[llvm-commits] [llvm] r145842 - in /llvm/trunk/lib/Target/ARM: ARMInstrFormats.td ARMInstrNEON.td

[Jim Grosbach]

Author: grosbach
Date: Mon Dec  5 13:55:46 2011
New Revision: 145842

URL: http://llvm.org/viewvc/llvm-project?rev=145842&view=rev
Log:
ARM assmebler parsing for two-operand VMUL instructions.

Combined destination and first source operand for f32 variant of the VMUL
(by scalar) instruction.

rdar://10522016

Modified:
    llvm/trunk/lib/Target/ARM/ARMInstrFormats.td
    llvm/trunk/lib/Target/ARM/ARMInstrNEON.td

Modified: llvm/trunk/lib/Target/ARM/ARMInstrFormats.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrFormats.td?rev=145842&r1=145841&r2=145842&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrFormats.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrFormats.td Mon Dec  5 13:55:46 2011
@@ -231,6 +231,8 @@
       : InstAlias<Asm, Result, Emit>, Requires<[HasVFP2]>;
 class VFP3InstAlias<string Asm, dag Result, bit Emit = 0b1>
       : InstAlias<Asm, Result, Emit>, Requires<[HasVFP3]>;
+class NEONInstAlias<string Asm, dag Result, bit Emit = 0b1>
+      : InstAlias<Asm, Result, Emit>, Requires<[HasNEON]>;
 
 //===----------------------------------------------------------------------===//
 // ARM Instruction templates.

Modified: llvm/trunk/lib/Target/ARM/ARMInstrNEON.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrNEON.td?rev=145842&r1=145841&r2=145842&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrNEON.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrNEON.td Mon Dec  5 13:55:46 2011
@@ -3672,6 +3672,15 @@
 def  VMULslfq : N3VQSL<0b10, 0b1001, IIC_VBINQ, "vmul", "f32", v4f32,
                        v2f32, fmul>;
 
+// Two-operand aliases.
+def : NEONInstAlias<"vmul${p}.f32 $Ddn $Dm$lane",
+                    (VMULslfd DPR:$Ddn, DPR:$Ddn, DPR_VFP2:$Dm,
+                              VectorIndex32:$lane, pred:$p)>;
+def : NEONInstAlias<"vmul${p}.f32 $Qdn $Dm$lane",
+                    (VMULslfq QPR:$Qdn, QPR:$Qdn, DPR_VFP2:$Dm,
+                              VectorIndex32:$lane, pred:$p)>;
+
+
 def : Pat<(v8i16 (mul (v8i16 QPR:$src1),
                       (v8i16 (NEONvduplane (v8i16 QPR:$src2), imm:$lane)))),
           (v8i16 (VMULslv8i16 (v8i16 QPR:$src1),