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-rw-r--r--test/CodeGen/AArch64/global-merge-1.ll26
1 files changed, 26 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/global-merge-1.ll b/test/CodeGen/AArch64/global-merge-1.ll
new file mode 100644
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--- /dev/null
+++ b/test/CodeGen/AArch64/global-merge-1.ll
@@ -0,0 +1,26 @@
+; RUN: llc %s -mtriple=aarch64-none-linux-gnu -enable-global-merge -o - | FileCheck %s
+; RUN: llc %s -mtriple=aarch64-none-linux-gnu -enable-global-merge -global-merge-on-external -o - | FileCheck %s
+
+; RUN: llc %s -mtriple=aarch64-linux-gnuabi -enable-global-merge -o - | FileCheck %s
+; RUN: llc %s -mtriple=aarch64-linux-gnuabi -enable-global-merge -global-merge-on-external -o - | FileCheck %s
+
+; RUN: llc %s -mtriple=aarch64-apple-ios -enable-global-merge -o - | FileCheck %s --check-prefix=CHECK-APPLE-IOS
+; RUN: llc %s -mtriple=aarch64-apple-ios -enable-global-merge -global-merge-on-external -o - | FileCheck %s --check-prefix=CHECK-APPLE-IOS
+
+@m = internal global i32 0, align 4
+@n = internal global i32 0, align 4
+
+define void @f1(i32 %a1, i32 %a2) {
+;CHECK-APPLE-IOS: adrp x8, __MergedGlobals@PAGE
+;CHECK-APPLE-IOS-NOT: adrp
+;CHECK-APPLE-IOS: add x8, x8, __MergedGlobals@PAGEOFF
+ store i32 %a1, i32* @m, align 4
+ store i32 %a2, i32* @n, align 4
+ ret void
+}
+
+;CHECK: .type _MergedGlobals,@object // @_MergedGlobals
+;CHECK: .local _MergedGlobals
+;CHECK: .comm _MergedGlobals,8,8
+
+;CHECK-APPLE-IOS: .zerofill __DATA,__bss,__MergedGlobals,8,3 ; @_MergedGlobals