• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: llc < %s -mtriple=arm-eabi  -arm-global-merge                                 | FileCheck %s --check-prefix=CHECK-MERGE
2; RUN: llc < %s -mtriple=arm-eabi  -arm-global-merge -global-merge-on-external=true  | FileCheck %s --check-prefix=CHECK-MERGE
3; RUN: llc < %s -mtriple=arm-eabi  -arm-global-merge -global-merge-on-external=false | FileCheck %s --check-prefix=CHECK-NO-MERGE
4; RUN: llc < %s -mtriple=arm-macho -arm-global-merge                                 | FileCheck %s --check-prefix=CHECK-NO-MERGE
5
6@x = global i32 0, align 4
7@y = global i32 0, align 4
8@z = global i32 0, align 4
9
10define void @f1(i32 %a1, i32 %a2) {
11;CHECK:          f1:
12;CHECK:          ldr {{r[0-9]+}}, [[LABEL1:\.LCPI[0-9]+_[0-9]]]
13;CHECK:          [[LABEL1]]:
14;CHECK-MERGE:    .long .L_MergedGlobals
15;CHECK-NO-MERGE: .long {{_?x}}
16  store i32 %a1, i32* @x, align 4
17  store i32 %a2, i32* @y, align 4
18  ret void
19}
20
21define void @g1(i32 %a1, i32 %a2) {
22;CHECK:          g1:
23;CHECK:          ldr {{r[0-9]+}}, [[LABEL2:\.LCPI[0-9]+_[0-9]]]
24;CHECK:          [[LABEL2]]:
25;CHECK-MERGE:    .long .L_MergedGlobals
26;CHECK-NO-MERGE: .long {{_?y}}
27  store i32 %a1, i32* @y, align 4
28  store i32 %a2, i32* @z, align 4
29  ret void
30}
31
32;CHECK-NO-MERGE-NOT: .globl .L_MergedGlobals
33
34;CHECK-MERGE:	.type	.L_MergedGlobals,%object
35;CHECK-MERGE:	.local	.L_MergedGlobals
36;CHECK-MERGE:	.comm	.L_MergedGlobals,12,4
37
38;CHECK-MERGE:	.globl	x
39;CHECK-MERGE: x = .L_MergedGlobals
40;CHECK-MERGE: .size x, 4
41;CHECK-MERGE:	.globl	y
42;CHECK-MERGE: y = .L_MergedGlobals+4
43;CHECK-MERGE: .size y, 4
44;CHECK-MERGE:	.globl	z
45;CHECK-MERGE: z = .L_MergedGlobals+8
46;CHECK-MERGE: .size z, 4
47