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#include "as_op.h"
#include <string.h>
struct op_table_entry {
enum op op;
const char* name;
};
struct op_table_entry op_table [] = {
// OP_SP, OP_SSP, OP_BP, OP_SBP, OP_PC, OP_RV, OP_SRV,
{OP_SP, "sp"},
{OP_SSP, "ssp"},
{OP_BP, "bp"},
{OP_SBP, "sbp"},
{OP_PC, "pc"},
{OP_RV, "rv"},
{OP_SRV, "srv"},
// OP_IMM,
{OP_IMM, "imm"},
{OP_IMM, "rel"},
// OP_LD8, OP_LD16, OP_LD32, OP_LD,
{OP_LD8, "ld8"},
{OP_LD16, "ld16"},
{OP_LD32, "ld32"},
{OP_LD, "ld"},
// OP_ST8, OP_ST16, OP_ST32, OP_ST,
{OP_ST8, "st8"},
{OP_ST16, "st16"},
{OP_ST32, "st32"},
{OP_ST, "st"},
// OP_DUP, OP_POP, OP_SWAP, OP_OVER, OP_ROT,
{OP_DUP, "dup"},
{OP_POP, "pop"},
{OP_SWAP, "swap"},
{OP_OVER, "over"},
{OP_ROT, "rot"},
// OP_ADD, OP_SUB, OP_DIV, OP_MUL, OP_MOD,
{OP_ADD, "add"},
{OP_SUB, "sub"},
{OP_DIV, "div"},
{OP_MUL, "mul"},
{OP_MOD, "mod"},
// OP_SHR, OP_SHL, OP_SAR,
{OP_SHR, "shr"},
{OP_SHL, "shl"},
{OP_SAR, "sar"},
// OP_AND, OP_OR, OP_NOT,
{OP_AND, "and"},
{OP_OR, "or"},
{OP_NOT, "not"},
// OP_BITAND, OP_BITOR, OP_XOR, OP_INVERT,
{OP_BITAND, "bitand"},
{OP_BITOR, "bitor"},
{OP_XOR, "xor"},
{OP_INVERT, "invert"},
// OP_GT, OP_LT, OP_GE, OP_LE, OP_EQ, OP_NEQ,
{OP_GT, "gt"},
{OP_LT, "lt"},
{OP_GE, "ge"},
{OP_LE, "le"},
{OP_EQ, "eq"},
{OP_NEQ, "neq"},
// OP_JMP, OP_JZ, OP_JNZ, OP_RET, OP_CALL, OP_SYSCALL,
{OP_JMP, "jmp"},
{OP_JZ, "jz"},
{OP_JNZ, "jnz"},
{OP_RET, "ret"},
{OP_CALL, "call"},
{OP_SYSCALL, "syscall"},
// OP_FADD, OP_FSUB, OP_FMUL, OP_FDIV,
{OP_FADD, "fadd"},
{OP_FSUB, "fsub"},
{OP_FMUL, "fmul"},
{OP_FDIV, "fdiv"},
// OP_FGE, OP_FGT, OP_FLE, OP_FLT, OP_FEQ, OP_FNEQ,
{OP_FGE, "fge"},
{OP_FGT, "fgt"},
{OP_FLT, "flt"},
{OP_FEQ, "feq"},
{OP_FNEQ, "fneq"},
// OP_FTI, OP_ITF,
{OP_FTI, "fti"},
{OP_ITF, "itf"},
// OP_EXIT,
{OP_EXIT, "exit"},
// OP_LDARG, OP_LDVAR, OP_STARG, OP_STVAR,
{OP_LDARG, "ldarg"},
{OP_LDVAR, "ldvar"},
{OP_STARG, "starg"},
{OP_STVAR, "stvar"},
{OP_END, NULL},
};
int op_size(enum op op) {
if (op == OP_IMM) {
return 8 + 1;
}
if (op == OP_CALL
|| op == OP_JMP
|| op == OP_JNZ
|| op == OP_JZ
|| op == OP_SYSCALL) {
return 8 + 1 + 1;
}
if (op == OP_REL) {
return 11;
}
if (op == OP_LDARG || op == OP_STARG) {
return 12;
}
if (op == OP_LDVAR || op == OP_STVAR) {
return 12;
}
return 1;
}
enum op str2op(const char* str) {
for (int i = 0; op_table[i].name != NULL; i++) {
if (strcmp(op_table[i].name, str) == 0) {
return op_table[i].op;
}
}
return OP_END;
}
int is_op(const char *str) {
return OP_END != str2op(str);
}
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