Move GlobalMerge from Transform to CodeGen.

[oota-llvm.git] / test / CodeGen / AArch64 / global-merge-1.ll

diff --git a/test/CodeGen/AArch64/global-merge-1.ll b/test/CodeGen/AArch64/global-merge-1.ll
new file mode 100644 (file)
index 0000000..68aba5e
--- /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