1 ; RUN: rm -rf %t && split-file %s %t && cd %t
2 ; RUN: cat main.ll pic-flag.ll > pic.ll
3 ; RUN: llc < pic.ll -mtriple=arm-apple-ios -relocation-model=pic -no-integrated-as | FileCheck %s -check-prefix=PIC
4 ; RUN: llc < main.ll -mtriple=arm-apple-ios -relocation-model=static -no-integrated-as | FileCheck %s -check-prefix=NO-PIC -check-prefix=STATIC
5 ; RUN: llc < main.ll -mtriple=arm-apple-ios -relocation-model=dynamic-no-pic -no-integrated-as | FileCheck %s -check-prefixes=NO-PIC,DYNAMIC-NO-PIC
6 ; RUN: llc < pic.ll -mtriple=armv7-apple-ios -mcpu=cortex-a8 -relocation-model=pic -no-integrated-as | FileCheck %s -check-prefix=PIC-V7
7 ; RUN: llc < main.ll -mtriple=armv7-apple-ios -mcpu=cortex-a8 -relocation-model=static -no-integrated-as | FileCheck %s -check-prefix=STATIC-V7
8 ; RUN: llc < main.ll -mtriple=armv7-apple-ios -mcpu=cortex-a8 -relocation-model=dynamic-no-pic -no-integrated-as | FileCheck %s -check-prefix=DYNAMIC-NO-PIC-V7
11 ;PIC: ldr [[R0:r[0-9]+]], [[LABEL0:LCPI[0-9_]+]]
12 ;PIC: [[LABEL1:LPC0_1]]:
13 ;PIC: add [[R1:r[0-9]+]], pc, [[R0]]
14 ;PIC: ldr [[R2:r[0-9]+]], [[[R1]]]
15 ;PIC: ldr {{r[0-9]+}}, [[[R2]]]
18 ;PIC-NEXT: .long L___stack_chk_guard$non_lazy_ptr-([[LABEL1]]+8)
21 ;NO-PIC: ldr [[R0:r[0-9]+]], [[LABEL0:LCPI[0-9_]+]]
23 ;NO-PIC: ldr {{r[0-9]+}}, [[[R0]]]
26 ;STATIC-NEXT: .long ___stack_chk_guard
28 ;DYNAMIC-NO-PIC: [[LABEL0]]:
29 ;DYNAMIC-NO-PIC-NEXT: .long L___stack_chk_guard$non_lazy_ptr
31 ;PIC-V7: movw [[R0:r[0-9]+]], :lower16:(L___stack_chk_guard$non_lazy_ptr-([[LABEL0:LPC[0-9_]+]]+8))
32 ;PIC-V7: movt [[R0]], :upper16:(L___stack_chk_guard$non_lazy_ptr-([[LABEL0]]+8))
34 ;PIC-V7: ldr [[R0]], [pc, [[R0]]]
35 ;PIC-V7: ldr [[R0]], [[[R0]]]
37 ;PIC-V7: L___stack_chk_guard$non_lazy_ptr:
38 ;PIC-V7: .indirect_symbol ___stack_chk_guard
40 ;STATIC-V7: movw [[R0:r[0-9]+]], :lower16:___stack_chk_guard
41 ;STATIC-V7: movt [[R0]], :upper16:___stack_chk_guard
42 ;STATIC-V7: ldr [[R0]], [[[R0]]]
44 ;DYNAMIC-NO-PIC-V7: movw [[R0:r[0-9]+]], :lower16:L___stack_chk_guard$non_lazy_ptr
45 ;DYNAMIC-NO-PIC-V7: movt [[R0]], :upper16:L___stack_chk_guard$non_lazy_ptr
46 ;DYNAMIC-NO-PIC-V7: ldr [[R0]], [[[R0]]]
47 ;DYNAMIC-NO-PIC-V7: ldr [[R0]], [[[R0]]]
49 ;DYNAMIC-NO-PIC-V7: L___stack_chk_guard$non_lazy_ptr:
50 ;DYNAMIC-NO-PIC-V7: .indirect_symbol ___stack_chk_guard
53 ; Function Attrs: nounwind ssp
54 define i32 @test_stack_guard_remat() #0 {
55 %a1 = alloca [256 x i32], align 4
56 call void @llvm.lifetime.start.p0(i64 1024, ptr %a1)
57 call void @foo3(ptr %a1) #3
58 call void asm sideeffect "foo2", "~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{sp},~{lr}"()
59 call void @llvm.lifetime.end.p0(i64 1024, ptr %a1)
63 ; Function Attrs: nounwind
64 declare void @llvm.lifetime.start.p0(i64, ptr nocapture)
66 declare void @foo3(ptr)
68 ; Function Attrs: nounwind
69 declare void @llvm.lifetime.end.p0(i64, ptr nocapture)
71 attributes #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" }
74 !llvm.module.flags = !{!0}
75 !0 = !{i32 7, !"PIC Level", i32 2}