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@ -113,7 +113,7 @@ private:
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/// Scans a range of code for labels and determines the exit method.
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ExitMethod Scan(u32 begin, u32 end, std::set<u32>& labels) {
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auto [iter, inserted] =
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const auto [iter, inserted] =
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exit_method_map.emplace(std::make_pair(begin, end), ExitMethod::Undetermined);
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ExitMethod& exit_method = iter->second;
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if (!inserted)
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@ -131,22 +131,22 @@ private:
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if (instr.pred.pred_index == static_cast<u64>(Pred::UnusedIndex)) {
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return exit_method = ExitMethod::AlwaysEnd;
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} else {
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ExitMethod not_met = Scan(offset + 1, end, labels);
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const ExitMethod not_met = Scan(offset + 1, end, labels);
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return exit_method = ParallelExit(ExitMethod::AlwaysEnd, not_met);
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}
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}
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case OpCode::Id::BRA: {
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u32 target = offset + instr.bra.GetBranchTarget();
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const u32 target = offset + instr.bra.GetBranchTarget();
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labels.insert(target);
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ExitMethod no_jmp = Scan(offset + 1, end, labels);
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ExitMethod jmp = Scan(target, end, labels);
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const ExitMethod no_jmp = Scan(offset + 1, end, labels);
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const ExitMethod jmp = Scan(target, end, labels);
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return exit_method = ParallelExit(no_jmp, jmp);
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}
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case OpCode::Id::SSY: {
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// The SSY instruction uses a similar encoding as the BRA instruction.
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ASSERT_MSG(instr.bra.constant_buffer == 0,
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"Constant buffer SSY is not supported");
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u32 target = offset + instr.bra.GetBranchTarget();
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const u32 target = offset + instr.bra.GetBranchTarget();
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labels.insert(target);
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// Continue scanning for an exit method.
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break;
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@ -346,8 +346,8 @@ public:
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*/
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void SetRegisterToInputAttibute(const Register& reg, u64 elem, Attribute::Index attribute,
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const Tegra::Shader::IpaMode& input_mode) {
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std::string dest = GetRegisterAsFloat(reg);
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std::string src = GetInputAttribute(attribute, input_mode) + GetSwizzle(elem);
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const std::string dest = GetRegisterAsFloat(reg);
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const std::string src = GetInputAttribute(attribute, input_mode) + GetSwizzle(elem);
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shader.AddLine(dest + " = " + src + ';');
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}
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@ -359,8 +359,8 @@ public:
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* @param reg The register to use as the source value.
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*/
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void SetOutputAttributeToRegister(Attribute::Index attribute, u64 elem, const Register& reg) {
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std::string dest = GetOutputAttribute(attribute);
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std::string src = GetRegisterAsFloat(reg);
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const std::string dest = GetOutputAttribute(attribute);
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const std::string src = GetRegisterAsFloat(reg);
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if (!dest.empty()) {
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// Can happen with unknown/unimplemented output attributes, in which case we ignore the
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@ -393,9 +393,9 @@ public:
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GLSLRegister::Type type) {
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declr_const_buffers[cbuf_index].MarkAsUsedIndirect(cbuf_index, stage);
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std::string final_offset = fmt::format("({} + {})", index_str, offset / 4);
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std::string value = 'c' + std::to_string(cbuf_index) + '[' + final_offset + " / 4][" +
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final_offset + " % 4]";
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const std::string final_offset = fmt::format("({} + {})", index_str, offset / 4);
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const std::string value = 'c' + std::to_string(cbuf_index) + '[' + final_offset + " / 4][" +
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final_offset + " % 4]";
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if (type == GLSLRegister::Type::Float) {
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return value;
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|
@ -468,10 +468,10 @@ public:
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/// necessary.
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std::string AccessSampler(const Sampler& sampler, Tegra::Shader::TextureType type,
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|
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bool is_array) {
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|
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size_t offset = static_cast<size_t>(sampler.index.Value());
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|
|
const size_t offset = static_cast<size_t>(sampler.index.Value());
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|
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|
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|
|
// If this sampler has already been used, return the existing mapping.
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|
|
auto itr =
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|
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const auto itr =
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|
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std::find_if(used_samplers.begin(), used_samplers.end(),
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|
|
[&](const SamplerEntry& entry) { return entry.GetOffset() == offset; });
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|
|
|
@ -481,8 +481,8 @@ public:
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|
|
}
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|
|
// Otherwise create a new mapping for this sampler
|
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|
|
size_t next_index = used_samplers.size();
|
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|
|
SamplerEntry entry{stage, offset, next_index, type, is_array};
|
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|
|
const size_t next_index = used_samplers.size();
|
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|
|
const SamplerEntry entry{stage, offset, next_index, type, is_array};
|
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|
|
used_samplers.emplace_back(entry);
|
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|
|
return entry.GetName();
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|
|
}
|
|
|
|
@ -699,7 +699,7 @@ private:
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|
|
};
|
|
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|
|
bool IsColorComponentOutputEnabled(u32 render_target, u32 component) const {
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|
|
u32 bit = render_target * 4 + component;
|
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|
|
const u32 bit = render_target * 4 + component;
|
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|
|
|
return enabled_color_outputs & (1 << bit);
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|
|
|
|
}
|
|
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|
|
};
|
|
|
|
@ -707,7 +707,7 @@ private:
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|
|
|
|
|
|
|
|
/// Gets the Subroutine object corresponding to the specified address.
|
|
|
|
|
const Subroutine& GetSubroutine(u32 begin, u32 end) const {
|
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|
|
|
auto iter = subroutines.find(Subroutine{begin, end, suffix});
|
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|
|
|
const auto iter = subroutines.find(Subroutine{begin, end, suffix});
|
|
|
|
|
ASSERT(iter != subroutines.end());
|
|
|
|
|
return *iter;
|
|
|
|
|
}
|
|
|
|
@ -752,7 +752,7 @@ private:
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|
|
// Can't assign to the constant predicate.
|
|
|
|
|
ASSERT(pred != static_cast<u64>(Pred::UnusedIndex));
|
|
|
|
|
|
|
|
|
|
std::string variable = 'p' + std::to_string(pred) + '_' + suffix;
|
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|
|
|
const std::string variable = 'p' + std::to_string(pred) + '_' + suffix;
|
|
|
|
|
shader.AddLine(variable + " = " + value + ';');
|
|
|
|
|
declr_predicates.insert(std::move(variable));
|
|
|
|
|
}
|
|
|
|
@ -1033,7 +1033,11 @@ private:
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|
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|
|
if (header.writes_depth) {
|
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|
|
|
// The depth output is always 2 registers after the last color output, and current_reg
|
|
|
|
|
// already contains one past the last color register.
|
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|
|
shader.AddLine("gl_FragDepth = " + regs.GetRegisterAsFloat(current_reg + 1) + ';');
|
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|
|
|
|
shader.AddLine(
|
|
|
|
|
"gl_FragDepth = " +
|
|
|
|
|
regs.GetRegisterAsFloat(static_cast<Tegra::Shader::Register>(current_reg) + 1) +
|
|
|
|
|
';');
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
@ -1435,7 +1439,7 @@ private:
|
|
|
|
|
if (instr.alu_integer.negate_b)
|
|
|
|
|
op_b = "-(" + op_b + ')';
|
|
|
|
|
|
|
|
|
|
std::string shift = std::to_string(instr.alu_integer.shift_amount.Value());
|
|
|
|
|
const std::string shift = std::to_string(instr.alu_integer.shift_amount.Value());
|
|
|
|
|
|
|
|
|
|
regs.SetRegisterToInteger(instr.gpr0, true, 0,
|
|
|
|
|
"((" + op_a + " << " + shift + ") + " + op_b + ')', 1, 1);
|
|
|
|
@ -1453,7 +1457,7 @@ private:
|
|
|
|
|
case OpCode::Id::SEL_C:
|
|
|
|
|
case OpCode::Id::SEL_R:
|
|
|
|
|
case OpCode::Id::SEL_IMM: {
|
|
|
|
|
std::string condition =
|
|
|
|
|
const std::string condition =
|
|
|
|
|
GetPredicateCondition(instr.sel.pred, instr.sel.neg_pred != 0);
|
|
|
|
|
regs.SetRegisterToInteger(instr.gpr0, true, 0,
|
|
|
|
|
'(' + condition + ") ? " + op_a + " : " + op_b, 1, 1);
|
|
|
|
@ -1475,8 +1479,9 @@ private:
|
|
|
|
|
case OpCode::Id::LOP3_C:
|
|
|
|
|
case OpCode::Id::LOP3_R:
|
|
|
|
|
case OpCode::Id::LOP3_IMM: {
|
|
|
|
|
std::string op_c = regs.GetRegisterAsInteger(instr.gpr39);
|
|
|
|
|
const std::string op_c = regs.GetRegisterAsInteger(instr.gpr39);
|
|
|
|
|
std::string lut;
|
|
|
|
|
|
|
|
|
|
if (opcode->GetId() == OpCode::Id::LOP3_R) {
|
|
|
|
|
lut = '(' + std::to_string(instr.alu.lop3.GetImmLut28()) + ')';
|
|
|
|
|
} else {
|
|
|
|
@ -1491,9 +1496,9 @@ private:
|
|
|
|
|
case OpCode::Id::IMNMX_IMM: {
|
|
|
|
|
ASSERT_MSG(instr.imnmx.exchange == Tegra::Shader::IMinMaxExchange::None,
|
|
|
|
|
"Unimplemented");
|
|
|
|
|
std::string condition =
|
|
|
|
|
const std::string condition =
|
|
|
|
|
GetPredicateCondition(instr.imnmx.pred, instr.imnmx.negate_pred != 0);
|
|
|
|
|
std::string parameters = op_a + ',' + op_b;
|
|
|
|
|
const std::string parameters = op_a + ',' + op_b;
|
|
|
|
|
regs.SetRegisterToInteger(instr.gpr0, instr.imnmx.is_signed, 0,
|
|
|
|
|
'(' + condition + ") ? min(" + parameters + ") : max(" +
|
|
|
|
|
parameters + ')',
|
|
|
|
@ -1510,7 +1515,7 @@ private:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
case OpCode::Type::Ffma: {
|
|
|
|
|
std::string op_a = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
const std::string op_a = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
std::string op_b = instr.ffma.negate_b ? "-" : "";
|
|
|
|
|
std::string op_c = instr.ffma.negate_c ? "-" : "";
|
|
|
|
|
|
|
|
|
@ -1720,7 +1725,7 @@ private:
|
|
|
|
|
shader.AddLine("uint index = (" + regs.GetRegisterAsInteger(instr.gpr8, 0, false) +
|
|
|
|
|
" / 4) & (MAX_CONSTBUFFER_ELEMENTS - 1);");
|
|
|
|
|
|
|
|
|
|
std::string op_a =
|
|
|
|
|
const std::string op_a =
|
|
|
|
|
regs.GetUniformIndirect(instr.cbuf36.index, instr.cbuf36.offset + 0, "index",
|
|
|
|
|
GLSLRegister::Type::Float);
|
|
|
|
|
|
|
|
|
@ -1730,7 +1735,7 @@ private:
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case Tegra::Shader::UniformType::Double: {
|
|
|
|
|
std::string op_b =
|
|
|
|
|
const std::string op_b =
|
|
|
|
|
regs.GetUniformIndirect(instr.cbuf36.index, instr.cbuf36.offset + 4,
|
|
|
|
|
"index", GLSLRegister::Type::Float);
|
|
|
|
|
regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1);
|
|
|
|
@ -1760,13 +1765,13 @@ private:
|
|
|
|
|
|
|
|
|
|
switch (texture_type) {
|
|
|
|
|
case Tegra::Shader::TextureType::Texture1D: {
|
|
|
|
|
std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
coord = "float coords = " + x + ';';
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
case Tegra::Shader::TextureType::Texture2D: {
|
|
|
|
|
std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
|
|
|
|
const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
|
|
|
|
coord = "vec2 coords = vec2(" + x + ", " + y + ");";
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
@ -1776,8 +1781,8 @@ private:
|
|
|
|
|
UNREACHABLE();
|
|
|
|
|
|
|
|
|
|
// Fallback to interpreting as a 2D texture for now
|
|
|
|
|
std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
|
|
|
|
const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
|
|
|
|
coord = "vec2 coords = vec2(" + x + ", " + y + ");";
|
|
|
|
|
texture_type = Tegra::Shader::TextureType::Texture2D;
|
|
|
|
|
}
|
|
|
|
@ -1811,13 +1816,13 @@ private:
|
|
|
|
|
switch (texture_type) {
|
|
|
|
|
case Tegra::Shader::TextureType::Texture2D: {
|
|
|
|
|
if (is_array) {
|
|
|
|
|
std::string index = regs.GetRegisterAsInteger(instr.gpr8);
|
|
|
|
|
std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
|
|
|
|
std::string y = regs.GetRegisterAsFloat(instr.gpr20);
|
|
|
|
|
const std::string index = regs.GetRegisterAsInteger(instr.gpr8);
|
|
|
|
|
const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
|
|
|
|
const std::string y = regs.GetRegisterAsFloat(instr.gpr20);
|
|
|
|
|
coord = "vec3 coords = vec3(" + x + ", " + y + ", " + index + ");";
|
|
|
|
|
} else {
|
|
|
|
|
std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
std::string y = regs.GetRegisterAsFloat(instr.gpr20);
|
|
|
|
|
const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
const std::string y = regs.GetRegisterAsFloat(instr.gpr20);
|
|
|
|
|
coord = "vec2 coords = vec2(" + x + ", " + y + ");";
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
@ -1828,8 +1833,8 @@ private:
|
|
|
|
|
UNREACHABLE();
|
|
|
|
|
|
|
|
|
|
// Fallback to interpreting as a 2D texture for now
|
|
|
|
|
std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
std::string y = regs.GetRegisterAsFloat(instr.gpr20);
|
|
|
|
|
const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
const std::string y = regs.GetRegisterAsFloat(instr.gpr20);
|
|
|
|
|
coord = "vec2 coords = vec2(" + x + ", " + y + ");";
|
|
|
|
|
texture_type = Tegra::Shader::TextureType::Texture2D;
|
|
|
|
|
is_array = false;
|
|
|
|
@ -1850,8 +1855,8 @@ private:
|
|
|
|
|
LOG_CRITICAL(HW_GPU, "Unhandled 2d array texture");
|
|
|
|
|
UNREACHABLE();
|
|
|
|
|
} else {
|
|
|
|
|
std::string x = regs.GetRegisterAsInteger(instr.gpr8);
|
|
|
|
|
std::string y = regs.GetRegisterAsInteger(instr.gpr20);
|
|
|
|
|
const std::string x = regs.GetRegisterAsInteger(instr.gpr8);
|
|
|
|
|
const std::string y = regs.GetRegisterAsInteger(instr.gpr20);
|
|
|
|
|
coord = "ivec2 coords = ivec2(" + x + ", " + y + ");";
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
@ -1874,8 +1879,8 @@ private:
|
|
|
|
|
|
|
|
|
|
switch (instr.tld4.texture_type) {
|
|
|
|
|
case Tegra::Shader::TextureType::Texture2D: {
|
|
|
|
|
std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
|
|
|
|
const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
|
|
|
|
const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
|
|
|
|
coord = "vec2 coords = vec2(" + x + ", " + y + ");";
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
@ -1979,12 +1984,12 @@ private:
|
|
|
|
|
// We can't use the constant predicate as destination.
|
|
|
|
|
ASSERT(instr.fsetp.pred3 != static_cast<u64>(Pred::UnusedIndex));
|
|
|
|
|
|
|
|
|
|
std::string second_pred =
|
|
|
|
|
const std::string second_pred =
|
|
|
|
|
GetPredicateCondition(instr.fsetp.pred39, instr.fsetp.neg_pred != 0);
|
|
|
|
|
|
|
|
|
|
std::string combiner = GetPredicateCombiner(instr.fsetp.op);
|
|
|
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|
const std::string combiner = GetPredicateCombiner(instr.fsetp.op);
|
|
|
|
|
|
|
|
|
|
std::string predicate = GetPredicateComparison(instr.fsetp.cond, op_a, op_b);
|
|
|
|
|
const std::string predicate = GetPredicateComparison(instr.fsetp.cond, op_a, op_b);
|
|
|
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|
// Set the primary predicate to the result of Predicate OP SecondPredicate
|
|
|
|
|
SetPredicate(instr.fsetp.pred3,
|
|
|
|
|
'(' + predicate + ") " + combiner + " (" + second_pred + ')');
|
|
|
|
@ -1998,7 +2003,8 @@ private:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
case OpCode::Type::IntegerSetPredicate: {
|
|
|
|
|
std::string op_a = regs.GetRegisterAsInteger(instr.gpr8, 0, instr.isetp.is_signed);
|
|
|
|
|
const std::string op_a =
|
|
|
|
|
regs.GetRegisterAsInteger(instr.gpr8, 0, instr.isetp.is_signed);
|
|
|
|
|
std::string op_b;
|
|
|
|
|
|
|
|
|
|
if (instr.is_b_imm) {
|
|
|
|
@ -2015,12 +2021,12 @@ private:
|
|
|
|
|
// We can't use the constant predicate as destination.
|
|
|
|
|
ASSERT(instr.isetp.pred3 != static_cast<u64>(Pred::UnusedIndex));
|
|
|
|
|
|
|
|
|
|
std::string second_pred =
|
|
|
|
|
const std::string second_pred =
|
|
|
|
|
GetPredicateCondition(instr.isetp.pred39, instr.isetp.neg_pred != 0);
|
|
|
|
|
|
|
|
|
|
std::string combiner = GetPredicateCombiner(instr.isetp.op);
|
|
|
|
|
const std::string combiner = GetPredicateCombiner(instr.isetp.op);
|
|
|
|
|
|
|
|
|
|
std::string predicate = GetPredicateComparison(instr.isetp.cond, op_a, op_b);
|
|
|
|
|
const std::string predicate = GetPredicateComparison(instr.isetp.cond, op_a, op_b);
|
|
|
|
|
// Set the primary predicate to the result of Predicate OP SecondPredicate
|
|
|
|
|
SetPredicate(instr.isetp.pred3,
|
|
|
|
|
'(' + predicate + ") " + combiner + " (" + second_pred + ')');
|
|
|
|
@ -2034,20 +2040,20 @@ private:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
case OpCode::Type::PredicateSetPredicate: {
|
|
|
|
|
std::string op_a =
|
|
|
|
|
const std::string op_a =
|
|
|
|
|
GetPredicateCondition(instr.psetp.pred12, instr.psetp.neg_pred12 != 0);
|
|
|
|
|
std::string op_b =
|
|
|
|
|
const std::string op_b =
|
|
|
|
|
GetPredicateCondition(instr.psetp.pred29, instr.psetp.neg_pred29 != 0);
|
|
|
|
|
|
|
|
|
|
// We can't use the constant predicate as destination.
|
|
|
|
|
ASSERT(instr.psetp.pred3 != static_cast<u64>(Pred::UnusedIndex));
|
|
|
|
|
|
|
|
|
|
std::string second_pred =
|
|
|
|
|
const std::string second_pred =
|
|
|
|
|
GetPredicateCondition(instr.psetp.pred39, instr.psetp.neg_pred39 != 0);
|
|
|
|
|
|
|
|
|
|
std::string combiner = GetPredicateCombiner(instr.psetp.op);
|
|
|
|
|
const std::string combiner = GetPredicateCombiner(instr.psetp.op);
|
|
|
|
|
|
|
|
|
|
std::string predicate =
|
|
|
|
|
const std::string predicate =
|
|
|
|
|
'(' + op_a + ") " + GetPredicateCombiner(instr.psetp.cond) + " (" + op_b + ')';
|
|
|
|
|
|
|
|
|
|
// Set the primary predicate to the result of Predicate OP SecondPredicate
|
|
|
|
@ -2073,7 +2079,7 @@ private:
|
|
|
|
|
std::string op_b = instr.fset.neg_b ? "-" : "";
|
|
|
|
|
|
|
|
|
|
if (instr.is_b_imm) {
|
|
|
|
|
std::string imm = GetImmediate19(instr);
|
|
|
|
|
const std::string imm = GetImmediate19(instr);
|
|
|
|
|
if (instr.fset.neg_imm)
|
|
|
|
|
op_b += "(-" + imm + ')';
|
|
|
|
|
else
|
|
|
|
@ -2093,13 +2099,14 @@ private:
|
|
|
|
|
|
|
|
|
|
// The fset instruction sets a register to 1.0 or -1 (depending on the bf bit) if the
|
|
|
|
|
// condition is true, and to 0 otherwise.
|
|
|
|
|
std::string second_pred =
|
|
|
|
|
const std::string second_pred =
|
|
|
|
|
GetPredicateCondition(instr.fset.pred39, instr.fset.neg_pred != 0);
|
|
|
|
|
|
|
|
|
|
std::string combiner = GetPredicateCombiner(instr.fset.op);
|
|
|
|
|
const std::string combiner = GetPredicateCombiner(instr.fset.op);
|
|
|
|
|
|
|
|
|
|
std::string predicate = "((" + GetPredicateComparison(instr.fset.cond, op_a, op_b) +
|
|
|
|
|
") " + combiner + " (" + second_pred + "))";
|
|
|
|
|
const std::string predicate = "((" +
|
|
|
|
|
GetPredicateComparison(instr.fset.cond, op_a, op_b) +
|
|
|
|
|
") " + combiner + " (" + second_pred + "))";
|
|
|
|
|
|
|
|
|
|
if (instr.fset.bf) {
|
|
|
|
|
regs.SetRegisterToFloat(instr.gpr0, 0, predicate + " ? 1.0 : 0.0", 1, 1);
|
|
|
|
@ -2110,7 +2117,7 @@ private:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
case OpCode::Type::IntegerSet: {
|
|
|
|
|
std::string op_a = regs.GetRegisterAsInteger(instr.gpr8, 0, instr.iset.is_signed);
|
|
|
|
|
const std::string op_a = regs.GetRegisterAsInteger(instr.gpr8, 0, instr.iset.is_signed);
|
|
|
|
|
|
|
|
|
|
std::string op_b;
|
|
|
|
|
|
|
|
|
@ -2127,13 +2134,14 @@ private:
|
|
|
|
|
|
|
|
|
|
// The iset instruction sets a register to 1.0 or -1 (depending on the bf bit) if the
|
|
|
|
|
// condition is true, and to 0 otherwise.
|
|
|
|
|
std::string second_pred =
|
|
|
|
|
const std::string second_pred =
|
|
|
|
|
GetPredicateCondition(instr.iset.pred39, instr.iset.neg_pred != 0);
|
|
|
|
|
|
|
|
|
|
std::string combiner = GetPredicateCombiner(instr.iset.op);
|
|
|
|
|
const std::string combiner = GetPredicateCombiner(instr.iset.op);
|
|
|
|
|
|
|
|
|
|
std::string predicate = "((" + GetPredicateComparison(instr.iset.cond, op_a, op_b) +
|
|
|
|
|
") " + combiner + " (" + second_pred + "))";
|
|
|
|
|
const std::string predicate = "((" +
|
|
|
|
|
GetPredicateComparison(instr.iset.cond, op_a, op_b) +
|
|
|
|
|
") " + combiner + " (" + second_pred + "))";
|
|
|
|
|
|
|
|
|
|
if (instr.iset.bf) {
|
|
|
|
|
regs.SetRegisterToFloat(instr.gpr0, 0, predicate + " ? 1.0 : 0.0", 1, 1);
|
|
|
|
@ -2283,7 +2291,7 @@ private:
|
|
|
|
|
case OpCode::Id::BRA: {
|
|
|
|
|
ASSERT_MSG(instr.bra.constant_buffer == 0,
|
|
|
|
|
"BRA with constant buffers are not implemented");
|
|
|
|
|
u32 target = offset + instr.bra.GetBranchTarget();
|
|
|
|
|
const u32 target = offset + instr.bra.GetBranchTarget();
|
|
|
|
|
shader.AddLine("{ jmp_to = " + std::to_string(target) + "u; break; }");
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
@ -2307,7 +2315,7 @@ private:
|
|
|
|
|
// has a similar structure to the BRA opcode.
|
|
|
|
|
ASSERT_MSG(instr.bra.constant_buffer == 0, "Constant buffer SSY is not supported");
|
|
|
|
|
|
|
|
|
|
u32 target = offset + instr.bra.GetBranchTarget();
|
|
|
|
|
const u32 target = offset + instr.bra.GetBranchTarget();
|
|
|
|
|
EmitPushToSSYStack(target);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
@ -2401,10 +2409,10 @@ private:
|
|
|
|
|
shader.AddLine("case " + std::to_string(label) + "u: {");
|
|
|
|
|
++shader.scope;
|
|
|
|
|
|
|
|
|
|
auto next_it = labels.lower_bound(label + 1);
|
|
|
|
|
u32 next_label = next_it == labels.end() ? subroutine.end : *next_it;
|
|
|
|
|
const auto next_it = labels.lower_bound(label + 1);
|
|
|
|
|
const u32 next_label = next_it == labels.end() ? subroutine.end : *next_it;
|
|
|
|
|
|
|
|
|
|
u32 compile_end = CompileRange(label, next_label);
|
|
|
|
|
const u32 compile_end = CompileRange(label, next_label);
|
|
|
|
|
if (compile_end > next_label && compile_end != PROGRAM_END) {
|
|
|
|
|
// This happens only when there is a label inside a IF/LOOP block
|
|
|
|
|
shader.AddLine(" jmp_to = " + std::to_string(compile_end) + "u; break; }");
|
|
|
|
@ -2467,7 +2475,8 @@ boost::optional<ProgramResult> DecompileProgram(const ProgramCode& program_code,
|
|
|
|
|
Maxwell3D::Regs::ShaderStage stage,
|
|
|
|
|
const std::string& suffix) {
|
|
|
|
|
try {
|
|
|
|
|
auto subroutines = ControlFlowAnalyzer(program_code, main_offset, suffix).GetSubroutines();
|
|
|
|
|
const auto subroutines =
|
|
|
|
|
ControlFlowAnalyzer(program_code, main_offset, suffix).GetSubroutines();
|
|
|
|
|
GLSLGenerator generator(subroutines, program_code, main_offset, stage, suffix);
|
|
|
|
|
return ProgramResult{generator.GetShaderCode(), generator.GetEntries()};
|
|
|
|
|
} catch (const DecompileFail& exception) {
|
|
|
|
|