forked from OSchip/llvm-project
28 lines
683 B
LLVM
28 lines
683 B
LLVM
; RUN: opt < %s -S -early-cse-memssa | FileCheck %s
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define i16 @f1() readonly {
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ret i16 0
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}
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declare void @f2()
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; Check that EarlyCSE correctly handles pseudo probes that don't have
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; a MemoryAccess.
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define void @f3() {
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; CHECK-LABEL: @f3(
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; CHECK-NEXT: [[CALL1:%.*]] = call i16 @f1()
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; CHECK-NEXT: call void @llvm.pseudoprobe
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; CHECK-NEXT: ret void
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;
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%call1 = call i16 @f1()
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call void @llvm.pseudoprobe(i64 6878943695821059507, i64 9, i32 0, i64 -1)
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%call2 = call i16 @f1()
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ret void
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}
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; Function Attrs: inaccessiblememonly nounwind willreturn
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declare void @llvm.pseudoprobe(i64, i64, i32, i64) #0
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attributes #0 = { inaccessiblememonly nounwind willreturn } |