| # RUN: llc -march=amdgcn -verify-machineinstrs -run-pass post-RA-sched %s -o - | FileCheck %s |
| |
| # This tests a situation where a sub-register of a killed super-register operand |
| # of V_MOVRELS happens to have an undef use later on. This leads to the post RA |
| # scheduler adding additional implicit operands to the V_MOVRELS, which used |
| # to fail machine instruction verification. |
| |
| --- | |
| |
| define amdgpu_vs void @main(i32 %arg) { ret void } |
| |
| ... |
| --- |
| # CHECK-LABEL: name: main |
| # CHECK-LABEL: bb.0: |
| # CHECK: V_MOVRELS_B32_e32 |
| # CHECK: V_MAC_F32_e32 |
| |
| name: main |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| $m0 = S_MOV_B32 undef $sgpr0 |
| V_MOVRELD_B32_e32 undef $vgpr2, 0, implicit $m0, implicit $exec, implicit-def $vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8, implicit undef $vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8(tied-def 4) |
| $m0 = S_MOV_B32 undef $sgpr0 |
| $vgpr1 = V_MOVRELS_B32_e32 undef $vgpr1, implicit $m0, implicit $exec, implicit killed $vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8 |
| $vgpr4 = V_MAC_F32_e32 undef $vgpr0, undef $vgpr0, undef $vgpr4, implicit $exec |
| EXP_DONE 15, undef $vgpr0, killed $vgpr1, killed $vgpr4, undef $vgpr0, 0, 0, 12, implicit $exec |
| S_ENDPGM |
| |
| ... |
