| ; RUN: llc -mtriple=aarch64-apple-ios -asm-verbose=false \ |
| ; RUN: -aarch64-enable-collect-loh=false -aarch64-enable-global-merge \ |
| ; RUN: -global-merge-group-by-use -global-merge-ignore-single-use %s -o - \ |
| ; RUN: | FileCheck %s |
| |
| ; We assume that globals of the same size aren't reordered inside a set. |
| |
| @m1 = internal global i32 0, align 4 |
| @n1 = internal global i32 0, align 4 |
| @o1 = internal global i32 0, align 4 |
| |
| ; CHECK-LABEL: f1: |
| define void @f1(i32 %a1, i32 %a2) #0 { |
| ; CHECK-NEXT: adrp x8, [[SET:__MergedGlobals]]@PAGE |
| ; CHECK-NEXT: add x8, x8, [[SET]]@PAGEOFF |
| ; CHECK-NEXT: stp w0, w1, [x8] |
| ; CHECK-NEXT: ret |
| store i32 %a1, ptr @m1, align 4 |
| store i32 %a2, ptr @n1, align 4 |
| ret void |
| } |
| |
| @m2 = internal global i32 0, align 4 |
| @n2 = internal global i32 0, align 4 |
| |
| ; CHECK-LABEL: f2: |
| define void @f2(i32 %a1, i32 %a2, i32 %a3) #0 { |
| ; CHECK-NEXT: adrp x8, [[SET]]@PAGE |
| ; CHECK-NEXT: add x8, x8, [[SET]]@PAGEOFF |
| ; CHECK-NEXT: stp w0, w1, [x8] |
| ; CHECK-NEXT: str w2, [x8, #8] |
| ; CHECK-NEXT: ret |
| store i32 %a1, ptr @m1, align 4 |
| store i32 %a2, ptr @n1, align 4 |
| store i32 %a3, ptr @o1, align 4 |
| ret void |
| } |
| |
| ; CHECK-LABEL: f3: |
| define void @f3(i32 %a1, i32 %a2) #0 { |
| ; CHECK-NEXT: adrp x8, [[SET]]@PAGE+12 |
| ; CHECK-NEXT: add x8, x8, [[SET]]@PAGEOFF+12 |
| ; CHECK-NEXT: stp w0, w1, [x8] |
| ; CHECK-NEXT: ret |
| store i32 %a1, ptr @m2, align 4 |
| store i32 %a2, ptr @n2, align 4 |
| ret void |
| } |
| |
| @o2 = internal global i32 0, align 4 |
| |
| ; CHECK-LABEL: f4: |
| define void @f4(i32 %a1) #0 { |
| ; CHECK-NEXT: adrp x8, _o2@PAGE |
| ; CHECK-NEXT: str w0, [x8, _o2@PAGEOFF] |
| ; CHECK-NEXT: ret |
| store i32 %a1, ptr @o2, align 4 |
| ret void |
| } |
| |
| ; CHECK-DAG: .zerofill __DATA,__bss,[[SET]],20,2 |
| ; CHECK-DAG: .zerofill __DATA,__bss,_o2,4,2 |
| |
| attributes #0 = { nounwind } |