| ; RUN: llc %s -mtriple=aarch64-none-linux-gnu -aarch64-enable-global-merge -global-merge-on-external -disable-post-ra -o - | FileCheck %s |
| ; RUN: llc %s -mtriple=aarch64-linux-gnuabi -aarch64-enable-global-merge -global-merge-on-external -disable-post-ra -o - | FileCheck %s |
| ; RUN: llc %s -mtriple=aarch64-apple-ios -aarch64-enable-global-merge -global-merge-on-external -disable-post-ra -o - | FileCheck %s --check-prefix=CHECK-APPLE-IOS |
| |
| @x = global [100 x i32] zeroinitializer, align 1 |
| @y = global [100 x i32] zeroinitializer, align 1 |
| @z = internal global i32 1, align 4 |
| |
| define void @f1(i32 %a1, i32 %a2, i32 %a3) { |
| ;CHECK-APPLE-IOS: adrp x8, __MergedGlobals_x@PAGE+12 |
| ;CHECK-APPLE-IOS-NOT: adrp |
| ;CHECK-APPLE-IOS: add x8, x8, __MergedGlobals_x@PAGEOFF+12 |
| ;CHECK-APPLE-IOS: adrp x9, _z@PAGE |
| ;CHECK-APPLE-IOS: str w0, [x8] |
| ;CHECK-APPLE-IOS: str w1, [x8, #400] |
| ;CHECK-APPLE-IOS: str w2, [x9, _z@PAGEOFF] |
| ;CHECK: adrp x8, .L_MergedGlobals+12 |
| ;CHECK: add x8, x8, :lo12:.L_MergedGlobals+12 |
| ;CHECK: adrp x9, z |
| ;CHECK: str w0, [x8] |
| ;CHECK: str w1, [x8, #400] |
| ;CHECK: str w2, [x9, :lo12:z] |
| %x3 = getelementptr inbounds [100 x i32], [100 x i32]* @x, i32 0, i64 3 |
| %y3 = getelementptr inbounds [100 x i32], [100 x i32]* @y, i32 0, i64 3 |
| store i32 %a1, i32* %x3, align 4 |
| store i32 %a2, i32* %y3, align 4 |
| store i32 %a3, i32* @z, align 4 |
| ret void |
| } |
| |
| ;CHECK-APPLE-IOS: .globl __MergedGlobals_x |
| ;CHECK-APPLE-IOS: .zerofill __DATA,__common,__MergedGlobals_x,800,2 |
| ;CHECK-APPLE-IOS: .set _x, __MergedGlobals_x |
| ;CHECK-APPLE-IOS: .set _y, __MergedGlobals_x+400 |
| |
| ;CHECK: .type .L_MergedGlobals,@object // @_MergedGlobals |
| ;CHECK: .local .L_MergedGlobals |
| ;CHECK: .comm .L_MergedGlobals,800,4 |
| ;CHECK: globl x |
| ;CHECK: .set x, .L_MergedGlobals |
| ;CHECK: globl y |
| ;CHECK: .set y, .L_MergedGlobals+400 |
| ;CHECK-NOT: .set z, .L_MergedGlobals |