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authorSamuel Pitoiset <samuel.pitoiset@gmail.com>2016-10-21 17:43:00 +0200
committerEmil Velikov <emil.l.velikov@gmail.com>2016-10-27 11:28:30 +0100
commit5c004253543eb1ebc492be127f21cc8cd335384a (patch)
treee188cf72662f77e87362cf4aa526acfc9a26e0df /src/gallium/drivers
parent6458a9dc6cb045ea297bfcd4d652c8f7e55911ab (diff)
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nvc0/ir: fix emission of SHLADD with NEG modifiers
This affects GF100:GK110 chipsets, but not GM107+ where the logic is a bit different. The emitters tried to emit sub instead of subr when src0 has a NEG modifier. This fixes the following piglit tests glsl-fs-loop-nested and glsl-vs-loop-nested. Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com> Acked-by: Ilia Mirkin <imirkin@alum.mit.edu> Cc: "13.0" <mesa-stable@lists.freedesktop.org> (cherry picked from commit 1ec7227d44dceae8de7b93f846bbd33d66007909)
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp2
-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp2
2 files changed, 2 insertions, 2 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp
index ce20ed3..dbba4b1 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp
@@ -760,7 +760,7 @@ CodeEmitterGK110::emitISAD(const Instruction *i)
void
CodeEmitterGK110::emitSHLADD(const Instruction *i)
{
- uint8_t addOp = (i->src(2).mod.neg() << 1) | i->src(0).mod.neg();
+ uint8_t addOp = (i->src(0).mod.neg() << 1) | i->src(2).mod.neg();
const ImmediateValue *imm = i->src(1).get()->asImm();
assert(imm);
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
index 0be9f7a..3d3e1cb 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
@@ -762,7 +762,7 @@ CodeEmitterNVC0::emitIMAD(const Instruction *i)
void
CodeEmitterNVC0::emitSHLADD(const Instruction *i)
{
- uint8_t addOp = (i->src(2).mod.neg() << 1) | i->src(0).mod.neg();
+ uint8_t addOp = (i->src(0).mod.neg() << 1) | i->src(2).mod.neg();
const ImmediateValue *imm = i->src(1).get()->asImm();
assert(imm);