2d5f3b0a61
Remove s_cbranch_execnz branches if the transformation is profitable according to `BranchProbability` and `TargetSchedmodel`.
55 lines
1.4 KiB
YAML
55 lines
1.4 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
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# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1010 -run-pass si-pre-emit-peephole %s -o - | FileCheck %s
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---
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name: no_count_dbg_value
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body: |
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; CHECK-LABEL: name: no_count_dbg_value
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; CHECK: bb.0:
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; CHECK-NEXT: successors: %bb.1(0x40000000)
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: $vgpr1 = V_MOV_B32_e32 7, implicit $exec
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: bb.1:
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; CHECK-NEXT: successors: %bb.2(0x80000000)
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: $vgpr0 = V_MOV_B32_e32 0, implicit $exec
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; CHECK-NEXT: DBG_VALUE
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; CHECK-NEXT: DBG_VALUE
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; CHECK-NEXT: DBG_VALUE
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; CHECK-NEXT: DBG_VALUE
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; CHECK-NEXT: DBG_VALUE
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; CHECK-NEXT: DBG_VALUE
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: bb.2:
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; CHECK-NEXT: successors: %bb.3(0x80000000)
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: $vgpr0 = V_MOV_B32_e32 1, implicit $exec
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: bb.3:
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; CHECK-NEXT: S_ENDPGM 0
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bb.0:
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successors: %bb.1, %bb.2
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$vgpr1 = V_MOV_B32_e32 7, implicit $exec
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S_CBRANCH_EXECZ %bb.2, implicit $exec
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bb.1:
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successors: %bb.2
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$vgpr0 = V_MOV_B32_e32 0, implicit $exec
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DBG_VALUE
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DBG_VALUE
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DBG_VALUE
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DBG_VALUE
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DBG_VALUE
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DBG_VALUE
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bb.2:
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$vgpr0 = V_MOV_B32_e32 1, implicit $exec
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bb.3:
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S_ENDPGM 0
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...
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