39 lines
1.2 KiB
LLVM
39 lines
1.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -O2 -S %s | FileCheck %s --check-prefix=WITHGLOBALSAA
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; RUN: opt -O2 -enable-global-analyses=0 -S %s | FileCheck %s --check-prefix=NOGLOBALSAA
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@glb = internal global i8 0
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define i8 @f(ptr %ptr) {
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; WITHGLOBALSAA-LABEL: @f(
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; WITHGLOBALSAA-NEXT: store i8 1, ptr [[PTR:%.*]], align 1
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; WITHGLOBALSAA-NEXT: store i1 true, ptr @glb, align 1
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; WITHGLOBALSAA-NEXT: ret i8 1
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;
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; NOGLOBALSAA-LABEL: @f(
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; NOGLOBALSAA-NEXT: store i8 1, ptr [[PTR:%.*]], align 1
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; NOGLOBALSAA-NEXT: store i1 true, ptr @glb, align 1
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; NOGLOBALSAA-NEXT: [[R:%.*]] = load i8, ptr [[PTR]], align 1
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; NOGLOBALSAA-NEXT: ret i8 [[R]]
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;
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store i8 1, ptr %ptr
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store i8 2, ptr @glb
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%r = load i8, ptr %ptr
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ret i8 %r
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}
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define i8 @dummy() {
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; WITHGLOBALSAA-LABEL: @dummy(
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; WITHGLOBALSAA-NEXT: [[VAL_B:%.*]] = load i1, ptr @glb, align 1
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; WITHGLOBALSAA-NEXT: [[VAL:%.*]] = select i1 [[VAL_B]], i8 2, i8 0
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; WITHGLOBALSAA-NEXT: ret i8 [[VAL]]
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;
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; NOGLOBALSAA-LABEL: @dummy(
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; NOGLOBALSAA-NEXT: [[VAL_B:%.*]] = load i1, ptr @glb, align 1
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; NOGLOBALSAA-NEXT: [[VAL:%.*]] = select i1 [[VAL_B]], i8 2, i8 0
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; NOGLOBALSAA-NEXT: ret i8 [[VAL]]
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;
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%val = load i8, ptr @glb
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ret i8 %val
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}
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