[llvm-commits] [llvm] r165510 - /llvm/trunk/test/Transforms/EarlyCSE/commute.ll
Michael Ilseman
milseman at apple.com
Tue Oct 9 09:58:13 PDT 2012
Author: milseman
Date: Tue Oct 9 11:58:13 2012
New Revision: 165510
URL: http://llvm.org/viewvc/llvm-project?rev=165510&view=rev
Log:
New EarlyCSE tests for CSE-ing across commutativity.
Added:
llvm/trunk/test/Transforms/EarlyCSE/commute.ll
Added: llvm/trunk/test/Transforms/EarlyCSE/commute.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/EarlyCSE/commute.ll?rev=165510&view=auto
==============================================================================
--- llvm/trunk/test/Transforms/EarlyCSE/commute.ll (added)
+++ llvm/trunk/test/Transforms/EarlyCSE/commute.ll Tue Oct 9 11:58:13 2012
@@ -0,0 +1,66 @@
+; RUN: opt < %s -S -early-cse | FileCheck %s
+
+; CHECK: @test1
+define void @test1(float %A, float %B, float* %PA, float* %PB) {
+ ; CHECK-NEXT: fadd
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: ret
+ %C = fadd float %A, %B
+ store float %C, float* %PA
+ %D = fadd float %B, %A
+ store float %D, float* %PB
+ ret void
+}
+
+; CHECK: @test2
+define void @test2(float %A, float %B, i1* %PA, i1* %PB) {
+ ; CHECK-NEXT: fcmp
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: ret
+ %C = fcmp eq float %A, %B
+ store i1 %C, i1* %PA
+ %D = fcmp eq float %B, %A
+ store i1 %D, i1* %PB
+ ret void
+}
+
+; CHECK: @test3
+define void @test3(float %A, float %B, i1* %PA, i1* %PB) {
+ ; CHECK-NEXT: fcmp
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: ret
+ %C = fcmp uge float %A, %B
+ store i1 %C, i1* %PA
+ %D = fcmp ule float %B, %A
+ store i1 %D, i1* %PB
+ ret void
+}
+
+; CHECK: @test4
+define void @test4(i32 %A, i32 %B, i1* %PA, i1* %PB) {
+ ; CHECK-NEXT: icmp
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: ret
+ %C = icmp eq i32 %A, %B
+ store i1 %C, i1* %PA
+ %D = icmp eq i32 %B, %A
+ store i1 %D, i1* %PB
+ ret void
+}
+
+; CHECK: @test5
+define void @test5(i32 %A, i32 %B, i1* %PA, i1* %PB) {
+ ; CHECK-NEXT: icmp
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: store
+ ; CHECK-NEXT: ret
+ %C = icmp sgt i32 %A, %B
+ store i1 %C, i1* %PA
+ %D = icmp slt i32 %B, %A
+ store i1 %D, i1* %PB
+ ret void
+}
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