spirv: Workaround image unsigned offset bug

Workaround bug on Nvidia's OpenGL SPIR-V compiler when using unsigned
texture offsets.
This commit is contained in:
ReinUsesLisp
2021-05-23 04:14:35 -03:00
committed by ameerj
parent 4ead714910
commit d2e811db2e
2 changed files with 26 additions and 9 deletions

View File

@ -104,7 +104,7 @@ private:
return;
}
if (offset.IsImmediate()) {
Add(spv::ImageOperandsMask::ConstOffset, ctx.Const(offset.U32()));
Add(spv::ImageOperandsMask::ConstOffset, ctx.SConst(offset.U32()));
return;
}
IR::Inst* const inst{offset.InstRecursive()};
@ -112,16 +112,16 @@ private:
switch (inst->GetOpcode()) {
case IR::Opcode::CompositeConstructU32x2:
Add(spv::ImageOperandsMask::ConstOffset,
ctx.Const(inst->Arg(0).U32(), inst->Arg(1).U32()));
ctx.SConst(inst->Arg(0).U32(), inst->Arg(1).U32()));
return;
case IR::Opcode::CompositeConstructU32x3:
Add(spv::ImageOperandsMask::ConstOffset,
ctx.Const(inst->Arg(0).U32(), inst->Arg(1).U32(), inst->Arg(2).U32()));
ctx.SConst(inst->Arg(0).U32(), inst->Arg(1).U32(), inst->Arg(2).U32()));
return;
case IR::Opcode::CompositeConstructU32x4:
Add(spv::ImageOperandsMask::ConstOffset,
ctx.Const(inst->Arg(0).U32(), inst->Arg(1).U32(), inst->Arg(2).U32(),
inst->Arg(3).U32()));
ctx.SConst(inst->Arg(0).U32(), inst->Arg(1).U32(), inst->Arg(2).U32(),
inst->Arg(3).U32()));
return;
default:
break;