1; RUN: llc < %s -mtriple=thumb-apple-darwin -relocation-model=pic -no-integrated-as | FileCheck %s -check-prefix=PIC
2; RUN: llc < %s -mtriple=thumb-apple-darwin -relocation-model=static -no-integrated-as | FileCheck %s -check-prefix=NO-PIC  -check-prefix=STATIC
3; RUN: llc < %s -mtriple=thumb-apple-darwin -relocation-model=dynamic-no-pic -no-integrated-as | FileCheck %s  -check-prefix=NO-PIC -check-prefix=DYNAMIC-NO-PIC
4
5;PIC:        foo2
6;PIC:        ldr [[SAVED_GUARD:r[0-9]+]], [[GUARD_STACK_OFFSET:LCPI[0-9_]+]]
7;PIC-NEXT:   add [[SAVED_GUARD]], sp
8;PIC-NEXT:   ldr [[SAVED_GUARD]], [[[SAVED_GUARD]]]
9;PIC-NEXT:   ldr [[ORIGINAL_GUARD:r[0-9]+]], [[ORIGINAL_GUARD_LABEL:LCPI[0-9_]+]]
10;PIC-NEXT: [[LABEL1:LPC[0-9_]+]]:
11;PIC-NEXT:   add [[ORIGINAL_GUARD]], pc
12;PIC-NEXT:   ldr [[ORIGINAL_GUARD]], [[[ORIGINAL_GUARD]]]
13;PIC-NEXT:   ldr [[ORIGINAL_GUARD]], [[[ORIGINAL_GUARD]]]
14;PIC-NEXT:   cmp [[ORIGINAL_GUARD]], [[SAVED_GUARD]]
15
16;PIC:      [[GUARD_STACK_OFFSET]]:
17;PIC-NEXT:   .long 1028
18;PIC:      [[ORIGINAL_GUARD_LABEL]]:
19;PIC-NEXT:   .long L___stack_chk_guard$non_lazy_ptr-([[LABEL1]]+4)
20
21;NO-PIC:   foo2
22;NO-PIC:                ldr [[SAVED_GUARD:r[0-9]+]], [[GUARD_STACK_OFFSET:LCPI[0-9_]+]]
23;NO-PIC-NEXT:           add [[SAVED_GUARD]], sp
24;NO-PIC-NEXT:           ldr [[SAVED_GUARD]], [[[SAVED_GUARD]]]
25;NO-PIC-NEXT:           ldr [[ORIGINAL_GUARD:r[0-9]+]], [[ORIGINAL_GUARD_LABEL:LCPI[0-9_]+]]
26;NO-PIC-NOT: LPC
27;NO-PIC-NEXT:           ldr [[ORIGINAL_GUARD]], [[[ORIGINAL_GUARD]]]
28;DYNAMIC-NO-PIC-NEXT:   ldr [[ORIGINAL_GUARD]], [[[ORIGINAL_GUARD]]]
29;NO-PIC-NEXT:           cmp [[ORIGINAL_GUARD]], [[SAVED_GUARD]]
30
31;STATIC:      [[GUARD_STACK_OFFSET]]:
32;STATIC-NEXT:   .long 1028
33;STATIC:      [[ORIGINAL_GUARD_LABEL]]:
34;STATIC-NEXT:   .long ___stack_chk_guard
35
36;DYNAMIC-NO-PIC:      [[GUARD_STACK_OFFSET]]:
37;DYNAMIC-NO-PIC-NEXT:   .long 1028
38;DYNAMIC-NO-PIC:      [[ORIGINAL_GUARD_LABEL]]:
39;DYNAMIC-NO-PIC-NEXT:   .long L___stack_chk_guard$non_lazy_ptr
40
41; Function Attrs: nounwind ssp
42define i32 @test_stack_guard_remat() #0 {
43  %a1 = alloca [256 x i32], align 4
44  %1 = bitcast [256 x i32]* %a1 to i8*
45  call void @llvm.lifetime.start.p0i8(i64 1024, i8* %1)
46  %2 = getelementptr inbounds [256 x i32], [256 x i32]* %a1, i32 0, i32 0
47  call void @foo3(i32* %2) #3
48  call void asm sideeffect "foo2", "~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{sp},~{lr}"()
49  call void @llvm.lifetime.end.p0i8(i64 1024, i8* %1)
50  ret i32 0
51}
52
53; Function Attrs: nounwind
54declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture)
55
56declare void @foo3(i32*)
57
58; Function Attrs: nounwind
59declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture)
60
61attributes #0 = { nounwind ssp "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
62