match a reassociated form of fnmul

llvm-svn: 36659
2007-05-03 00:31:40 +00:00 · 2007-05-03 00:31:40 +00:00 · 483dc2bf08
parent f65f18b2f9
commit 483dc2bf08
1 changed files with 11 additions and 0 deletions
--- a/llvm/test/CodeGen/ARM/fnmul.ll
+++ b/llvm/test/CodeGen/ARM/fnmul.ll
@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | llc -march=arm -mattr=+v6,+vfp2 | grep fnmuld
+; RUN: llvm-as < %s | llc -march=arm -mattr=+v6,+vfp2 -enable-sign-dependent-rounding-fp-math | grep fmul
+
+
+define double @t1(double %a, double %b) {
+entry:
+        %tmp2 = sub double -0.000000e+00, %a            ; <double> [#uses=1]
+        %tmp4 = mul double %tmp2, %b            ; <double> [#uses=1]
+        ret double %tmp4
+}
+