source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AArch64/stack_guard_remat.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

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1; RUN: llc < %s -mtriple=arm64-apple-ios -relocation-model=pic -no-integrated-as | FileCheck %s -check-prefix=DARWIN
2; RUN: llc < %s -mtriple=arm64-apple-ios -relocation-model=static -no-integrated-as | FileCheck %s -check-prefix=DARWIN
3; RUN: llc < %s -mtriple=aarch64-linux-gnu -relocation-model=pic -no-integrated-as | FileCheck %s -check-prefix=PIC-LINUX
4; RUN: llc < %s -mtriple=aarch64-linux-gnu -relocation-model=static -code-model=large -no-integrated-as | FileCheck %s -check-prefix=STATIC-LARGE
5; RUN: llc < %s -mtriple=aarch64-linux-gnu -relocation-model=static -code-model=small -no-integrated-as | FileCheck %s -check-prefix=STATIC-SMALL
6
7; DARWIN: foo2
8; DARWIN: adrp [[R0:x[0-9]+]], ___stack_chk_guard@GOTPAGE
9; DARWIN: ldr [[R1:x[0-9]+]], {{\[}}[[R0]], ___stack_chk_guard@GOTPAGEOFF{{\]}}
10; DARWIN: ldr {{x[0-9]+}}, {{\[}}[[R1]]{{\]}}
11
12; PIC-LINUX: foo2
13; PIC-LINUX: adrp [[R0:x[0-9]+]], :got:__stack_chk_guard
14; PIC-LINUX: ldr [[R1:x[0-9]+]], {{\[}}[[R0]], :got_lo12:__stack_chk_guard{{\]}}
15; PIC-LINUX: ldr {{x[0-9]+}}, {{\[}}[[R1]]{{\]}}
16
17; STATIC-LARGE: foo2
18; STATIC-LARGE: movz [[R0:x[0-9]+]], #:abs_g3:__stack_chk_guard
19; STATIC-LARGE: movk [[R0]], #:abs_g2_nc:__stack_chk_guard
20; STATIC-LARGE: movk [[R0]], #:abs_g1_nc:__stack_chk_guard
21; STATIC-LARGE: movk [[R0]], #:abs_g0_nc:__stack_chk_guard
22; STATIC-LARGE: ldr {{x[0-9]+}}, {{\[}}[[R0]]{{\]}}
23
24; STATIC-SMALL: foo2
25; STATIC-SMALL: adrp [[R0:x[0-9]+]], __stack_chk_guard
26; STATIC-SMALL: ldr {{x[0-9]+}}, {{\[}}[[R0]], :lo12:__stack_chk_guard{{\]}}
27
28define i32 @test_stack_guard_remat() #0 {
29entry:
30  %a1 = alloca [256 x i32], align 4
31  %0 = bitcast [256 x i32]* %a1 to i8*
32  call void @llvm.lifetime.start(i64 1024, i8* %0)
33  %arraydecay = getelementptr inbounds [256 x i32], [256 x i32]* %a1, i64 0, i64 0
34  call void @foo3(i32* %arraydecay)
35  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}"()
36  call void @llvm.lifetime.end(i64 1024, i8* %0)
37  ret i32 0
38}
39
40; Function Attrs: nounwind
41declare void @llvm.lifetime.start(i64, i8* nocapture)
42
43declare void @foo3(i32*)
44
45; Function Attrs: nounwind
46declare void @llvm.lifetime.end(i64, i8* nocapture)
47
48attributes #0 = { nounwind sspstrong "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" }
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