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spirv: Simplify shared memory handling (#427)

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* spirv: Simplify shared memory handling

* spirv: Ignore clip plane

* spirv: Fix image offsets

* ir_pass: Implement shared memory lowering pass

* NVIDIA doesn't like using shared mem in fragment shader and softlocks driver

* spirv: Add log for ignoring pos1
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TheTurtle 2024-08-14 19:01:17 +03:00 • committed by GitHub
parent 4b11dabd9e
commit d332a5e611
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17 changed files with 182 additions and 274 deletions
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src/shader_recompiler/frontend/translate/vector_memory.cpp
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@ -250,10 +250,10 @@ void Translator::IMAGE_GATHER(const GcnInst& inst) {
const IR::Value texel = [&]() -> IR::Value {
const IR::F32 lod = flags.test(MimgModifier::Level0) ? ir.Imm32(0.f) : IR::F32{};
if (!flags.test(MimgModifier::Pcf)) {
return ir.ImageGather(handle, body, offset, {}, info);
return ir.ImageGather(handle, body, offset, info);
}
ASSERT(mimg.dmask & 1); // should be always 1st (R) component
return ir.ImageGatherDref(handle, body, offset, {}, dref, info);
return ir.ImageGatherDref(handle, body, offset, dref, info);
}();
// For gather4 instructions dmask selects which component to read and must have