68 lines
1.9 KiB
LLVM
68 lines
1.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -opaque-pointers -S < %s | FileCheck %s
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declare void @unknown_fun()
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define void @different_type(ptr %ptr, i1 %cmp) {
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; CHECK-LABEL: @different_type(
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; CHECK-NEXT: store i32 0, ptr [[PTR:%.*]], align 4
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; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_THEN:%.*]], label [[RET_END:%.*]]
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; CHECK: if.then:
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; CHECK-NEXT: store i64 1, ptr [[PTR]], align 4
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; CHECK-NEXT: br label [[RET_END]]
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; CHECK: ret.end:
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; CHECK-NEXT: ret void
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;
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store i32 0, ptr %ptr
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br i1 %cmp, label %if.then, label %ret.end
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if.then:
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store i64 1, ptr %ptr
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br label %ret.end
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ret.end:
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ret void
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}
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define void @readonly_call(ptr %ptr, i1 %cmp) {
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; CHECK-LABEL: @readonly_call(
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; CHECK-NEXT: ret.end:
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; CHECK-NEXT: store i32 0, ptr [[PTR:%.*]], align 4
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; CHECK-NEXT: call void @unknown_fun() #[[ATTR0:[0-9]+]]
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; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[CMP:%.*]], i32 1, i32 0
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; CHECK-NEXT: store i32 [[SPEC_STORE_SELECT]], ptr [[PTR]], align 4
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; CHECK-NEXT: ret void
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;
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store i32 0, ptr %ptr
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call void @unknown_fun() readonly
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br i1 %cmp, label %if.then, label %ret.end
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if.then:
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store i32 1, ptr %ptr
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br label %ret.end
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ret.end:
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ret void
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}
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define void @atomic_and_simple(ptr %ptr, i1 %cmp) {
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; CHECK-LABEL: @atomic_and_simple(
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; CHECK-NEXT: store atomic i32 0, ptr [[PTR:%.*]] seq_cst, align 4
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; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_THEN:%.*]], label [[RET_END:%.*]]
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; CHECK: if.then:
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; CHECK-NEXT: store i32 1, ptr [[PTR]], align 4
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; CHECK-NEXT: br label [[RET_END]]
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; CHECK: ret.end:
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; CHECK-NEXT: ret void
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;
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store atomic i32 0, ptr %ptr seq_cst, align 4
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br i1 %cmp, label %if.then, label %ret.end
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if.then:
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store i32 1, ptr %ptr
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br label %ret.end
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ret.end:
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ret void
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}
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