xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/dynamic-alloca-lifetime.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -no-stack-coloring=false < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; This test crashed in PEI because the stack protector was dead.
4*9880d681SAndroid Build Coastguard Worker; This was due to it being colored, which was in turn due to incorrect
5*9880d681SAndroid Build Coastguard Worker; lifetimes being applied to the stack protector frame index.
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; CHECK: stack_chk_guard
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:o-p:32:32-f64:32:64-f80:128-n8:16:32-S128"
10*9880d681SAndroid Build Coastguard Workertarget triple = "i386-apple-macosx10.10.0"
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind
13*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.lifetime.start(i64, i8* nocapture) #0
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind
16*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.lifetime.end(i64, i8* nocapture) #0
17*9880d681SAndroid Build Coastguard Worker
18*9880d681SAndroid Build Coastguard Worker; Function Attrs: ssp
19*9880d681SAndroid Build Coastguard Workerdefine void @foo(i1 %cond1, i1 %cond2) #1 {
20*9880d681SAndroid Build Coastguard Workerentry:
21*9880d681SAndroid Build Coastguard Worker  %bitmapBuffer = alloca [8192 x i8], align 1
22*9880d681SAndroid Build Coastguard Worker  br i1 %cond1, label %end1, label %bb1
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workerbb1:
25*9880d681SAndroid Build Coastguard Worker  %bitmapBuffer229 = alloca [8192 x i8], align 1
26*9880d681SAndroid Build Coastguard Worker  br i1 %cond2, label %end1, label %if.else130
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Workerend1:
29*9880d681SAndroid Build Coastguard Worker  ret void
30*9880d681SAndroid Build Coastguard Worker
31*9880d681SAndroid Build Coastguard Workerif.else130:                                       ; preds = %bb1
32*9880d681SAndroid Build Coastguard Worker  %tmp = getelementptr inbounds [8192 x i8], [8192 x i8]* %bitmapBuffer, i32 0, i32 0
33*9880d681SAndroid Build Coastguard Worker  call void @llvm.lifetime.start(i64 8192, i8* %tmp) #0
34*9880d681SAndroid Build Coastguard Worker  call void @llvm.lifetime.end(i64 8192, i8* %tmp) #0
35*9880d681SAndroid Build Coastguard Worker  %tmp25 = getelementptr inbounds [8192 x i8], [8192 x i8]* %bitmapBuffer229, i32 0, i32 0
36*9880d681SAndroid Build Coastguard Worker  call void @llvm.lifetime.start(i64 8192, i8* %tmp25) #0
37*9880d681SAndroid Build Coastguard Worker  call void @llvm.lifetime.end(i64 8192, i8* %tmp25) #0
38*9880d681SAndroid Build Coastguard Worker  br label %end1
39*9880d681SAndroid Build Coastguard Worker}
40*9880d681SAndroid Build Coastguard Worker
41*9880d681SAndroid Build Coastguard Workerdeclare void @bar()
42*9880d681SAndroid Build Coastguard Worker
43*9880d681SAndroid Build Coastguard Workerattributes #0 = { nounwind }
44*9880d681SAndroid Build Coastguard Workerattributes #1 = { ssp }