| Martin Storsjo | fed420d | 2018-09-04 20:56:21 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -mtriple=aarch64-w64-mingw32 | FileCheck %s |
| 2 | |
| 3 | @var = external local_unnamed_addr global i32, align 4 |
| 4 | @dsolocalvar = external dso_local local_unnamed_addr global i32, align 4 |
| 5 | @localvar = dso_local local_unnamed_addr global i32 0, align 4 |
| 6 | @localcommon = common dso_local local_unnamed_addr global i32 0, align 4 |
| 7 | @extvar = external dllimport local_unnamed_addr global i32, align 4 |
| 8 | |
| 9 | define dso_local i32 @getVar() { |
| 10 | ; CHECK-LABEL: getVar: |
| 11 | ; CHECK: adrp x8, .refptr.var |
| 12 | ; CHECK: ldr x8, [x8, .refptr.var] |
| 13 | ; CHECK: ldr w0, [x8] |
| 14 | ; CHECK: ret |
| 15 | entry: |
| 16 | %0 = load i32, i32* @var, align 4 |
| 17 | ret i32 %0 |
| 18 | } |
| 19 | |
| 20 | define dso_local i32 @getDsoLocalVar() { |
| 21 | ; CHECK-LABEL: getDsoLocalVar: |
| 22 | ; CHECK: adrp x8, dsolocalvar |
| 23 | ; CHECK: ldr w0, [x8, dsolocalvar] |
| 24 | ; CHECK: ret |
| 25 | entry: |
| 26 | %0 = load i32, i32* @dsolocalvar, align 4 |
| 27 | ret i32 %0 |
| 28 | } |
| 29 | |
| 30 | define dso_local i32 @getLocalVar() { |
| 31 | ; CHECK-LABEL: getLocalVar: |
| 32 | ; CHECK: adrp x8, localvar |
| 33 | ; CHECK: ldr w0, [x8, localvar] |
| 34 | ; CHECK: ret |
| 35 | entry: |
| 36 | %0 = load i32, i32* @localvar, align 4 |
| 37 | ret i32 %0 |
| 38 | } |
| 39 | |
| 40 | define dso_local i32 @getLocalCommon() { |
| 41 | ; CHECK-LABEL: getLocalCommon: |
| 42 | ; CHECK: adrp x8, localcommon |
| 43 | ; CHECK: ldr w0, [x8, localcommon] |
| 44 | ; CHECK: ret |
| 45 | entry: |
| 46 | %0 = load i32, i32* @localcommon, align 4 |
| 47 | ret i32 %0 |
| 48 | } |
| 49 | |
| 50 | define dso_local i32 @getExtVar() { |
| 51 | ; CHECK-LABEL: getExtVar: |
| 52 | ; CHECK: adrp x8, __imp_extvar |
| 53 | ; CHECK: ldr x8, [x8, __imp_extvar] |
| 54 | ; CHECK: ldr w0, [x8] |
| 55 | ; CHECK: ret |
| 56 | entry: |
| 57 | %0 = load i32, i32* @extvar, align 4 |
| 58 | ret i32 %0 |
| 59 | } |
| 60 | |
| 61 | define dso_local void @callFunc() { |
| 62 | ; CHECK-LABEL: callFunc: |
| 63 | ; CHECK: b otherFunc |
| 64 | entry: |
| 65 | tail call void @otherFunc() |
| 66 | ret void |
| 67 | } |
| 68 | |
| 69 | declare dso_local void @otherFunc() |
| 70 | |
| 71 | define dso_local void @sspFunc() #0 { |
| 72 | ; CHECK-LABEL: sspFunc: |
| 73 | ; CHECK: adrp x8, .refptr.__stack_chk_guard |
| 74 | ; CHECK: ldr x8, [x8, .refptr.__stack_chk_guard] |
| 75 | ; CHECK: ldr x8, [x8] |
| 76 | entry: |
| 77 | %c = alloca i8, align 1 |
| 78 | call void @llvm.lifetime.start.p0i8(i64 1, i8* nonnull %c) |
| 79 | call void @ptrUser(i8* nonnull %c) |
| 80 | call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %c) |
| 81 | ret void |
| 82 | } |
| 83 | |
| 84 | declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) |
| 85 | declare dso_local void @ptrUser(i8*) local_unnamed_addr #2 |
| 86 | declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) |
| 87 | |
| 88 | attributes #0 = { sspstrong } |
| 89 | |
| 90 | ; CHECK: .section .rdata$.refptr.__stack_chk_guard,"dr",discard,.refptr.__stack_chk_guard |
| 91 | ; CHECK: .globl .refptr.__stack_chk_guard |
| 92 | ; CHECK: .refptr.__stack_chk_guard: |
| 93 | ; CHECK: .xword __stack_chk_guard |
| 94 | ; CHECK: .section .rdata$.refptr.var,"dr",discard,.refptr.var |
| 95 | ; CHECK: .globl .refptr.var |
| 96 | ; CHECK: .refptr.var: |
| 97 | ; CHECK: .xword var |