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| author | Peter Collingbourne <peter@pcc.me.uk> | 2016-05-19 04:38:56 +0000 |
|---|---|---|
| committer | Peter Collingbourne <peter@pcc.me.uk> | 2016-05-19 04:38:56 +0000 |
| commit | fe12d0e3e551a29b880ecfc7673810ce18567765 (patch) | |
| tree | 475b16af77f635ae143acc04b188aefd0e316a43 /llvm/test/Transforms | |
| parent | 3afe657030ef3a19cef88206d6d932343057ecb5 (diff) | |
| download | bcm5719-llvm-fe12d0e3e551a29b880ecfc7673810ce18567765.tar.gz bcm5719-llvm-fe12d0e3e551a29b880ecfc7673810ce18567765.zip | |
CodeGen: Make the global-merge pass independently testable, and add a test.
llvm-svn: 270023
Diffstat (limited to 'llvm/test/Transforms')
| -rw-r--r-- | llvm/test/Transforms/GlobalMerge/basic.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/test/Transforms/GlobalMerge/basic.ll b/llvm/test/Transforms/GlobalMerge/basic.ll new file mode 100644 index 00000000000..598d917f74a --- /dev/null +++ b/llvm/test/Transforms/GlobalMerge/basic.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 { i32, i32 } { i32 1, i32 2 } + +; CHECK: @a = internal alias i32, getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @_MergedGlobals, i32 0, i32 0) +@a = internal global i32 1 + +; CHECK: @b = internal alias i32, getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @_MergedGlobals, i32 0, i32 1) +@b = internal global i32 2 + +define void @use() { + ; CHECK: load i32, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @_MergedGlobals, i32 0, i32 0) + %x = load i32, i32* @a + ; CHECK: load i32, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @_MergedGlobals, i32 0, i32 1) + %y = load i32, i32* @b + ret void +} |
