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nvc0/ir: fix txq on indirect samplers

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Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: mesa-stable@lists.freedesktop.org
This commit is contained in:
Ilia Mirkin
2015-07-18 16:43:17 -04:00
parent 670914ea7c
commit 20e484afa4
2 changed files with 56 additions and 2 deletions
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2
src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
View File

@@ -1728,7 +1728,7 @@ Converter::handleTXQ(Value *dst0[4], enum TexQuery query)
}
tex->setSrc((c = 0), fetchSrc(0, 0)); // mip level
setTexRS(tex, c, 1, -1);
setTexRS(tex, ++c, 1, -1);
bb->insertTail(tex);
}

56
src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
View File

@@ -956,7 +956,61 @@ NVC0LoweringPass::handleTXD(TexInstruction *txd)
bool
NVC0LoweringPass::handleTXQ(TexInstruction *txq)
{
// TODO: indirect resource/sampler index
if (txq->tex.rIndirectSrc < 0 && txq->tex.sIndirectSrc < 0)
return true;
Value *ticRel = txq->getIndirectR();
Value *tscRel = txq->getIndirectS();
const int chipset = prog->getTarget()->getChipset();
txq->setIndirectS(NULL);
txq->tex.sIndirectSrc = -1;
if (chipset < NVISA_GK104_CHIPSET) {
LValue *src = new_LValue(func, FILE_GPR); // 0xttxsaaaa
if (ticRel) {
txq->setSrc(txq->tex.rIndirectSrc, NULL);
if (txq->tex.r)
ticRel = bld.mkOp2v(OP_ADD, TYPE_U32, bld.getScratch(),
ticRel, bld.mkImm(txq->tex.r));
}
if (tscRel) {
txq->setSrc(txq->tex.sIndirectSrc, NULL);
if (txq->tex.s)
tscRel = bld.mkOp2v(OP_ADD, TYPE_U32, bld.getScratch(),
tscRel, bld.mkImm(txq->tex.s));
}
bld.loadImm(src, 0);
if (ticRel)
bld.mkOp3(OP_INSBF, TYPE_U32, src, ticRel, bld.mkImm(0x0917), src);
if (tscRel)
bld.mkOp3(OP_INSBF, TYPE_U32, src, tscRel, bld.mkImm(0x0710), src);
txq->moveSources(0, 1);
txq->setSrc(0, src);
} else {
// XXX this ignores tsc, and assumes a 1:1 mapping
assert(txq->tex.rIndirectSrc >= 0);
Value *hnd = loadTexHandle(
bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(),
txq->getIndirectR(), bld.mkImm(2)),
txq->tex.r);
txq->tex.r = 0xff;
txq->tex.s = 0x1f;
if (chipset < NVISA_GM107_CHIPSET) {
txq->setIndirectR(NULL);
txq->moveSources(0, 1);
txq->setSrc(0, hnd);
txq->tex.rIndirectSrc = 0;
} else {
txq->setIndirectR(hnd);
}
}
return true;
}