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Merge pull request #1769 from ReinUsesLisp/cc

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gl_shader_decompiler: Rename cc to condition code and name internal flags
This commit is contained in:
bunnei 2018-11-23 23:31:04 -05:00 committed by GitHub
parent 69b3f98d3a c9ac23683b
commit b6b78203cc
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 81 additions and 70 deletions
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7
src/video_core/engines/shader_bytecode.h
View file

@ -262,7 +262,7 @@ enum class FlowCondition : u64 {
Fcsm_Tr = 0x1C, // TODO(bunnei): What is this used for? Fcsm_Tr = 0x1C, // TODO(bunnei): What is this used for?
}; };
enum class ControlCode : u64 { enum class ConditionCode : u64 {
F = 0, F = 0,
LT = 1, LT = 1,
EQ = 2, EQ = 2,
@ -570,7 +570,6 @@ union Instruction {
BitField<39, 2, u64> tab5cb8_2; BitField<39, 2, u64> tab5cb8_2;
BitField<41, 3, u64> tab5c68_1; BitField<41, 3, u64> tab5c68_1;
BitField<44, 2, u64> tab5c68_0; BitField<44, 2, u64> tab5c68_0;
BitField<47, 1, u64> cc;
BitField<48, 1, u64> negate_b; BitField<48, 1, u64> negate_b;
} fmul; } fmul;
@ -832,7 +831,7 @@ union Instruction {
union { union {
BitField<0, 3, u64> pred0; BitField<0, 3, u64> pred0;
BitField<3, 3, u64> pred3; BitField<3, 3, u64> pred3;
BitField<8, 5, ControlCode> cc; // flag in cc BitField<8, 5, ConditionCode> cc; // flag in cc
BitField<39, 3, u64> pred39; BitField<39, 3, u64> pred39;
BitField<42, 1, u64> neg_pred39; BitField<42, 1, u64> neg_pred39;
BitField<45, 4, PredOperation> op; // op with pred39 BitField<45, 4, PredOperation> op; // op with pred39
@ -1236,7 +1235,7 @@ union Instruction {
BitField<60, 1, u64> is_b_gpr; BitField<60, 1, u64> is_b_gpr;
BitField<59, 1, u64> is_c_gpr; BitField<59, 1, u64> is_c_gpr;
BitField<20, 24, s64> smem_imm; BitField<20, 24, s64> smem_imm;
BitField<0, 5, ControlCode> flow_control_code; BitField<0, 5, ConditionCode> flow_condition_code;
Attribute attribute; Attribute attribute;
Sampler sampler; Sampler sampler;

144
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
View file

@ -34,6 +34,17 @@ constexpr u32 PROGRAM_HEADER_SIZE = sizeof(Tegra::Shader::Header);
constexpr u32 MAX_GEOMETRY_BUFFERS = 6; constexpr u32 MAX_GEOMETRY_BUFFERS = 6;
constexpr u32 MAX_ATTRIBUTES = 0x100; // Size in vec4s, this value is untested constexpr u32 MAX_ATTRIBUTES = 0x100; // Size in vec4s, this value is untested
static const char* INTERNAL_FLAG_NAMES[] = {"zero_flag", "sign_flag", "carry_flag",
"overflow_flag"};
enum class InternalFlag : u64 {
ZeroFlag = 0,
SignFlag = 1,
CarryFlag = 2,
OverflowFlag = 3,
Amount
};
class DecompileFail : public std::runtime_error { class DecompileFail : public std::runtime_error {
public: public:
using std::runtime_error::runtime_error; using std::runtime_error::runtime_error;
@ -267,14 +278,6 @@ private:
const std::string& suffix; const std::string& suffix;
}; };
enum class InternalFlag : u64 {
ZeroFlag = 0,
CarryFlag = 1,
OverflowFlag = 2,
NaNFlag = 3,
Amount
};
/** /**
* Used to manage shader registers that are emulated with GLSL. This class keeps track of the state * Used to manage shader registers that are emulated with GLSL. This class keeps track of the state
* of all registers (e.g. whether they are currently being used as Floats or Integers), and * of all registers (e.g. whether they are currently being used as Floats or Integers), and
@ -381,7 +384,7 @@ public:
if (sets_cc) { if (sets_cc) {
const std::string zero_condition = "( " + ConvertIntegerSize(value, size) + " == 0 )"; const std::string zero_condition = "( " + ConvertIntegerSize(value, size) + " == 0 )";
SetInternalFlag(InternalFlag::ZeroFlag, zero_condition); SetInternalFlag(InternalFlag::ZeroFlag, zero_condition);
LOG_WARNING(HW_GPU, "Control Codes Imcomplete."); LOG_WARNING(HW_GPU, "Condition codes implementation is incomplete.");
} }
} }
@ -464,23 +467,25 @@ public:
shader.AddLine("lmem[" + index + "] = " + func + '(' + value + ");"); shader.AddLine("lmem[" + index + "] = " + func + '(' + value + ");");
} }
std::string GetControlCode(const Tegra::Shader::ControlCode cc) const { std::string GetConditionCode(const Tegra::Shader::ConditionCode cc) const {
switch (cc) { switch (cc) {
case Tegra::Shader::ControlCode::NEU: case Tegra::Shader::ConditionCode::NEU:
return "!(" + GetInternalFlag(InternalFlag::ZeroFlag) + ')'; return "!(" + GetInternalFlag(InternalFlag::ZeroFlag) + ')';
default: default:
UNIMPLEMENTED_MSG("Unimplemented Control Code: {}", static_cast<u32>(cc)); UNIMPLEMENTED_MSG("Unimplemented condition code: {}", static_cast<u32>(cc));
return "false"; return "false";
} }
} }
std::string GetInternalFlag(const InternalFlag ii) const { std::string GetInternalFlag(const InternalFlag flag) const {
const u32 code = static_cast<u32>(ii); const auto index = static_cast<u32>(flag);
return "internalFlag_" + std::to_string(code) + suffix; ASSERT(index < static_cast<u32>(InternalFlag::Amount));
return std::string(INTERNAL_FLAG_NAMES[index]) + '_' + suffix;
} }
void SetInternalFlag(const InternalFlag ii, const std::string& value) const { void SetInternalFlag(const InternalFlag flag, const std::string& value) const {
shader.AddLine(GetInternalFlag(ii) + " = " + value + ';'); shader.AddLine(GetInternalFlag(flag) + " = " + value + ';');
} }
/** /**
@ -631,8 +636,8 @@ private:
/// Generates declarations for internal flags. /// Generates declarations for internal flags.
void GenerateInternalFlags() { void GenerateInternalFlags() {
for (u32 ii = 0; ii < static_cast<u64>(InternalFlag::Amount); ii++) { for (u32 flag = 0; flag < static_cast<u32>(InternalFlag::Amount); flag++) {
const InternalFlag code = static_cast<InternalFlag>(ii); const InternalFlag code = static_cast<InternalFlag>(flag);
declarations.AddLine("bool " + GetInternalFlag(code) + " = false;"); declarations.AddLine("bool " + GetInternalFlag(code) + " = false;");
} }
declarations.AddNewLine(); declarations.AddNewLine();
@ -1516,9 +1521,8 @@ private:
instr.fmul.tab5c68_0 != 1, "FMUL tab5cb8_0({}) is not implemented", instr.fmul.tab5c68_0 != 1, "FMUL tab5cb8_0({}) is not implemented",
instr.fmul.tab5c68_0 instr.fmul.tab5c68_0
.Value()); // SMO typical sends 1 here which seems to be the default .Value()); // SMO typical sends 1 here which seems to be the default
UNIMPLEMENTED_IF_MSG(instr.fmul.cc != 0, "FMUL cc is not implemented");
UNIMPLEMENTED_IF_MSG(instr.generates_cc, UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"FMUL Generates an unhandled Control Code"); "Condition codes generation in FMUL is not implemented");
op_b = GetOperandAbsNeg(op_b, false, instr.fmul.negate_b); op_b = GetOperandAbsNeg(op_b, false, instr.fmul.negate_b);
@ -1530,7 +1534,7 @@ private:
case OpCode::Id::FADD_R: case OpCode::Id::FADD_R:
case OpCode::Id::FADD_IMM: { case OpCode::Id::FADD_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"FADD Generates an unhandled Control Code"); "Condition codes generation in FADD is not implemented");
op_a = GetOperandAbsNeg(op_a, instr.alu.abs_a, instr.alu.negate_a); op_a = GetOperandAbsNeg(op_a, instr.alu.abs_a, instr.alu.negate_a);
op_b = GetOperandAbsNeg(op_b, instr.alu.abs_b, instr.alu.negate_b); op_b = GetOperandAbsNeg(op_b, instr.alu.abs_b, instr.alu.negate_b);
@ -1580,7 +1584,7 @@ private:
case OpCode::Id::FMNMX_R: case OpCode::Id::FMNMX_R:
case OpCode::Id::FMNMX_IMM: { case OpCode::Id::FMNMX_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"FMNMX Generates an unhandled Control Code"); "Condition codes generation in FMNMX is not implemented");
op_a = GetOperandAbsNeg(op_a, instr.alu.abs_a, instr.alu.negate_a); op_a = GetOperandAbsNeg(op_a, instr.alu.abs_a, instr.alu.negate_a);
op_b = GetOperandAbsNeg(op_b, instr.alu.abs_b, instr.alu.negate_b); op_b = GetOperandAbsNeg(op_b, instr.alu.abs_b, instr.alu.negate_b);
@ -1617,7 +1621,7 @@ private:
} }
case OpCode::Id::FMUL32_IMM: { case OpCode::Id::FMUL32_IMM: {
UNIMPLEMENTED_IF_MSG(instr.op_32.generates_cc, UNIMPLEMENTED_IF_MSG(instr.op_32.generates_cc,
"FMUL32 Generates an unhandled Control Code"); "Condition codes generation in FMUL32 is not implemented");
regs.SetRegisterToFloat(instr.gpr0, 0, regs.SetRegisterToFloat(instr.gpr0, 0,
regs.GetRegisterAsFloat(instr.gpr8) + " * " + regs.GetRegisterAsFloat(instr.gpr8) + " * " +
@ -1627,7 +1631,7 @@ private:
} }
case OpCode::Id::FADD32I: { case OpCode::Id::FADD32I: {
UNIMPLEMENTED_IF_MSG(instr.op_32.generates_cc, UNIMPLEMENTED_IF_MSG(instr.op_32.generates_cc,
"FADD32 Generates an unhandled Control Code"); "Condition codes generation in FADD32I is not implemented");
std::string op_a = regs.GetRegisterAsFloat(instr.gpr8); std::string op_a = regs.GetRegisterAsFloat(instr.gpr8);
std::string op_b = GetImmediate32(instr); std::string op_b = GetImmediate32(instr);
@ -1662,7 +1666,8 @@ private:
switch (opcode->get().GetId()) { switch (opcode->get().GetId()) {
case OpCode::Id::BFE_IMM: { case OpCode::Id::BFE_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "BFE Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in BFE is not implemented");
std::string inner_shift = std::string inner_shift =
'(' + op_a + " << " + std::to_string(instr.bfe.GetLeftShiftValue()) + ')'; '(' + op_a + " << " + std::to_string(instr.bfe.GetLeftShiftValue()) + ')';
@ -1699,7 +1704,8 @@ private:
case OpCode::Id::SHR_C: case OpCode::Id::SHR_C:
case OpCode::Id::SHR_R: case OpCode::Id::SHR_R:
case OpCode::Id::SHR_IMM: { case OpCode::Id::SHR_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "SHR Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in SHR is not implemented");
if (!instr.shift.is_signed) { if (!instr.shift.is_signed) {
// Logical shift right // Logical shift right
@ -1714,8 +1720,8 @@ private:
case OpCode::Id::SHL_C: case OpCode::Id::SHL_C:
case OpCode::Id::SHL_R: case OpCode::Id::SHL_R:
case OpCode::Id::SHL_IMM: case OpCode::Id::SHL_IMM:
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "SHL Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in SHL is not implemented");
regs.SetRegisterToInteger(instr.gpr0, true, 0, op_a + " << " + op_b, 1, 1); regs.SetRegisterToInteger(instr.gpr0, true, 0, op_a + " << " + op_b, 1, 1);
break; break;
default: { default: {
@ -1731,7 +1737,7 @@ private:
switch (opcode->get().GetId()) { switch (opcode->get().GetId()) {
case OpCode::Id::IADD32I: case OpCode::Id::IADD32I:
UNIMPLEMENTED_IF_MSG(instr.op_32.generates_cc, UNIMPLEMENTED_IF_MSG(instr.op_32.generates_cc,
"IADD32 Generates an unhandled Control Code"); "Condition codes generation in IADD32I is not implemented");
if (instr.iadd32i.negate_a) if (instr.iadd32i.negate_a)
op_a = "-(" + op_a + ')'; op_a = "-(" + op_a + ')';
@ -1741,7 +1747,7 @@ private:
break; break;
case OpCode::Id::LOP32I: { case OpCode::Id::LOP32I: {
UNIMPLEMENTED_IF_MSG(instr.op_32.generates_cc, UNIMPLEMENTED_IF_MSG(instr.op_32.generates_cc,
"LOP32I Generates an unhandled Control Code"); "Condition codes generation in LOP32I is not implemented");
if (instr.alu.lop32i.invert_a) if (instr.alu.lop32i.invert_a)
op_a = "~(" + op_a + ')'; op_a = "~(" + op_a + ')';
@ -1780,7 +1786,7 @@ private:
case OpCode::Id::IADD_R: case OpCode::Id::IADD_R:
case OpCode::Id::IADD_IMM: { case OpCode::Id::IADD_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"IADD Generates an unhandled Control Code"); "Condition codes generation in IADD is not implemented");
if (instr.alu_integer.negate_a) if (instr.alu_integer.negate_a)
op_a = "-(" + op_a + ')'; op_a = "-(" + op_a + ')';
@ -1796,7 +1802,7 @@ private:
case OpCode::Id::IADD3_R: case OpCode::Id::IADD3_R:
case OpCode::Id::IADD3_IMM: { case OpCode::Id::IADD3_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"IADD3 Generates an unhandled Control Code"); "Condition codes generation in IADD3 is not implemented");
std::string op_c = regs.GetRegisterAsInteger(instr.gpr39); std::string op_c = regs.GetRegisterAsInteger(instr.gpr39);
@ -1859,7 +1865,7 @@ private:
case OpCode::Id::ISCADD_R: case OpCode::Id::ISCADD_R:
case OpCode::Id::ISCADD_IMM: { case OpCode::Id::ISCADD_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"ISCADD Generates an unhandled Control Code"); "Condition codes generation in ISCADD is not implemented");
if (instr.alu_integer.negate_a) if (instr.alu_integer.negate_a)
op_a = "-(" + op_a + ')'; op_a = "-(" + op_a + ')';
@ -1894,7 +1900,8 @@ private:
case OpCode::Id::LOP_C: case OpCode::Id::LOP_C:
case OpCode::Id::LOP_R: case OpCode::Id::LOP_R:
case OpCode::Id::LOP_IMM: { case OpCode::Id::LOP_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "LOP Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in LOP is not implemented");
if (instr.alu.lop.invert_a) if (instr.alu.lop.invert_a)
op_a = "~(" + op_a + ')'; op_a = "~(" + op_a + ')';
@ -1910,7 +1917,7 @@ private:
case OpCode::Id::LOP3_R: case OpCode::Id::LOP3_R:
case OpCode::Id::LOP3_IMM: { case OpCode::Id::LOP3_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"LOP3 Generates an unhandled Control Code"); "Condition codes generation in LOP3 is not implemented");
const std::string op_c = regs.GetRegisterAsInteger(instr.gpr39); const std::string op_c = regs.GetRegisterAsInteger(instr.gpr39);
std::string lut; std::string lut;
@ -1929,7 +1936,7 @@ private:
case OpCode::Id::IMNMX_IMM: { case OpCode::Id::IMNMX_IMM: {
UNIMPLEMENTED_IF(instr.imnmx.exchange != Tegra::Shader::IMinMaxExchange::None); UNIMPLEMENTED_IF(instr.imnmx.exchange != Tegra::Shader::IMinMaxExchange::None);
UNIMPLEMENTED_IF_MSG(instr.generates_cc, UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"IMNMX Generates an unhandled Control Code"); "Condition codes generation in IMNMX is not implemented");
const std::string condition = const std::string condition =
GetPredicateCondition(instr.imnmx.pred, instr.imnmx.negate_pred != 0); GetPredicateCondition(instr.imnmx.pred, instr.imnmx.negate_pred != 0);
@ -2102,7 +2109,8 @@ private:
instr.ffma.tab5980_0.Value()); // Seems to be 1 by default based on SMO instr.ffma.tab5980_0.Value()); // Seems to be 1 by default based on SMO
UNIMPLEMENTED_IF_MSG(instr.ffma.tab5980_1 != 0, "FFMA tab5980_1({}) not implemented", UNIMPLEMENTED_IF_MSG(instr.ffma.tab5980_1 != 0, "FFMA tab5980_1({}) not implemented",
instr.ffma.tab5980_1.Value()); instr.ffma.tab5980_1.Value());
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "FFMA Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in FFMA is not implemented");
switch (opcode->get().GetId()) { switch (opcode->get().GetId()) {
case OpCode::Id::FFMA_CR: { case OpCode::Id::FFMA_CR: {
@ -2212,7 +2220,8 @@ private:
case OpCode::Id::I2F_C: { case OpCode::Id::I2F_C: {
UNIMPLEMENTED_IF(instr.conversion.dest_size != Register::Size::Word); UNIMPLEMENTED_IF(instr.conversion.dest_size != Register::Size::Word);
UNIMPLEMENTED_IF(instr.conversion.selector); UNIMPLEMENTED_IF(instr.conversion.selector);
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "I2F Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in I2F is not implemented");
std::string op_a{}; std::string op_a{};
@ -2242,7 +2251,8 @@ private:
case OpCode::Id::F2F_R: { case OpCode::Id::F2F_R: {
UNIMPLEMENTED_IF(instr.conversion.dest_size != Register::Size::Word); UNIMPLEMENTED_IF(instr.conversion.dest_size != Register::Size::Word);
UNIMPLEMENTED_IF(instr.conversion.src_size != Register::Size::Word); UNIMPLEMENTED_IF(instr.conversion.src_size != Register::Size::Word);
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "F2F Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in F2F is not implemented");
std::string op_a = regs.GetRegisterAsFloat(instr.gpr20); std::string op_a = regs.GetRegisterAsFloat(instr.gpr20);
if (instr.conversion.abs_a) { if (instr.conversion.abs_a) {
@ -2280,7 +2290,8 @@ private:
case OpCode::Id::F2I_R: case OpCode::Id::F2I_R:
case OpCode::Id::F2I_C: { case OpCode::Id::F2I_C: {
UNIMPLEMENTED_IF(instr.conversion.src_size != Register::Size::Word); UNIMPLEMENTED_IF(instr.conversion.src_size != Register::Size::Word);
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "F2I Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in F2I is not implemented");
std::string op_a{}; std::string op_a{};
if (instr.is_b_gpr) { if (instr.is_b_gpr) {
@ -3129,7 +3140,8 @@ private:
break; break;
} }
case OpCode::Type::PredicateSetRegister: { case OpCode::Type::PredicateSetRegister: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "PSET Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in PSET is not implemented");
const std::string op_a = const std::string op_a =
GetPredicateCondition(instr.pset.pred12, instr.pset.neg_pred12 != 0); GetPredicateCondition(instr.pset.pred12, instr.pset.neg_pred12 != 0);
@ -3188,14 +3200,14 @@ private:
const std::string pred = const std::string pred =
GetPredicateCondition(instr.csetp.pred39, instr.csetp.neg_pred39 != 0); GetPredicateCondition(instr.csetp.pred39, instr.csetp.neg_pred39 != 0);
const std::string combiner = GetPredicateCombiner(instr.csetp.op); const std::string combiner = GetPredicateCombiner(instr.csetp.op);
const std::string control_code = regs.GetControlCode(instr.csetp.cc); const std::string condition_code = regs.GetConditionCode(instr.csetp.cc);
if (instr.csetp.pred3 != static_cast<u64>(Pred::UnusedIndex)) { if (instr.csetp.pred3 != static_cast<u64>(Pred::UnusedIndex)) {
SetPredicate(instr.csetp.pred3, SetPredicate(instr.csetp.pred3,
'(' + control_code + ") " + combiner + " (" + pred + ')'); '(' + condition_code + ") " + combiner + " (" + pred + ')');
} }
if (instr.csetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) { if (instr.csetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) {
SetPredicate(instr.csetp.pred0, SetPredicate(instr.csetp.pred0,
"!(" + control_code + ") " + combiner + " (" + pred + ')'); "!(" + condition_code + ") " + combiner + " (" + pred + ')');
} }
break; break;
} }
@ -3326,7 +3338,8 @@ private:
case OpCode::Type::Xmad: { case OpCode::Type::Xmad: {
UNIMPLEMENTED_IF(instr.xmad.sign_a); UNIMPLEMENTED_IF(instr.xmad.sign_a);
UNIMPLEMENTED_IF(instr.xmad.sign_b); UNIMPLEMENTED_IF(instr.xmad.sign_b);
UNIMPLEMENTED_IF_MSG(instr.generates_cc, "XMAD Generates an unhandled Control Code"); UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in XMAD is not implemented");
std::string op_a{regs.GetRegisterAsInteger(instr.gpr8, 0, instr.xmad.sign_a)}; std::string op_a{regs.GetRegisterAsInteger(instr.gpr8, 0, instr.xmad.sign_a)};
std::string op_b; std::string op_b;
@ -3418,9 +3431,9 @@ private:
default: { default: {
switch (opcode->get().GetId()) { switch (opcode->get().GetId()) {
case OpCode::Id::EXIT: { case OpCode::Id::EXIT: {
const Tegra::Shader::ControlCode cc = instr.flow_control_code; const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ControlCode::T, UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T,
"EXIT Control Code used: {}", static_cast<u32>(cc)); "EXIT condition code used: {}", static_cast<u32>(cc));
if (stage == Maxwell3D::Regs::ShaderStage::Fragment) { if (stage == Maxwell3D::Regs::ShaderStage::Fragment) {
EmitFragmentOutputsWrite(); EmitFragmentOutputsWrite();
@ -3452,9 +3465,9 @@ private:
case OpCode::Id::KIL: { case OpCode::Id::KIL: {
UNIMPLEMENTED_IF(instr.flow.cond != Tegra::Shader::FlowCondition::Always); UNIMPLEMENTED_IF(instr.flow.cond != Tegra::Shader::FlowCondition::Always);
const Tegra::Shader::ControlCode cc = instr.flow_control_code; const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ControlCode::T, UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T,
"KIL Control Code used: {}", static_cast<u32>(cc)); "KIL condition code used: {}", static_cast<u32>(cc));
// Enclose "discard" in a conditional, so that GLSL compilation does not complain // Enclose "discard" in a conditional, so that GLSL compilation does not complain
// about unexecuted instructions that may follow this. // about unexecuted instructions that may follow this.
@ -3516,9 +3529,9 @@ private:
UNIMPLEMENTED_IF_MSG(instr.bra.constant_buffer != 0, UNIMPLEMENTED_IF_MSG(instr.bra.constant_buffer != 0,
"BRA with constant buffers are not implemented"); "BRA with constant buffers are not implemented");
const Tegra::Shader::ControlCode cc = instr.flow_control_code; const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ControlCode::T, UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T,
"BRA Control Code used: {}", static_cast<u32>(cc)); "BRA condition code used: {}", static_cast<u32>(cc));
const u32 target = offset + instr.bra.GetBranchTarget(); const u32 target = offset + instr.bra.GetBranchTarget();
shader.AddLine("{ jmp_to = " + std::to_string(target) + "u; break; }"); shader.AddLine("{ jmp_to = " + std::to_string(target) + "u; break; }");
@ -3561,9 +3574,9 @@ private:
break; break;
} }
case OpCode::Id::SYNC: { case OpCode::Id::SYNC: {
const Tegra::Shader::ControlCode cc = instr.flow_control_code; const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ControlCode::T, UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T,
"SYNC Control Code used: {}", static_cast<u32>(cc)); "SYNC condition code used: {}", static_cast<u32>(cc));
// The SYNC opcode jumps to the address previously set by the SSY opcode // The SYNC opcode jumps to the address previously set by the SSY opcode
EmitPopFromFlowStack(); EmitPopFromFlowStack();
@ -3571,10 +3584,10 @@ private:
} }
case OpCode::Id::BRK: { case OpCode::Id::BRK: {
// The BRK opcode jumps to the address previously set by the PBK opcode // The BRK opcode jumps to the address previously set by the PBK opcode
const Tegra::Shader::ControlCode cc = instr.flow_control_code; const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
if (cc != Tegra::Shader::ControlCode::T) { UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T,
UNIMPLEMENTED_MSG("BRK Control Code used: {}", static_cast<u32>(cc)); "BRK condition code used: {}", static_cast<u32>(cc));
}
EmitPopFromFlowStack(); EmitPopFromFlowStack();
break; break;
} }
@ -3585,6 +3598,9 @@ private:
break; break;
} }
case OpCode::Id::VMAD: { case OpCode::Id::VMAD: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in VMAD is not implemented");
const bool result_signed = instr.video.signed_a == 1 || instr.video.signed_b == 1; const bool result_signed = instr.video.signed_a == 1 || instr.video.signed_b == 1;
const std::string op_a = GetVideoOperandA(instr); const std::string op_a = GetVideoOperandA(instr);
const std::string op_b = GetVideoOperandB(instr); const std::string op_b = GetVideoOperandB(instr);
@ -3604,10 +3620,6 @@ private:
regs.SetRegisterToInteger(instr.gpr0, result_signed, 1, result, 1, 1, regs.SetRegisterToInteger(instr.gpr0, result_signed, 1, result, 1, 1,
instr.vmad.saturate == 1, 0, Register::Size::Word, instr.vmad.saturate == 1, 0, Register::Size::Word,
instr.vmad.cc); instr.vmad.cc);
if (instr.generates_cc) {
UNIMPLEMENTED_MSG("VMAD Generates an unhandled Control Code");
}
break; break;
} }
case OpCode::Id::VSETP: { case OpCode::Id::VSETP: {