1 ; RUN: rm -rf %t && split-file %s %t && cd %t
2 ; RUN: cat a.ll pic.ll > b.ll
3 ; RUN: llc < b.ll -mtriple=arm64-apple-ios -relocation-model=pic -no-integrated-as | FileCheck %s -check-prefix=DARWIN
4 ; RUN: llc < b.ll -mtriple=arm64-apple-ios -relocation-model=static -no-integrated-as | FileCheck %s -check-prefix=DARWIN
5 ; RUN: llc < b.ll -mtriple=aarch64-linux-gnu -relocation-model=pic -no-integrated-as | FileCheck %s -check-prefix=PIC-LINUX
6 ; RUN: llc < a.ll -mtriple=aarch64-linux-gnu -relocation-model=static -code-model=large -no-integrated-as | FileCheck %s -check-prefix=STATIC-LARGE
7 ; RUN: llc < a.ll -mtriple=aarch64-linux-gnu -relocation-model=static -code-model=small -no-integrated-as | FileCheck %s -check-prefix=STATIC-SMALL
9 ; RUN: llc < b.ll -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel* -mtriple=arm64-apple-ios -relocation-model=pic -no-integrated-as 2>&1 | FileCheck %s -check-prefixes=DARWIN,FALLBACK
10 ; RUN: llc < b.ll -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel* -mtriple=arm64-apple-ios -relocation-model=static -no-integrated-as 2>&1 | FileCheck %s -check-prefixes=DARWIN,FALLBACK
11 ; RUN: llc < b.ll -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel* -mtriple=aarch64-linux-gnu -relocation-model=pic -no-integrated-as 2>&1 | FileCheck %s -check-prefixes=PIC-LINUX,FALLBACK
12 ; RUN: llc < a.ll -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel* -mtriple=aarch64-linux-gnu -relocation-model=static -code-model=large -no-integrated-as 2>&1 | FileCheck %s -check-prefixes=STATIC-LARGE,FALLBACK
13 ; RUN: llc < a.ll -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel* -mtriple=aarch64-linux-gnu -relocation-model=static -code-model=small -no-integrated-as 2>&1 | FileCheck %s -check-prefixes=STATIC-SMALL,FALLBACK
16 ; DARWIN: adrp [[R0:x[0-9]+]], ___stack_chk_guard@GOTPAGE
17 ; DARWIN: ldr [[R1:x[0-9]+]], [[[R0]], ___stack_chk_guard@GOTPAGEOFF]
18 ; DARWIN: ldr {{x[0-9]+}}, [[[R1]]]
21 ; PIC-LINUX: adrp [[R0:x[0-9]+]], :got:__stack_chk_guard
22 ; PIC-LINUX: ldr [[R1:x[0-9]+]], [[[R0]], :got_lo12:__stack_chk_guard]
23 ; PIC-LINUX: ldr {{x[0-9]+}}, [[[R1]]]
26 ; STATIC-LARGE: movz [[R0:x[0-9]+]], #:abs_g0_nc:__stack_chk_guard
27 ; STATIC-LARGE: movk [[R0]], #:abs_g1_nc:__stack_chk_guard
28 ; STATIC-LARGE: movk [[R0]], #:abs_g2_nc:__stack_chk_guard
29 ; STATIC-LARGE: movk [[R0]], #:abs_g3:__stack_chk_guard
30 ; STATIC-LARGE: ldr {{x[0-9]+}}, [[[R0]]]
33 ; STATIC-SMALL: adrp [[R0:x[0-9]+]], __stack_chk_guard
34 ; STATIC-SMALL: ldr {{x[0-9]+}}, [[[R0]], :lo12:__stack_chk_guard]
36 ; FALLBACK-NOT: remark:{{.*}}llvm.lifetime.end
37 ; FALLBACK-NOT: remark:{{.*}}llvm.lifetime.start
39 define i32 @test_stack_guard_remat() #0 {
41 %a1 = alloca [256 x i32], align 4
42 call void @llvm.lifetime.start.p0(i64 1024, ptr %a1)
43 call void @foo3(ptr %a1)
44 call void asm sideeffect "foo2", "~{w0},~{w1},~{w2},~{w3},~{w4},~{w5},~{w6},~{w7},~{w8},~{w9},~{w10},~{w11},~{w12},~{w13},~{w14},~{w15},~{w16},~{w17},~{w18},~{w19},~{w20},~{w21},~{w22},~{w23},~{w24},~{w25},~{w26},~{w27},~{w28},~{w29},~{w30}"()
45 call void @llvm.lifetime.end.p0(i64 1024, ptr %a1)
49 ; Function Attrs: nounwind
50 declare void @llvm.lifetime.start.p0(i64, ptr nocapture)
52 declare void @foo3(ptr)
54 ; Function Attrs: nounwind
55 declare void @llvm.lifetime.end.p0(i64, ptr nocapture)
57 attributes #0 = { nounwind sspstrong "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" }
60 !llvm.module.flags = !{!0}
61 !0 = !{i32 8, !"PIC Level", i32 2}