diff --git a/src/intermediate_code.c b/src/intermediate_code.c index e69de29..f32b966 100644 --- a/src/intermediate_code.c +++ b/src/intermediate_code.c @@ -0,0 +1,13 @@ + + void emit_binary_op(char* result, char* op, char* arg1, char* arg2){ + return; + } + void emit_unary_op(char* result, char* op, char* arg){ + return; + } + void emit_assignment(char* target, char* source){ + return; + } +void emit_as_file(FILE * out_file, Instruction * instr_arr){ + return; +} diff --git a/src/intermediate_code.h b/src/intermediate_code.h index e69de29..c2aa796 100644 --- a/src/intermediate_code.h +++ b/src/intermediate_code.h @@ -0,0 +1,37 @@ +// Track 1: Core Infrastructure & Basic Expressions +// * Create intermediate_code.h/.c defining the instruction structure: +// - Struct with fields for: opcode, result, operand1, operand2, label +// - Enum for all operation types (ADD, SUB, MUL, DIV, etc.) +// * Implement temp variable generator function that produces unique names (t1, t2, etc.) +// * Create specific code emission functions: +// - emit_binary_op(char* result, char* op, char* arg1, char* arg2) +// - emit_unary_op(char* result, char* op, char* arg) +// - emit_assignment(char* target, char* source) +// * Add Bison actions for arithmetic expressions: +// - Addition: $$ = new_temp(); emit_binary_op($$, "ADD", $1, $3); +// - Subtraction, multiplication, division, modulo +#include "symbol_table.h" + +typedef enum {ADD, SUB, MUL, DIV} Op; // TODO: add all the instructions +typedef struct { + Op opcode; + TableNode * result; + TableNode * operand1; + TableNode * operand2; + int label; +} Instruction; + +void emit_binary_op(char* result, char* op, char* arg1, char* arg2); +void emit_unary_op(char* result, char* op, char* arg); +void emit_assignment(char* target, char* source); +// TODO: Find out what these are suposed to do. Guess is create an entry in +// the list of instructions + + +// * Implement integer/boolean/character specific operation handling +// TODO: Find out what this means + +// * Create output function to write instructions to file with line formatting +void emit_as_file(FILE * out_file, Instruction * instr_arr); + +// * Implement instruction array storage for backpatching