[llvm] r295589 - [X86] Remove patterns for MOVSD with v4i32 types. We don't appear to really need them and if we do we should just use a bitcast to a 64-bit element type.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Sat Feb 18 20:08:48 2017
New Revision: 295589

URL: http://llvm.org/viewvc/llvm-project?rev=295589&view=rev
Log:
[X86] Remove patterns for MOVSD with v4i32 types. We don't appear to really need them and if we do we should just use a bitcast to a 64-bit element type.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrAVX512.td
    llvm/trunk/lib/Target/X86/X86InstrSSE.td

Modified: llvm/trunk/lib/Target/X86/X86InstrAVX512.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrAVX512.td?rev=295589&r1=295588&r2=295589&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrAVX512.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrAVX512.td Sat Feb 18 20:08:48 2017
@@ -3499,10 +3499,6 @@ let Predicates = [HasAVX512] in {
             (VMOVSDZrr VR128X:$src1, (COPY_TO_REGCLASS VR128X:$src2, FR64X))>;
   def : Pat<(v2f64 (X86Movsd VR128X:$src1, VR128X:$src2)),
             (VMOVSDZrr VR128X:$src1, (COPY_TO_REGCLASS VR128X:$src2, FR64X))>;
-  def : Pat<(v4f32 (X86Movsd VR128X:$src1, VR128X:$src2)),
-            (VMOVSDZrr VR128X:$src1, (COPY_TO_REGCLASS VR128X:$src2, FR64X))>;
-  def : Pat<(v4i32 (X86Movsd VR128X:$src1, VR128X:$src2)),
-            (VMOVSDZrr VR128X:$src1, (COPY_TO_REGCLASS VR128X:$src2, FR64X))>;
 
   // 256-bit variants
   def : Pat<(v4i64 (X86Movsd VR256X:$src1, VR256X:$src2)),

Modified: llvm/trunk/lib/Target/X86/X86InstrSSE.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrSSE.td?rev=295589&r1=295588&r2=295589&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrSSE.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrSSE.td Sat Feb 18 20:08:48 2017
@@ -643,10 +643,6 @@ let Predicates = [UseAVX] in {
             (VMOVSDrr VR128:$src1, (COPY_TO_REGCLASS VR128:$src2, FR64))>;
   def : Pat<(v2f64 (X86Movsd VR128:$src1, VR128:$src2)),
             (VMOVSDrr VR128:$src1, (COPY_TO_REGCLASS VR128:$src2, FR64))>;
-  def : Pat<(v4f32 (X86Movsd VR128:$src1, VR128:$src2)),
-            (VMOVSDrr VR128:$src1, (COPY_TO_REGCLASS VR128:$src2, FR64))>;
-  def : Pat<(v4i32 (X86Movsd VR128:$src1, VR128:$src2)),
-            (VMOVSDrr VR128:$src1, (COPY_TO_REGCLASS VR128:$src2, FR64))>;
 
   // 256-bit variants
   def : Pat<(v4i64 (X86Movsd VR256:$src1, VR256:$src2)),
@@ -737,10 +733,6 @@ let Predicates = [UseSSE2] in {
             (MOVSDrr VR128:$src1, (COPY_TO_REGCLASS VR128:$src2, FR64))>;
   def : Pat<(v2f64 (X86Movsd VR128:$src1, VR128:$src2)),
             (MOVSDrr VR128:$src1, (COPY_TO_REGCLASS VR128:$src2, FR64))>;
-  def : Pat<(v4f32 (X86Movsd VR128:$src1, VR128:$src2)),
-            (MOVSDrr VR128:$src1, (COPY_TO_REGCLASS VR128:$src2, FR64))>;
-  def : Pat<(v4i32 (X86Movsd VR128:$src1, VR128:$src2)),
-            (MOVSDrr VR128:$src1, (COPY_TO_REGCLASS VR128:$src2, FR64))>;
 
   // FIXME: Instead of a X86Movlps there should be a X86Movsd here, the problem
   // is during lowering, where it's not possible to recognize the fold because