Add scalar forms of FMA4 VFNMSUB/VFNMADD to folding tables. Patch from Cameron McInally.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167106 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index c65d0166a6029d3d770f1f1e675ba448ba674e62..63ac2cca61acf50e7f63f7bf3272a1a546bf1e43 100644 (file)
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -1128,6 +1128,8 @@ X86InstrInfo::X86InstrInfo(X86TargetMachine &tm)
     { X86::VFMADDPD4rr,       X86::VFMADDPD4mr,        TB_ALIGN_16 },
     { X86::VFMADDPS4rrY,      X86::VFMADDPS4mrY,       TB_ALIGN_32 },
     { X86::VFMADDPD4rrY,      X86::VFMADDPD4mrY,       TB_ALIGN_32 },
+    { X86::VFNMADDSS4rr,      X86::VFNMADDSS4mr,       TB_ALIGN_16 },
+    { X86::VFNMADDSD4rr,      X86::VFNMADDSD4mr,       TB_ALIGN_16 },
     { X86::VFNMADDPS4rr,      X86::VFNMADDPS4mr,       TB_ALIGN_16 },
     { X86::VFNMADDPD4rr,      X86::VFNMADDPD4mr,       TB_ALIGN_16 },
     { X86::VFNMADDPS4rrY,     X86::VFNMADDPS4mrY,      TB_ALIGN_32 },
@@ -1138,6 +1140,8 @@ X86InstrInfo::X86InstrInfo(X86TargetMachine &tm)
     { X86::VFMSUBPD4rr,       X86::VFMSUBPD4mr,        TB_ALIGN_16 },
     { X86::VFMSUBPS4rrY,      X86::VFMSUBPS4mrY,       TB_ALIGN_32 },
     { X86::VFMSUBPD4rrY,      X86::VFMSUBPD4mrY,       TB_ALIGN_32 },
+    { X86::VFNMSUBSS4rr,      X86::VFNMSUBSS4mr,       TB_ALIGN_16 },
+    { X86::VFNMSUBSD4rr,      X86::VFNMSUBSD4mr,       TB_ALIGN_16 },
     { X86::VFNMSUBPS4rr,      X86::VFNMSUBPS4mr,       TB_ALIGN_16 },
     { X86::VFNMSUBPD4rr,      X86::VFNMSUBPD4mr,       TB_ALIGN_16 },
     { X86::VFNMSUBPS4rrY,     X86::VFNMSUBPS4mrY,      TB_ALIGN_32 },
@@ -1289,6 +1293,8 @@ X86InstrInfo::X86InstrInfo(X86TargetMachine &tm)
     { X86::VFMADDPD4rr,           X86::VFMADDPD4rm,           TB_ALIGN_16 },
     { X86::VFMADDPS4rrY,          X86::VFMADDPS4rmY,          TB_ALIGN_32 },
     { X86::VFMADDPD4rrY,          X86::VFMADDPD4rmY,          TB_ALIGN_32 },
+    { X86::VFNMADDSS4rr,          X86::VFNMADDSS4rm,          TB_ALIGN_16 },
+    { X86::VFNMADDSD4rr,          X86::VFNMADDSD4rm,          TB_ALIGN_16 },
     { X86::VFNMADDPS4rr,          X86::VFNMADDPS4rm,          TB_ALIGN_16 },
     { X86::VFNMADDPD4rr,          X86::VFNMADDPD4rm,          TB_ALIGN_16 },
     { X86::VFNMADDPS4rrY,         X86::VFNMADDPS4rmY,         TB_ALIGN_32 },
@@ -1299,6 +1305,8 @@ X86InstrInfo::X86InstrInfo(X86TargetMachine &tm)
     { X86::VFMSUBPD4rr,           X86::VFMSUBPD4rm,           TB_ALIGN_16 },
     { X86::VFMSUBPS4rrY,          X86::VFMSUBPS4rmY,          TB_ALIGN_32 },
     { X86::VFMSUBPD4rrY,          X86::VFMSUBPD4rmY,          TB_ALIGN_32 },
+    { X86::VFNMSUBSS4rr,          X86::VFNMSUBSS4rm,          TB_ALIGN_16 },
+    { X86::VFNMSUBSD4rr,          X86::VFNMSUBSD4rm,          TB_ALIGN_16 },
     { X86::VFNMSUBPS4rr,          X86::VFNMSUBPS4rm,          TB_ALIGN_16 },
     { X86::VFNMSUBPD4rr,          X86::VFNMSUBPD4rm,          TB_ALIGN_16 },
     { X86::VFNMSUBPS4rrY,         X86::VFNMSUBPS4rmY,         TB_ALIGN_32 },