Ilia Mirkin
2015-Jan-04 23:07 UTC
[Nouveau] [PATCH] nv50/ir: fix texture offsets in release builds
assert's get compiled out in release builds, so they can't be relied
upon to perform logic.
Reported-by: Pierre Moreau <pierre.morrow at free.fr>
Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
Cc: "10.2 10.3 10.4" <mesa-stable at lists.freedesktop.org>
---
src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp | 3 ++-
src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp
b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp
index e283424..0d7612e 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp
@@ -772,7 +772,8 @@ NV50LoweringPreSSA::handleTEX(TexInstruction *i)
if (i->tex.useOffsets) {
for (int c = 0; c < 3; ++c) {
ImmediateValue val;
- assert(i->offset[0][c].getImmediate(val));
+ if (!i->offset[0][c].getImmediate(val))
+ assert(!"non-immediate offset");
i->tex.offset[c] = val.reg.data.u32;
i->offset[0][c].set(NULL);
}
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
index e279ba7..ff48e94 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
@@ -755,7 +755,8 @@ NVC0LoweringPass::handleTEX(TexInstruction *i)
assert(i->tex.useOffsets == 1);
for (c = 0; c < 3; ++c) {
ImmediateValue val;
- assert(i->offset[0][c].getImmediate(val));
+ if (!i->offset[0][c].getImmediate(val))
+ assert(!"non-immediate offset passed to non-TXG");
imm |= (val.reg.data.u32 & 0xf) << (c * 4);
}
if (i->op == OP_TXD && chipset >= NVISA_GK104_CHIPSET) {
--
2.0.5
Apparently Analagous Threads
- [PATCH] nvc0/ir: move sample id to second source arg to fix sampler2DMS
- [PATCH] gm107/ir: fix texture argument order
- [PATCH] nv50/ir: change the way float face is returned
- [PATCH 1/2] nvc0: add support for texture gather
- [PATCH 1/2] nvc0/ir: use manual TXD when offsets are involved
