[llvm] r282360 - [X86] Remove patterns for scalar_to_vector from FR32/FR64 to 256-bit vectors. Lowering explicitly avoids creating this pattern.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Sun Sep 25 11:34:09 2016
New Revision: 282360

URL: http://llvm.org/viewvc/llvm-project?rev=282360&view=rev
Log:
[X86] Remove patterns for scalar_to_vector from FR32/FR64 to 256-bit vectors. Lowering explicitly avoids creating this pattern.

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

Modified: llvm/trunk/lib/Target/X86/X86InstrSSE.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrSSE.td?rev=282360&r1=282359&r2=282360&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrSSE.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrSSE.td Sun Sep 25 11:34:09 2016
@@ -372,13 +372,9 @@ def : Pat<(insert_subvector undef, (v16i
 // Implicitly promote a 32-bit scalar to a vector.
 def : Pat<(v4f32 (scalar_to_vector FR32:$src)),
           (COPY_TO_REGCLASS FR32:$src, VR128)>;
-def : Pat<(v8f32 (scalar_to_vector FR32:$src)),
-          (COPY_TO_REGCLASS FR32:$src, VR128)>;
 // Implicitly promote a 64-bit scalar to a vector.
 def : Pat<(v2f64 (scalar_to_vector FR64:$src)),
           (COPY_TO_REGCLASS FR64:$src, VR128)>;
-def : Pat<(v4f64 (scalar_to_vector FR64:$src)),
-          (COPY_TO_REGCLASS FR64:$src, VR128)>;
 
 // Bitcasts between 128-bit vector types. Return the original type since
 // no instruction is needed for the conversion