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authorIlia Mirkin <[email protected]>2015-07-23 02:27:04 -0400
committerIlia Mirkin <[email protected]>2015-07-23 03:33:09 -0400
commit77672cdb64e9c19e974fe5985050709fc317498e (patch)
tree5a3e3419c95359d0f0cd6ee4ddddda7924281d28 /src
parent7cf2bffe8254de6808202d866598ec4c9afe1a51 (diff)
nvc0/ir: add hazard for 2nd dim of vfetch/load indirect argument
Apparently a multi-word load can potentially overwrite the indirect sources, so make sure that RA picks different registers for those. Signed-off-by: Ilia Mirkin <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_ra.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_ra.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_ra.cpp
index 898653c9953..78bc97f4397 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_ra.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_ra.cpp
@@ -2066,6 +2066,8 @@ RegAlloc::InsertConstraintsPass::visit(BasicBlock *bb)
condenseDefs(i);
if (i->src(0).isIndirect(0) && typeSizeof(i->dType) >= 8)
addHazard(i, i->src(0).getIndirect(0));
+ if (i->src(0).isIndirect(1) && typeSizeof(i->dType) >= 8)
+ addHazard(i, i->src(0).getIndirect(1));
} else
if (i->op == OP_UNION ||
i->op == OP_MERGE ||