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nvc0/ir: fix emission of IMAD with NEG modifiers

Browse source 
The emitter tried to emit sub instead of subr when src0 has
actually a NEG modifier.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: "11.0 12.0 13.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Samuel Pitoiset 2016-10-26 23:10:53 +02:00
parent 5d83820a1d
commit 84e946380b
2 changed files with 2 additions and 2 deletions
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2
src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp
View file

@ -726,7 +726,7 @@ void
CodeEmitterGK110::emitIMAD(const Instruction *i)
{
uint8_t addOp =
(i->src(2).mod.neg() << 1) | (i->src(0).mod.neg() ^ i->src(1).mod.neg());
i->src(2).mod.neg() | ((i->src(0).mod.neg() ^ i->src(1).mod.neg()) << 1);
emitForm_21(i, 0x100, 0xa00);

2
src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
View file

@ -736,7 +736,7 @@ void
CodeEmitterNVC0::emitIMAD(const Instruction *i)
{
uint8_t addOp =
(i->src(2).mod.neg() << 1) | (i->src(0).mod.neg() ^ i->src(1).mod.neg());
i->src(2).mod.neg() | ((i->src(0).mod.neg() ^ i->src(1).mod.neg()) << 1);
assert(i->encSize == 8);
emitForm_A(i, HEX64(20000000, 00000003));