[InstCombine] use FileCheck for better checking

(testing script for autogeneration of check lines)

llvm-svn: 264433

diff --git a/llvm/test/Transforms/InstCombine/shufflevec-constant.ll b/llvm/test/Transforms/InstCombine/shufflevec-constant.ll
index a002b2a..013dea3 100644 (file)
--- a/llvm/test/Transforms/InstCombine/shufflevec-constant.ll
+++ b/llvm/test/Transforms/InstCombine/shufflevec-constant.ll
@@ -1,14 +1,17 @@
-; RUN: opt < %s -instcombine -S | grep "ret <4 x float> <float 0.000000e+00, float 0.000000e+00, float 0x7FF0000000000000, float 0x7FF0000000000000>"
+; NOTE: Assertions have been autogenerated by update_test_checks.py
+; RUN: opt < %s -instcombine -S | FileCheck %s
 
 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
 target triple = "i386-apple-darwin9"
 
 define <4 x float> @__inff4() nounwind readnone {
-entry:
-       %tmp14 = extractelement <1 x double> bitcast (<2 x float> <float 0x7FF0000000000000, float 0x7FF0000000000000> to <1 x double>), i32 0          ; <double> [#uses=1]
-       %tmp4 = bitcast double %tmp14 to i64            ; <i64> [#uses=1]
-       %tmp3 = bitcast i64 %tmp4 to <2 x float>                ; <<2 x float>> [#uses=1]
-       %tmp8 = shufflevector <2 x float> %tmp3, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>              ; <<4 x float>> [#uses=1]
-       %tmp9 = shufflevector <4 x float> zeroinitializer, <4 x float> %tmp8, <4 x i32> <i32 0, i32 1, i32 4, i32 5>            ; <<4 x float>> [#uses=0]
+; CHECK-LABEL: @__inff4(
+; CHECK:         ret <4 x float> <float 0.000000e+00, float 0.000000e+00, float 0x7FF0000000000000, float 0x7FF0000000000000>
+;
+       %tmp14 = extractelement <1 x double> bitcast (<2 x float> <float 0x7FF0000000000000, float 0x7FF0000000000000> to <1 x double>), i32 0
+       %tmp4 = bitcast double %tmp14 to i64
+       %tmp3 = bitcast i64 %tmp4 to <2 x float>
+       %tmp8 = shufflevector <2 x float> %tmp3, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
+       %tmp9 = shufflevector <4 x float> zeroinitializer, <4 x float> %tmp8, <4 x i32> <i32 0, i32 1, i32 4, i32 5>
        ret <4 x float> %tmp9
 }