Signed-off-by: Pierre Moreau <[email protected]>
---
src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
index e032255178..57223d311c 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
@@ -975,8 +975,9 @@ ConstantFolding::opnd(Instruction *i, ImmediateValue &imm0,
int s)
bld.setPosition(i, false);
uint8_t size = i->getDef(0)->reg.size;
- uint32_t mask = (1ULL << size) - 1;
- assert(size <= 32);
+ uint8_t bitsize = size * 8;
+ uint32_t mask = (1ULL << bitsize) - 1;
+ assert(bitsize <= 32);
uint64_t val = imm0.reg.data.u64;
for (int8_t d = 0; i->defExists(d); ++d) {
@@ -984,7 +985,7 @@ ConstantFolding::opnd(Instruction *i, ImmediateValue &imm0,
int s)
assert(def->reg.size == size);
newi = bld.mkMov(def, bld.mkImm((uint32_t)(val & mask)), TYPE_U32);
- val >>= size;
+ val >>= bitsize;
}
delete_Instruction(prog, i);
break;
--
2.13.1
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