; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --extra_scrub ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve -O0 -global-isel=0 -global-isel-abort=0 < %s | FileCheck %s ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve -O0 -global-isel=1 -global-isel-abort=0 < %s | FileCheck %s --check-prefix=GISEL ; Test that z0 is saved/restored, as the unwinder may only retain the low 64bits (d0). define @invoke_callee_may_throw_sve( %v) uwtable personality i8 0 { ; CHECK-LABEL: invoke_callee_may_throw_sve: ; CHECK: .Lfunc_begin0: ; CHECK-NEXT: .cfi_startproc ; CHECK-NEXT: // %bb.0: ; CHECK-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: .cfi_offset w30, -8 ; CHECK-NEXT: .cfi_offset w29, -16 ; CHECK-NEXT: addvl sp, sp, #-18 ; CHECK-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; CHECK-NEXT: str p15, [sp, #4, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p14, [sp, #5, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p13, [sp, #6, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p12, [sp, #7, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p11, [sp, #8, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p10, [sp, #9, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p9, [sp, #10, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p8, [sp, #11, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p7, [sp, #12, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p6, [sp, #13, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p5, [sp, #14, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str p4, [sp, #15, mul vl] // 2-byte Folded Spill ; CHECK-NEXT: str z23, [sp, #2, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z22, [sp, #3, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z21, [sp, #4, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z20, [sp, #5, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z19, [sp, #6, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z18, [sp, #7, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z17, [sp, #8, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z16, [sp, #9, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z15, [sp, #10, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z14, [sp, #11, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z13, [sp, #12, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z12, [sp, #13, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z11, [sp, #14, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z10, [sp, #15, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z9, [sp, #16, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: str z8, [sp, #17, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; CHECK-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; CHECK-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; CHECK-NEXT: .cfi_escape 0x10, 0x4b, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x60, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d11 @ cfa - 16 - 32 * VG ; CHECK-NEXT: .cfi_escape 0x10, 0x4c, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x58, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d12 @ cfa - 16 - 40 * VG ; CHECK-NEXT: .cfi_escape 0x10, 0x4d, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x50, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d13 @ cfa - 16 - 48 * VG ; CHECK-NEXT: .cfi_escape 0x10, 0x4e, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x48, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d14 @ cfa - 16 - 56 * VG ; CHECK-NEXT: .cfi_escape 0x10, 0x4f, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x40, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d15 @ cfa - 16 - 64 * VG ; CHECK-NEXT: addvl sp, sp, #-2 ; CHECK-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0xa0, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 160 * VG ; CHECK-NEXT: .cfi_remember_state ; CHECK-NEXT: str z0, [sp] // 16-byte Folded Spill ; CHECK-NEXT: .Ltmp0: ; CHECK-NEXT: bl may_throw_sve ; CHECK-NEXT: .Ltmp1: ; CHECK-NEXT: str z0, [sp, #1, mul vl] // 16-byte Folded Spill ; CHECK-NEXT: b .LBB0_1 ; CHECK-NEXT: .LBB0_1: // %.Lcontinue ; CHECK-NEXT: ldr z0, [sp, #1, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: addvl sp, sp, #2 ; CHECK-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; CHECK-NEXT: ldr z23, [sp, #2, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z22, [sp, #3, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z21, [sp, #4, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z20, [sp, #5, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z19, [sp, #6, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z18, [sp, #7, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z17, [sp, #8, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z16, [sp, #9, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z15, [sp, #10, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z14, [sp, #11, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z13, [sp, #12, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z12, [sp, #13, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z11, [sp, #14, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z10, [sp, #15, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z9, [sp, #16, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z8, [sp, #17, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr p15, [sp, #4, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p14, [sp, #5, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p13, [sp, #6, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p12, [sp, #7, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p11, [sp, #8, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p10, [sp, #9, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p9, [sp, #10, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p8, [sp, #11, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p7, [sp, #12, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p6, [sp, #13, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p5, [sp, #14, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p4, [sp, #15, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: addvl sp, sp, #18 ; CHECK-NEXT: .cfi_def_cfa wsp, 16 ; CHECK-NEXT: .cfi_restore z8 ; CHECK-NEXT: .cfi_restore z9 ; CHECK-NEXT: .cfi_restore z10 ; CHECK-NEXT: .cfi_restore z11 ; CHECK-NEXT: .cfi_restore z12 ; CHECK-NEXT: .cfi_restore z13 ; CHECK-NEXT: .cfi_restore z14 ; CHECK-NEXT: .cfi_restore z15 ; CHECK-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload ; CHECK-NEXT: .cfi_def_cfa_offset 0 ; CHECK-NEXT: .cfi_restore w30 ; CHECK-NEXT: .cfi_restore w29 ; CHECK-NEXT: ret ; CHECK-NEXT: .LBB0_2: // %.Lunwind ; CHECK-NEXT: .cfi_restore_state ; CHECK-NEXT: .Ltmp2: ; CHECK-NEXT: ldr z0, [sp] // 16-byte Folded Reload ; CHECK-NEXT: addvl sp, sp, #2 ; CHECK-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; CHECK-NEXT: ldr z23, [sp, #2, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z22, [sp, #3, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z21, [sp, #4, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z20, [sp, #5, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z19, [sp, #6, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z18, [sp, #7, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z17, [sp, #8, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z16, [sp, #9, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z15, [sp, #10, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z14, [sp, #11, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z13, [sp, #12, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z12, [sp, #13, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z11, [sp, #14, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z10, [sp, #15, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z9, [sp, #16, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr z8, [sp, #17, mul vl] // 16-byte Folded Reload ; CHECK-NEXT: ldr p15, [sp, #4, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p14, [sp, #5, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p13, [sp, #6, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p12, [sp, #7, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p11, [sp, #8, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p10, [sp, #9, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p9, [sp, #10, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p8, [sp, #11, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p7, [sp, #12, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p6, [sp, #13, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p5, [sp, #14, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: ldr p4, [sp, #15, mul vl] // 2-byte Folded Reload ; CHECK-NEXT: addvl sp, sp, #18 ; CHECK-NEXT: .cfi_def_cfa wsp, 16 ; CHECK-NEXT: .cfi_restore z8 ; CHECK-NEXT: .cfi_restore z9 ; CHECK-NEXT: .cfi_restore z10 ; CHECK-NEXT: .cfi_restore z11 ; CHECK-NEXT: .cfi_restore z12 ; CHECK-NEXT: .cfi_restore z13 ; CHECK-NEXT: .cfi_restore z14 ; CHECK-NEXT: .cfi_restore z15 ; CHECK-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload ; CHECK-NEXT: .cfi_def_cfa_offset 0 ; CHECK-NEXT: .cfi_restore w30 ; CHECK-NEXT: .cfi_restore w29 ; CHECK-NEXT: ret ; ; GISEL-LABEL: invoke_callee_may_throw_sve: ; GISEL: .Lfunc_begin0: ; GISEL-NEXT: .cfi_startproc ; GISEL-NEXT: // %bb.0: ; GISEL-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill ; GISEL-NEXT: .cfi_def_cfa_offset 16 ; GISEL-NEXT: .cfi_offset w30, -8 ; GISEL-NEXT: .cfi_offset w29, -16 ; GISEL-NEXT: addvl sp, sp, #-18 ; GISEL-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; GISEL-NEXT: str p15, [sp, #4, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p14, [sp, #5, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p13, [sp, #6, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p12, [sp, #7, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p11, [sp, #8, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p10, [sp, #9, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p9, [sp, #10, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p8, [sp, #11, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p7, [sp, #12, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p6, [sp, #13, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p5, [sp, #14, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str p4, [sp, #15, mul vl] // 2-byte Folded Spill ; GISEL-NEXT: str z23, [sp, #2, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z22, [sp, #3, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z21, [sp, #4, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z20, [sp, #5, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z19, [sp, #6, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z18, [sp, #7, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z17, [sp, #8, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z16, [sp, #9, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z15, [sp, #10, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z14, [sp, #11, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z13, [sp, #12, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z12, [sp, #13, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z11, [sp, #14, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z10, [sp, #15, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z9, [sp, #16, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: str z8, [sp, #17, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; GISEL-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; GISEL-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; GISEL-NEXT: .cfi_escape 0x10, 0x4b, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x60, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d11 @ cfa - 16 - 32 * VG ; GISEL-NEXT: .cfi_escape 0x10, 0x4c, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x58, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d12 @ cfa - 16 - 40 * VG ; GISEL-NEXT: .cfi_escape 0x10, 0x4d, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x50, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d13 @ cfa - 16 - 48 * VG ; GISEL-NEXT: .cfi_escape 0x10, 0x4e, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x48, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d14 @ cfa - 16 - 56 * VG ; GISEL-NEXT: .cfi_escape 0x10, 0x4f, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x40, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d15 @ cfa - 16 - 64 * VG ; GISEL-NEXT: addvl sp, sp, #-2 ; GISEL-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0xa0, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 160 * VG ; GISEL-NEXT: .cfi_remember_state ; GISEL-NEXT: str z0, [sp] // 16-byte Folded Spill ; GISEL-NEXT: .Ltmp0: ; GISEL-NEXT: bl may_throw_sve ; GISEL-NEXT: .Ltmp1: ; GISEL-NEXT: str z0, [sp, #1, mul vl] // 16-byte Folded Spill ; GISEL-NEXT: b .LBB0_1 ; GISEL-NEXT: .LBB0_1: // %.Lcontinue ; GISEL-NEXT: ldr z0, [sp, #1, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: addvl sp, sp, #2 ; GISEL-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; GISEL-NEXT: ldr z23, [sp, #2, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z22, [sp, #3, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z21, [sp, #4, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z20, [sp, #5, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z19, [sp, #6, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z18, [sp, #7, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z17, [sp, #8, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z16, [sp, #9, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z15, [sp, #10, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z14, [sp, #11, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z13, [sp, #12, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z12, [sp, #13, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z11, [sp, #14, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z10, [sp, #15, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z9, [sp, #16, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z8, [sp, #17, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr p15, [sp, #4, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p14, [sp, #5, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p13, [sp, #6, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p12, [sp, #7, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p11, [sp, #8, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p10, [sp, #9, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p9, [sp, #10, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p8, [sp, #11, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p7, [sp, #12, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p6, [sp, #13, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p5, [sp, #14, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p4, [sp, #15, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: addvl sp, sp, #18 ; GISEL-NEXT: .cfi_def_cfa wsp, 16 ; GISEL-NEXT: .cfi_restore z8 ; GISEL-NEXT: .cfi_restore z9 ; GISEL-NEXT: .cfi_restore z10 ; GISEL-NEXT: .cfi_restore z11 ; GISEL-NEXT: .cfi_restore z12 ; GISEL-NEXT: .cfi_restore z13 ; GISEL-NEXT: .cfi_restore z14 ; GISEL-NEXT: .cfi_restore z15 ; GISEL-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload ; GISEL-NEXT: .cfi_def_cfa_offset 0 ; GISEL-NEXT: .cfi_restore w30 ; GISEL-NEXT: .cfi_restore w29 ; GISEL-NEXT: ret ; GISEL-NEXT: .LBB0_2: // %.Lunwind ; GISEL-NEXT: .cfi_restore_state ; GISEL-NEXT: .Ltmp2: ; GISEL-NEXT: ldr z0, [sp] // 16-byte Folded Reload ; GISEL-NEXT: addvl sp, sp, #2 ; GISEL-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; GISEL-NEXT: ldr z23, [sp, #2, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z22, [sp, #3, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z21, [sp, #4, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z20, [sp, #5, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z19, [sp, #6, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z18, [sp, #7, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z17, [sp, #8, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z16, [sp, #9, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z15, [sp, #10, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z14, [sp, #11, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z13, [sp, #12, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z12, [sp, #13, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z11, [sp, #14, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z10, [sp, #15, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z9, [sp, #16, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr z8, [sp, #17, mul vl] // 16-byte Folded Reload ; GISEL-NEXT: ldr p15, [sp, #4, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p14, [sp, #5, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p13, [sp, #6, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p12, [sp, #7, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p11, [sp, #8, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p10, [sp, #9, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p9, [sp, #10, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p8, [sp, #11, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p7, [sp, #12, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p6, [sp, #13, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p5, [sp, #14, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: ldr p4, [sp, #15, mul vl] // 2-byte Folded Reload ; GISEL-NEXT: addvl sp, sp, #18 ; GISEL-NEXT: .cfi_def_cfa wsp, 16 ; GISEL-NEXT: .cfi_restore z8 ; GISEL-NEXT: .cfi_restore z9 ; GISEL-NEXT: .cfi_restore z10 ; GISEL-NEXT: .cfi_restore z11 ; GISEL-NEXT: .cfi_restore z12 ; GISEL-NEXT: .cfi_restore z13 ; GISEL-NEXT: .cfi_restore z14 ; GISEL-NEXT: .cfi_restore z15 ; GISEL-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload ; GISEL-NEXT: .cfi_def_cfa_offset 0 ; GISEL-NEXT: .cfi_restore w30 ; GISEL-NEXT: .cfi_restore w29 ; GISEL-NEXT: ret %result = invoke @may_throw_sve( %v) to label %.Lcontinue unwind label %.Lunwind .Lcontinue: ret %result .Lunwind: %lp = landingpad { ptr, i32 } cleanup ret %v; } declare @may_throw_sve( %v); ; Test that q0 is saved/restored, as the unwinder may only retain the low 64bits (d0). define aarch64_vector_pcs <4 x i32> @invoke_callee_may_throw_neon(<4 x i32> %v) uwtable personality i8 0 { ; CHECK-LABEL: invoke_callee_may_throw_neon: ; CHECK: .Lfunc_begin1: ; CHECK-NEXT: .cfi_startproc ; CHECK-NEXT: // %bb.0: ; CHECK-NEXT: sub sp, sp, #304 ; CHECK-NEXT: .cfi_def_cfa_offset 304 ; CHECK-NEXT: stp q23, q22, [sp, #32] // 32-byte Folded Spill ; CHECK-NEXT: stp q21, q20, [sp, #64] // 32-byte Folded Spill ; CHECK-NEXT: stp q19, q18, [sp, #96] // 32-byte Folded Spill ; CHECK-NEXT: stp q17, q16, [sp, #128] // 32-byte Folded Spill ; CHECK-NEXT: stp q15, q14, [sp, #160] // 32-byte Folded Spill ; CHECK-NEXT: stp q13, q12, [sp, #192] // 32-byte Folded Spill ; CHECK-NEXT: stp q11, q10, [sp, #224] // 32-byte Folded Spill ; CHECK-NEXT: stp q9, q8, [sp, #256] // 32-byte Folded Spill ; CHECK-NEXT: stp x29, x30, [sp, #288] // 16-byte Folded Spill ; CHECK-NEXT: .cfi_offset w30, -8 ; CHECK-NEXT: .cfi_offset w29, -16 ; CHECK-NEXT: .cfi_offset b8, -32 ; CHECK-NEXT: .cfi_offset b9, -48 ; CHECK-NEXT: .cfi_offset b10, -64 ; CHECK-NEXT: .cfi_offset b11, -80 ; CHECK-NEXT: .cfi_offset b12, -96 ; CHECK-NEXT: .cfi_offset b13, -112 ; CHECK-NEXT: .cfi_offset b14, -128 ; CHECK-NEXT: .cfi_offset b15, -144 ; CHECK-NEXT: .cfi_offset b16, -160 ; CHECK-NEXT: .cfi_offset b17, -176 ; CHECK-NEXT: .cfi_offset b18, -192 ; CHECK-NEXT: .cfi_offset b19, -208 ; CHECK-NEXT: .cfi_offset b20, -224 ; CHECK-NEXT: .cfi_offset b21, -240 ; CHECK-NEXT: .cfi_offset b22, -256 ; CHECK-NEXT: .cfi_offset b23, -272 ; CHECK-NEXT: .cfi_remember_state ; CHECK-NEXT: str q0, [sp] // 16-byte Folded Spill ; CHECK-NEXT: .Ltmp3: ; CHECK-NEXT: bl may_throw_neon ; CHECK-NEXT: .Ltmp4: ; CHECK-NEXT: str q0, [sp, #16] // 16-byte Folded Spill ; CHECK-NEXT: b .LBB1_1 ; CHECK-NEXT: .LBB1_1: // %.Lcontinue ; CHECK-NEXT: ldr q0, [sp, #16] // 16-byte Folded Reload ; CHECK-NEXT: ldp x29, x30, [sp, #288] // 16-byte Folded Reload ; CHECK-NEXT: ldp q9, q8, [sp, #256] // 32-byte Folded Reload ; CHECK-NEXT: ldp q11, q10, [sp, #224] // 32-byte Folded Reload ; CHECK-NEXT: ldp q13, q12, [sp, #192] // 32-byte Folded Reload ; CHECK-NEXT: ldp q15, q14, [sp, #160] // 32-byte Folded Reload ; CHECK-NEXT: ldp q17, q16, [sp, #128] // 32-byte Folded Reload ; CHECK-NEXT: ldp q19, q18, [sp, #96] // 32-byte Folded Reload ; CHECK-NEXT: ldp q21, q20, [sp, #64] // 32-byte Folded Reload ; CHECK-NEXT: ldp q23, q22, [sp, #32] // 32-byte Folded Reload ; CHECK-NEXT: add sp, sp, #304 ; CHECK-NEXT: .cfi_def_cfa_offset 0 ; CHECK-NEXT: .cfi_restore w30 ; CHECK-NEXT: .cfi_restore w29 ; CHECK-NEXT: .cfi_restore b8 ; CHECK-NEXT: .cfi_restore b9 ; CHECK-NEXT: .cfi_restore b10 ; CHECK-NEXT: .cfi_restore b11 ; CHECK-NEXT: .cfi_restore b12 ; CHECK-NEXT: .cfi_restore b13 ; CHECK-NEXT: .cfi_restore b14 ; CHECK-NEXT: .cfi_restore b15 ; CHECK-NEXT: .cfi_restore b16 ; CHECK-NEXT: .cfi_restore b17 ; CHECK-NEXT: .cfi_restore b18 ; CHECK-NEXT: .cfi_restore b19 ; CHECK-NEXT: .cfi_restore b20 ; CHECK-NEXT: .cfi_restore b21 ; CHECK-NEXT: .cfi_restore b22 ; CHECK-NEXT: .cfi_restore b23 ; CHECK-NEXT: ret ; CHECK-NEXT: .LBB1_2: // %.Lunwind ; CHECK-NEXT: .cfi_restore_state ; CHECK-NEXT: .Ltmp5: ; CHECK-NEXT: ldr q0, [sp] // 16-byte Folded Reload ; CHECK-NEXT: ldp x29, x30, [sp, #288] // 16-byte Folded Reload ; CHECK-NEXT: ldp q9, q8, [sp, #256] // 32-byte Folded Reload ; CHECK-NEXT: ldp q11, q10, [sp, #224] // 32-byte Folded Reload ; CHECK-NEXT: ldp q13, q12, [sp, #192] // 32-byte Folded Reload ; CHECK-NEXT: ldp q15, q14, [sp, #160] // 32-byte Folded Reload ; CHECK-NEXT: ldp q17, q16, [sp, #128] // 32-byte Folded Reload ; CHECK-NEXT: ldp q19, q18, [sp, #96] // 32-byte Folded Reload ; CHECK-NEXT: ldp q21, q20, [sp, #64] // 32-byte Folded Reload ; CHECK-NEXT: ldp q23, q22, [sp, #32] // 32-byte Folded Reload ; CHECK-NEXT: add sp, sp, #304 ; CHECK-NEXT: .cfi_def_cfa_offset 0 ; CHECK-NEXT: .cfi_restore w30 ; CHECK-NEXT: .cfi_restore w29 ; CHECK-NEXT: .cfi_restore b8 ; CHECK-NEXT: .cfi_restore b9 ; CHECK-NEXT: .cfi_restore b10 ; CHECK-NEXT: .cfi_restore b11 ; CHECK-NEXT: .cfi_restore b12 ; CHECK-NEXT: .cfi_restore b13 ; CHECK-NEXT: .cfi_restore b14 ; CHECK-NEXT: .cfi_restore b15 ; CHECK-NEXT: .cfi_restore b16 ; CHECK-NEXT: .cfi_restore b17 ; CHECK-NEXT: .cfi_restore b18 ; CHECK-NEXT: .cfi_restore b19 ; CHECK-NEXT: .cfi_restore b20 ; CHECK-NEXT: .cfi_restore b21 ; CHECK-NEXT: .cfi_restore b22 ; CHECK-NEXT: .cfi_restore b23 ; CHECK-NEXT: ret ; ; GISEL-LABEL: invoke_callee_may_throw_neon: ; GISEL: .Lfunc_begin1: ; GISEL-NEXT: .cfi_startproc ; GISEL-NEXT: // %bb.0: ; GISEL-NEXT: sub sp, sp, #304 ; GISEL-NEXT: .cfi_def_cfa_offset 304 ; GISEL-NEXT: stp q23, q22, [sp, #32] // 32-byte Folded Spill ; GISEL-NEXT: stp q21, q20, [sp, #64] // 32-byte Folded Spill ; GISEL-NEXT: stp q19, q18, [sp, #96] // 32-byte Folded Spill ; GISEL-NEXT: stp q17, q16, [sp, #128] // 32-byte Folded Spill ; GISEL-NEXT: stp q15, q14, [sp, #160] // 32-byte Folded Spill ; GISEL-NEXT: stp q13, q12, [sp, #192] // 32-byte Folded Spill ; GISEL-NEXT: stp q11, q10, [sp, #224] // 32-byte Folded Spill ; GISEL-NEXT: stp q9, q8, [sp, #256] // 32-byte Folded Spill ; GISEL-NEXT: stp x29, x30, [sp, #288] // 16-byte Folded Spill ; GISEL-NEXT: .cfi_offset w30, -8 ; GISEL-NEXT: .cfi_offset w29, -16 ; GISEL-NEXT: .cfi_offset b8, -32 ; GISEL-NEXT: .cfi_offset b9, -48 ; GISEL-NEXT: .cfi_offset b10, -64 ; GISEL-NEXT: .cfi_offset b11, -80 ; GISEL-NEXT: .cfi_offset b12, -96 ; GISEL-NEXT: .cfi_offset b13, -112 ; GISEL-NEXT: .cfi_offset b14, -128 ; GISEL-NEXT: .cfi_offset b15, -144 ; GISEL-NEXT: .cfi_offset b16, -160 ; GISEL-NEXT: .cfi_offset b17, -176 ; GISEL-NEXT: .cfi_offset b18, -192 ; GISEL-NEXT: .cfi_offset b19, -208 ; GISEL-NEXT: .cfi_offset b20, -224 ; GISEL-NEXT: .cfi_offset b21, -240 ; GISEL-NEXT: .cfi_offset b22, -256 ; GISEL-NEXT: .cfi_offset b23, -272 ; GISEL-NEXT: .cfi_remember_state ; GISEL-NEXT: str q0, [sp] // 16-byte Folded Spill ; GISEL-NEXT: .Ltmp3: ; GISEL-NEXT: bl may_throw_neon ; GISEL-NEXT: str q0, [sp, #16] // 16-byte Folded Spill ; GISEL-NEXT: .Ltmp4: ; GISEL-NEXT: b .LBB1_1 ; GISEL-NEXT: .LBB1_1: // %.Lcontinue ; GISEL-NEXT: ldr q0, [sp, #16] // 16-byte Folded Reload ; GISEL-NEXT: ldp x29, x30, [sp, #288] // 16-byte Folded Reload ; GISEL-NEXT: ldp q9, q8, [sp, #256] // 32-byte Folded Reload ; GISEL-NEXT: ldp q11, q10, [sp, #224] // 32-byte Folded Reload ; GISEL-NEXT: ldp q13, q12, [sp, #192] // 32-byte Folded Reload ; GISEL-NEXT: ldp q15, q14, [sp, #160] // 32-byte Folded Reload ; GISEL-NEXT: ldp q17, q16, [sp, #128] // 32-byte Folded Reload ; GISEL-NEXT: ldp q19, q18, [sp, #96] // 32-byte Folded Reload ; GISEL-NEXT: ldp q21, q20, [sp, #64] // 32-byte Folded Reload ; GISEL-NEXT: ldp q23, q22, [sp, #32] // 32-byte Folded Reload ; GISEL-NEXT: add sp, sp, #304 ; GISEL-NEXT: .cfi_def_cfa_offset 0 ; GISEL-NEXT: .cfi_restore w30 ; GISEL-NEXT: .cfi_restore w29 ; GISEL-NEXT: .cfi_restore b8 ; GISEL-NEXT: .cfi_restore b9 ; GISEL-NEXT: .cfi_restore b10 ; GISEL-NEXT: .cfi_restore b11 ; GISEL-NEXT: .cfi_restore b12 ; GISEL-NEXT: .cfi_restore b13 ; GISEL-NEXT: .cfi_restore b14 ; GISEL-NEXT: .cfi_restore b15 ; GISEL-NEXT: .cfi_restore b16 ; GISEL-NEXT: .cfi_restore b17 ; GISEL-NEXT: .cfi_restore b18 ; GISEL-NEXT: .cfi_restore b19 ; GISEL-NEXT: .cfi_restore b20 ; GISEL-NEXT: .cfi_restore b21 ; GISEL-NEXT: .cfi_restore b22 ; GISEL-NEXT: .cfi_restore b23 ; GISEL-NEXT: ret ; GISEL-NEXT: .LBB1_2: // %.Lunwind ; GISEL-NEXT: .cfi_restore_state ; GISEL-NEXT: .Ltmp5: ; GISEL-NEXT: ldr q0, [sp] // 16-byte Folded Reload ; GISEL-NEXT: ldp x29, x30, [sp, #288] // 16-byte Folded Reload ; GISEL-NEXT: ldp q9, q8, [sp, #256] // 32-byte Folded Reload ; GISEL-NEXT: ldp q11, q10, [sp, #224] // 32-byte Folded Reload ; GISEL-NEXT: ldp q13, q12, [sp, #192] // 32-byte Folded Reload ; GISEL-NEXT: ldp q15, q14, [sp, #160] // 32-byte Folded Reload ; GISEL-NEXT: ldp q17, q16, [sp, #128] // 32-byte Folded Reload ; GISEL-NEXT: ldp q19, q18, [sp, #96] // 32-byte Folded Reload ; GISEL-NEXT: ldp q21, q20, [sp, #64] // 32-byte Folded Reload ; GISEL-NEXT: ldp q23, q22, [sp, #32] // 32-byte Folded Reload ; GISEL-NEXT: add sp, sp, #304 ; GISEL-NEXT: .cfi_def_cfa_offset 0 ; GISEL-NEXT: .cfi_restore w30 ; GISEL-NEXT: .cfi_restore w29 ; GISEL-NEXT: .cfi_restore b8 ; GISEL-NEXT: .cfi_restore b9 ; GISEL-NEXT: .cfi_restore b10 ; GISEL-NEXT: .cfi_restore b11 ; GISEL-NEXT: .cfi_restore b12 ; GISEL-NEXT: .cfi_restore b13 ; GISEL-NEXT: .cfi_restore b14 ; GISEL-NEXT: .cfi_restore b15 ; GISEL-NEXT: .cfi_restore b16 ; GISEL-NEXT: .cfi_restore b17 ; GISEL-NEXT: .cfi_restore b18 ; GISEL-NEXT: .cfi_restore b19 ; GISEL-NEXT: .cfi_restore b20 ; GISEL-NEXT: .cfi_restore b21 ; GISEL-NEXT: .cfi_restore b22 ; GISEL-NEXT: .cfi_restore b23 ; GISEL-NEXT: ret %result = invoke aarch64_vector_pcs <4 x i32> @may_throw_neon(<4 x i32> %v) to label %.Lcontinue unwind label %.Lunwind .Lcontinue: ret <4 x i32> %result .Lunwind: %lp = landingpad { ptr, i32 } cleanup ret <4 x i32> %v; } declare aarch64_vector_pcs <4 x i32> @may_throw_neon(<4 x i32> %v);