1 ; RUN: llc -mtriple=aarch64-apple-ios -asm-verbose=false -aarch64-collect-loh=false \ 2 ; RUN: -aarch64-global-merge -global-merge-group-by-use -global-merge-ignore-single-use \ 3 ; RUN: %s -o - | FileCheck %s 4 5 ; We assume that globals of the same size aren't reordered inside a set. 6 7 @m1 = internal global i32 0, align 4 8 @n1 = internal global i32 0, align 4 9 @o1 = internal global i32 0, align 4 10 11 ; CHECK-LABEL: f1: 12 define void @f1(i32 %a1, i32 %a2) #0 { 13 ; CHECK-NEXT: adrp x8, [[SET:l__MergedGlobals]]@PAGE 14 ; CHECK-NEXT: add x8, x8, [[SET]]@PAGEOFF 15 ; CHECK-NEXT: stp w0, w1, [x8] 16 ; CHECK-NEXT: ret 17 store i32 %a1, i32* @m1, align 4 18 store i32 %a2, i32* @n1, align 4 19 ret void 20 } 21 22 @m2 = internal global i32 0, align 4 23 @n2 = internal global i32 0, align 4 24 25 ; CHECK-LABEL: f2: 26 define void @f2(i32 %a1, i32 %a2, i32 %a3) #0 { 27 ; CHECK-NEXT: adrp x8, [[SET]]@PAGE 28 ; CHECK-NEXT: add x8, x8, [[SET]]@PAGEOFF 29 ; CHECK-NEXT: stp w0, w1, [x8] 30 ; CHECK-NEXT: str w2, [x8, #8] 31 ; CHECK-NEXT: ret 32 store i32 %a1, i32* @m1, align 4 33 store i32 %a2, i32* @n1, align 4 34 store i32 %a3, i32* @o1, align 4 35 ret void 36 } 37 38 ; CHECK-LABEL: f3: 39 define void @f3(i32 %a1, i32 %a2) #0 { 40 ; CHECK-NEXT: adrp x8, [[SET]]@PAGE 41 ; CHECK-NEXT: add x8, x8, [[SET]]@PAGEOFF 42 ; CHECK-NEXT: stp w0, w1, [x8, #12] 43 ; CHECK-NEXT: ret 44 store i32 %a1, i32* @m2, align 4 45 store i32 %a2, i32* @n2, align 4 46 ret void 47 } 48 49 @o2 = internal global i32 0, align 4 50 51 ; CHECK-LABEL: f4: 52 define void @f4(i32 %a1) #0 { 53 ; CHECK-NEXT: adrp x8, _o2@PAGE 54 ; CHECK-NEXT: str w0, [x8, _o2@PAGEOFF] 55 ; CHECK-NEXT: ret 56 store i32 %a1, i32* @o2, align 4 57 ret void 58 } 59 60 ; CHECK-DAG: .zerofill __DATA,__bss,[[SET]],20,4 61 ; CHECK-DAG: .zerofill __DATA,__bss,_o2,4,2 62 63 attributes #0 = { nounwind } 64
