[Mesa-stable] [Mesa-dev] [PATCH 2/2] gm107/ir: make use of IADD32I for all immediates

Samuel Pitoiset samuel.pitoiset at gmail.com
Sun Jun 26 21:49:37 UTC 2016



On 06/26/2016 11:46 PM, Ilia Mirkin wrote:
> We don't appear to handle src(0) having a neg modifier in the
> immediate case. Does the insnCanLoad logic account for that? (Perhaps
> the bit is there and we just forgot about it?)

I don't see any neg modifier in envydis for IADD32I.

>
> On Sun, Jun 26, 2016 at 5:40 PM, Samuel Pitoiset
> <samuel.pitoiset at gmail.com> wrote:
>> IADD only allows to emit 19-bits immediates. This is similar to the
>> previous fix I did for MOV.
>>
>> Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
>> Cc: <mesa-stable at lists.freedesktop.org>
>> ---
>>  src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
>> index bf719a9..80761e2 100644
>> --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
>> +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
>> @@ -1683,7 +1683,7 @@ CodeEmitterGM107::emitNOT()
>>  void
>>  CodeEmitterGM107::emitIADD()
>>  {
>> -   if (!longIMMD(insn->src(1))) {
>> +   if (insn->src(1).getFile() != FILE_IMMEDIATE) {
>>        switch (insn->src(1).getFile()) {
>>        case FILE_GPR:
>>           emitInsn(0x5c100000);
>> --
>> 2.8.0
>>
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>> mesa-dev at lists.freedesktop.org
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