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-rw-r--r--test/CodeGen/X86/dagcombine_unsafe_math.ll56
1 files changed, 0 insertions, 56 deletions
diff --git a/test/CodeGen/X86/dagcombine_unsafe_math.ll b/test/CodeGen/X86/dagcombine_unsafe_math.ll
deleted file mode 100644
index 592cf1b..0000000
--- a/test/CodeGen/X86/dagcombine_unsafe_math.ll
+++ /dev/null
@@ -1,56 +0,0 @@
-; RUN: llc < %s -enable-unsafe-fp-math -mtriple=x86_64-apple-darwin -mcpu=corei7-avx | FileCheck %s
-
-
-; rdar://13126763
-; Expression "x + x*x" was mistakenly transformed into "x * 3.0f".
-
-define float @test1(float %x) {
- %t1 = fmul fast float %x, %x
- %t2 = fadd fast float %t1, %x
- ret float %t2
-; CHECK: test1
-; CHECK: vaddss
-}
-
-; (x + x) + x => x * 3.0
-define float @test2(float %x) {
- %t1 = fadd fast float %x, %x
- %t2 = fadd fast float %t1, %x
- ret float %t2
-; CHECK: .long 1077936128
-; CHECK: test2
-; CHECK: vmulss LCPI1_0(%rip), %xmm0, %xmm0
-}
-
-; x + (x + x) => x * 3.0
-define float @test3(float %x) {
- %t1 = fadd fast float %x, %x
- %t2 = fadd fast float %t1, %x
- ret float %t2
-; CHECK: .long 1077936128
-; CHECK: test3
-; CHECK: vmulss LCPI2_0(%rip), %xmm0, %xmm0
-}
-
-; (y + x) + x != x * 3.0
-define float @test4(float %x, float %y) {
- %t1 = fadd fast float %x, %y
- %t2 = fadd fast float %t1, %x
- ret float %t2
-; CHECK: test4
-; CHECK: vaddss
-}
-
-; rdar://13445387
-; "x + x + x => 3.0 * x" should be disabled after legalization because
-; Instruction-Selection dosen't know how to handle "3.0"
-;
-define float @test5() {
- %mul.i.i151 = fmul <4 x float> zeroinitializer, zeroinitializer
- %vecext.i8.i152 = extractelement <4 x float> %mul.i.i151, i32 1
- %vecext1.i9.i153 = extractelement <4 x float> %mul.i.i151, i32 0
- %add.i10.i154 = fadd float %vecext1.i9.i153, %vecext.i8.i152
- %vecext.i7.i155 = extractelement <4 x float> %mul.i.i151, i32 2
- %add.i.i156 = fadd float %vecext.i7.i155, %add.i10.i154
- ret float %add.i.i156
-}