[llvm-commits] [llvm] r137518 - /llvm/trunk/lib/Target/X86/X86InstrSSE.td

[Bruno Cardoso Lopes]

Author: bruno
Date: Fri Aug 12 16:48:22 2011
New Revision: 137518

URL: http://llvm.org/viewvc/llvm-project?rev=137518&view=rev
Log:
Move code around and add comments

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=137518&r1=137517&r2=137518&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrSSE.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrSSE.td Fri Aug 12 16:48:22 2011
@@ -5615,7 +5615,7 @@
                                  memopv2f64, memopv4f64>;
 
 //===----------------------------------------------------------------------===//
-// VPERM - Permute Floating-Point Values
+// VPERMIL - Permute Single and Double Floating-Point Values
 //
 multiclass avx_permil<bits<8> opc_rm, bits<8> opc_rmi, string OpcodeStr,
                       RegisterClass RC, X86MemOperand x86memop_f,
@@ -5657,6 +5657,18 @@
                              int_x86_avx_vpermilvar_pd_256,
                              int_x86_avx_vpermil_pd_256>;
 
+def : Pat<(v8f32 (X86VPermilpsy VR256:$src1, (i8 imm:$imm))),
+          (VPERMILPSYri VR256:$src1, imm:$imm)>;
+def : Pat<(v4f64 (X86VPermilpdy VR256:$src1, (i8 imm:$imm))),
+          (VPERMILPDYri VR256:$src1, imm:$imm)>;
+def : Pat<(v8i32 (X86VPermilpsy VR256:$src1, (i8 imm:$imm))),
+          (VPERMILPSYri VR256:$src1, imm:$imm)>;
+def : Pat<(v4i64 (X86VPermilpdy VR256:$src1, (i8 imm:$imm))),
+          (VPERMILPDYri VR256:$src1, imm:$imm)>;
+
+//===----------------------------------------------------------------------===//
+// VPERM2F128 - Permute Floating-Point Values in 128-bit chunks
+//
 def VPERM2F128rr : AVXAIi8<0x06, MRMSrcReg, (outs VR256:$dst),
           (ins VR256:$src1, VR256:$src2, i8imm:$src3),
           "vperm2f128\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}",
@@ -5683,16 +5695,6 @@
                   VR256:$src1, (memopv8i32 addr:$src2), imm:$src3),
           (VPERM2F128rm VR256:$src1, addr:$src2, imm:$src3)>;
 
-// Shuffle with VPERMIL instructions
-def : Pat<(v8f32 (X86VPermilpsy VR256:$src1, (i8 imm:$imm))),
-          (VPERMILPSYri VR256:$src1, imm:$imm)>;
-def : Pat<(v4f64 (X86VPermilpdy VR256:$src1, (i8 imm:$imm))),
-          (VPERMILPDYri VR256:$src1, imm:$imm)>;
-def : Pat<(v8i32 (X86VPermilpsy VR256:$src1, (i8 imm:$imm))),
-          (VPERMILPSYri VR256:$src1, imm:$imm)>;
-def : Pat<(v4i64 (X86VPermilpdy VR256:$src1, (i8 imm:$imm))),
-          (VPERMILPDYri VR256:$src1, imm:$imm)>;
-
 //===----------------------------------------------------------------------===//
 // VZERO - Zero YMM registers
 //