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Merge pull request #7629 from ameerj/nv-driver-fixes

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shaders: Add fixes for NVIDIA drivers 495+
This commit is contained in:
Fernando S 2022-01-03 00:39:59 +01:00 • committed by GitHub
commit ae7da0b12d
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GPG key ID: 4AEE18F83AFDEB23
18 changed files with 140 additions and 30 deletions
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25
src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
View file

@ -355,6 +355,31 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
}
}
Id EmitGetAttributeU32(EmitContext& ctx, IR::Attribute attr, Id) {
switch (attr) {
case IR::Attribute::PrimitiveId:
return ctx.OpLoad(ctx.U32[1], ctx.primitive_id);
case IR::Attribute::InstanceId:
if (ctx.profile.support_vertex_instance_id) {
return ctx.OpLoad(ctx.U32[1], ctx.instance_id);
} else {
const Id index{ctx.OpLoad(ctx.U32[1], ctx.instance_index)};
const Id base{ctx.OpLoad(ctx.U32[1], ctx.base_instance)};
return ctx.OpISub(ctx.U32[1], index, base);
}
case IR::Attribute::VertexId:
if (ctx.profile.support_vertex_instance_id) {
return ctx.OpLoad(ctx.U32[1], ctx.vertex_id);
} else {
const Id index{ctx.OpLoad(ctx.U32[1], ctx.vertex_index)};
const Id base{ctx.OpLoad(ctx.U32[1], ctx.base_vertex)};
return ctx.OpISub(ctx.U32[1], index, base);
}
default:
throw NotImplementedException("Read U32 attribute {}", attr);
}
}
void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, Id value, [[maybe_unused]] Id vertex) {
const std::optional<OutAttr> output{OutputAttrPointer(ctx, attr)};
if (!output) {

1
src/shader_recompiler/backend/spirv/emit_spirv_instructions.h
View file

@ -53,6 +53,7 @@ Id EmitGetCbufU32(EmitContext& ctx, const IR::Value& binding, const IR::Value& o
Id EmitGetCbufF32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
Id EmitGetCbufU32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex);
Id EmitGetAttributeU32(EmitContext& ctx, IR::Attribute attr, Id vertex);
void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, Id value, Id vertex);
Id EmitGetAttributeIndexed(EmitContext& ctx, Id offset, Id vertex);
void EmitSetAttributeIndexed(EmitContext& ctx, Id offset, Id value, Id vertex);