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nv50/ir: fix tex constraints for surface coords on Fermi

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Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Samuel Pitoiset 2016-04-27 18:27:10 +02:00
parent be4caaf247
commit 8aa1fd321d
1 changed files with 6 additions and 0 deletions
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6
src/gallium/drivers/nouveau/codegen/nv50_ir_ra.cpp
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@ -2152,6 +2152,12 @@ RegAlloc::InsertConstraintsPass::texConstraintNVC0(TexInstruction *tex)
if (tex->op == OP_TXQ) {
s = tex->srcCount(0xff);
n = 0;
} else if (isSurfaceOp(tex->op)) {
s = tex->tex.target.getDim() + (tex->tex.target.isArray() || tex->tex.target.isCube());
if (tex->op == OP_SUSTB || tex->op == OP_SUSTP)
n = 4;
else
n = 0;
} else {
s = tex->tex.target.getArgCount() - tex->tex.target.isMS();
if (!tex->tex.target.isArray() &&