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Diffstat (limited to 'test/CodeGen/X86/full-lsr.ll')
| -rw-r--r-- | test/CodeGen/X86/full-lsr.ll | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/test/CodeGen/X86/full-lsr.ll b/test/CodeGen/X86/full-lsr.ll new file mode 100644 index 000000000000..ee9eaf95c807 --- /dev/null +++ b/test/CodeGen/X86/full-lsr.ll @@ -0,0 +1,33 @@ +; RUN: llvm-as < %s | llc -march=x86 -enable-full-lsr >%t +; RUN: grep {addl \\\$4,} %t | count 3 +; RUN: not grep {,%} %t + +define void @foo(float* nocapture %A, float* nocapture %B, float* nocapture %C, i32 %N) nounwind { +entry: + %0 = icmp sgt i32 %N, 0 ; <i1> [#uses=1] + br i1 %0, label %bb, label %return + +bb: ; preds = %bb, %entry + %i.03 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=5] + %1 = getelementptr float* %A, i32 %i.03 ; <float*> [#uses=1] + %2 = load float* %1, align 4 ; <float> [#uses=1] + %3 = getelementptr float* %B, i32 %i.03 ; <float*> [#uses=1] + %4 = load float* %3, align 4 ; <float> [#uses=1] + %5 = add float %2, %4 ; <float> [#uses=1] + %6 = getelementptr float* %C, i32 %i.03 ; <float*> [#uses=1] + store float %5, float* %6, align 4 + %7 = add i32 %i.03, 10 ; <i32> [#uses=3] + %8 = getelementptr float* %A, i32 %7 ; <float*> [#uses=1] + %9 = load float* %8, align 4 ; <float> [#uses=1] + %10 = getelementptr float* %B, i32 %7 ; <float*> [#uses=1] + %11 = load float* %10, align 4 ; <float> [#uses=1] + %12 = add float %9, %11 ; <float> [#uses=1] + %13 = getelementptr float* %C, i32 %7 ; <float*> [#uses=1] + store float %12, float* %13, align 4 + %indvar.next = add i32 %i.03, 1 ; <i32> [#uses=2] + %exitcond = icmp eq i32 %indvar.next, %N ; <i1> [#uses=1] + br i1 %exitcond, label %return, label %bb + +return: ; preds = %bb, %entry + ret void +} |