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| author | Tom Stellard <thomas.stellard@amd.com> | 2013-09-05 18:37:57 +0000 |
|---|---|---|
| committer | Tom Stellard <thomas.stellard@amd.com> | 2013-09-05 18:37:57 +0000 |
| commit | 470c451574609adcaab9b279cc74c6ff0f91b00f (patch) | |
| tree | 6c97cb8087c7d2a95a5fc784ac0c1232e675c927 /test | |
| parent | 402b8e2175dc926eef664ec03bd61c7922a50447 (diff) | |
| download | external_llvm-470c451574609adcaab9b279cc74c6ff0f91b00f.zip external_llvm-470c451574609adcaab9b279cc74c6ff0f91b00f.tar.gz external_llvm-470c451574609adcaab9b279cc74c6ff0f91b00f.tar.bz2 | |
R600: Fix incorrect LDS size calculation
GlobalAdderss nodes that appeared in more than one basic block were
being counted twice.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190078 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/R600/lds-size.ll | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/CodeGen/R600/lds-size.ll b/test/CodeGen/R600/lds-size.ll new file mode 100644 index 0000000..2185180 --- /dev/null +++ b/test/CodeGen/R600/lds-size.ll @@ -0,0 +1,26 @@ +; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s + +; This test makes sure we do not double count global values when they are +; used in different basic blocks. + +; CHECK-LABEL: @test +; CHECK: .long 166120 +; CHECK-NEXT: .long 1 +@lds = internal addrspace(3) unnamed_addr global i32 zeroinitializer, align 4 + +define void @test(i32 addrspace(1)* %out, i32 %cond) { +entry: + %0 = icmp eq i32 %cond, 0 + br i1 %0, label %if, label %else + +if: + store i32 1, i32 addrspace(3)* @lds + br label %endif + +else: + store i32 2, i32 addrspace(3)* @lds + br label %endif + +endif: + ret void +} |