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ShaderGen: Implemented the fmul32i shader instruction.

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This commit is contained in:
Subv 2018-04-19 13:34:50 -05:00
parent 5367935d35
commit fe84842137
2 changed files with 30 additions and 9 deletions
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22
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -190,9 +190,14 @@ private:
}
}
/// Generates code representing an immediate value
static std::string GetImmediate(const Instruction& instr) {
return std::to_string(instr.alu.GetImm20());
/// Generates code representing a 19-bit immediate value
static std::string GetImmediate19(const Instruction& instr) {
return std::to_string(instr.alu.GetImm20_19());
}
/// Generates code representing a 32-bit immediate value
static std::string GetImmediate32(const Instruction& instr) {
return std::to_string(instr.alu.GetImm20_32());
}
/// Generates code representing a temporary (GPR) register.
@ -276,7 +281,7 @@ private:
std::string op_b = instr.alu.negate_b ? "-" : "";
if (instr.is_b_imm) {
op_b += GetImmediate(instr);
op_b += GetImmediate19(instr);
} else {
if (instr.is_b_gpr) {
op_b += GetRegister(instr.gpr20);
@ -296,6 +301,11 @@ private:
SetDest(0, dest, op_a + " * " + op_b, 1, 1, instr.alu.abs_d);
break;
}
case OpCode::Id::FMUL32_IMM: {
// fmul32i doesn't have abs or neg bits.
SetDest(0, dest, GetRegister(instr.gpr8) + " * " + GetImmediate32(instr), 1, 1);
break;
}
case OpCode::Id::FADD_C:
case OpCode::Id::FADD_R:
case OpCode::Id::FADD_IMM: {
@ -364,7 +374,7 @@ private:
break;
}
case OpCode::Id::FFMA_IMM: {
op_b += GetImmediate(instr);
op_b += GetImmediate19(instr);
op_c += GetRegister(instr.gpr39);
break;
}
@ -593,7 +603,7 @@ private:
std::set<Attribute::Index> declr_input_attribute;
std::set<Attribute::Index> declr_output_attribute;
std::array<ConstBufferEntry, Maxwell3D::Regs::MaxConstBuffers> declr_const_buffers;
};
}; // namespace Decompiler
std::string GetCommonDeclarations() {
return "bool exec_shader();";