48 lines
1.5 KiB
LLVM
48 lines
1.5 KiB
LLVM
; RUN: llc -mtriple aarch64-unknown-unknown -global-isel \
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; RUN: -no-stack-coloring=false -pass-remarks-missed=gisel* < %s \
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; RUN: 2>&1 | FileCheck %s
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; Same as the dynamic-alloca-lifetime.ll X86 test, which was used to fix a bug
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; in stack colouring + lifetime markers.
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; This test crashed in PEI because the stack protector was dead.
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; This was due to it being colored, which was in turn due to incorrect
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; lifetimes being applied to the stack protector frame index.
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; CHECK: stack_chk_guard
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; CHECK-NOT: remark{{.*}}foo
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; Function Attrs: nounwind
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declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #0
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; Function Attrs: nounwind
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declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #0
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; Function Attrs: ssp
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define void @foo(i1 %cond1, i1 %cond2) #1 {
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entry:
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%bitmapBuffer = alloca [8192 x i8], align 1
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br i1 %cond1, label %end1, label %bb1
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bb1:
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%bitmapBuffer229 = alloca [8192 x i8], align 1
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br i1 %cond2, label %end1, label %if.else130
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end1:
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ret void
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if.else130: ; preds = %bb1
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%tmp = getelementptr inbounds [8192 x i8], [8192 x i8]* %bitmapBuffer, i32 0, i32 0
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call void @llvm.lifetime.start.p0i8(i64 8192, i8* %tmp) #0
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call void @llvm.lifetime.end.p0i8(i64 8192, i8* %tmp) #0
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%tmp25 = getelementptr inbounds [8192 x i8], [8192 x i8]* %bitmapBuffer229, i32 0, i32 0
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call void @llvm.lifetime.start.p0i8(i64 8192, i8* %tmp25) #0
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call void @llvm.lifetime.end.p0i8(i64 8192, i8* %tmp25) #0
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br label %end1
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}
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declare void @bar()
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attributes #0 = { nounwind }
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attributes #1 = { ssp }
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