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glsl: textures wip

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This commit is contained in:
ameerj 2021-05-26 21:18:17 -04:00
parent 32328acc39
commit 2328b0b2a8
9 changed files with 139 additions and 75 deletions
src/shader_recompiler/backend/glsl
emit_glsl_not_implemented.cpp

27
src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp
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@ -39,17 +39,26 @@ void EmitReference(EmitContext&) {
}
void EmitPhiMove(EmitContext& ctx, const IR::Value& phi_value, const IR::Value& value) {
IR::Inst& phi{RegAlloc::AliasInst(*phi_value.Inst())};
IR::Inst& phi{*phi_value.InstRecursive()};
const auto phi_type{phi.Arg(0).Type()};
if (!phi.Definition<Id>().is_valid) {
// The phi node wasn't forward defined
ctx.Add("{};", ctx.reg_alloc.Define(phi, phi.Arg(0).Type()));
ctx.Add("{};", ctx.reg_alloc.Define(phi, phi_type));
}
const auto phi_reg{ctx.reg_alloc.Consume(IR::Value{&phi})};
const auto val_reg{ctx.reg_alloc.Consume(value)};
if (phi_reg == val_reg) {
return;
}
ctx.Add("{}={};", phi_reg, val_reg);
if (phi_type == value.Type()) {
ctx.Add("{}={}; // PHI MOVE", phi_reg, val_reg);
} else if (phi_type == IR::Type::U32 && value.Type() == IR::Type::F32) {
ctx.Add("{}=floatBitsToUint({}); // CAST PHI MOVE", phi_reg, val_reg);
} else {
throw NotImplementedException("{} to {} move", phi_type, value.Type());
const auto cast{ctx.reg_alloc.GetGlslType(phi_type)};
ctx.Add("{}={}({}); // CAST PHI MOVE", phi_reg, cast, val_reg);
}
}
void EmitBranch(EmitContext& ctx, std::string_view label) {
@ -235,23 +244,23 @@ void EmitWriteLocal(EmitContext& ctx, std::string_view word_offset, std::string_
NotImplemented();
}
void EmitUndefU1(EmitContext& ctx) {
void EmitUndefU1(EmitContext& ctx, IR::Inst& inst) {
NotImplemented();
}
void EmitUndefU8(EmitContext& ctx) {
void EmitUndefU8(EmitContext& ctx, IR::Inst& inst) {
NotImplemented();
}
void EmitUndefU16(EmitContext& ctx) {
void EmitUndefU16(EmitContext& ctx, IR::Inst& inst) {
NotImplemented();
}
void EmitUndefU32(EmitContext& ctx) {
NotImplemented();
void EmitUndefU32(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU32("{}=0u;", inst);
}
void EmitUndefU64(EmitContext& ctx) {
void EmitUndefU64(EmitContext& ctx, IR::Inst& inst) {
NotImplemented();
}