29 lines
1.1 KiB
LLVM
29 lines
1.1 KiB
LLVM
; Intrinsic calls can't be uniformly replaced with undef without invalidating
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; IR (eg: only intrinsic calls can have metadata arguments), so ensure they are
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; not replaced. The whole call instruction can be removed by instruction
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; reduction instead.
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; RUN: llvm-reduce --test FileCheck --test-arg --check-prefixes=ALL,CHECK-INTERESTINGNESS --test-arg %s --test-arg --input-file %s -o %t 2> %t.log
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; RUN: cat %t | FileCheck -implicit-check-not=uninteresting --check-prefixes=ALL,CHECK-FINAL %s
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; Check that the call is removed by instruction reduction passes
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; RUN: llvm-reduce --test FileCheck --test-arg --check-prefixes=ALL,CHECK-FUNC --test-arg %s --test-arg --input-file %s -o %t
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; RUN: cat %t | FileCheck -implicit-check-not=uninteresting --check-prefixes=ALL,CHECK-NOCALL %s
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declare i8* @llvm.sponentry.p0i8()
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declare void @uninteresting()
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; ALL-LABEL: define i8* @interesting(
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define i8* @interesting() {
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entry:
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; CHECK-INTERESTINGNESS: call
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; CHECK-NOCALL-NOT: call
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; CHECK-FINAL: %call = call i8* @llvm.sponentry.p0i8()
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; CHECK-FINAL-NEXT: ret i8* %call
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%call = call i8* @llvm.sponentry.p0i8()
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call void @uninteresting()
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ret i8* %call
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}
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