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

[Jim Grosbach]

Forthcoming, along with a few other variants of this same instruction class.

On Dec 5, 2011, at 12:06 PM, Chad Rosier wrote:

> Test case?
> 
> Chad
> 
> On Dec 5, 2011, at 11:55 AM, Jim Grosbach wrote:
> 
>> 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),
>> 
>> 
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