forked from OSchip/llvm-project
72 lines
1.8 KiB
Plaintext
72 lines
1.8 KiB
Plaintext
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# RUN: llc -march=amdgcn -verify-machineinstrs -run-pass si-fold-operands %s -o - | FileCheck -check-prefix=GCN %s
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--- |
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define amdgpu_ps void @omod_inst_flag_nsz_src() {
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unreachable
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}
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define amdgpu_ps void @omod_inst_flag_nsz_result() {
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unreachable
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}
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define amdgpu_ps void @omod_inst_flag_nsz_both() {
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unreachable
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}
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...
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---
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# FIXME: Is it OK to fold omod for this?
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# GCN-LABEL: name: omod_inst_flag_nsz_src
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# GCN: %0:vgpr_32 = nsz V_ADD_F32_e64 0, $vgpr0, 0, $vgpr1, 0, 0, implicit $exec
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# GCN-NEXT: %1:vgpr_32 = V_MUL_F32_e64 0, %0, 0, 1073741824, 0, 0, implicit $exec
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# GCN-NEXT: S_ENDPGM implicit %1
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name: omod_inst_flag_nsz_src
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $vgpr0, $vgpr1
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%0:vgpr_32 = nsz V_ADD_F32_e64 0, $vgpr0, 0, $vgpr1, 0, 0, implicit $exec
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%1:vgpr_32 = V_MUL_F32_e64 0, %0, 0, 1073741824, 0, 0, implicit $exec
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S_ENDPGM implicit %1
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...
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---
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# GCN-LABEL: name: omod_inst_flag_nsz_result
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# GCN: %0:vgpr_32 = V_ADD_F32_e64 0, $vgpr0, 0, $vgpr1, 0, 1, implicit $exec
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# GCN-NEXT: S_ENDPGM implicit %0
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name: omod_inst_flag_nsz_result
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $vgpr0, $vgpr1
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%0:vgpr_32 = V_ADD_F32_e64 0, $vgpr0, 0, $vgpr1, 0, 0, implicit $exec
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%1:vgpr_32 = nsz V_MUL_F32_e64 0, %0, 0, 1073741824, 0, 0, implicit $exec
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S_ENDPGM implicit %1
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...
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---
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# GCN-LABEL: name: omod_inst_flag_nsz_both
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# GCN: %0:vgpr_32 = nsz V_ADD_F32_e64 0, $vgpr0, 0, $vgpr1, 0, 1, implicit $exec
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# GCN-NEXT: S_ENDPGM implicit %0
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name: omod_inst_flag_nsz_both
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $vgpr0, $vgpr1
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%0:vgpr_32 = nsz V_ADD_F32_e64 0, $vgpr0, 0, $vgpr1, 0, 0, implicit $exec
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%1:vgpr_32 = nsz V_MUL_F32_e64 0, %0, 0, 1073741824, 0, 0, implicit $exec
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S_ENDPGM implicit %1
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...
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