llvm-project/llvm/test/CodeGen/AMDGPU/shrink-instructions-illegal...

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# RUN: llc -march=amdgcn -mcpu=gfx900 -run-pass=si-shrink-instructions --verify-machineinstrs %s -o - | FileCheck %s
# Make sure immediate folding into V_CNDMASK respects constant bus restrictions.
---
name: shrink_cndmask_illegal_imm_folding
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; CHECK-LABEL: name: shrink_cndmask_illegal_imm_folding
; CHECK: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; CHECK: [[MOV:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 32768, implicit $exec
; CHECK: V_CMP_EQ_U32_e32 0, [[COPY]], implicit-def $vcc, implicit $exec
; CHECK: V_CNDMASK_B32_e32 [[MOV]], killed [[COPY]], implicit $vcc, implicit $exec
%0:vgpr_32 = COPY $vgpr0
%1:vgpr_32 = V_MOV_B32_e32 32768, implicit $exec
V_CMP_EQ_U32_e32 0, %0:vgpr_32, implicit-def $vcc, implicit $exec
%2:vgpr_32 = V_CNDMASK_B32_e64 0, %1:vgpr_32, 0, killed %0:vgpr_32, $vcc, implicit $exec
S_NOP 0
...