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Diffstat (limited to 'llvm/test/Transforms/GlobalMerge/alignment.ll')
| -rw-r--r-- | llvm/test/Transforms/GlobalMerge/alignment.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/test/Transforms/GlobalMerge/alignment.ll b/llvm/test/Transforms/GlobalMerge/alignment.ll new file mode 100644 index 00000000000..e93dcb106a1 --- /dev/null +++ b/llvm/test/Transforms/GlobalMerge/alignment.ll @@ -0,0 +1,20 @@ +; RUN: opt -global-merge -global-merge-max-offset=100 -S -o - %s | FileCheck %s + +target datalayout = "e-p:64:64" +target triple = "x86_64-unknown-linux-gnu" + +; CHECK: @_MergedGlobals = private global <{ [5 x i8], [3 x i8], [2 x i32] }> <{ [5 x i8] c"\01\01\01\01\01", [3 x i8] zeroinitializer, [2 x i32] [i32 2, i32 2] }>, align 4 + +; CHECK: @a = internal alias [5 x i8], getelementptr inbounds (<{ [5 x i8], [3 x i8], [2 x i32] }>, <{ [5 x i8], [3 x i8], [2 x i32] }>* @_MergedGlobals, i32 0, i32 0) +@a = internal global [5 x i8] [i8 1, i8 1, i8 1, i8 1, i8 1], align 4 + +; CHECK: @b = internal alias [2 x i32], getelementptr inbounds (<{ [5 x i8], [3 x i8], [2 x i32] }>, <{ [5 x i8], [3 x i8], [2 x i32] }>* @_MergedGlobals, i32 0, i32 2) +@b = internal global [2 x i32] [i32 2, i32 2] + +define void @use() { + ; CHECK: load i32, i32* bitcast (<{ [5 x i8], [3 x i8], [2 x i32] }>* @_MergedGlobals to i32*) + %x = load i32, i32* bitcast ([5 x i8]* @a to i32*) + ; CHECK: load i32, i32* getelementptr inbounds (<{ [5 x i8], [3 x i8], [2 x i32] }>, <{ [5 x i8], [3 x i8], [2 x i32] }>* @_MergedGlobals, i32 0, i32 2, i32 0) + %y = load i32, i32* bitcast ([2 x i32]* @b to i32*) + ret void +} |
