Revert "make reciprocal estimate code generation more flexible by adding command...

[oota-llvm.git] / test / CodeGen / X86 / recip-fastmath.ll

diff --git a/test/CodeGen/X86/recip-fastmath.ll b/test/CodeGen/X86/recip-fastmath.ll
index dd5563c965fb86eef98e33c5b3c89e87ab50fb81..fcd077092dab36d80a58d9dadca0020965b59578 100644 (file)
--- a/test/CodeGen/X86/recip-fastmath.ll
+++ b/test/CodeGen/X86/recip-fastmath.ll
@@ -1,5 +1,6 @@
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=core2 | FileCheck %s
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=btver2 | FileCheck %s --check-prefix=BTVER2
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=sse2 | FileCheck %s
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx,use-recip-est | FileCheck %s --check-prefix=RECIP
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx,use-recip-est -x86-recip-refinement-steps=2 | FileCheck %s --check-prefix=REFINE
 
 ; If the target's divss/divps instructions are substantially
 ; slower than rcpss/rcpps with a Newton-Raphson refinement,
@@ -19,13 +20,25 @@ define float @reciprocal_estimate(float %x) #0 {
 ; CHECK-NEXT: movaps
 ; CHECK-NEXT: retq
 
-; BTVER2-LABEL: reciprocal_estimate:
-; BTVER2: vrcpss
-; BTVER2-NEXT: vmulss
-; BTVER2-NEXT: vsubss
-; BTVER2-NEXT: vmulss
-; BTVER2-NEXT: vaddss
-; BTVER2-NEXT: retq
+; RECIP-LABEL: reciprocal_estimate:
+; RECIP: vrcpss
+; RECIP: vmulss
+; RECIP: vsubss
+; RECIP: vmulss
+; RECIP: vaddss
+; RECIP-NEXT: retq
+
+; REFINE-LABEL: reciprocal_estimate:
+; REFINE: vrcpss
+; REFINE: vmulss
+; REFINE: vsubss
+; REFINE: vmulss
+; REFINE: vaddss
+; REFINE: vmulss
+; REFINE: vsubss
+; REFINE: vmulss
+; REFINE: vaddss
+; REFINE-NEXT: retq
 }
 
 define <4 x float> @reciprocal_estimate_v4f32(<4 x float> %x) #0 {
@@ -38,13 +51,25 @@ define <4 x float> @reciprocal_estimate_v4f32(<4 x float> %x) #0 {
 ; CHECK-NEXT: movaps
 ; CHECK-NEXT: retq
 
-; BTVER2-LABEL: reciprocal_estimate_v4f32:
-; BTVER2: vrcpps
-; BTVER2-NEXT: vmulps
-; BTVER2-NEXT: vsubps
-; BTVER2-NEXT: vmulps
-; BTVER2-NEXT: vaddps
-; BTVER2-NEXT: retq
+; RECIP-LABEL: reciprocal_estimate_v4f32:
+; RECIP: vrcpps
+; RECIP: vmulps
+; RECIP: vsubps
+; RECIP: vmulps
+; RECIP: vaddps
+; RECIP-NEXT: retq
+
+; REFINE-LABEL: reciprocal_estimate_v4f32:
+; REFINE: vrcpps
+; REFINE: vmulps
+; REFINE: vsubps
+; REFINE: vmulps
+; REFINE: vaddps
+; REFINE: vmulps
+; REFINE: vsubps
+; REFINE: vmulps
+; REFINE: vaddps
+; REFINE-NEXT: retq
 }
 
 define <8 x float> @reciprocal_estimate_v8f32(<8 x float> %x) #0 {
@@ -60,13 +85,25 @@ define <8 x float> @reciprocal_estimate_v8f32(<8 x float> %x) #0 {
 ; CHECK-NEXT: movaps
 ; CHECK-NEXT: retq
 
-; BTVER2-LABEL: reciprocal_estimate_v8f32:
-; BTVER2: vrcpps
-; BTVER2-NEXT: vmulps
-; BTVER2-NEXT: vsubps
-; BTVER2-NEXT: vmulps
-; BTVER2-NEXT: vaddps
-; BTVER2-NEXT: retq
+; RECIP-LABEL: reciprocal_estimate_v8f32:
+; RECIP: vrcpps
+; RECIP: vmulps
+; RECIP: vsubps
+; RECIP: vmulps
+; RECIP: vaddps
+; RECIP-NEXT: retq
+
+; REFINE-LABEL: reciprocal_estimate_v8f32:
+; REFINE: vrcpps
+; REFINE: vmulps
+; REFINE: vsubps
+; REFINE: vmulps
+; REFINE: vaddps
+; REFINE: vmulps
+; REFINE: vsubps
+; REFINE: vmulps
+; REFINE: vaddps
+; REFINE-NEXT: retq
 }
 
 attributes #0 = { "unsafe-fp-math"="true" }