From 0e1d731631ba79745fdf31b5b91001982e2286d1 Mon Sep 17 00:00:00 2001
From: Sanjay Patel <spatel@rotateright.com>
Date: Fri, 7 Aug 2015 21:38:53 +0000
Subject: [PATCH] tighten checks using update_llc_test_checks.py

llvm-svn: 244360
---
 llvm/test/CodeGen/X86/fdiv.ll | 34 +++++++++++++++++++++++-----------
 1 file changed, 23 insertions(+), 11 deletions(-)

diff --git a/llvm/test/CodeGen/X86/fdiv.ll b/llvm/test/CodeGen/X86/fdiv.ll
index 0749682..7da5c9c 100644
--- a/llvm/test/CodeGen/X86/fdiv.ll
+++ b/llvm/test/CodeGen/X86/fdiv.ll
@@ -2,40 +2,52 @@
 
 define double @exact(double %x) {
 ; Exact division by a constant converted to multiplication.
-; CHECK: @exact
-; CHECK: mulsd
+; CHECK-LABEL: exact:
+; CHECK:       ## BB#0:
+; CHECK-NEXT:    mulsd {{.*}}(%rip), %xmm0
+; CHECK-NEXT:    retq
   %div = fdiv double %x, 2.0
   ret double %div
 }
 
 define double @inexact(double %x) {
 ; Inexact division by a constant converted to multiplication.
-; CHECK: @inexact
-; CHECK: mulsd
-  %div = fdiv double %x, 0x41DFFFFFFFC00000 
+; CHECK-LABEL: inexact:
+; CHECK:       ## BB#0:
+; CHECK-NEXT:    mulsd {{.*}}(%rip), %xmm0
+; CHECK-NEXT:    retq
+  %div = fdiv double %x, 0x41DFFFFFFFC00000
   ret double %div
 }
 
 define double @funky(double %x) {
 ; No conversion to multiplication if too funky.
-; CHECK: @funky
-; CHECK: divsd
+; CHECK-LABEL: funky:
+; CHECK:       ## BB#0:
+; CHECK-NEXT:    xorpd %xmm1, %xmm1
+; CHECK-NEXT:    divsd %xmm1, %xmm0
+; CHECK-NEXT:    retq
   %div = fdiv double %x, 0.0
   ret double %div
 }
 
 define double @denormal1(double %x) {
 ; Don't generate multiplication by a denormal.
-; CHECK: @denormal1
-; CHECK: divsd
+; CHECK-LABEL: denormal1:
+; CHECK:       ## BB#0:
+; CHECK-NEXT:    divsd {{.*}}(%rip), %xmm0
+; CHECK-NEXT:    retq
   %div = fdiv double %x, 0x7FD0000000000001
   ret double %div
 }
 
 define double @denormal2(double %x) {
 ; Don't generate multiplication by a denormal.
-; CHECK: @denormal
-; CHECK: divsd
+; CHECK-LABEL: denormal2:
+; CHECK:       ## BB#0:
+; CHECK-NEXT:    divsd {{.*}}(%rip), %xmm0
+; CHECK-NEXT:    retq
   %div = fdiv double %x, 0x7FEFFFFFFFFFFFFF
   ret double %div
 }
+
-- 
2.7.4