32bit_vector.c
new file mode 100644
index 0000000..345dcac
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_64bit_vector.c
new file mode 100644
index 0000000..429d9e1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_64bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_all_mixed.c
new file mode 100644
index 0000000..30a46c6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_call_mixed_function.c
new file mode 100644
index 0000000..a108985
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_different_vector_elements.c
new file mode 100644
index 0000000..fe3aa71
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_different_vector_elements.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v9 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DI \d+ \[ long_vec \]\)[[:space:]]+\(reg.*:V2DI \d+ v11 \[ long_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_different_vectors_struct.c
new file mode 100644
index 0000000..26ddf7d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..30670f2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_different_width_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+\)[[:space:]]+\(reg:V8HI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_equivalent_struct.c
new file mode 100644
index 0000000..943629a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_four_registers.c
new file mode 100644
index 0000000..d98678b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_four_registers.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..8503f32
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_fp_vs_int_vectors.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ float_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DF \d+ \[ double_vec \]\)[[:space:]]+\(reg.*:V2DF \d+ v10 \[ double_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..ebebf6d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_args.c
new file mode 100644
index 0000000..ad0d837
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_float_vector.c
new file mode 100644
index 0000000..2842f1b8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_int_vector.c
new file mode 100644
index 0000000..4b774e5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_struct.c
new file mode 100644
index 0000000..89a5e09
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..d8bdc98
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..779a4dc
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_mixed_vector_types_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+\)[[:space:]]+\(reg:V4SF \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_multiple_unions.c
new file mode 100644
index 0000000..6974e22
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_multiple_unions.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_multiple_vectors.c
new file mode 100644
index 0000000..d0257af
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_multiple_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..5e566db
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_register_exhaustion.c
new file mode 100644
index 0000000..5fe493b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_register_exhaustion.c
@@ -0,0 +1,45 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..4b484d1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_register_exhaustion_mixed.c
@@ -0,0 +1,39 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..5bcd85c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_register_pressure_scenarios.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ medium2 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ large1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ large1 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_same_vectors_struct.c
new file mode 100644
index 0000000..eae391f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_same_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_simple_union.c
new file mode 100644
index 0000000..b3dcc28
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_simple_union.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_single_register.c
new file mode 100644
index 0000000..af8afb2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_single_vector_struct.c
new file mode 100644
index 0000000..32c31920
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..615ed1d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_different_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..0ceab39
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v10 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v11 \[ s\+48 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v12 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v13 \[ s\+80 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v14 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 8 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v15 \[ s\+112 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..d41c3de
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_five_256bit_vectors.c
@@ -0,0 +1,19 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v9 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v10 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v11 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v12 \[ s\+128 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..50360c3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_four_256bit_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v9 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v10 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v11 \[ s\+96 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..7d75572
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_two_registers.c
new file mode 100644
index 0000000..8eda297
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_vector_array_struct.c
new file mode 100644
index 0000000..e006469
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-32/test_vector_array_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_128bit_vector.c
new file mode 100644
index 0000000..905a938
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_256bit_vector.c
new file mode 100644
index 0000000..ba3692d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_32bit_vector.c
new file mode 100644
index 0000000..09a3fa0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_64bit_vector.c
new file mode 100644
index 0000000..458541c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_64bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_all_mixed.c
new file mode 100644
index 0000000..89037c0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_call_mixed_function.c
new file mode 100644
index 0000000..8658b79
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_different_vector_elements.c
new file mode 100644
index 0000000..662ce5c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_different_vector_elements.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v9 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DI \d+ \[ long_vec \]\)[[:space:]]+\(reg.*:V2DI \d+ v11 \[ long_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_different_vectors_struct.c
new file mode 100644
index 0000000..66371f0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..2888f17
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_different_width_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+\)[[:space:]]+\(reg:V8HI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_equivalent_struct.c
new file mode 100644
index 0000000..4f7b64b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_four_registers.c
new file mode 100644
index 0000000..4cbb415
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_four_registers.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..4a7d548
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_fp_vs_int_vectors.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ float_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DF \d+ \[ double_vec \]\)[[:space:]]+\(reg.*:V2DF \d+ v10 \[ double_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..adf003c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_args.c
new file mode 100644
index 0000000..7695777
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_float_vector.c
new file mode 100644
index 0000000..8811b6f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_int_vector.c
new file mode 100644
index 0000000..29753e2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_struct.c
new file mode 100644
index 0000000..113be1e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..be8fdca
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..7ae31a2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_mixed_vector_types_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+\)[[:space:]]+\(reg:V4SF \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_multiple_unions.c
new file mode 100644
index 0000000..232afe4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_multiple_unions.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_multiple_vectors.c
new file mode 100644
index 0000000..bbc2b80
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_multiple_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..2fcc2d7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_register_exhaustion.c
new file mode 100644
index 0000000..489ea6f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_register_exhaustion.c
@@ -0,0 +1,45 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..195d264
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_register_exhaustion_mixed.c
@@ -0,0 +1,39 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v13 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v15 \[ v8 \]\)\)} "expand" } } */
+// Check vector argument 9 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v9 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v9 \]\)\)} "expand" } } */
+// Check argument 10 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v10 \]\)[[:space:]]+\(reg.*:V4SI \d+ v17 \[ v10 \]\)\)} "expand" } } */
+// Check argument 11 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v11 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v11 \]\)\)} "expand" } } */
+// Check argument 12 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v12 \]\)[[:space:]]+\(reg.*:V4SI \d+ v19 \[ v12 \]\)\)} "expand" } } */
+// Check argument 13 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v13 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v13 \]\)\)} "expand" } } */
+// Check argument 14 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v14 \]\)[[:space:]]+\(reg.*:V4SI \d+ v21 \[ v14 \]\)\)} "expand" } } */
+// Check argument 15 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v15 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v15 \]\)\)} "expand" } } */
+// Check argument 16 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v16 \]\)[[:space:]]+\(reg.*:V4SI \d+ v23 \[ v16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..78f336d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_register_pressure_scenarios.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v11 \[ medium2 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ large1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ large1 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_same_vectors_struct.c
new file mode 100644
index 0000000..9226884
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_same_vectors_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_simple_union.c
new file mode 100644
index 0000000..409b863
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_simple_union.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_single_register.c
new file mode 100644
index 0000000..1fb5c69
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_single_vector_struct.c
new file mode 100644
index 0000000..68da0d4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..0306514
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_different_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..ae6da97
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v10 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v11 \[ s\+48 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v12 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v13 \[ s\+80 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v14 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 8 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v15 \[ s\+112 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..037f2ae
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_five_256bit_vectors.c
@@ -0,0 +1,19 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v9 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v10 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v11 \[ s\+96 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v12 \[ s\+128 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..3027ab1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_four_256bit_vectors.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v9 \[ s\+32 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v10 \[ s\+64 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+\)[[:space:]]+\(reg:V8SI \d+ v11 \[ s\+96 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..3032001
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_two_registers.c
new file mode 100644
index 0000000..698664a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_vector_array_struct.c
new file mode 100644
index 0000000..c7663f2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-512-xlen-64/test_vector_array_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv_zvl512b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 512
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+\)[[:space:]]+\(reg:V4SI \d+ v9 \[ s\+16 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_128bit_vector.c
new file mode 100644
index 0000000..7a35b97
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_256bit_vector.c
new file mode 100644
index 0000000..b6acb4e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_32bit_vector.c
new file mode 100644
index 0000000..29a1542
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_64bit_vector.c
new file mode 100644
index 0000000..8dd0416
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_64bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_all_mixed.c
new file mode 100644
index 0000000..471ac7a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_call_mixed_function.c
new file mode 100644
index 0000000..e0823a7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_different_vector_elements.c
new file mode 100644
index 0000000..e014d94
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_different_vector_elements.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v10 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DI \d+ \[ long_vec \]\)[[:space:]]+\(reg.*:V2DI \d+ v14 \[ long_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_different_vectors_struct.c
new file mode 100644
index 0000000..3bfc462
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..3d29761
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_different_width_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_equivalent_struct.c
new file mode 100644
index 0000000..cbef719
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_four_registers.c
new file mode 100644
index 0000000..96d92ca
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_four_registers.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v16 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..4f508e4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_fp_vs_int_vectors.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v10 \[ float_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DF \d+ \[ double_vec \]\)[[:space:]]+\(reg.*:V2DF \d+ v12 \[ double_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..7de41a2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v16 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_args.c
new file mode 100644
index 0000000..dc83d6e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_float_vector.c
new file mode 100644
index 0000000..86f7a14
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_int_vector.c
new file mode 100644
index 0000000..ca07249
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_struct.c
new file mode 100644
index 0000000..1247eed
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..99b5313
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..a125bd8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_mixed_vector_types_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_unions.c
new file mode 100644
index 0000000..e6af0c8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_unions.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_vectors.c
new file mode 100644
index 0000000..403aee0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v3 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..91998a7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_exhaustion.c
new file mode 100644
index 0000000..6805d40
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_exhaustion.c
@@ -0,0 +1,29 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v8 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..f15093d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_exhaustion_mixed.c
@@ -0,0 +1,23 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v8 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..734b067
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_register_pressure_scenarios.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ medium2 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ large1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v16 \[ large1 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_same_vectors_struct.c
new file mode 100644
index 0000000..d28675d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_same_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_simple_union.c
new file mode 100644
index 0000000..134c809
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_simple_union.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_single_register.c
new file mode 100644
index 0000000..c2a5747b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_single_vector_struct.c
new file mode 100644
index 0000000..892daa0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..9b19e20
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_different_abi_vlen.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..9172575
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..bbf8033
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_five_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..980e363
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_four_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..8b0e14c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_two_registers.c
new file mode 100644
index 0000000..61c7280
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_vector_array_struct.c
new file mode 100644
index 0000000..22f7dc3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-32/test_vector_array_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gc_zve64d_zvl64b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+.*\).*\(reg.*:SI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ \[ \.result_ptr \]\).*\(reg.*:SI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:SI \d+ a0\).*\(reg.*:SI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_128bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_128bit_vector.c
new file mode 100644
index 0000000..d61053a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_128bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_128bit_vector.h"
+// Function under test:
+// int32x4_t test_128bit_vector(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_256bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_256bit_vector.c
new file mode 100644
index 0000000..59a97df
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_256bit_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_256bit_vector.h"
+// Function under test:
+// int32x8_t test_256bit_vector(int32x8_t vec1, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_32bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_32bit_vector.c
new file mode 100644
index 0000000..71553f3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_32bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_32bit_vector.h"
+// Function under test:
+// int16x2_t test_32bit_vector(int16x2_t vec1, int16x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2HI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2HI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2HI \d+ v8\)[[:space:]]+\(reg.*:V2HI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_64bit_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_64bit_vector.c
new file mode 100644
index 0000000..8d46ab8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_64bit_vector.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_64bit_vector.h"
+// Function under test:
+// int32x2_t test_64bit_vector(int32x2_t vec1, int32x2_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_all_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_all_mixed.c
new file mode 100644
index 0000000..00c3e18
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_all_mixed.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_all_mixed.h"
+// Function under test:
+// double test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_call_mixed_function.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_call_mixed_function.c
new file mode 100644
index 0000000..0f9a1f5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_call_mixed_function.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_call_mixed_function.h"
+// Function under test:
+// int helper_mixed_function(int i, int32x4_t v, float f)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_vector_elements.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_vector_elements.c
new file mode 100644
index 0000000..f2c8506
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_vector_elements.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_different_vector_elements.h"
+// Function under test:
+// int test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+// int32x4_t int_vec, int64x2_t long_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16QI \d+ \[ byte_vec \]\)[[:space:]]+\(reg.*:V16QI \d+ v8 \[ byte_vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8HI \d+ \[ short_vec \]\)[[:space:]]+\(reg.*:V8HI \d+ v10 \[ short_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DI \d+ \[ long_vec \]\)[[:space:]]+\(reg.*:V2DI \d+ v14 \[ long_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_vectors_struct.c
new file mode 100644
index 0000000..64f917f5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_different_vectors_struct.h"
+// Function under test:
+// struct_different_vectors_t test_different_vectors_struct(struct_different_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_width_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_width_vectors_struct.c
new file mode 100644
index 0000000..6757c1f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_different_width_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_different_width_vectors_struct.h"
+// Function under test:
+// different_width_vectors_struct_t test_different_width_vectors_struct(different_width_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_equivalent_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_equivalent_struct.c
new file mode 100644
index 0000000..b30f25f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_equivalent_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_equivalent_struct.h"
+// Function under test:
+// equivalent_struct_t test_equivalent_struct(equivalent_struct_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_four_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_four_registers.c
new file mode 100644
index 0000000..2d0f69a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_four_registers.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_four_registers.h"
+// Function under test:
+// int32x16_t test_four_registers(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v16 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_fp_vs_int_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_fp_vs_int_vectors.c
new file mode 100644
index 0000000..f9f846a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_fp_vs_int_vectors.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_fp_vs_int_vectors.h"
+// Function under test:
+// float test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+// double64x2_t double_vec)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ int_vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ int_vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ float_vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v10 \[ float_vec \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2DF \d+ \[ double_vec \]\)[[:space:]]+\(reg.*:V2DF \d+ v12 \[ double_vec \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_large_vector_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_large_vector_small_abi_vlen.c
new file mode 100644
index 0000000..3c76859
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_large_vector_small_abi_vlen.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_large_vector_small_abi_vlen.h"
+// Function under test:
+// int32x16_t test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V16SI \d+ v16 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_args.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_args.c
new file mode 100644
index 0000000..b596feb
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_args.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_args.h"
+// Function under test:
+// int test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_float_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_float_vector.c
new file mode 100644
index 0000000..d68dcef
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_float_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_float_vector.h"
+// Function under test:
+// float test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SF \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SF \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SF \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_int_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_int_vector.c
new file mode 100644
index 0000000..69f03db
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_int_vector.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_int_vector.h"
+// Function under test:
+// int test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_struct.c
new file mode 100644
index 0000000..c8523aa
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_struct.h"
+// Function under test:
+// struct_mixed_t test_mixed_struct(struct_mixed_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_struct_advanced.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_struct_advanced.c
new file mode 100644
index 0000000..08466aa
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_struct_advanced.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_struct_advanced.h"
+// Function under test:
+// mixed_struct_advanced_t test_mixed_struct_advanced(mixed_struct_advanced_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_vector_types_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_vector_types_struct.c
new file mode 100644
index 0000000..70ad96e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_mixed_vector_types_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_mixed_vector_types_struct.h"
+// Function under test:
+// mixed_vector_types_struct_t test_mixed_vector_types_struct(mixed_vector_types_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_unions.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_unions.c
new file mode 100644
index 0000000..44de280
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_unions.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_multiple_unions.h"
+// Function under test:
+// union_vector_t test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_vectors.c
new file mode 100644
index 0000000..40c61aa
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_multiple_vectors.h"
+// Function under test:
+// int32x4_t test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v3 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_with_small_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_with_small_abi_vlen.c
new file mode 100644
index 0000000..e963bb0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_multiple_with_small_abi_vlen.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_multiple_with_small_abi_vlen.h"
+// Function under test:
+// int32x4_t test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+// int32x4_t v3, int32x4_t v4)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v4 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_exhaustion.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_exhaustion.c
new file mode 100644
index 0000000..71c2383
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_exhaustion.c
@@ -0,0 +1,29 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_register_exhaustion.h"
+// Function under test:
+// int32x4_t test_register_exhaustion(int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+// int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+// int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+// int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+// int32x4_t v17)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v8 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_exhaustion_mixed.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_exhaustion_mixed.c
new file mode 100644
index 0000000..b209eac
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_exhaustion_mixed.c
@@ -0,0 +1,23 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_register_exhaustion_mixed.h"
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ v1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ v2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v3 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ v3 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v4 \]\)[[:space:]]+\(reg.*:V4SI \d+ v14 \[ v4 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v5 \]\)[[:space:]]+\(reg.*:V4SI \d+ v16 \[ v5 \]\)\)} "expand" } } */
+// Check argument 6 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v6 \]\)[[:space:]]+\(reg.*:V4SI \d+ v18 \[ v6 \]\)\)} "expand" } } */
+// Check argument 7 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v7 \]\)[[:space:]]+\(reg.*:V4SI \d+ v20 \[ v7 \]\)\)} "expand" } } */
+// Check vector argument 8 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ v8 \]\)[[:space:]]+\(reg.*:V4SI \d+ v22 \[ v8 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_pressure_scenarios.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_pressure_scenarios.c
new file mode 100644
index 0000000..bd31c14
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_register_pressure_scenarios.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_register_pressure_scenarios.h"
+// Function under test:
+// void test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+// int32x4_t medium1, int32x4_t medium2,
+// int32x8_t large1)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small1 \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ small1 \]\)\)} "expand" } } */
+// Check vector argument 2 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ small2 \]\)[[:space:]]+\(reg.*:V2SI \d+ v9 \[ small2 \]\)\)} "expand" } } */
+// Check argument 3 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ medium1 \]\)\)} "expand" } } */
+// Check argument 4 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ medium2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v12 \[ medium2 \]\)\)} "expand" } } */
+// Check argument 5 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ large1 \]\)[[:space:]]+\(reg.*:V8SI \d+ v16 \[ large1 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_same_vectors_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_same_vectors_struct.c
new file mode 100644
index 0000000..2fe18f1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_same_vectors_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_same_vectors_struct.h"
+// Function under test:
+// struct_two_same_vectors_t test_same_vectors_struct(struct_two_same_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_simple_union.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_simple_union.c
new file mode 100644
index 0000000..c5c3816
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_simple_union.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_simple_union.h"
+// Function under test:
+// union_vector_t test_simple_union(union_vector_t u)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) 0\).*\(reg.*:DI \d+ a0 \[[^\]]+\]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(subreg:DI \(reg.*:TI \d+ \[[^\]]+\]\) [0-9]+\).*\(reg.*:DI \d+ a1 \[[^\]]+\]\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) 0\)\)} "expand" } } */
+// Check return value passed via integer registers using subreg
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a1 \[[^\]]*\]\).*\(subreg:DI \(reg.*:TI \d+ \[.*<retval>.*\]\) \d+\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_single_register.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_single_register.c
new file mode 100644
index 0000000..9adf114
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_single_register.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_single_register.h"
+// Function under test:
+// int32x4_t test_single_register(int32x4_t vec1, int32x4_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec1 \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec1 \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V4SI \d+ v10 \[ vec2 \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_single_vector_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_single_vector_struct.c
new file mode 100644
index 0000000..acaf297
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_single_vector_struct.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_single_vector_struct.h"
+// Function under test:
+// struct_single_vector_t test_single_vector_struct(struct_single_vector_t s)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ s \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ s \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_different_abi_vlen.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_different_abi_vlen.c
new file mode 100644
index 0000000..3904243
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_different_abi_vlen.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_different_abi_vlen.h"
+// Function under test:
+// two_medium_vectors_t test_struct_different_abi_vlen(two_medium_vectors_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_eight_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_eight_128bit_vectors.c
new file mode 100644
index 0000000..e017645
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_eight_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_eight_128bit_vectors.h"
+// Function under test:
+// eight_128bit_vectors_struct_t test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_five_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_five_256bit_vectors.c
new file mode 100644
index 0000000..c36af06
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_five_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_five_256bit_vectors.h"
+// Function under test:
+// five_256bit_vectors_struct_t test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_four_256bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_four_256bit_vectors.c
new file mode 100644
index 0000000..c2e65cc
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_four_256bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_four_256bit_vectors.h"
+// Function under test:
+// four_256bit_vectors_struct_t test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_nine_128bit_vectors.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_nine_128bit_vectors.c
new file mode 100644
index 0000000..ba015a5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_struct_nine_128bit_vectors.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_struct_nine_128bit_vectors.h"
+// Function under test:
+// nine_128bit_vectors_struct_t test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_two_registers.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_two_registers.c
new file mode 100644
index 0000000..a3a7cf9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_two_registers.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_two_registers.h"
+// Function under test:
+// int32x8_t test_two_registers(int32x8_t vec, int32x8_t vec2)
+// Check vector argument 1 passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+// Check argument 2 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec2 \]\)[[:space:]]+\(reg.*:V8SI \d+ v12 \[ vec2 \]\)\)} "expand" } } */
+// Check return value passed in vector register
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_vector_array_struct.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_vector_array_struct.c
new file mode 100644
index 0000000..66780fb
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/abi-vlen-64-xlen-64/test_vector_array_struct.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gc_zve64d_zvl64b -mabi=lp64d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+#define ABI_VLEN 64
+
+#include "../common/test_vector_array_struct.h"
+// Function under test:
+// struct_vector_array_t test_vector_array_struct(struct_vector_array_t s)
+// Check argument 1 register assignment
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+.*\).*\(reg.*:DI \d+ a1\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ \[ \.result_ptr \]\).*\(reg.*:DI \d+ a0 \[ \.result_ptr \]\)\)} "expand" } } */
+// Check return value passed via pointer (result_ptr)
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:DI \d+ a0\).*\(reg.*:DI \d+ \[ \.result_ptr \]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_128bit_vector.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_128bit_vector.h
new file mode 100644
index 0000000..0732cf5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_128bit_vector.h
@@ -0,0 +1,13 @@
+// Test: Two 128-bit vectors behavior under different ABI_VLEN
+
+#include "../vls-cc-common.h"
+
+int32x4_t VLS_CC(ABI_VLEN) test_128bit_vector(int32x4_t vec1, int32x4_t vec2) {
+ // Two 128-bit vectors:
+ // - ABI_VLEN=128: each uses 1 vector register (2 total)
+ // - ABI_VLEN=64: each uses 2 vector registers (4 total)
+ // - ABI_VLEN=32: each uses 4 vector registers (8 total)
+ int32x4_t result;
+ result = vec1 + vec2;
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_256bit_vector.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_256bit_vector.h
new file mode 100644
index 0000000..18b99bf
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_256bit_vector.h
@@ -0,0 +1,14 @@
+// Test: Two 256-bit vectors behavior under different ABI_VLEN
+
+#include "../vls-cc-common.h"
+
+int32x8_t VLS_CC(ABI_VLEN) test_256bit_vector(int32x8_t vec1, int32x8_t vec2) {
+ // Two 256-bit vectors:
+ // - ABI_VLEN=256: each uses 1 vector register (2 total)
+ // - ABI_VLEN=128: each uses 2 vector registers (4 total)
+ // - ABI_VLEN=64: each uses 4 vector registers (8 total)
+ // - ABI_VLEN=32: each uses 8 vector registers (16 total)
+ int32x8_t result;
+ result = vec1 + vec2;
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_32bit_vector.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_32bit_vector.h
new file mode 100644
index 0000000..e18b8e4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_32bit_vector.h
@@ -0,0 +1,13 @@
+// Test: Two 32-bit vectors (very small vectors)
+
+#include "../vls-cc-common.h"
+
+int16x2_t VLS_CC(ABI_VLEN) test_32bit_vector(int16x2_t vec1, int16x2_t vec2) {
+ // Two 32-bit vectors:
+ // - Each always uses 1 vector register regardless of ABI_VLEN
+ // - Uses even smaller portion when ABI_VLEN > 32
+ int16x2_t result;
+ result[0] = vec1[0] + vec2[0];
+ result[1] = vec1[1] + vec2[1];
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_64bit_vector.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_64bit_vector.h
new file mode 100644
index 0000000..dc3a2c1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_64bit_vector.h
@@ -0,0 +1,13 @@
+// Test: Two 64-bit vectors (always fit in one register each)
+
+#include "../vls-cc-common.h"
+
+int32x2_t VLS_CC(ABI_VLEN) test_64bit_vector(int32x2_t vec1, int32x2_t vec2) {
+ // Two 64-bit vectors:
+ // - Each always uses 1 vector register regardless of ABI_VLEN
+ // - Only uses portion of the register when ABI_VLEN > 64
+ int32x2_t result;
+ result[0] = vec1[0] + vec2[0];
+ result[1] = vec1[1] + vec2[1];
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_all_mixed.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_all_mixed.h
new file mode 100644
index 0000000..6cc50b1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_all_mixed.h
@@ -0,0 +1,13 @@
+// Test: All three types mixed (int, float, vector)
+
+#include "../vls-cc-common.h"
+
+double VLS_CC(ABI_VLEN) test_all_mixed(int i, float f, int32x4_t vec1, double d, float32x4_t vec2, int j) {
+ // int i -> a0 (integer register)
+ // float f -> fa0 (FP register)
+ // int32x4_t vec1 -> v8 (vector register)
+ // double d -> fa1 (FP register)
+ // float32x4_t vec2 -> v9 (vector register)
+ // int j -> a1 (integer register)
+ return i + f + vec1[0] + d + vec2[0] + j;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_call_mixed_function.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_call_mixed_function.h
new file mode 100644
index 0000000..e5cd837
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_call_mixed_function.h
@@ -0,0 +1,14 @@
+// Test: Function pointers with mixed signatures
+
+#include "../vls-cc-common.h"
+
+typedef int (*mixed_func_ptr_t)(int, int32x4_t, float) VLS_CC(ABI_VLEN);
+
+// Helper function to be called via function pointer
+int VLS_CC(ABI_VLEN) helper_mixed_function(int i, int32x4_t v, float f) {
+ return i + v[0] + (int)f;
+}
+
+int VLS_CC(ABI_VLEN) test_call_mixed_function(mixed_func_ptr_t func, int i, int32x4_t v, float f) {
+ return func(i, v, f);
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_vector_elements.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_vector_elements.h
new file mode 100644
index 0000000..3ef700b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_vector_elements.h
@@ -0,0 +1,10 @@
+// Test: Vector types with different element types in same call
+
+#include "../vls-cc-common.h"
+
+int VLS_CC(ABI_VLEN) test_different_vector_elements(int8x16_t byte_vec, int16x8_t short_vec,
+ int32x4_t int_vec, int64x2_t long_vec) {
+ // All are 128-bit vectors but with different element types
+ // Should all use same vector register allocation rules
+ return byte_vec[0] + short_vec[0] + int_vec[0] + (int)long_vec[0];
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_vectors_struct.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_vectors_struct.h
new file mode 100644
index 0000000..b7c1e48
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_vectors_struct.h
@@ -0,0 +1,9 @@
+// Test: Struct with different sized vectors - uses hardware FP calling convention
+
+#include "../vls-cc-common.h"
+
+struct_different_vectors_t VLS_CC(ABI_VLEN) test_different_vectors_struct(struct_different_vectors_t s) {
+ // Contains int32x2_t (64 bits) and int32x4_t (128 bits) - different lengths
+ // Should use hardware floating-point calling convention, not vector registers
+ return s;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_width_vectors_struct.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_width_vectors_struct.h
new file mode 100644
index 0000000..a0b8e15
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_different_width_vectors_struct.h
@@ -0,0 +1,27 @@
+// Test: Struct with two vectors of different widths but same total size
+// int32x4_t (128 bits, 4 x 32-bit) and int16x8_t (128 bits, 8 x 16-bit) - both should be flattened
+
+#include "../vls-cc-common.h"
+
+typedef struct {
+ int32x4_t wide_vec; // 128-bit vector with 4 x 32-bit elements
+ int16x8_t narrow_vec; // 128-bit vector with 8 x 16-bit elements
+} different_width_vectors_struct_t;
+
+different_width_vectors_struct_t VLS_CC(ABI_VLEN) test_different_width_vectors_struct(different_width_vectors_struct_t s) {
+ // Should be flattened and passed as two separate vector arguments
+ // wide_vec should use first vector register, narrow_vec should use second vector register
+ different_width_vectors_struct_t result;
+
+ // Process wide vector: add 100 to each 32-bit element
+ for (int i = 0; i < 4; i++) {
+ result.wide_vec[i] = s.wide_vec[i] + 100;
+ }
+
+ // Process narrow vector: add 10 to each 16-bit element
+ for (int i = 0; i < 8; i++) {
+ result.narrow_vec[i] = s.narrow_vec[i] + 10;
+ }
+
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_equivalent_struct.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_equivalent_struct.h
new file mode 100644
index 0000000..859fc10
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_equivalent_struct.h
@@ -0,0 +1,14 @@
+// Test: Compare struct vs union behavior
+
+#include "../vls-cc-common.h"
+
+// Struct equivalent to union (should use vector calling convention)
+typedef struct {
+ int32x4_t vec;
+} equivalent_struct_t;
+
+equivalent_struct_t VLS_CC(ABI_VLEN) test_equivalent_struct(equivalent_struct_t s) {
+ // This struct should use vector calling convention (flattened)
+ // Compare behavior with the union version
+ return s;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_four_registers.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_four_registers.h
new file mode 100644
index 0000000..e53d417
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_four_registers.h
@@ -0,0 +1,11 @@
+// Test: Two vectors passed in eight registers (<= 4 * ABI_VLEN bits each)
+// int32x16_t (512 bits) should use 4 registers each when ABI_VLEN = 128
+
+#include "../vls-cc-common.h"
+
+int32x16_t VLS_CC(ABI_VLEN) test_four_registers(int32x16_t vec1, int32x16_t vec2) {
+ // Add vectors element-wise
+ int32x16_t result;
+ result = vec1 + vec2;
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_fp_vs_int_vectors.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_fp_vs_int_vectors.h
new file mode 100644
index 0000000..649dc13
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_fp_vs_int_vectors.h
@@ -0,0 +1,10 @@
+// Test: Floating-point vectors vs integer vectors
+
+#include "../vls-cc-common.h"
+
+float VLS_CC(ABI_VLEN) test_fp_vs_int_vectors(int32x4_t int_vec, float32x4_t float_vec,
+ double64x2_t double_vec) {
+ // All vectors should use vector registers, regardless of element type
+ // Element type shouldn't affect register allocation for fixed-length vectors
+ return int_vec[0] + float_vec[0] + (float)double_vec[0];
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_large_vector_small_abi_vlen.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_large_vector_small_abi_vlen.h
new file mode 100644
index 0000000..90627cf
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_large_vector_small_abi_vlen.h
@@ -0,0 +1,13 @@
+// Test: Two large vectors that might be passed by reference with small ABI_VLEN
+
+#include "../vls-cc-common.h"
+
+int32x16_t VLS_CC(ABI_VLEN) test_large_vector_small_abi_vlen(int32x16_t vec1, int32x16_t vec2) {
+ // Two 512-bit vectors:
+ // - ABI_VLEN=128: each uses 4 registers (8 total, fits in available registers)
+ // - ABI_VLEN=64: each needs 8 registers (16 total, exceeds available, passed by reference)
+ // - ABI_VLEN=32: each needs 16 registers (32 total, far exceeds available, passed by reference)
+ int32x16_t result;
+ result = vec1 + vec2;
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_args.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_args.h
new file mode 100644
index 0000000..c6d91e3
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_args.h
@@ -0,0 +1,8 @@
+// Test: Mixed scalar and vector arguments
+
+#include "../vls-cc-common.h"
+
+int VLS_CC(ABI_VLEN) test_mixed_args(int scalar1, int32x4_t vec1, float scalar2, int32x4_t vec2) {
+ // scalars use integer/float registers, vectors use vector registers
+ return scalar1 + (int)scalar2 + vec1[0] + vec2[0];
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_float_vector.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_float_vector.h
new file mode 100644
index 0000000..03ca452
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_float_vector.h
@@ -0,0 +1,10 @@
+// Test: Mixed floating-point scalars and vectors
+
+#include "../vls-cc-common.h"
+
+float VLS_CC(ABI_VLEN) test_mixed_float_vector(float f1, float32x4_t vec, double d1, float32x4_t vec2) {
+ // Float scalars should use FP registers (fa0, fa1, ...)
+ // Vectors should use vector registers (v8, v9, ...)
+ // Different register classes should not interfere
+ return f1 + (float)d1 + vec[0] + vec2[0];
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_int_vector.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_int_vector.h
new file mode 100644
index 0000000..f379534
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_int_vector.h
@@ -0,0 +1,10 @@
+// Test: Mixed integer scalars and vectors
+
+#include "../vls-cc-common.h"
+
+int VLS_CC(ABI_VLEN) test_mixed_int_vector(int a, int32x4_t vec, int b, int32x4_t vec2) {
+ // Scalars should use integer registers (a0, a1, a2, ...)
+ // Vectors should use vector registers (v8, v9, ...)
+ // Should not interfere with each other's register allocation
+ return a + b + vec[0] + vec2[0];
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_struct.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_struct.h
new file mode 100644
index 0000000..fb289be
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_struct.h
@@ -0,0 +1,8 @@
+// Test: Struct with mixed vector and scalar - uses hardware FP calling convention
+
+#include "../vls-cc-common.h"
+
+struct_mixed_t VLS_CC(ABI_VLEN) test_mixed_struct(struct_mixed_t s) {
+ // Contains vector and scalar - should use hardware FP calling convention
+ return s;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_struct_advanced.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_struct_advanced.h
new file mode 100644
index 0000000..5660a16
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_struct_advanced.h
@@ -0,0 +1,15 @@
+// Test: Vector and scalar struct members (advanced mixed struct)
+
+#include "../vls-cc-common.h"
+
+typedef struct {
+ int scalar;
+ int32x4_t vector;
+ float fp_scalar;
+} mixed_struct_advanced_t;
+
+mixed_struct_advanced_t VLS_CC(ABI_VLEN) test_mixed_struct_advanced(mixed_struct_advanced_t s) {
+ // Should use hardware FP calling convention due to mixed types
+ // Vector part will be treated according to standard struct rules
+ return s;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_vector_types_struct.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_vector_types_struct.h
new file mode 100644
index 0000000..d916423
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_mixed_vector_types_struct.h
@@ -0,0 +1,23 @@
+// Test: Struct with two vectors of same width but different types
+// int32x4_t (128 bits) and float32x4_t (128 bits) - both should be flattened
+
+#include "../vls-cc-common.h"
+
+typedef struct {
+ int32x4_t int_vec; // 128-bit integer vector
+ float32x4_t float_vec; // 128-bit float vector
+} mixed_vector_types_struct_t;
+
+mixed_vector_types_struct_t VLS_CC(ABI_VLEN) test_mixed_vector_types_struct(mixed_vector_types_struct_t s) {
+ // Should be flattened and passed as two separate vector arguments
+ // int_vec should use first vector register, float_vec should use second vector register
+ mixed_vector_types_struct_t result;
+
+ // Combine the vectors: add 10 to int elements, multiply float elements by 2.0
+ for (int i = 0; i < 4; i++) {
+ result.int_vec[i] = s.int_vec[i] + 10;
+ result.float_vec[i] = s.float_vec[i] * 2.0f;
+ }
+
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_unions.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_unions.h
new file mode 100644
index 0000000..2205020
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_unions.h
@@ -0,0 +1,14 @@
+// Test: Multiple union arguments
+
+#include "../vls-cc-common.h"
+
+union_vector_t VLS_CC(ABI_VLEN) test_multiple_unions(union_vector_t u1, union_vector_t u2, union_vector_t u3) {
+ // All should use integer calling convention
+ // Should consume integer registers, not vector registers
+ union_vector_t result;
+ result.scalars[0] = u1.scalars[0] + u2.scalars[0] + u3.scalars[0];
+ result.scalars[1] = u1.scalars[1] + u2.scalars[1] + u3.scalars[1];
+ result.scalars[2] = u1.scalars[2] + u2.scalars[2] + u3.scalars[2];
+ result.scalars[3] = u1.scalars[3] + u2.scalars[3] + u3.scalars[3];
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_vectors.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_vectors.h
new file mode 100644
index 0000000..96c8009
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_vectors.h
@@ -0,0 +1,12 @@
+// Test: Multiple vector arguments consuming available registers
+
+#include "../vls-cc-common.h"
+
+int32x4_t VLS_CC(ABI_VLEN) test_multiple_vectors(int32x4_t v1, int32x4_t v2, int32x4_t v3) {
+ // Each vector uses 1 register, total 3 registers
+ int32x4_t result = {v1[0] + v2[0] + v3[0],
+ v1[1] + v2[1] + v3[1],
+ v1[2] + v2[2] + v3[2],
+ v1[3] + v2[3] + v3[3]};
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_with_small_abi_vlen.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_with_small_abi_vlen.h
new file mode 100644
index 0000000..39a957e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_multiple_with_small_abi_vlen.h
@@ -0,0 +1,12 @@
+// Test: Multiple vectors that may exceed register count with small ABI_VLEN
+
+#include "../vls-cc-common.h"
+
+int32x4_t VLS_CC(ABI_VLEN) test_multiple_with_small_abi_vlen(int32x4_t v1, int32x4_t v2,
+ int32x4_t v3, int32x4_t v4) {
+ // With ABI_VLEN=32, each 128-bit vector needs 4 registers
+ // 4 vectors * 4 registers = 16 registers needed
+ // Will exceed available vector registers, some passed by reference
+ int32x4_t result = {v1[0] + v2[0], v1[1] + v3[1], v1[2] + v4[2], v1[3] + v2[3]};
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_exhaustion.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_exhaustion.h
new file mode 100644
index 0000000..6662185
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_exhaustion.h
@@ -0,0 +1,15 @@
+// Test: Vector register exhaustion - should fall back to reference passing
+
+#include "../vls-cc-common.h"
+
+int32x4_t VLS_CC(ABI_VLEN) test_register_exhaustion(
+ int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+ int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+ int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+ int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+ int32x4_t v17) {
+ // First 16 vectors (v1-v16) should use vector registers v8-v23
+ // 17th vector (v17) should be passed by reference due to register exhaustion
+ int32x4_t result = {v1[0] + v17[0], v2[1] + v17[1], v3[2] + v17[2], v4[3] + v17[3]};
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_exhaustion_mixed.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_exhaustion_mixed.h
new file mode 100644
index 0000000..3825584
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_exhaustion_mixed.h
@@ -0,0 +1,21 @@
+// Test: Large number of mixed arguments to test register exhaustion
+
+#include "../vls-cc-common.h"
+
+int VLS_CC(ABI_VLEN) test_register_exhaustion_mixed(
+ // Integer arguments (use a0-a7)
+ int i1, int i2, int i3, int i4, int i5, int i6, int i7, int i8, int i9,
+ // FP arguments (use fa0-fa7)
+ float f1, float f2, float f3, float f4, float f5, float f6, float f7, float f8, float f9,
+ // Vector arguments (use v8-v23, 16 registers available)
+ int32x4_t v1, int32x4_t v2, int32x4_t v3, int32x4_t v4,
+ int32x4_t v5, int32x4_t v6, int32x4_t v7, int32x4_t v8,
+ int32x4_t v9, int32x4_t v10, int32x4_t v11, int32x4_t v12,
+ int32x4_t v13, int32x4_t v14, int32x4_t v15, int32x4_t v16,
+ int32x4_t v17
+) {
+ // i9, f9 should be passed via stack due to integer/FP register exhaustion
+ // v1-v16 should use vector registers v8-v23
+ // v17 should be passed via stack/memory due to vector register exhaustion
+ return i1 + i9 + (int)f1 + (int)f9 + v1[0] + v17[0];
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_pressure_scenarios.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_pressure_scenarios.h
new file mode 100644
index 0000000..e55c56b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_register_pressure_scenarios.h
@@ -0,0 +1,15 @@
+// Test: Function demonstrating register pressure with different ABI_VLEN
+
+#include "../vls-cc-common.h"
+
+void VLS_CC(ABI_VLEN) test_register_pressure_scenarios(int32x2_t small1, int32x2_t small2,
+ int32x4_t medium1, int32x4_t medium2,
+ int32x8_t large1) {
+ // Different register consumption based on ABI_VLEN:
+ // ABI_VLEN=128: 2 * 1 + 2 * 1 + 1 * 2 = 6 registers
+ // ABI_VLEN=64: 2 * 1 + 2 * 2 + 1 * 4 = 10 registers (exceeds 8, some by reference)
+ // ABI_VLEN=32: 2 * 2 + 2 * 4 + 1 * 8 = 20 registers (many by reference)
+
+ // Just use the parameters to avoid warnings
+ (void)small1; (void)small2; (void)medium1; (void)medium2; (void)large1;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_same_vectors_struct.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_same_vectors_struct.h
new file mode 100644
index 0000000..d5cd78d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_same_vectors_struct.h
@@ -0,0 +1,10 @@
+// Test: Struct with two same-length vectors - should be passed as vector tuple
+
+#include "../vls-cc-common.h"
+
+struct_two_same_vectors_t VLS_CC(ABI_VLEN) test_same_vectors_struct(struct_two_same_vectors_t s) {
+ // Should be passed in vector registers like a vector tuple
+ // Both vectors are int32x4_t (128 bits each), total 256 bits
+ // Should use 2 vector registers when ABI_VLEN = 128
+ return s;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_simple_union.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_simple_union.h
new file mode 100644
index 0000000..09c57c2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_simple_union.h
@@ -0,0 +1,9 @@
+// Test: Simple union with vector - should use integer calling convention
+
+#include "../vls-cc-common.h"
+
+union_vector_t VLS_CC(ABI_VLEN) test_simple_union(union_vector_t u) {
+ // Union with fixed-length vector should always use integer calling convention
+ // Should NOT use vector registers, even though it contains a vector
+ return u;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_single_register.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_single_register.h
new file mode 100644
index 0000000..b65a1e9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_single_register.h
@@ -0,0 +1,11 @@
+// Test: Two vectors passed in registers (<= ABI_VLEN bits each)
+// int32x4_t (128 bits) should use 1 register per vector when ABI_VLEN >= 128
+
+#include "../vls-cc-common.h"
+
+int32x4_t VLS_CC(ABI_VLEN) test_single_register(int32x4_t vec1, int32x4_t vec2) {
+ // Add vectors element-wise
+ int32x4_t result;
+ result = vec1 + vec2;
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_single_vector_struct.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_single_vector_struct.h
new file mode 100644
index 0000000..7d1d2a4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_single_vector_struct.h
@@ -0,0 +1,8 @@
+// Test: Struct with single vector - should be flattened
+
+#include "../vls-cc-common.h"
+
+struct_single_vector_t VLS_CC(ABI_VLEN) test_single_vector_struct(struct_single_vector_t s) {
+ // Should be flattened and passed as single vector argument
+ return s;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_different_abi_vlen.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_different_abi_vlen.h
new file mode 100644
index 0000000..b0b388e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_different_abi_vlen.h
@@ -0,0 +1,17 @@
+// Test: Struct behavior under different ABI_VLEN
+
+#include "../vls-cc-common.h"
+
+typedef struct {
+ int32x4_t vec1;
+ int32x4_t vec2;
+} two_medium_vectors_t;
+
+two_medium_vectors_t VLS_CC(ABI_VLEN) test_struct_different_abi_vlen(two_medium_vectors_t s) {
+ // Struct with 2 * 128-bit vectors (256 bits total):
+ // - ABI_VLEN=256: fits in single "vector tuple" concept, uses 2 registers
+ // - ABI_VLEN=128: each vector uses 1 register, total 2 registers
+ // - ABI_VLEN=64: each vector uses 2 registers, total 4 registers
+ // - ABI_VLEN=32: each vector uses 4 registers, total 8 registers
+ return s;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_eight_128bit_vectors.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_eight_128bit_vectors.h
new file mode 100644
index 0000000..78b9d50
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_eight_128bit_vectors.h
@@ -0,0 +1,38 @@
+// Test: Struct with eight 128-bit vectors
+// Each int32x4_t is 128 bits (4 x 32-bit elements)
+// Total: 8 vectors * 128 bits = 1024 bits
+// With ABI_VLEN=128: 8 vectors * 1 register each = 8 registers (fits in 16 available)
+
+#include "../vls-cc-common.h"
+
+typedef struct {
+ int32x4_t vec1; // 128-bit vector
+ int32x4_t vec2; // 128-bit vector
+ int32x4_t vec3; // 128-bit vector
+ int32x4_t vec4; // 128-bit vector
+ int32x4_t vec5; // 128-bit vector
+ int32x4_t vec6; // 128-bit vector
+ int32x4_t vec7; // 128-bit vector
+ int32x4_t vec8; // 128-bit vector
+} eight_128bit_vectors_struct_t;
+
+eight_128bit_vectors_struct_t VLS_CC(ABI_VLEN) test_struct_eight_128bit_vectors(eight_128bit_vectors_struct_t s) {
+ // Should be flattened and passed as separate vector arguments
+ // With ABI_VLEN=128: vec1 uses v8, vec2 uses v9, ..., vec8 uses v15
+ // Total uses 8 out of 16 available vector argument registers
+ eight_128bit_vectors_struct_t result;
+
+ // Process each 128-bit vector: multiply by (index + 1)
+ for (int i = 0; i < 4; i++) {
+ result.vec1[i] = s.vec1[i] * 1;
+ result.vec2[i] = s.vec2[i] * 2;
+ result.vec3[i] = s.vec3[i] * 3;
+ result.vec4[i] = s.vec4[i] * 4;
+ result.vec5[i] = s.vec5[i] * 5;
+ result.vec6[i] = s.vec6[i] * 6;
+ result.vec7[i] = s.vec7[i] * 7;
+ result.vec8[i] = s.vec8[i] * 8;
+ }
+
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_five_256bit_vectors.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_five_256bit_vectors.h
new file mode 100644
index 0000000..190cafd
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_five_256bit_vectors.h
@@ -0,0 +1,33 @@
+// Test: Struct with five 256-bit vectors
+// Each int32x8_t is 256 bits (8 x 32-bit elements)
+// Total: 5 vectors * 256 bits = 1280 bits
+// With ABI_VLEN=128: 5 vectors * 2 registers each = 10 registers (fits in 16 available)
+
+#include "../vls-cc-common.h"
+
+typedef struct {
+ int32x8_t vec1; // 256-bit vector
+ int32x8_t vec2; // 256-bit vector
+ int32x8_t vec3; // 256-bit vector
+ int32x8_t vec4; // 256-bit vector
+ int32x8_t vec5; // 256-bit vector
+} five_256bit_vectors_struct_t;
+
+five_256bit_vectors_struct_t VLS_CC(ABI_VLEN) test_struct_five_256bit_vectors(five_256bit_vectors_struct_t s) {
+ // Should be flattened and passed as separate vector arguments
+ // With ABI_VLEN=128: vec1 uses v8+v9, vec2 uses v10+v11, vec3 uses v12+v13,
+ // vec4 uses v14+v15, vec5 uses v16+v17
+ // Total uses 10 out of 16 available vector argument registers
+ five_256bit_vectors_struct_t result;
+
+ // Process each 256-bit vector: add different values to each vector
+ for (int i = 0; i < 8; i++) {
+ result.vec1[i] = s.vec1[i] + 1000;
+ result.vec2[i] = s.vec2[i] + 2000;
+ result.vec3[i] = s.vec3[i] + 3000;
+ result.vec4[i] = s.vec4[i] + 4000;
+ result.vec5[i] = s.vec5[i] + 5000;
+ }
+
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_four_256bit_vectors.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_four_256bit_vectors.h
new file mode 100644
index 0000000..02e9cfe
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_four_256bit_vectors.h
@@ -0,0 +1,30 @@
+// Test: Struct with four 256-bit vectors
+// Each int32x8_t is 256 bits (8 x 32-bit elements)
+// Total: 4 vectors * 256 bits = 1024 bits
+// With ABI_VLEN=128: 4 vectors * 2 registers each = 8 registers (fits in 16 available)
+
+#include "../vls-cc-common.h"
+
+typedef struct {
+ int32x8_t vec1; // 256-bit vector
+ int32x8_t vec2; // 256-bit vector
+ int32x8_t vec3; // 256-bit vector
+ int32x8_t vec4; // 256-bit vector
+} four_256bit_vectors_struct_t;
+
+four_256bit_vectors_struct_t VLS_CC(ABI_VLEN) test_struct_four_256bit_vectors(four_256bit_vectors_struct_t s) {
+ // Should be flattened and passed as separate vector arguments
+ // With ABI_VLEN=128: vec1 uses v8+v9, vec2 uses v10+v11, vec3 uses v12+v13, vec4 uses v14+v15
+ // With ABI_VLEN=256: vec1 uses v8, vec2 uses v9, vec3 uses v10, vec4 uses v11
+ four_256bit_vectors_struct_t result;
+
+ // Process each 256-bit vector: add 100 to first element, add 200 to second element, etc.
+ for (int i = 0; i < 8; i++) {
+ result.vec1[i] = s.vec1[i] + 100;
+ result.vec2[i] = s.vec2[i] + 200;
+ result.vec3[i] = s.vec3[i] + 300;
+ result.vec4[i] = s.vec4[i] + 400;
+ }
+
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_nine_128bit_vectors.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_nine_128bit_vectors.h
new file mode 100644
index 0000000..fe77bc8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_struct_nine_128bit_vectors.h
@@ -0,0 +1,40 @@
+// Test: Struct with nine 128-bit vectors
+// Each int32x4_t is 128 bits (4 x 32-bit elements)
+// Total: 9 vectors * 128 bits = 1152 bits
+// With ABI_VLEN=128: 9 vectors * 1 register each = 9 registers (fits in 16 available)
+
+#include "../vls-cc-common.h"
+
+typedef struct {
+ int32x4_t vec1; // 128-bit vector
+ int32x4_t vec2; // 128-bit vector
+ int32x4_t vec3; // 128-bit vector
+ int32x4_t vec4; // 128-bit vector
+ int32x4_t vec5; // 128-bit vector
+ int32x4_t vec6; // 128-bit vector
+ int32x4_t vec7; // 128-bit vector
+ int32x4_t vec8; // 128-bit vector
+ int32x4_t vec9; // 128-bit vector
+} nine_128bit_vectors_struct_t;
+
+nine_128bit_vectors_struct_t VLS_CC(ABI_VLEN) test_struct_nine_128bit_vectors(nine_128bit_vectors_struct_t s) {
+ // Should be flattened and passed as separate vector arguments
+ // With ABI_VLEN=128: vec1 uses v8, vec2 uses v9, ..., vec9 uses v16
+ // Total uses 9 out of 16 available vector argument registers
+ nine_128bit_vectors_struct_t result;
+
+ // Process each 128-bit vector: add vector index * 100 to each element
+ for (int i = 0; i < 4; i++) {
+ result.vec1[i] = s.vec1[i] + 100;
+ result.vec2[i] = s.vec2[i] + 200;
+ result.vec3[i] = s.vec3[i] + 300;
+ result.vec4[i] = s.vec4[i] + 400;
+ result.vec5[i] = s.vec5[i] + 500;
+ result.vec6[i] = s.vec6[i] + 600;
+ result.vec7[i] = s.vec7[i] + 700;
+ result.vec8[i] = s.vec8[i] + 800;
+ result.vec9[i] = s.vec9[i] + 900;
+ }
+
+ return result;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_two_registers.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_two_registers.h
new file mode 100644
index 0000000..b9fe523
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_two_registers.h
@@ -0,0 +1,8 @@
+// Test: Vector passed in two registers (<= 2 * ABI_VLEN bits)
+// int32x8_t (256 bits) should use 2 registers when ABI_VLEN = 128
+
+#include "../vls-cc-common.h"
+
+int32x8_t VLS_CC(ABI_VLEN) test_two_registers(int32x8_t vec, int32x8_t vec2) {
+ return vec + vec2;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_vector_array_struct.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_vector_array_struct.h
new file mode 100644
index 0000000..77a84d8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/common/test_vector_array_struct.h
@@ -0,0 +1,9 @@
+// Test: Struct with vector array - should be passed as vector tuple
+
+#include "../vls-cc-common.h"
+
+struct_vector_array_t VLS_CC(ABI_VLEN) test_vector_array_struct(struct_vector_array_t s) {
+ // Array of 2 int32x4_t vectors, should be passed as vector tuple
+ // Total size: 256 bits, should use 2 vector registers
+ return s;
+} \ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/riscv-vls-cc.exp b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/riscv-vls-cc.exp
new file mode 100644
index 0000000..68b4067
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/riscv-vls-cc.exp
@@ -0,0 +1,63 @@
+# Copyright (C) 2025 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GCC; see the file COPYING3. If not see
+# <http://www.gnu.org/licenses/>.
+
+# GCC testsuite that uses the `dg.exp' driver.
+
+# Exit immediately if this isn't a RISC-V target.
+if ![istarget riscv*-*-*] then {
+ return
+}
+
+# Load support procs.
+load_lib gcc-dg.exp
+
+# If a testcase doesn't have special options, use these.
+global DEFAULT_CFLAGS
+if ![info exists DEFAULT_CFLAGS] then {
+ set DEFAULT_CFLAGS " -ansi -pedantic-errors"
+}
+
+# Initialize `dg'.
+dg-init
+
+# Main loop.
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+
+# Test for specific XLEN and VLEN.
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-32-xlen-32/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-32-xlen-64/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-64-xlen-32/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-64-xlen-64/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-128-xlen-32/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-128-xlen-64/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-256-xlen-32/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-256-xlen-64/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-512-xlen-32/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/abi-vlen-512-xlen-64/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
+
+# All done.
+dg-finish
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_128_abi_vlen_large_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_128_abi_vlen_large_vector.c
new file mode 100644
index 0000000..69a47ad
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_128_abi_vlen_large_vector.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+// Test: Large vector with ABI_VLEN=128
+
+#include "vls-cc-common.h"
+
+int32x8_t __attribute__((riscv_vls_cc(128))) test_128_abi_vlen_large_vector(int32x8_t vec) {
+ // 256-bit vector with ABI_VLEN=128 -> uses 2 registers
+ return vec;
+}
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_128_abi_vlen_medium_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_128_abi_vlen_medium_vector.c
new file mode 100644
index 0000000..3c179d6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_128_abi_vlen_medium_vector.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+// Test: Medium vector with ABI_VLEN=128
+
+#include "vls-cc-common.h"
+
+int32x4_t __attribute__((riscv_vls_cc(128))) test_128_abi_vlen_medium_vector(int32x4_t vec) {
+ // 128-bit vector with ABI_VLEN=128 -> uses 1 register
+ return vec;
+}
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_256_abi_vlen_large_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_256_abi_vlen_large_vector.c
new file mode 100644
index 0000000..ba0630d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_256_abi_vlen_large_vector.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+// Test: Large vector with ABI_VLEN=256
+
+#include "vls-cc-common.h"
+
+int32x8_t __attribute__((riscv_vls_cc(256))) test_256_abi_vlen_large_vector(int32x8_t vec) {
+ // 256-bit vector with ABI_VLEN=256 -> uses 1 register
+ return vec;
+}
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V8SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V8SI \d+ v8\)[[:space:]]+\(reg.*:V8SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_256_abi_vlen_very_large_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_256_abi_vlen_very_large_vector.c
new file mode 100644
index 0000000..503f9ce
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_256_abi_vlen_very_large_vector.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+// Test: Very large vector with ABI_VLEN=256
+
+#include "vls-cc-common.h"
+
+int32x16_t __attribute__((riscv_vls_cc(256))) test_256_abi_vlen_very_large_vector(int32x16_t vec) {
+ // 512-bit vector with ABI_VLEN=256 -> uses 2 registers
+ return vec;
+}
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V16SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V16SI \d+ v8\)[[:space:]]+\(reg.*:V16SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_32_abi_vlen_medium_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_32_abi_vlen_medium_vector.c
new file mode 100644
index 0000000..496b77c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_32_abi_vlen_medium_vector.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+// Test: Medium vector with ABI_VLEN=32
+
+#include "vls-cc-common.h"
+
+int32x4_t __attribute__((riscv_vls_cc(32))) test_32_abi_vlen_medium_vector(int32x4_t vec) {
+ // 128-bit vector with ABI_VLEN=32 -> uses 4 registers
+ return vec;
+}
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_32_abi_vlen_small_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_32_abi_vlen_small_vector.c
new file mode 100644
index 0000000..1b44a09
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_32_abi_vlen_small_vector.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+// Test: Small vector with ABI_VLEN=32
+
+#include "vls-cc-common.h"
+
+int32x2_t __attribute__((riscv_vls_cc(32))) test_32_abi_vlen_small_vector(int32x2_t vec) {
+ // 64-bit vector with ABI_VLEN=32 -> uses 2 registers
+ return vec;
+}
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_64_abi_vlen_medium_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_64_abi_vlen_medium_vector.c
new file mode 100644
index 0000000..c1f3673
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_64_abi_vlen_medium_vector.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+// Test: Medium vector with ABI_VLEN=64
+
+#include "vls-cc-common.h"
+
+int32x4_t __attribute__((riscv_vls_cc(64))) test_64_abi_vlen_medium_vector(int32x4_t vec) {
+ // 128-bit vector with ABI_VLEN=64 -> uses 2 registers
+ return vec;
+}
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V4SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V4SI \d+ v8\)[[:space:]]+\(reg.*:V4SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_64_abi_vlen_small_vector.c b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_64_abi_vlen_small_vector.c
new file mode 100644
index 0000000..241e897
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/test_64_abi_vlen_small_vector.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl512b -mabi=ilp32d -fdump-rtl-expand" } */
+/* { dg-skip-if "" { *-*-* } { "-O0" } } */
+
+// Test: Small vector with ABI_VLEN=64
+
+#include "vls-cc-common.h"
+
+int32x2_t __attribute__((riscv_vls_cc(64))) test_64_abi_vlen_small_vector(int32x2_t vec) {
+ // 64-bit vector with ABI_VLEN=64 -> uses 1 register
+ return vec;
+}
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ \[ vec \]\)[[:space:]]+\(reg.*:V2SI \d+ v8 \[ vec \]\)\)} "expand" } } */
+/* { dg-final { scan-rtl-dump {\(set \(reg.*:V2SI \d+ v8\)[[:space:]]+\(reg.*:V2SI \d+ \[ <retval>.*\]\)\)} "expand" } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/vls-cc-common.h b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/vls-cc-common.h
new file mode 100644
index 0000000..105f5a7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/vls-cc/vls-cc-common.h
@@ -0,0 +1,125 @@
+#ifndef VLS_CC_COMMON_H
+#define VLS_CC_COMMON_H
+
+#include <stdint-gcc.h>
+
+// Check if ABI_VLEN is defined
+#ifndef ABI_VLEN
+#define ABI_VLEN 128 // Default fallback value
+#endif
+
+// VLS Calling Convention attribute macro
+#define VLS_CC(ABI_VLEN) \
+ __attribute__((riscv_vls_cc(ABI_VLEN)))
+
+// Fixed-length vector type definitions following <basetype><width>x<num>_t naming convention
+// These use GCC/Clang __attribute__((vector_size(N))) extension
+
+// 8-bit integer vectors
+typedef int8_t int8x2_t __attribute__((vector_size(2)));
+typedef int8_t int8x4_t __attribute__((vector_size(4)));
+typedef int8_t int8x8_t __attribute__((vector_size(8)));
+typedef int8_t int8x16_t __attribute__((vector_size(16)));
+typedef int8_t int8x32_t __attribute__((vector_size(32)));
+typedef int8_t int8x64_t __attribute__((vector_size(64)));
+
+typedef uint8_t uint8x2_t __attribute__((vector_size(2)));
+typedef uint8_t uint8x4_t __attribute__((vector_size(4)));
+typedef uint8_t uint8x8_t __attribute__((vector_size(8)));
+typedef uint8_t uint8x16_t __attribute__((vector_size(16)));
+typedef uint8_t uint8x32_t __attribute__((vector_size(32)));
+typedef uint8_t uint8x64_t __attribute__((vector_size(64)));
+
+// 16-bit integer vectors
+typedef int16_t int16x2_t __attribute__((vector_size(4)));
+typedef int16_t int16x4_t __attribute__((vector_size(8)));
+typedef int16_t int16x8_t __attribute__((vector_size(16)));
+typedef int16_t int16x16_t __attribute__((vector_size(32)));
+typedef int16_t int16x32_t __attribute__((vector_size(64)));
+
+typedef uint16_t uint16x2_t __attribute__((vector_size(4)));
+typedef uint16_t uint16x4_t __attribute__((vector_size(8)));
+typedef uint16_t uint16x8_t __attribute__((vector_size(16)));
+typedef uint16_t uint16x16_t __attribute__((vector_size(32)));
+typedef uint16_t uint16x32_t __attribute__((vector_size(64)));
+
+// 32-bit integer vectors
+typedef int32_t int32x2_t __attribute__((vector_size(8)));
+typedef int32_t int32x4_t __attribute__((vector_size(16)));
+typedef int32_t int32x8_t __attribute__((vector_size(32)));
+typedef int32_t int32x16_t __attribute__((vector_size(64)));
+
+typedef uint32_t uint32x2_t __attribute__((vector_size(8)));
+typedef uint32_t uint32x4_t __attribute__((vector_size(16)));
+typedef uint32_t uint32x8_t __attribute__((vector_size(32)));
+typedef uint32_t uint32x16_t __attribute__((vector_size(64)));
+
+// 64-bit integer vectors
+typedef int64_t int64x2_t __attribute__((vector_size(16)));
+typedef int64_t int64x4_t __attribute__((vector_size(32)));
+typedef int64_t int64x8_t __attribute__((vector_size(64)));
+
+typedef uint64_t uint64x2_t __attribute__((vector_size(16)));
+typedef uint64_t uint64x4_t __attribute__((vector_size(32)));
+typedef uint64_t uint64x8_t __attribute__((vector_size(64)));
+
+// Floating-point vectors (following the same pattern)
+typedef float float32x2_t __attribute__((vector_size(8)));
+typedef float float32x4_t __attribute__((vector_size(16)));
+typedef float float32x8_t __attribute__((vector_size(32)));
+typedef float float32x16_t __attribute__((vector_size(64)));
+
+typedef double double64x2_t __attribute__((vector_size(16)));
+typedef double double64x4_t __attribute__((vector_size(32)));
+typedef double double64x8_t __attribute__((vector_size(64)));
+
+// Test structures containing fixed-length vectors
+typedef struct {
+ int32x4_t vec1;
+ int32x4_t vec2;
+} struct_two_same_vectors_t;
+
+typedef struct {
+ int32x4_t vec;
+} struct_single_vector_t;
+
+typedef struct {
+ int32x4_t vec_array[2];
+} struct_vector_array_t;
+
+typedef struct {
+ int32x2_t vec1;
+ int32x4_t vec2; // Different sizes
+} struct_different_vectors_t;
+
+typedef struct {
+ int32x4_t vec;
+ int scalar;
+} struct_mixed_t;
+
+// Union containing fixed-length vectors (always uses integer calling convention)
+typedef union {
+ int32x4_t vec;
+ int32_t scalars[4];
+} union_vector_t;
+
+// Function pointer types for testing
+typedef int32x4_t (*func_return_vector_t)(int32x4_t);
+typedef void (*func_pass_vector_t)(int32x4_t);
+typedef struct_single_vector_t (*func_return_struct_t)(struct_single_vector_t);
+
+// Test constants for initialization
+#define INIT_INT32X4(a, b, c, d) (int32x4_t){a, b, c, d}
+#define INIT_FLOAT32X4(a, b, c, d) (float32x4_t){a, b, c, d}
+#define INIT_INT16X8(a, b, c, d, e, f, g, h) (int16x8_t){a, b, c, d, e, f, g, h}
+
+#ifdef SUPPORT_NON_POWER_OF_2_VEC
+#define INIT_INT32X3(a, b, c) (int32x3_t){a, b, c}
+#define INIT_FLOAT32X3(a, b, c) (float32x3_t){a, b, c}
+#endif
+
+// Utility macros for vector operations testing
+#define VEC_SIZE_BYTES(type) sizeof(type)
+#define VEC_ELEMENT_COUNT(type, element_type) (sizeof(type) / sizeof(element_type))
+
+#endif // VLS_CC_COMMON_H
diff --git a/gcc/testsuite/gcc.target/riscv/zbb-andn-orn-01.c b/gcc/testsuite/gcc.target/riscv/zbb-andn-orn-01.c
index f9f3222..9d8a772 100644
--- a/gcc/testsuite/gcc.target/riscv/zbb-andn-orn-01.c
+++ b/gcc/testsuite/gcc.target/riscv/zbb-andn-orn-01.c
@@ -1,6 +1,6 @@
/* { dg-do compile } */
/* { dg-options "-march=rv64gc_zbb -mabi=lp64" } */
-/* { dg-skip-if "" { *-*-* } { "-O0" "-g" "-Oz" "-Os" } } */
+/* { dg-skip-if "" { *-*-* } { "-O0" "-g" "-O1" "-Oz" "-Os" } } */
int foo1(int rs1)
{
diff --git a/gcc/testsuite/gcc.target/riscv/zbb-andn-orn-02.c b/gcc/testsuite/gcc.target/riscv/zbb-andn-orn-02.c
index 112c0fa..430d998 100644
--- a/gcc/testsuite/gcc.target/riscv/zbb-andn-orn-02.c
+++ b/gcc/testsuite/gcc.target/riscv/zbb-andn-orn-02.c
@@ -1,6 +1,6 @@
/* { dg-do compile } */
/* { dg-options "-march=rv32gc_zbb -mabi=ilp32" } */
-/* { dg-skip-if "" { *-*-* } { "-O0" "-g" "-Oz" "-Os" } } */
+/* { dg-skip-if "" { *-*-* } { "-O0" "-g" "-O1" "-Oz" "-Os" } } */
int foo1(int rs1)
{
diff --git a/gcc/testsuite/gcc.target/xtensa/one_cmpl_abs.c b/gcc/testsuite/gcc.target/xtensa/one_cmpl_abs.c
deleted file mode 100644
index 608f65f..0000000
--- a/gcc/testsuite/gcc.target/xtensa/one_cmpl_abs.c
+++ /dev/null
@@ -1,9 +0,0 @@
-/* { dg-do compile } */
-/* { dg-options "-O1" } */
-
-int one_cmpl_abs(int a)
-{
- return a < 0 ? ~a : a;
-}
-
-/* { dg-final { scan-assembler-not "bgez" } } */
diff --git a/gcc/testsuite/gfortran.dg/is_contiguous_5.f90 b/gcc/testsuite/gfortran.dg/is_contiguous_5.f90
new file mode 100644
index 0000000..091e43b5
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/is_contiguous_5.f90
@@ -0,0 +1,126 @@
+! { dg-do run }
+! PR fortran/114023 - IS_CONTIGUOUS and pointers to non-contiguous targets
+!
+! Based on testcase by Federico Perini
+
+program main
+ implicit none
+ complex, parameter :: cvals(*) = [(1,-1),(2,-2),(3,-3)]
+ complex , target :: cref(size(cvals)) = cvals ! Reference
+ complex, allocatable, target :: carr(:) ! Test
+
+ type cx
+ real :: re, im
+ end type cx
+ type(cx), parameter :: tvals(*) = [cx(1,-1),cx(2,-2),cx(3,-3)]
+ real, parameter :: expect(*) = tvals% re
+ type(cx) , target :: tref(size(cvals)) = tvals ! Reference
+ type(cx), allocatable, target :: tarr(:)
+
+ real, pointer :: rr1(:), rr2(:), rr3(:), rr4(:)
+ class(*), pointer :: cp1(:), cp2(:), cp3(:), cp4(:)
+
+ carr = cvals
+ tarr = tvals
+
+ if (any (expect /= [1,2,3])) error stop 90
+
+ ! REAL pointer to non-contiguous effective target
+ rr1(1:3) => cref%re
+ rr2 => cref%re
+ rr3(1:3) => carr%re
+ rr4 => carr%re
+
+ if (is_contiguous (rr1)) stop 1
+ if (my_contiguous_real (rr1)) stop 2
+ if (is_contiguous (cref(1:3)%re)) stop 3
+! if (my_contiguous_real (cref(1:3)%re)) stop 4 ! pr122397
+
+ if (is_contiguous (rr3)) stop 6
+ if (my_contiguous_real (rr3)) stop 7
+ if (is_contiguous (carr(1:3)%re)) stop 8
+! if (my_contiguous_real (carr(1:3)%re)) stop 9
+
+ if (is_contiguous (rr2)) stop 11
+ if (my_contiguous_real (rr2)) stop 12
+ if (is_contiguous (cref%re)) stop 13
+! if (my_contiguous_real (cref%re)) stop 14
+
+ if (is_contiguous (rr4)) stop 16
+ if (my_contiguous_real (rr4)) stop 17
+ if (is_contiguous (carr%re)) stop 18
+! if (my_contiguous_real (carr%re)) stop 19
+
+ rr1(1:3) => tref%re
+ rr2 => tref%re
+ rr3(1:3) => tarr%re
+ rr4 => tarr%re
+
+ if (is_contiguous (rr1)) stop 21
+ if (my_contiguous_real (rr1)) stop 22
+ if (is_contiguous (tref(1:3)%re)) stop 23
+! if (my_contiguous_real (tref(1:3)%re)) stop 24
+
+ if (is_contiguous (rr3)) stop 26
+ if (my_contiguous_real (rr3)) stop 27
+ if (is_contiguous (tarr(1:3)%re)) stop 28
+! if (my_contiguous_real (tarr(1:3)%re)) stop 29
+
+ if (is_contiguous (rr2)) stop 31
+ if (my_contiguous_real (rr2)) stop 32
+ if (is_contiguous (tref%re)) stop 33
+! if (my_contiguous_real (tref%re)) stop 34
+
+ if (is_contiguous (rr4)) stop 36
+ if (my_contiguous_real (rr4)) stop 37
+ if (is_contiguous (tarr%re)) stop 38
+! if (my_contiguous_real (tarr%re)) stop 39
+
+ ! Unlimited polymorphic pointer to non-contiguous effective target
+ cp1(1:3) => cref%re
+ cp2 => cref%re
+ cp3(1:3) => carr%re
+ cp4 => carr%re
+
+ if (is_contiguous (cp1)) stop 41
+ if (my_contiguous_poly (cp1)) stop 42
+ if (is_contiguous (cp2)) stop 43
+ if (my_contiguous_poly (cp2)) stop 44
+ if (is_contiguous (cp3)) stop 45
+ if (my_contiguous_poly (cp3)) stop 46
+ if (is_contiguous (cp4)) stop 47
+ if (my_contiguous_poly (cp4)) stop 48
+
+ cp1(1:3) => tref%re
+ cp2 => tref%re
+ cp3(1:3) => tarr%re
+ cp4 => tarr%re
+
+ if (is_contiguous (cp1)) stop 51
+ if (my_contiguous_poly (cp1)) stop 52
+ if (is_contiguous (cp2)) stop 53
+ if (my_contiguous_poly (cp2)) stop 54
+ if (is_contiguous (cp3)) stop 55
+ if (my_contiguous_poly (cp3)) stop 56
+ if (is_contiguous (cp4)) stop 57
+ if (my_contiguous_poly (cp4)) stop 58
+
+ deallocate (carr, tarr)
+contains
+ pure logical function my_contiguous_real (x) result (res)
+ real, pointer, intent(in) :: x(:)
+ res = is_contiguous (x)
+ if (any (x /= expect)) error stop 97
+ end function my_contiguous_real
+
+ pure logical function my_contiguous_poly (x) result (res)
+ class(*), pointer, intent(in) :: x(:)
+ res = is_contiguous (x)
+ select type (x)
+ type is (real)
+ if (any (x /= expect)) error stop 98
+ class default
+ error stop 99
+ end select
+ end function my_contiguous_poly
+end
diff --git a/gcc/testsuite/gfortran.dg/pdt_60.f03 b/gcc/testsuite/gfortran.dg/pdt_60.f03
new file mode 100644
index 0000000..dc9f7f2
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pdt_60.f03
@@ -0,0 +1,65 @@
+! { dg-do compile }
+! { dg-options "-fdump-tree-original" }
+!
+! Test the fix for PR122290.
+!
+! Contributed by Damian Rouson <damian@archaeologic.codes>
+!
+module hyperparameters_m
+ implicit none
+
+ type hyperparameters_t(k)
+ integer, kind :: k = kind(1.)
+ real(k) :: learning_rate_ = real(1.5,k) ! Gave "Invalid kind for REAL"
+ contains
+ generic :: operator(==) => default_real_equals, real8_equals ! Gave "Entity ‘default_real_equals’ at (1)
+ ! is already present in the interface"
+ generic :: g => default_real_equals, real8_equals ! Make sure that ordinary generic is OK
+ procedure default_real_equals
+ procedure real8_equals
+ end type
+
+ interface
+ logical module function default_real_equals(lhs, rhs)
+ implicit none
+ class(hyperparameters_t), intent(in) :: lhs, rhs
+ end function
+ logical module function real8_equals(lhs, rhs)
+ implicit none
+ class(hyperparameters_t(kind(1d0))), intent(in) :: lhs, rhs
+ end function
+ end interface
+end module
+
+! Added to test generic procedures are the correct ones.
+submodule(hyperparameters_m) hyperparameters_s
+contains
+ logical module function default_real_equals(lhs, rhs)
+ implicit none
+ class(hyperparameters_t), intent(in) :: lhs, rhs
+ default_real_equals = (lhs%learning_rate_ == rhs%learning_rate_)
+ end function
+ logical module function real8_equals(lhs, rhs)
+ implicit none
+ class(hyperparameters_t(kind(1d0))), intent(in) :: lhs, rhs
+ real8_equals = (lhs%learning_rate_ == rhs%learning_rate_)
+ end function
+end submodule
+
+ use hyperparameters_m
+ type (hyperparameters_t) :: a, b
+ type (hyperparameters_t(kind(1d0))) :: c, d
+ if (.not.(a == b)) stop 1
+ if (.not.a%g(b)) stop 2
+ a%learning_rate_ = real(2.5,a%k)
+ if (a == b) stop 3
+ if (a%g(b)) stop 4
+
+ if (.not.(c == d)) stop 5
+ if (.not.c%g(d)) stop 6
+ c%learning_rate_ = real(2.5,c%k)
+ if (c == d) stop 7
+ if (c%g(d)) stop 8
+end
+! { dg-final { scan-tree-dump-times "default_real_equals" 8 "original" } }
+! { dg-final { scan-tree-dump-times "real8_equals" 8 "original" } }
diff --git a/gcc/testsuite/gfortran.dg/pdt_61.f03 b/gcc/testsuite/gfortran.dg/pdt_61.f03
new file mode 100644
index 0000000..20b97b0
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pdt_61.f03
@@ -0,0 +1,35 @@
+! { dg-do run }
+!
+! Test the fix for PR95541, in which parameterized array and string components
+! of PDT arrays caused an ICE in the ASSOCIATE selector expressions below.
+!
+! Contributed by Gerhard Steinmetz <gscfq@t-online.de>
+!
+program p
+ type t(n)
+ integer, len :: n
+ integer :: a(n)
+ character(len = n) :: chr
+ end type
+ type(t(3)) :: x(2)
+ integer :: tgt(2)
+ x(1)%a = [1, 2, 3]
+ x(1)%chr = "abc"
+ x(2)%a = [4, 5, 6]
+ x(2)%chr = "def"
+ associate (y => x(:)%a(3))
+ if (any (y /= [3,6])) stop 1
+ y = -y
+ end associate
+ associate (y => x%a(3))
+ if (any (y /= [-3,-6])) stop 2
+ y = -y * 10
+ end associate
+ if (any (x%a(3) /= [30,60])) stop 3
+ if (any (x%a(2) /= [2,5])) stop 4
+ associate (y => x%chr(2:2))
+ if (any (y /= ["b","e"])) stop 5
+ y = ["x", "y"]
+ end associate
+ if (any (x%chr /= ["axc","dyf"])) stop 6
+end
diff --git a/gcc/testsuite/gfortran.target/aarch64/pr122408_1.f90 b/gcc/testsuite/gfortran.target/aarch64/pr122408_1.f90
new file mode 100644
index 0000000..8a34162
--- /dev/null
+++ b/gcc/testsuite/gfortran.target/aarch64/pr122408_1.f90
@@ -0,0 +1,61 @@
+! { dg-do compile }
+! { dg-additional-options "-O2 -march=armv8.3-a" }
+
+subroutine c_add_ab(n, a, c, b) ! C += A * B
+ use iso_fortran_env, only: real64
+ implicit none
+ !GCC$ ATTRIBUTES noinline :: c_add_ab
+ integer, intent(in) :: n
+ complex(real64), intent(in) :: a
+ complex(real64), intent(inout) :: c(*)
+ complex(real64), intent(in) :: b(*)
+ integer :: k
+ do k = 1, n
+ c(k) = c(k) + a * b(k)
+ end do
+end subroutine c_add_ab
+
+subroutine c_sub_ab(n, a, c, b) ! C -= A * B
+ use iso_fortran_env, only: real64
+ implicit none
+ !GCC$ ATTRIBUTES noinline :: c_sub_ab
+ integer, intent(in) :: n
+ complex(real64), intent(in) :: a
+ complex(real64), intent(inout) :: c(*)
+ complex(real64), intent(in) :: b(*)
+ integer :: k
+ do k = 1, n
+ c(k) = c(k) - a * b(k)
+ end do
+end subroutine c_sub_ab
+
+subroutine c_add_a_conjb(n, a, c, b) ! C += A * conj(B)
+ use iso_fortran_env, only: real64
+ implicit none
+ !GCC$ ATTRIBUTES noinline :: c_add_a_conjb
+ integer, intent(in) :: n
+ complex(real64), intent(in) :: a
+ complex(real64), intent(inout) :: c(*)
+ complex(real64), intent(in) :: b(*)
+ integer :: k
+ do k = 1, n
+ c(k) = c(k) + a * conjg(b(k))
+ end do
+end subroutine c_add_a_conjb
+
+subroutine c_sub_a_conjb(n, a, c, b) ! C -= A * conj(B)
+ use iso_fortran_env, only: real64
+ implicit none
+ !GCC$ ATTRIBUTES noinline :: c_sub_a_conjb
+ integer, intent(in) :: n
+ complex(real64), intent(in) :: a
+ complex(real64), intent(inout) :: c(*)
+ complex(real64), intent(in) :: b(*)
+ integer :: k
+ do k = 1, n
+ c(k) = c(k) - a * conjg(b(k))
+ end do
+end subroutine c_sub_a_conjb
+
+! { dg-final { scan-assembler-times {fcmla\s+v[0-9]+.2d, v[0-9]+.2d, v[0-9]+.2d, #0} 2 } }
+! { dg-final { scan-assembler-times {fcmla\s+v[0-9]+.2d, v[0-9]+.2d, v[0-9]+.2d, #270} 2 } }
diff --git a/gcc/testsuite/gfortran.target/aarch64/pr122408_2.f90 b/gcc/testsuite/gfortran.target/aarch64/pr122408_2.f90
new file mode 100644
index 0000000..feb6dc1
--- /dev/null
+++ b/gcc/testsuite/gfortran.target/aarch64/pr122408_2.f90
@@ -0,0 +1,140 @@
+! { dg-do run }
+! { dg-additional-options "-O2" }
+! { dg-additional-options "-O2 -march=armv8.3-a" { target arm_v8_3a_complex_neon_hw } }
+
+module util
+ use iso_fortran_env, only: real64, int64
+ implicit none
+contains
+ pure logical function bitwise_eq(x, y)
+ complex(real64), intent(in) :: x, y
+ integer(int64) :: xr, xi, yr, yi
+ xr = transfer(real(x,kind=real64), 0_int64)
+ xi = transfer(aimag(x), 0_int64)
+ yr = transfer(real(y,kind=real64), 0_int64)
+ yi = transfer(aimag(y), 0_int64)
+ bitwise_eq = (xr == yr) .and. (xi == yi)
+ end function bitwise_eq
+
+ subroutine check_equal(tag, got, ref, nfail)
+ character(*), intent(in) :: tag
+ complex(real64), intent(in) :: got(:), ref(:)
+ integer, intent(inout) :: nfail
+ integer :: i
+ do i = 1, size(got)
+ if (.not. bitwise_eq(got(i), ref(i))) then
+ nfail = nfail + 1
+ write(*,'(A,": mismatch at i=",I0, " got=",2ES16.8," ref=",2ES16.8)') &
+ trim(tag), i, real(got(i)), aimag(got(i)), real(ref(i)), aimag(ref(i))
+ end if
+ end do
+ end subroutine check_equal
+end module util
+
+module fcmla_ops
+ use iso_fortran_env, only: real64
+ implicit none
+contains
+ subroutine c_add_ab(n, a, c, b) ! C += A * B
+ !GCC$ ATTRIBUTES noinline :: c_add_ab
+ integer, intent(in) :: n
+ complex(real64), intent(in) :: a
+ complex(real64), intent(inout) :: c(*)
+ complex(real64), intent(in) :: b(*)
+ integer :: k
+ do k = 1, n
+ c(k) = c(k) + a * b(k)
+ end do
+ end subroutine c_add_ab
+
+ subroutine c_sub_ab(n, a, c, b) ! C -= A * B
+ !GCC$ ATTRIBUTES noinline :: c_sub_ab
+ integer, intent(in) :: n
+ complex(real64), intent(in) :: a
+ complex(real64), intent(inout) :: c(*)
+ complex(real64), intent(in) :: b(*)
+ integer :: k
+ do k = 1, n
+ c(k) = c(k) - a * b(k)
+ end do
+ end subroutine c_sub_ab
+
+ subroutine c_add_a_conjb(n, a, c, b) ! C += A * conj(B)
+ !GCC$ ATTRIBUTES noinline :: c_add_a_conjb
+ integer, intent(in) :: n
+ complex(real64), intent(in) :: a
+ complex(real64), intent(inout) :: c(*)
+ complex(real64), intent(in) :: b(*)
+ integer :: k
+ do k = 1, n
+ c(k) = c(k) + a * conjg(b(k))
+ end do
+ end subroutine c_add_a_conjb
+
+ subroutine c_sub_a_conjb(n, a, c, b) ! C -= A * conj(B)
+ !GCC$ ATTRIBUTES noinline :: c_sub_a_conjb
+ integer, intent(in) :: n
+ complex(real64), intent(in) :: a
+ complex(real64), intent(inout) :: c(*)
+ complex(real64), intent(in) :: b(*)
+ integer :: k
+ do k = 1, n
+ c(k) = c(k) - a * conjg(b(k))
+ end do
+ end subroutine c_sub_a_conjb
+end module fcmla_ops
+
+program fcmla_accum_pairs
+ use iso_fortran_env, only: real64
+ use util
+ use fcmla_ops
+ implicit none
+
+ integer, parameter :: n = 4
+ complex(real64) :: a, b(n), c0(n)
+ complex(real64) :: c_add_ab_got(n), c_add_ab_ref(n)
+ complex(real64) :: c_sub_ab_got(n), c_sub_ab_ref(n)
+ complex(real64) :: c_add_conjb_got(n), c_add_conjb_ref(n)
+ complex(real64) :: c_sub_conjb_got(n), c_sub_conjb_ref(n)
+ integer :: i, fails
+
+ ! Constants (include a signed-zero lane)
+ a = cmplx( 2.0_real64, -3.0_real64, kind=real64)
+ b(1) = cmplx( 1.5_real64, -2.0_real64, kind=real64)
+ b(2) = cmplx(-4.0_real64, 5.0_real64, kind=real64)
+ b(3) = cmplx(-0.0_real64, 0.0_real64, kind=real64)
+ b(4) = cmplx( 0.25_real64, 3.0_real64, kind=real64)
+
+ c0(1) = cmplx( 1.0_real64, -2.0_real64, kind=real64)
+ c0(2) = cmplx( 3.0_real64, -4.0_real64, kind=real64)
+ c0(3) = cmplx(-5.0_real64, 6.0_real64, kind=real64)
+ c0(4) = cmplx( 0.0_real64, 0.0_real64, kind=real64)
+
+ ! Run each form
+ c_add_ab_got = c0; call c_add_ab (n, a, c_add_ab_got, b)
+ c_sub_ab_got = c0; call c_sub_ab (n, a, c_sub_ab_got, b)
+ c_add_conjb_got = c0; call c_add_a_conjb(n, a, c_add_conjb_got, b)
+ c_sub_conjb_got = c0; call c_sub_a_conjb(n, a, c_sub_conjb_got, b)
+
+ ! Scalar references
+ do i = 1, n
+ c_add_ab_ref(i) = c0(i) + a * b(i)
+ c_sub_ab_ref(i) = c0(i) - a * b(i)
+ c_add_conjb_ref(i) = c0(i) + a * conjg(b(i))
+ c_sub_conjb_ref(i) = c0(i) - a * conjg(b(i))
+ end do
+
+ ! Bitwise checks
+ fails = 0
+ call check_equal("C += A*B ", c_add_ab_got, c_add_ab_ref, fails)
+ call check_equal("C -= A*B ", c_sub_ab_got, c_sub_ab_ref, fails)
+ call check_equal("C += A*conj(B) ", c_add_conjb_got, c_add_conjb_ref, fails)
+ call check_equal("C -= A*conj(B) ", c_sub_conjb_got, c_sub_conjb_ref, fails)
+
+ if (fails == 0) then
+ stop 0
+ else
+ stop 1
+ end if
+end program fcmla_accum_pairs
+
diff --git a/gcc/testsuite/gnat.dg/machine_attr3.adb b/gcc/testsuite/gnat.dg/machine_attr3.adb
new file mode 100644
index 0000000..68a9c77
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/machine_attr3.adb
@@ -0,0 +1,7 @@
+-- { dg-do compile }
+
+package body Machine_Attr3 is
+
+ procedure Proc is null;
+
+end Machine_Attr3;
diff --git a/gcc/testsuite/gnat.dg/machine_attr3.ads b/gcc/testsuite/gnat.dg/machine_attr3.ads
new file mode 100644
index 0000000..edb7b7d
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/machine_attr3.ads
@@ -0,0 +1,10 @@
+package Machine_Attr3 is
+
+ procedure Proc;
+
+private
+
+ Attr : constant String := "nothrow";
+ pragma Machine_Attribute (Proc, Attr);
+
+end Machine_Attr3;
diff --git a/gcc/testsuite/gnat.dg/specs/generic_inst3.ads b/gcc/testsuite/gnat.dg/specs/generic_inst3.ads
new file mode 100644
index 0000000..4f31d61
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/specs/generic_inst3.ads
@@ -0,0 +1,3 @@
+with Generic_Inst3_Pkg1;
+
+package Generic_Inst3 is new Generic_Inst3_Pkg1;
diff --git a/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg1.adb b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg1.adb
new file mode 100644
index 0000000..02294c2
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg1.adb
@@ -0,0 +1,14 @@
+with Generic_Inst3_Pkg2; use Generic_Inst3_Pkg2;
+with Generic_Inst3_Pkg3, Generic_Inst3_Pkg3.Child;
+
+package body Generic_Inst3_Pkg1 is
+
+ package Pkg3 is new Generic_Inst3_Pkg3 (T);
+
+ use Pkg3;
+
+ package Child is new Pkg3.Child;
+
+ procedure Proc is null;
+
+end Generic_Inst3_Pkg1;
diff --git a/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg1.ads b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg1.ads
new file mode 100644
index 0000000..3fc9c76
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg1.ads
@@ -0,0 +1,8 @@
+-- { dg-excess-errors "no code generated" }
+
+generic
+package Generic_Inst3_Pkg1 is
+
+ procedure Proc;
+
+end Generic_Inst3_Pkg1;
diff --git a/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg2.ads b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg2.ads
new file mode 100644
index 0000000..9187adb
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg2.ads
@@ -0,0 +1,9 @@
+package Generic_Inst3_Pkg2 is
+
+ type T is new Integer;
+
+ procedure S_One (N: in out T) is null;
+
+ procedure S_Two (N: in out T) is null;
+
+end Generic_Inst3_Pkg2;
diff --git a/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg3-child.ads b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg3-child.ads
new file mode 100644
index 0000000..dd028431
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg3-child.ads
@@ -0,0 +1,9 @@
+generic
+
+ with procedure S_Two (N: in out Number) is <>;
+
+package Generic_Inst3_Pkg3.Child is
+
+ procedure Two (N: in out Number) renames S_Two;
+
+end Generic_Inst3_Pkg3.Child;
diff --git a/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg3.ads b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg3.ads
new file mode 100644
index 0000000..29cf00f
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/specs/generic_inst3_pkg3.ads
@@ -0,0 +1,11 @@
+generic
+
+ type Number is private;
+
+ with procedure S_One (N: in out Number) is <>;
+
+package Generic_Inst3_Pkg3 is
+
+ procedure One (N: in out Number) renames S_One;
+
+end Generic_Inst3_Pkg3;
diff --git a/gcc/testsuite/gnat.dg/specs/private3-child.ads b/gcc/testsuite/gnat.dg/specs/private3-child.ads
new file mode 100644
index 0000000..0367302
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/specs/private3-child.ads
@@ -0,0 +1,11 @@
+-- { dg-do compile }
+
+generic
+
+ type Ext is new T with private;
+
+package Private3.Child is
+
+ procedure P_Private (X : in out Ext) is null;
+
+end Private3.Child;
diff --git a/gcc/testsuite/gnat.dg/specs/private3.ads b/gcc/testsuite/gnat.dg/specs/private3.ads
new file mode 100644
index 0000000..558246c
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/specs/private3.ads
@@ -0,0 +1,9 @@
+package Private3 is
+
+ type T is tagged null record;
+
+private
+
+ procedure P_Private (X : in out T) is null;
+
+end Private3;