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Created Generator interface, separated operation types and tables and C generation code into new files

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Mr-Wiseguy 2024-06-12 00:05:22 -04:00
parent c4f85867f3
commit d6be2d7a83
6 changed files with 924 additions and 873 deletions
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include/generator.h Normal file
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#ifndef __GENERATOR_H__
#define __GENERATOR_H__
#include "recomp_port.h"
#include "operations.h"
namespace RecompPort {
struct InstructionContext {
int rd;
int rs;
int rt;
int sa;
int fd;
int fs;
int ft;
int cop1_cs;
uint16_t imm16;
RelocType reloc_type;
uint32_t reloc_section_index;
uint32_t reloc_target_section_offset;
};
class Generator {
public:
virtual void process_binary_op(std::ostream& output_file, const BinaryOp& op, const InstructionContext& ctx) const = 0;
virtual void process_unary_op(std::ostream& output_file, const UnaryOp& op, const InstructionContext& ctx) const = 0;
virtual void process_store_op(std::ostream& output_file, const StoreOp& op, const InstructionContext& ctx) const = 0;
virtual void emit_branch_condition(std::ostream& output_file, const ConditionalBranchOp& op, const InstructionContext& ctx) const = 0;
virtual void emit_branch_close(std::ostream& output_file) const = 0;
virtual void emit_check_fr(std::ostream& output_file, int fpr) const = 0;
virtual void emit_check_nan(std::ostream& output_file, int fpr, bool is_double) const = 0;
};
class CGenerator final : Generator {
public:
CGenerator() = default;
void process_binary_op(std::ostream& output_file, const BinaryOp& op, const InstructionContext& ctx) const final;
void process_unary_op(std::ostream& output_file, const UnaryOp& op, const InstructionContext& ctx) const final;
void process_store_op(std::ostream& output_file, const StoreOp& op, const InstructionContext& ctx) const final;
void emit_branch_condition(std::ostream& output_file, const ConditionalBranchOp& op, const InstructionContext& ctx) const final;
void emit_branch_close(std::ostream& output_file) const final;
void emit_check_fr(std::ostream& output_file, int fpr) const final;
void emit_check_nan(std::ostream& output_file, int fpr, bool is_double) const final;
private:
void get_operand_string(Operand operand, UnaryOpType operation, const InstructionContext& context, std::string& operand_string) const;
void get_binary_expr_string(BinaryOpType type, const BinaryOperands& operands, const InstructionContext& ctx, const std::string& output, std::string& expr_string) const;
void get_notation(BinaryOpType op_type, std::string& func_string, std::string& infix_string) const;
};
}
#endif