glasm: Implement patch memory

This commit is contained in:
ReinUsesLisp 2021-05-20 21:00:17 -03:00 committed by ameerj
parent 164b8c1ec5
commit a569ac418e
3 changed files with 51 additions and 6 deletions

View File

@ -80,6 +80,24 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
if (info.uses_invocation_id) {
Add("ATTRIB primitive_invocation=primitive.invocation;");
}
if (info.stores_tess_level_outer) {
Add("OUTPUT result_patch_tessouter[]={{result.patch.tessouter[0..3]}};");
}
if (info.stores_tess_level_inner) {
Add("OUTPUT result_patch_tessinner[]={{result.patch.tessinner[0..1]}};");
}
for (size_t index = 0; index < info.uses_patches.size(); ++index) {
if (!info.uses_patches[index]) {
continue;
}
if (stage == Stage::TessellationEval) {
Add("OUTPUT result_patch_attrib{}[]={{result.patch.attrib[{}..{}]}};", index, index,
index);
} else {
Add("ATTRIB primitive_patch_attrib{}[]={{primitive.patch.attrib[{}..{}]}};", index,
index, index);
}
}
for (size_t index = 0; index < program.info.stores_frag_color.size(); ++index) {
if (!program.info.stores_frag_color[index]) {
continue;

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@ -136,13 +136,40 @@ void EmitSetAttributeIndexed([[maybe_unused]] EmitContext& ctx, [[maybe_unused]]
throw NotImplementedException("GLASM instruction");
}
void EmitGetPatch([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Patch patch) {
throw NotImplementedException("GLASM instruction");
void EmitGetPatch(EmitContext& ctx, IR::Inst& inst, IR::Patch patch) {
if (!IR::IsGeneric(patch)) {
throw NotImplementedException("Non-generic patch load");
}
const u32 index{IR::GenericPatchIndex(patch)};
const u32 element{IR::GenericPatchElement(patch)};
ctx.Add("MOV.F {},result.patch.attrib[{}].{}", inst, index, "xyzw"[element]);
}
void EmitSetPatch([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Patch patch,
[[maybe_unused]] ScalarF32 value) {
throw NotImplementedException("GLASM instruction");
void EmitSetPatch(EmitContext& ctx, IR::Patch patch, ScalarF32 value) {
if (IR::IsGeneric(patch)) {
const u32 index{IR::GenericPatchIndex(patch)};
const u32 element{IR::GenericPatchElement(patch)};
ctx.Add("MOV.F result.patch.attrib[{}].{},{}", index, "xyzw"[element], value);
return;
}
switch (patch) {
case IR::Patch::TessellationLodLeft:
case IR::Patch::TessellationLodRight:
case IR::Patch::TessellationLodTop:
case IR::Patch::TessellationLodBottom: {
const u32 index{static_cast<u32>(patch) - u32(IR::Patch::TessellationLodLeft)};
ctx.Add("MOV.F result.patch.tessouter[{}].x,{};", index, value);
break;
}
case IR::Patch::TessellationLodInteriorU:
ctx.Add("MOV.F result.patch.tessinner[0].x,{};", value);
break;
case IR::Patch::TessellationLodInteriorV:
ctx.Add("MOV.F result.patch.tessinner[1].x,{};", value);
break;
default:
throw NotImplementedException("Patch {}", patch);
}
}
void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, ScalarF32 value) {

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@ -53,7 +53,7 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr, Scal
void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, ScalarF32 value, ScalarU32 vertex);
void EmitGetAttributeIndexed(EmitContext& ctx, ScalarU32 offset, ScalarU32 vertex);
void EmitSetAttributeIndexed(EmitContext& ctx, ScalarU32 offset, ScalarF32 value, ScalarU32 vertex);
void EmitGetPatch(EmitContext& ctx, IR::Patch patch);
void EmitGetPatch(EmitContext& ctx, IR::Inst& inst, IR::Patch patch);
void EmitSetPatch(EmitContext& ctx, IR::Patch patch, ScalarF32 value);
void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, ScalarF32 value);
void EmitSetSampleMask(EmitContext& ctx, ScalarS32 value);