Run this through -simplifycfg and -mem2reg to test only what we need to test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62714 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 13 insertions, 90 deletions

diff --git a/test/CodeGen/X86/limited-prec.ll b/test/CodeGen/X86/limited-prec.ll
index 7b3088a..ef9ddb7 100644
--- a/test/CodeGen/X86/limited-prec.ll
+++ b/test/CodeGen/X86/limited-prec.ll
@@ -1,133 +1,56 @@
-; RUN: llvm-as < %s | llc -limit-float-precision=6 -march=x86 | \
-; RUN:    not grep exp | not grep log | not grep pow
-; RUN: llvm-as < %s | llc -limit-float-precision=12 -march=x86 | \
-; RUN:    not grep exp | not grep log | not grep pow
-; RUN: llvm-as < %s | llc -limit-float-precision=18 -march=x86 | \
-; RUN:    not grep exp | not grep log | not grep pow
+; ModuleID = '<stdin>'
 target triple = "i386-apple-darwin9.5"
 
 define float @f1(float %x) nounwind noinline {
 entry:
-	%x_addr = alloca float		; <float*> [#uses=2]
-	%retval = alloca float		; <float*> [#uses=2]
-	%0 = alloca float		; <float*> [#uses=2]
 	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
-	store float %x, float* %x_addr
-	%1 = load float* %x_addr, align 4		; <float> [#uses=1]
-	%2 = call float @llvm.exp.f32(float %1)		; <float> [#uses=1]
-	store float %2, float* %0, align 4
-	%3 = load float* %0, align 4		; <float> [#uses=1]
-	store float %3, float* %retval, align 4
-	br label %return
-
-return:		; preds = %entry
-	%retval1 = load float* %retval		; <float> [#uses=1]
-	ret float %retval1
+	%0 = call float @llvm.exp.f32(float %x)		; <float> [#uses=1]
+	ret float %0
 }
 
 declare float @llvm.exp.f32(float) nounwind readonly
 
 define float @f2(float %x) nounwind noinline {
 entry:
-	%x_addr = alloca float		; <float*> [#uses=2]
-	%retval = alloca float		; <float*> [#uses=2]
-	%0 = alloca float		; <float*> [#uses=2]
 	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
-	store float %x, float* %x_addr
-	%1 = load float* %x_addr, align 4		; <float> [#uses=1]
-	%2 = call float @llvm.exp2.f32(float %1)		; <float> [#uses=1]
-	store float %2, float* %0, align 4
-	%3 = load float* %0, align 4		; <float> [#uses=1]
-	store float %3, float* %retval, align 4
-	br label %return
-
-return:		; preds = %entry
-	%retval1 = load float* %retval		; <float> [#uses=1]
-	ret float %retval1
+	%0 = call float @llvm.exp2.f32(float %x)		; <float> [#uses=1]
+	ret float %0
 }
 
 declare float @llvm.exp2.f32(float) nounwind readonly
 
 define float @f3(float %x) nounwind noinline {
 entry:
-	%x_addr = alloca float		; <float*> [#uses=2]
-	%retval = alloca float		; <float*> [#uses=2]
-	%0 = alloca float		; <float*> [#uses=2]
 	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
-	store float %x, float* %x_addr
-	%1 = load float* %x_addr, align 4		; <float> [#uses=1]
-	%2 = call float @llvm.pow.f32(float 1.000000e+01, float %1)		; <float> [#uses=1]
-	store float %2, float* %0, align 4
-	%3 = load float* %0, align 4		; <float> [#uses=1]
-	store float %3, float* %retval, align 4
-	br label %return
-
-return:		; preds = %entry
-	%retval1 = load float* %retval		; <float> [#uses=1]
-	ret float %retval1
+	%0 = call float @llvm.pow.f32(float 1.000000e+01, float %x)		; <float> [#uses=1]
+	ret float %0
 }
 
 declare float @llvm.pow.f32(float, float) nounwind readonly
 
 define float @f4(float %x) nounwind noinline {
 entry:
-	%x_addr = alloca float		; <float*> [#uses=2]
-	%retval = alloca float		; <float*> [#uses=2]
-	%0 = alloca float		; <float*> [#uses=2]
 	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
-	store float %x, float* %x_addr
-	%1 = load float* %x_addr, align 4		; <float> [#uses=1]
-	%2 = call float @llvm.log.f32(float %1)		; <float> [#uses=1]
-	store float %2, float* %0, align 4
-	%3 = load float* %0, align 4		; <float> [#uses=1]
-	store float %3, float* %retval, align 4
-	br label %return
-
-return:		; preds = %entry
-	%retval1 = load float* %retval		; <float> [#uses=1]
-	ret float %retval1
+	%0 = call float @llvm.log.f32(float %x)		; <float> [#uses=1]
+	ret float %0
 }
 
 declare float @llvm.log.f32(float) nounwind readonly
 
 define float @f5(float %x) nounwind noinline {
 entry:
-	%x_addr = alloca float		; <float*> [#uses=2]
-	%retval = alloca float		; <float*> [#uses=2]
-	%0 = alloca float		; <float*> [#uses=2]
 	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
-	store float %x, float* %x_addr
-	%1 = load float* %x_addr, align 4		; <float> [#uses=1]
-	%2 = call float @llvm.log2.f32(float %1)		; <float> [#uses=1]
-	store float %2, float* %0, align 4
-	%3 = load float* %0, align 4		; <float> [#uses=1]
-	store float %3, float* %retval, align 4
-	br label %return
-
-return:		; preds = %entry
-	%retval1 = load float* %retval		; <float> [#uses=1]
-	ret float %retval1
+	%0 = call float @llvm.log2.f32(float %x)		; <float> [#uses=1]
+	ret float %0
 }
 
 declare float @llvm.log2.f32(float) nounwind readonly
 
 define float @f6(float %x) nounwind noinline {
 entry:
-	%x_addr = alloca float		; <float*> [#uses=2]
-	%retval = alloca float		; <float*> [#uses=2]
-	%0 = alloca float		; <float*> [#uses=2]
 	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
-	store float %x, float* %x_addr
-	%1 = load float* %x_addr, align 4		; <float> [#uses=1]
-	%2 = call float @llvm.log10.f32(float %1)		; <float> [#uses=1]
-	store float %2, float* %0, align 4
-	%3 = load float* %0, align 4		; <float> [#uses=1]
-	store float %3, float* %retval, align 4
-	br label %return
-
-return:		; preds = %entry
-	%retval1 = load float* %retval		; <float> [#uses=1]
-	ret float %retval1
+	%0 = call float @llvm.log10.f32(float %x)		; <float> [#uses=1]
+	ret float %0
 }
 
 declare float @llvm.log10.f32(float) nounwind readonly