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| author | Kito Cheng <kito.cheng@sifive.com> | 2020-06-10 19:40:59 -0700 |
|---|---|---|
| committer | Kito Cheng <kito.cheng@sifive.com> | 2020-06-10 19:40:59 -0700 |
| commit | d0e0c1300f9f08608873df5571e14a61308dd0c0 (patch) | |
| tree | 071dc677a6be1d9678939876f1f8eaf213e67684 /gcc/print-rtl.c | |
| parent | ec6ffbb919cdde26da3fbc949e65d564c70a3084 (diff) | |
| download | gcc-d0e0c1300f9f08608873df5571e14a61308dd0c0.zip gcc-d0e0c1300f9f08608873df5571e14a61308dd0c0.tar.gz gcc-d0e0c1300f9f08608873df5571e14a61308dd0c0.tar.bz2 | |
RISC-V: Describe correct USEs for gpr_save pattern [PR95252]
- Verified on rv32emc/rv32gc/rv64gc bare-metal target and rv32gc/rv64gc
linux target with qemu.
gcc/ChangeLog:
* config/riscv/predicates.md (gpr_save_operation): New.
* config/riscv/riscv-protos.h (riscv_gen_gpr_save_insn): New.
(riscv_gpr_save_operation_p): Ditto.
* config/riscv/riscv-sr.c (riscv_remove_unneeded_save_restore_calls):
Ignore USEs for gpr_save patter.
* config/riscv/riscv.c (gpr_save_reg_order): New.
(riscv_expand_prologue): Use riscv_gen_gpr_save_insn to gen gpr_save.
(riscv_gen_gpr_save_insn): New.
(riscv_gpr_save_operation_p): Ditto.
* config/riscv/riscv.md (S3_REGNUM): New.
(S4_REGNUM): Ditto.
(S5_REGNUM): Ditto.
(S6_REGNUM): Ditto.
(S7_REGNUM): Ditto.
(S8_REGNUM): Ditto.
(S9_REGNUM): Ditto.
(S10_REGNUM): Ditto.
(S11_REGNUM): Ditto.
(gpr_save): Model USEs correctly.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/pr95252.c: New.
Diffstat (limited to 'gcc/print-rtl.c')
0 files changed, 0 insertions, 0 deletions