1 ; RUN: llc < %s -mtriple=thumbv7-apple-ios -relocation-model=pic -no-integrated-as | FileCheck %s -check-prefix=PIC 2 ; RUN: llc < %s -mtriple=thumbv7-apple-ios -relocation-model=static -no-integrated-as | FileCheck %s -check-prefix=STATIC 3 ; RUN: llc < %s -mtriple=thumbv7-apple-ios -relocation-model=dynamic-no-pic -no-integrated-as | FileCheck %s -check-prefix=DYNAMIC-NO-PIC 4 5 ;PIC: foo2 6 ;PIC: movw [[R0:r[0-9]+]], :lower16:(L___stack_chk_guard$non_lazy_ptr-([[LABEL0:LPC[0-9_]+]]+4)) 7 ;PIC: movt [[R0]], :upper16:(L___stack_chk_guard$non_lazy_ptr-([[LABEL0]]+4)) 8 ;PIC: [[LABEL0]]: 9 ;PIC: add [[R0]], pc 10 ;PIC: ldr [[R1:r[0-9]+]], {{\[}}[[R0]]{{\]}} 11 ;PIC: ldr {{r[0-9]+}}, {{\[}}[[R1]]{{\]}} 12 13 ;STATIC: foo2 14 ;STATIC: movw [[R0:r[0-9]+]], :lower16:___stack_chk_guard 15 ;STATIC: movt [[R0]], :upper16:___stack_chk_guard 16 ;STATIC: ldr {{r[0-9]+}}, {{\[}}[[R0]]{{\]}} 17 18 ;DYNAMIC-NO-PIC: foo2 19 ;DYNAMIC-NO-PIC: movw [[R0:r[0-9]+]], :lower16:L___stack_chk_guard$non_lazy_ptr 20 ;DYNAMIC-NO-PIC: movt [[R0]], :upper16:L___stack_chk_guard$non_lazy_ptr 21 ;DYNAMIC-NO-PIC: ldr {{r[0-9]+}}, {{\[}}[[R0]]{{\]}} 22 23 ; Function Attrs: nounwind ssp 24 define i32 @test_stack_guard_remat() #0 { 25 %a1 = alloca [256 x i32], align 4 26 %1 = bitcast [256 x i32]* %a1 to i8* 27 call void @llvm.lifetime.start(i64 1024, i8* %1) 28 %2 = getelementptr inbounds [256 x i32], [256 x i32]* %a1, i32 0, i32 0 29 call void @foo3(i32* %2) #3 30 call void asm sideeffect "foo2", "~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{sp},~{lr}"() 31 call void @llvm.lifetime.end(i64 1024, i8* %1) 32 ret i32 0 33 } 34 35 ; Function Attrs: nounwind 36 declare void @llvm.lifetime.start(i64, i8* nocapture) 37 38 declare void @foo3(i32*) 39 40 ; Function Attrs: nounwind 41 declare void @llvm.lifetime.end(i64, i8* nocapture) 42 43 attributes #0 = { nounwind ssp "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 44
