1; RUN: llc -mtriple=aarch64-apple-ios -asm-verbose=false \ 2; RUN: -aarch64-enable-collect-loh=false -aarch64-enable-global-merge \ 3; RUN: -global-merge-group-by-use -global-merge-ignore-single-use %s -o - \ 4; RUN: | FileCheck %s 5 6; We assume that globals of the same size aren't reordered inside a set. 7 8@m1 = internal global i32 0, align 4 9@n1 = internal global i32 0, align 4 10@o1 = internal global i32 0, align 4 11 12; CHECK-LABEL: f1: 13define void @f1(i32 %a1, i32 %a2) #0 { 14; CHECK-NEXT: adrp x8, [[SET:__MergedGlobals]]@PAGE 15; CHECK-NEXT: add x8, x8, [[SET]]@PAGEOFF 16; CHECK-NEXT: stp w0, w1, [x8] 17; CHECK-NEXT: ret 18 store i32 %a1, i32* @m1, align 4 19 store i32 %a2, i32* @n1, align 4 20 ret void 21} 22 23@m2 = internal global i32 0, align 4 24@n2 = internal global i32 0, align 4 25 26; CHECK-LABEL: f2: 27define void @f2(i32 %a1, i32 %a2, i32 %a3) #0 { 28; CHECK-NEXT: adrp x8, [[SET]]@PAGE 29; CHECK-NEXT: add x8, x8, [[SET]]@PAGEOFF 30; CHECK-NEXT: stp w0, w1, [x8] 31; CHECK-NEXT: str w2, [x8, #8] 32; CHECK-NEXT: ret 33 store i32 %a1, i32* @m1, align 4 34 store i32 %a2, i32* @n1, align 4 35 store i32 %a3, i32* @o1, align 4 36 ret void 37} 38 39; CHECK-LABEL: f3: 40define void @f3(i32 %a1, i32 %a2) #0 { 41; CHECK-NEXT: adrp x8, [[SET]]@PAGE+12 42; CHECK-NEXT: add x8, x8, [[SET]]@PAGEOFF+12 43; CHECK-NEXT: stp w0, w1, [x8] 44; CHECK-NEXT: ret 45 store i32 %a1, i32* @m2, align 4 46 store i32 %a2, i32* @n2, align 4 47 ret void 48} 49 50@o2 = internal global i32 0, align 4 51 52; CHECK-LABEL: f4: 53define void @f4(i32 %a1) #0 { 54; CHECK-NEXT: adrp x8, _o2@PAGE 55; CHECK-NEXT: str w0, [x8, _o2@PAGEOFF] 56; CHECK-NEXT: ret 57 store i32 %a1, i32* @o2, align 4 58 ret void 59} 60 61; CHECK-DAG: .zerofill __DATA,__bss,[[SET]],20,2 62; CHECK-DAG: .zerofill __DATA,__bss,_o2,4,2 63 64attributes #0 = { nounwind } 65