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Diffstat (limited to 'test/Transforms/SimplifyLibCalls/half-powr.ll')
-rw-r--r-- | test/Transforms/SimplifyLibCalls/half-powr.ll | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyLibCalls/half-powr.ll b/test/Transforms/SimplifyLibCalls/half-powr.ll new file mode 100644 index 000000000000..f4e898c0b236 --- /dev/null +++ b/test/Transforms/SimplifyLibCalls/half-powr.ll @@ -0,0 +1,41 @@ +; RUN: llvm-as < %s | opt -simplify-libcalls-halfpowr | llvm-dis | %prcontext {mul float} 1 | grep {mul float} | count 8 + +define float @__half_powrf4(float %f, float %g) nounwind readnone { +entry: + %0 = fcmp olt float %f, 2.000000e+00 ; <i1> [#uses=1] + br i1 %0, label %bb, label %bb1 + +bb: ; preds = %entry + %1 = fdiv float %f, 3.000000e+00 ; <float> [#uses=1] + br label %bb1 + +bb1: ; preds = %bb, %entry + %f_addr.0 = phi float [ %1, %bb ], [ %f, %entry ] ; <float> [#uses=1] + %2 = mul float %f_addr.0, %g ; <float> [#uses=1] + ret float %2 +} + +define void @foo(float* %p) nounwind { +entry: + %0 = load float* %p, align 4 ; <float> [#uses=1] + %1 = getelementptr float* %p, i32 1 ; <float*> [#uses=1] + %2 = load float* %1, align 4 ; <float> [#uses=1] + %3 = getelementptr float* %p, i32 2 ; <float*> [#uses=1] + %4 = load float* %3, align 4 ; <float> [#uses=1] + %5 = getelementptr float* %p, i32 3 ; <float*> [#uses=1] + %6 = load float* %5, align 4 ; <float> [#uses=1] + %7 = getelementptr float* %p, i32 4 ; <float*> [#uses=1] + %8 = load float* %7, align 4 ; <float> [#uses=1] + %9 = getelementptr float* %p, i32 5 ; <float*> [#uses=1] + %10 = load float* %9, align 4 ; <float> [#uses=1] + %11 = tail call float @__half_powrf4(float %0, float %6) nounwind ; <float> [#uses=1] + %12 = tail call float @__half_powrf4(float %2, float %8) nounwind ; <float> [#uses=1] + %13 = tail call float @__half_powrf4(float %4, float %10) nounwind ; <float> [#uses=1] + %14 = getelementptr float* %p, i32 6 ; <float*> [#uses=1] + store float %11, float* %14, align 4 + %15 = getelementptr float* %p, i32 7 ; <float*> [#uses=1] + store float %12, float* %15, align 4 + %16 = getelementptr float* %p, i32 8 ; <float*> [#uses=1] + store float %13, float* %16, align 4 + ret void +} |