[llvm] r192135 - [mips] Test case for r192124.
Akira Hatanaka
ahatanaka at mips.com
Mon Oct 7 14:32:57 PDT 2013
Author: ahatanak
Date: Mon Oct 7 16:32:57 2013
New Revision: 192135
URL: http://llvm.org/viewvc/llvm-project?rev=192135&view=rev
Log:
[mips] Test case for r192124.
Added:
llvm/trunk/test/CodeGen/Mips/disable-tail-merge.ll
Added: llvm/trunk/test/CodeGen/Mips/disable-tail-merge.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/Mips/disable-tail-merge.ll?rev=192135&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/Mips/disable-tail-merge.ll (added)
+++ llvm/trunk/test/CodeGen/Mips/disable-tail-merge.ll Mon Oct 7 16:32:57 2013
@@ -0,0 +1,33 @@
+; RUN: llc -march=mipsel < %s | FileCheck %s
+
+ at g0 = common global i32 0, align 4
+ at g1 = common global i32 0, align 4
+
+; CHECK: addiu ${{[0-9]+}}, ${{[0-9]+}}, 23
+; CHECK: addiu ${{[0-9]+}}, ${{[0-9]+}}, 23
+
+define i32 @test1(i32 %a) {
+entry:
+ %tobool = icmp eq i32 %a, 0
+ %0 = load i32* @g0, align 4
+ br i1 %tobool, label %if.else, label %if.then
+
+if.then:
+ %add = add nsw i32 %0, 1
+ store i32 %add, i32* @g0, align 4
+ %1 = load i32* @g1, align 4
+ %add1 = add nsw i32 %1, 23
+ br label %if.end
+
+if.else:
+ %add2 = add nsw i32 %0, 11
+ store i32 %add2, i32* @g0, align 4
+ %2 = load i32* @g1, align 4
+ %add3 = add nsw i32 %2, 23
+ br label %if.end
+
+if.end:
+ %storemerge = phi i32 [ %add3, %if.else ], [ %add1, %if.then ]
+ store i32 %storemerge, i32* @g1, align 4
+ ret i32 %storemerge
+}
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