45 lines
1.5 KiB
LLVM
45 lines
1.5 KiB
LLVM
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; REQUIRES: asserts
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; RUN: opt -S -debug-counter=partially-inline-libcalls-transform-skip=1,partially-inline-libcalls-transform-count=1 \
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; RUN: -partially-inline-libcalls -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s
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;; Test that, with debug counters on, we will skip the first optimization opportunity, perform next 1,
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;; and ignore all the others left.
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define float @f1(float %val) {
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; CHECK-LABEL: @f1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[RES:%.*]] = tail call float @sqrtf(float [[VAL:%.*]])
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; CHECK-NEXT: ret float [[RES:%.*]]
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entry:
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%res = tail call float @sqrtf(float %val)
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ret float %res
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}
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define float @f2(float %val) {
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; CHECK-LABEL: @f2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[RES:%.*]] = tail call float @sqrtf(float [[VAL:%.*]]) #0
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; CHECK-NEXT: [[TMP0:%.*]] = fcmp oge float [[VAL]], 0.000000e+00
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; CHECK-NEXT: br i1 [[TMP0]], label [[ENTRY_SPLIT:%.*]], label [[CALL_SQRT:%.*]]
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; CHECK: call.sqrt:
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; CHECK-NEXT: [[TMP1:%.*]] = tail call float @sqrtf(float [[VAL]])
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; CHECK-NEXT: br label [[ENTRY_SPLIT]]
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; CHECK: entry.split:
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; CHECK-NEXT: [[TMP2:%.*]] = phi float [ [[RES]], [[ENTRY:%.*]] ], [ [[TMP1]], [[CALL_SQRT]] ]
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; CHECK-NEXT: ret float [[TMP2]]
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entry:
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%res = tail call float @sqrtf(float %val)
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ret float %res
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}
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define float @f3(float %val) {
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; CHECK-LABEL: @f3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[RES:%.*]] = tail call float @sqrtf(float [[VAL:%.*]])
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; CHECK-NEXT: ret float [[RES:%.*]]
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entry:
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%res = tail call float @sqrtf(float %val)
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ret float %res
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}
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declare float @sqrtf(float)
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