X86: Split (v)rounds[sd] into a normal and an intrinsic version.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146256 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index ed28a8573ce5380f4bfc7be4d5788a38e994130c..37ac7f285e8e9e773cc484bcc273a17e82232a2a 100644 (file)
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -2772,7 +2772,9 @@ static bool hasPartialRegUpdate(unsigned Opcode) {
   case X86::RCPSSr:
   case X86::RCPSSr_Int:
   case X86::ROUNDSDr:
+  case X86::ROUNDSDr_Int:
   case X86::ROUNDSSr:
+  case X86::ROUNDSSr_Int:
   case X86::RSQRTSSr:
   case X86::RSQRTSSr_Int:
   case X86::SQRTSSr:
@@ -2784,7 +2786,9 @@ static bool hasPartialRegUpdate(unsigned Opcode) {
   case X86::Int_VCVTSS2SDrr:
   case X86::VRCPSSr:
   case X86::VROUNDSDr:
+  case X86::VROUNDSDr_Int:
   case X86::VROUNDSSr:
+  case X86::VROUNDSSr_Int:
   case X86::VRSQRTSSr:
   case X86::VSQRTSSr:
     return true;

diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td
index e806b8f7235aebee08958d963533d36a54bd41f4..4c43952147057a2d96f888dedf173e9ff07ca0ac 100644 (file)
--- a/lib/Target/X86/X86InstrSSE.td
+++ b/lib/Target/X86/X86InstrSSE.td
@@ -6052,8 +6052,18 @@ multiclass sse41_fp_binop_rm<bits<8> opcss, bits<8> opcsd,
                             Intrinsic F32Int,
                             Intrinsic F64Int, bit Is2Addr = 1> {
 let ExeDomain = GenericDomain in {
-  // Intrinsic operation, reg.
+  // Operation, reg.
   def SSr : SS4AIi8<opcss, MRMSrcReg,
+      (outs FR32:$dst), (ins FR32:$src1, FR32:$src2, i32i8imm:$src3),
+      !if(Is2Addr,
+          !strconcat(OpcodeStr,
+              "ss\t{$src3, $src2, $dst|$dst, $src2, $src3}"),
+          !strconcat(OpcodeStr,
+              "ss\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}")),
+      []>, OpSize;
+
+  // Intrinsic operation, reg.
+  def SSr_Int : SS4AIi8<opcss, MRMSrcReg,
         (outs VR128:$dst), (ins VR128:$src1, VR128:$src2, i32i8imm:$src3),
         !if(Is2Addr,
             !strconcat(OpcodeStr,
@@ -6075,8 +6085,18 @@ let ExeDomain = GenericDomain in {
              (F32Int VR128:$src1, sse_load_f32:$src2, imm:$src3))]>,
         OpSize;
 
-  // Intrinsic operation, reg.
+  // Operation, reg.
   def SDr : SS4AIi8<opcsd, MRMSrcReg,
+        (outs FR64:$dst), (ins FR64:$src1, FR64:$src2, i32i8imm:$src3),
+        !if(Is2Addr,
+            !strconcat(OpcodeStr,
+                "sd\t{$src3, $src2, $dst|$dst, $src2, $src3}"),
+            !strconcat(OpcodeStr,
+                "sd\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}")),
+        []>, OpSize;
+
+  // Intrinsic operation, reg.
+  def SDr_Int : SS4AIi8<opcsd, MRMSrcReg,
         (outs VR128:$dst), (ins VR128:$src1, VR128:$src2, i32i8imm:$src3),
         !if(Is2Addr,
             !strconcat(OpcodeStr,