[llvm-commits] CVS: llvm/lib/Target/X86/X86InstrSSE.td

[Evan Cheng]

Changes in directory llvm/lib/Target/X86:

X86InstrSSE.td updated: 1.182 -> 1.183
---
Log message:

Added missing patterns for UNPCKH* and PUNPCKH*.

---
Diffs of the changes:  (+20 -0)

 X86InstrSSE.td |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+)


Index: llvm/lib/Target/X86/X86InstrSSE.td
diff -u llvm/lib/Target/X86/X86InstrSSE.td:1.182 llvm/lib/Target/X86/X86InstrSSE.td:1.183
--- llvm/lib/Target/X86/X86InstrSSE.td:1.182	Wed May  2 18:11:52 2007
+++ llvm/lib/Target/X86/X86InstrSSE.td	Thu May 17 13:44:37 2007
@@ -170,6 +170,10 @@
   return X86::isUNPCKL_v_undef_Mask(N);
 }]>;
 
+def UNPCKH_v_undef_shuffle_mask : PatLeaf<(build_vector), [{
+  return X86::isUNPCKH_v_undef_Mask(N);
+}]>;
+
 def PSHUFD_shuffle_mask : PatLeaf<(build_vector), [{
   return X86::isPSHUFDMask(N);
 }], SHUFFLE_get_shuf_imm>;
@@ -2266,6 +2270,22 @@
           (PUNPCKLDQrr VR128:$src, VR128:$src)>, Requires<[HasSSE1]>;
 }
 
+// vector_shuffle v1, <undef>, <2, 2, 3, 3, ...>
+let AddedComplexity = 10 in {
+def : Pat<(v4f32 (vector_shuffle VR128:$src, (undef),
+                  UNPCKH_v_undef_shuffle_mask)),
+          (UNPCKHPSrr VR128:$src, VR128:$src)>, Requires<[HasSSE2]>;
+def : Pat<(v16i8 (vector_shuffle VR128:$src, (undef),
+                  UNPCKH_v_undef_shuffle_mask)),
+          (PUNPCKHBWrr VR128:$src, VR128:$src)>, Requires<[HasSSE2]>;
+def : Pat<(v8i16 (vector_shuffle VR128:$src, (undef),
+                  UNPCKH_v_undef_shuffle_mask)),
+          (PUNPCKHWDrr VR128:$src, VR128:$src)>, Requires<[HasSSE2]>;
+def : Pat<(v4i32 (vector_shuffle VR128:$src, (undef),
+                  UNPCKH_v_undef_shuffle_mask)),
+          (PUNPCKHDQrr VR128:$src, VR128:$src)>, Requires<[HasSSE1]>;
+}
+
 let AddedComplexity = 15 in {
 // vector_shuffle v1, v2 <0, 1, 4, 5> using MOVLHPS
 def : Pat<(v4i32 (vector_shuffle VR128:$src1, VR128:$src2,