glsl: Cleanup/Address feedback

This commit is contained in:
ameerj 2021-06-14 23:02:07 -04:00
parent 74f683787e
commit 6eea88d614
10 changed files with 24 additions and 28 deletions

View file

@ -156,8 +156,7 @@ void EmitCode(EmitContext& ctx, const IR::Program& program) {
ctx.Add("for(;;){{");
break;
case IR::AbstractSyntaxNode::Type::Repeat:
ctx.Add("if({}){{continue;}}else{{break;}}}}",
ctx.var_alloc.Consume(node.data.repeat.cond));
ctx.Add("if(!{}){{break;}}}}", ctx.var_alloc.Consume(node.data.repeat.cond));
break;
default:
throw NotImplementedException("AbstractSyntaxNode Type {}", node.type);
@ -166,7 +165,7 @@ void EmitCode(EmitContext& ctx, const IR::Program& program) {
}
std::string GlslVersionSpecifier(const EmitContext& ctx) {
if (ctx.uses_y_direction || ctx.info.stores_legacy_varyings) {
if (ctx.uses_y_direction || ctx.info.stores_legacy_varyings || ctx.info.loads_legacy_varyings) {
return " compatibility";
}
return "";
@ -187,7 +186,8 @@ void DefineVariables(const EmitContext& ctx, std::string& header) {
const auto type{static_cast<GlslVarType>(i)};
const auto& tracker{ctx.var_alloc.GetUseTracker(type)};
const auto type_name{ctx.var_alloc.GetGlslType(type)};
const auto precise{IsPreciseType(type) ? "precise " : ""};
const bool has_precise_bug{ctx.stage == Stage::Fragment && ctx.profile.has_gl_precise_bug};
const auto precise{!has_precise_bug && IsPreciseType(type) ? "precise " : ""};
// Temps/return types that are never used are stored at index 0
if (tracker.uses_temp) {
header += fmt::format("{}{} t{}={}(0);", precise, type_name,

View file

@ -98,7 +98,7 @@ void EmitSharedAtomicExchange32(EmitContext& ctx, IR::Inst& inst, std::string_vi
void EmitSharedAtomicExchange64(EmitContext& ctx, IR::Inst& inst, std::string_view pointer_offset,
std::string_view value) {
LOG_WARNING(Shader_GLSL, "Int64 Atomics not supported, fallback to non-atomic");
LOG_WARNING(Shader_GLSL, "Int64 atomics not supported, fallback to non-atomic");
ctx.AddU64("{}=packUint2x32(uvec2(smem[{}>>2],smem[({}+4)>>2]));", inst, pointer_offset,
pointer_offset);
ctx.Add("smem[{}>>2]=unpackUint2x32({}).x;smem[({}+4)>>2]=unpackUint2x32({}).y;",
@ -171,7 +171,7 @@ void EmitStorageAtomicExchange32(EmitContext& ctx, IR::Inst& inst, const IR::Val
void EmitStorageAtomicIAdd64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
LOG_WARNING(Shader_GLSL, "Int64 Atomics not supported, fallback to non-atomic");
LOG_WARNING(Shader_GLSL, "Int64 atomics not supported, fallback to non-atomic");
ctx.AddU64("{}=packUint2x32(uvec2({}_ssbo{}[{}>>2],{}_ssbo{}[({}>>2)+1]));", inst,
ctx.stage_name, binding.U32(), ctx.var_alloc.Consume(offset), ctx.stage_name,
binding.U32(), ctx.var_alloc.Consume(offset));
@ -182,7 +182,7 @@ void EmitStorageAtomicIAdd64(EmitContext& ctx, IR::Inst& inst, const IR::Value&
void EmitStorageAtomicSMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
LOG_WARNING(Shader_GLSL, "Int64 Atomics not supported, fallback to non-atomic");
LOG_WARNING(Shader_GLSL, "Int64 atomics not supported, fallback to non-atomic");
ctx.AddU64("{}=packInt2x32(ivec2({}_ssbo{}[{}>>2],{}_ssbo{}[({}>>2)+1]));", inst,
ctx.stage_name, binding.U32(), ctx.var_alloc.Consume(offset), ctx.stage_name,
binding.U32(), ctx.var_alloc.Consume(offset));
@ -195,7 +195,7 @@ void EmitStorageAtomicSMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value&
void EmitStorageAtomicUMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
LOG_WARNING(Shader_GLSL, "Int64 Atomics not supported, fallback to non-atomic");
LOG_WARNING(Shader_GLSL, "Int64 atomics not supported, fallback to non-atomic");
ctx.AddU64("{}=packUint2x32(uvec2({}_ssbo{}[{}>>2],{}_ssbo{}[({}>>2)+1]));", inst,
ctx.stage_name, binding.U32(), ctx.var_alloc.Consume(offset), ctx.stage_name,
binding.U32(), ctx.var_alloc.Consume(offset));
@ -207,7 +207,7 @@ void EmitStorageAtomicUMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value&
void EmitStorageAtomicSMax64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
LOG_WARNING(Shader_GLSL, "Int64 Atomics not supported, fallback to non-atomic");
LOG_WARNING(Shader_GLSL, "Int64 atomics not supported, fallback to non-atomic");
ctx.AddU64("{}=packInt2x32(ivec2({}_ssbo{}[{}>>2],{}_ssbo{}[({}>>2)+1]));", inst,
ctx.stage_name, binding.U32(), ctx.var_alloc.Consume(offset), ctx.stage_name,
binding.U32(), ctx.var_alloc.Consume(offset));
@ -220,7 +220,7 @@ void EmitStorageAtomicSMax64(EmitContext& ctx, IR::Inst& inst, const IR::Value&
void EmitStorageAtomicUMax64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
LOG_WARNING(Shader_GLSL, "Int64 Atomics not supported, fallback to non-atomic");
LOG_WARNING(Shader_GLSL, "Int64 atomics not supported, fallback to non-atomic");
ctx.AddU64("{}=packUint2x32(uvec2({}_ssbo{}[{}>>2],{}_ssbo{}[({}>>2)+1]));", inst,
ctx.stage_name, binding.U32(), ctx.var_alloc.Consume(offset), ctx.stage_name,
binding.U32(), ctx.var_alloc.Consume(offset));

View file

@ -17,8 +17,7 @@ void CompositeInsert(EmitContext& ctx, std::string_view result, std::string_view
// The result is aliased with the composite
ctx.Add("{}.{}={};", composite, SWIZZLE[index], object);
} else {
ctx.Add("{}={};", result, composite);
ctx.Add("{}.{}={};", result, SWIZZLE[index], object);
ctx.Add("{}={};{}.{}={};", result, composite, result, SWIZZLE[index], object);
}
}
} // Anonymous namespace

View file

@ -30,7 +30,7 @@ std::string InputVertexIndex(EmitContext& ctx, std::string_view vertex) {
return IsInputArray(ctx.stage) ? fmt::format("[{}]", vertex) : "";
}
std::string OutputVertexIndex(EmitContext& ctx) {
std::string_view OutputVertexIndex(EmitContext& ctx) {
return ctx.stage == Stage::TessellationControl ? "[gl_InvocationID]" : "";
}
@ -40,7 +40,7 @@ void GetCbuf(EmitContext& ctx, std::string_view ret, const IR::Value& binding,
const bool is_immediate{offset.IsImmediate()};
if (is_immediate) {
const s32 signed_offset{static_cast<s32>(offset.U32())};
static constexpr u32 cbuf_size{4096 * 16};
static constexpr u32 cbuf_size{0x10000};
if (signed_offset < 0 || offset.U32() > cbuf_size) {
LOG_WARNING(Shader_GLSL, "Immediate constant buffer offset is out of bounds");
ctx.Add("{}=0u;", ret);
@ -140,7 +140,7 @@ void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding
const IR::Value& offset) {
const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
if (offset.IsImmediate()) {
static constexpr u32 cbuf_size{4096 * 16};
static constexpr u32 cbuf_size{0x10000};
const u32 u32_offset{offset.U32()};
const s32 signed_offset{static_cast<s32>(offset.U32())};
if (signed_offset < 0 || u32_offset > cbuf_size) {
@ -308,21 +308,13 @@ void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view val
case IR::Attribute::ColorFrontDiffuseG:
case IR::Attribute::ColorFrontDiffuseB:
case IR::Attribute::ColorFrontDiffuseA:
if (ctx.stage == Stage::Fragment) {
ctx.Add("gl_Color.{}={};", swizzle, value);
} else {
ctx.Add("gl_FrontColor.{}={};", swizzle, value);
}
ctx.Add("gl_FrontColor.{}={};", swizzle, value);
break;
case IR::Attribute::ColorFrontSpecularR:
case IR::Attribute::ColorFrontSpecularG:
case IR::Attribute::ColorFrontSpecularB:
case IR::Attribute::ColorFrontSpecularA:
if (ctx.stage == Stage::Fragment) {
ctx.Add("gl_SecondaryColor.{}={};", swizzle, value);
} else {
ctx.Add("gl_FrontSecondaryColor.{}={};", swizzle, value);
}
ctx.Add("gl_FrontSecondaryColor.{}={};", swizzle, value);
break;
case IR::Attribute::ColorBackDiffuseR:
case IR::Attribute::ColorBackDiffuseG:

View file

@ -28,6 +28,7 @@ void SetSignFlag(EmitContext& ctx, IR::Inst& inst, std::string_view result) {
sign->Invalidate();
}
} // Anonymous namespace
void EmitIAdd32(EmitContext& ctx, IR::Inst& inst, std::string_view a, std::string_view b) {
const auto result{ctx.var_alloc.Define(inst, GlslVarType::U32)};
if (IR::Inst* const carry{inst.GetAssociatedPseudoOperation(IR::Opcode::GetCarryFromOp)}) {

View file

@ -20,6 +20,7 @@ void SharedWriteCas(EmitContext& ctx, std::string_view offset, std::string_view
ctx.Add(cas_loop, smem, smem, smem, value, bit_offset, num_bits);
}
} // Anonymous namespace
void EmitLoadSharedU8(EmitContext& ctx, IR::Inst& inst, std::string_view offset) {
ctx.AddU32("{}=bitfieldExtract(smem[{}>>2],int({}%4)*8,8);", inst, offset, offset);
}

View file

@ -43,7 +43,7 @@ void UseShuffleNv(EmitContext& ctx, IR::Inst& inst, std::string_view shfl_op,
ctx.AddU32("{}={}({},{},{},shfl_in_bounds);", inst, shfl_op, value, index, width);
SetInBoundsFlag(ctx, inst);
}
} // namespace
} // Anonymous namespace
void EmitLaneId(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU32("{}=gl_SubGroupInvocationARB&31u;", inst);

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@ -177,8 +177,7 @@ Id VarAlloc::Alloc(GlslVarType type) {
void VarAlloc::Free(Id id) {
if (id.is_valid == 0) {
// throw LogicError("Freeing invalid variable");
return;
throw LogicError("Freeing invalid variable");
}
auto& use_tracker{GetUseTracker(id.type)};
use_tracker.var_use[id.index] = false;

View file

@ -105,6 +105,8 @@ struct Profile {
bool has_broken_signed_operations{};
/// Dynamic vec4 indexing is broken on some OpenGL drivers
bool has_gl_component_indexing_bug{};
/// The precise type qualifier is broken in the fragment stage of some drivers
bool has_gl_precise_bug{};
/// Ignores SPIR-V ordered vs unordered using GLSL semantics
bool ignore_nan_fp_comparisons{};
};

View file

@ -196,6 +196,8 @@ ShaderCache::ShaderCache(RasterizerOpenGL& rasterizer_, Core::Frontend::EmuWindo
.has_broken_spirv_clamp = true,
.has_broken_unsigned_image_offsets = true,
.has_broken_signed_operations = true,
.has_gl_component_indexing_bug = device.HasComponentIndexingBug(),
.has_gl_precise_bug = device.HasPreciseBug(),
.ignore_nan_fp_comparisons = true,
} {
if (use_asynchronous_shaders) {