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ir_load.c
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/*
* IR - Lightweight JIT Compilation Framework
* (IR loader)
* Copyright (C) 2022 Zend by Perforce.
* Authors: Dmitry Stogov <[email protected]>
*
* This file is generated from "ir.g". Do not edit!
*
* To generate ir_load.c use llk <https://github.com/dstogov/llk>:
* php llk.php ir.g
*/
#include "ir.h"
#include "ir_private.h"
#include "ir_builder.h"
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#ifndef _WIN32
# include <unistd.h>
#endif
const unsigned char *yy_buf;
const unsigned char *yy_end;
const unsigned char *yy_pos;
const unsigned char *yy_text;
uint32_t yy_line;
typedef struct _ir_parser_ctx {
ir_ctx *ctx;
uint32_t undef_count;
ir_ref curr_ref;
ir_strtab var_tab;
} ir_parser_ctx;
static ir_strtab type_tab;
static ir_strtab op_tab;
#define IR_UNRESOLVED_MASK 0xc0000000
#define IR_UNRESOLVED_LIST_END ((ir_ref)IR_UNRESOLVED_MASK)
#define IR_IS_UNRESOLVED(ref) \
((ref) < (ir_ref)0xc0000000)
#define IR_ENCODE_UNRESOLVED_REF(ref, op) \
((ir_ref)0xc0000000 - ((ref) * sizeof(ir_ref) + (op)))
#define IR_DECODE_UNRESOLVED_REF(ref) \
((ir_ref)0xc0000000 - (ref))
static ir_ref ir_use_var(ir_parser_ctx *p, uint32_t n, const char *str, size_t len) {
ir_ref ref;
uint32_t len32;
IR_ASSERT(len <= 0xffffffff);
len32 = (uint32_t)len;
ref = ir_strtab_find(&p->var_tab, str, len32);
if (!ref) {
p->undef_count++;
/* create a linked list of unresolved references with header in "var_tab" */
ref = IR_UNRESOLVED_LIST_END; /* list terminator */
ir_strtab_lookup(&p->var_tab, str, len32, IR_ENCODE_UNRESOLVED_REF(p->curr_ref, n));
} else if (IR_IS_UNRESOLVED(ref)) {
/* keep the linked list of unresolved references with header in "var_tab" */
/* "ref" keeps the tail of the list */
ir_strtab_update(&p->var_tab, str, len32, IR_ENCODE_UNRESOLVED_REF(p->curr_ref, n));
}
return ref;
}
static void ir_define_var(ir_parser_ctx *p, const char *str, size_t len, ir_ref ref) {
ir_ref old_ref;
uint32_t len32;
IR_ASSERT(len <= 0xffffffff);
len32 = (uint32_t)len;
old_ref = ir_strtab_lookup(&p->var_tab, str, len32, ref);
if (ref != old_ref) {
if (IR_IS_UNRESOLVED(old_ref)) {
IR_ASSERT(old_ref != IR_UNRESOLVED_LIST_END);
p->undef_count--;
/* update the linked list of unresolved references */
do {
ir_ref *ptr = ((ir_ref*)(p->ctx->ir_base)) + IR_DECODE_UNRESOLVED_REF(old_ref);
old_ref = *ptr;
*ptr = ref;
} while (old_ref != IR_UNRESOLVED_LIST_END);
ir_strtab_update(&p->var_tab, str, len32, ref);
} else {
fprintf(stderr, "ERROR: Redefined variable `%.*s` on line %d\n", (int)len32, str, yy_line);
exit(2);
}
}
}
static void report_undefined_var(const char *str, uint32_t len, ir_ref val)
{
if (IR_IS_UNRESOLVED(val)) {
fprintf(stderr, "ERROR: Undefined variable `%.*s`\n", (int)len, str);
}
}
static void ir_check_indefined_vars(ir_parser_ctx *p)
{
ir_strtab_apply(&p->var_tab, report_undefined_var);
exit(2);
}
/* forward declarations */
static void yy_error(const char *msg);
static void yy_error_sym(const char *msg, int sym);
static void yy_error_str(const char *msg, const char *str);
static size_t yy_unescape_str(char*buf, const char *str, size_t len)
{
char *p = buf;
char ch;
while (len > 0) {
if (*str != '\\') {
*p = *str;
} else {
str++;
len--;
IR_ASSERT(len != 0);
switch (*str) {
case '\\': *p = '\\'; break;
case '\'': *p = '\''; break;
case '"': *p = '"'; break;
case 'a': *p = '\a'; break;
case 'b': *p = '\b'; break;
case 'e': *p = 27; break; /* '\e'; */
case 'f': *p = '\f'; break;
case 'n': *p = '\n'; break;
case 'r': *p = '\r'; break;
case 't': *p = '\t'; break;
case 'v': *p = '\v'; break;
case '?': *p = 0x3f; break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
ch = *str - '0';
str++;
len--;
if (*str >= '0' && *str <= '7') {
ch = ch * 8 + (*str - '0');
str++;
len--;
if (*str >= '0' && *str <= '7') {
ch = ch * 8 + (*str - '0');
str++;
len--;
}
}
*p = ch;
p++;
continue;
default:
yy_error("unsupported escape sequence");
}
}
str++;
p++;
len--;
}
*p = 0;
return p - buf;
}
static ir_ref ir_make_const_str(ir_ctx *ctx, const char *str, size_t len)
{
char *buf = alloca(len + 1);
len = yy_unescape_str(buf, str, len);
return ir_const_str(ctx, ir_strl(ctx, buf, len));
}
static bool ir_loader_sym_data_str(ir_loader *loader, const char *str, size_t len)
{
char *buf = alloca(len + 1);
len = yy_unescape_str(buf, str, len);
return loader->sym_data_str(loader, buf, len);
}
static uint64_t read_dec(const char *p, const char *e)
{
uint64_t ret;
int neg = 0;
char ch = *p;
if (ch == '-') {
ch = *(++p);
neg = 1;
}
IR_ASSERT(ch >= '0' && ch <= '9');
ret = ch - '0';
while (++p < e) {
ch = *p;
IR_ASSERT(ch >= '0' && ch <= '9');
ret = (ret * 10) + (ch - '0');
}
if (neg) {
ret = ~ret + 1;
}
return ret;
}
static uint64_t read_hex(const char *p, const char *e)
{
uint64_t ret = 0;
char ch = *p;
if (ch >= '0' && ch <= '9') {
ret = ch - '0';
} else if (ch >= 'a' && ch <= 'f') {
ret = ch - 'a' + 10;
} else {
IR_ASSERT(ch >= 'A' && ch <= 'F');
ret = ch - 'A' + 10;
}
while (++p < e) {
ch = *p;
if (ch >= '0' && ch <= '9') {
ret = (ret << 4) | (ch - '0');
} else if (ch >= 'a' && ch <= 'f') {
ret = (ret << 4) | (ch - 'a' + 10);
} else {
IR_ASSERT(ch >= 'A' && ch <= 'F');
ret = (ret << 4) | (ch - 'A' + 10);
}
}
return ret;
}
#define YYPOS cpos
#define YYEND cend
#define YY_EOF 0
#define YY_EXTERN 1
#define YY__SEMICOLON 2
#define YY_STATIC 3
#define YY__EQUAL 4
#define YY__LBRACE 5
#define YY__COMMA 6
#define YY__RBRACE 7
#define YY_VAR 8
#define YY_CONST 9
#define YY__LBRACK 10
#define YY__RBRACK 11
#define YY_SYM 12
#define YY__LPAREN 13
#define YY__RPAREN 14
#define YY__PLUS 15
#define YY_FUNC 16
#define YY_NOP 17
#define YY_VOID 18
#define YY__POINT_POINT_POINT 19
#define YY__COLON 20
#define YY___FASTCALL 21
#define YY___BUILTIN 22
#define YY__STAR 23
#define YY__SLASH 24
#define YY_NULL 25
#define YY_INF 26
#define YY_NAN 27
#define YY__MINUS 28
#define YY_ID 29
#define YY_DECNUMBER 30
#define YY_HEXNUMBER 31
#define YY_FLOATNUMBER 32
#define YY_CHARACTER 33
#define YY_STRING 34
#define YY_EOL 35
#define YY_WS 36
#define YY_ONE_LINE_COMMENT 37
#define YY_COMMENT 38
static const char * sym_name[] = {
"<EOF>",
"extern",
";",
"static",
"=",
"{",
",",
"}",
"var",
"const",
"[",
"]",
"sym",
"(",
")",
"+",
"func",
"NOP",
"void",
"...",
":",
"__fastcall",
"__builtin",
"*",
"/",
"null",
"inf",
"nan",
"-",
"<ID>",
"<DECNUMBER>",
"<HEXNUMBER>",
"<FLOATNUMBER>",
"<CHARACTER>",
"<STRING>",
"<EOL>",
"<WS>",
"<ONE_LINE_COMMENT>",
"<COMMENT>",
NULL
};
#define YY_IN_SET(sym, set, bitset) \
(bitset[sym>>3] & (1 << (sym & 0x7)))
size_t yy_escape(char *buf, unsigned char ch)
{
switch (ch) {
case '\\': buf[0] = '\\'; buf[1] = '\\'; return 2;
case '\'': buf[0] = '\\'; buf[1] = '\''; return 2;
case '\"': buf[0] = '\\'; buf[1] = '\"'; return 2;
case '\a': buf[0] = '\\'; buf[1] = '\a'; return 2;
case '\b': buf[0] = '\\'; buf[1] = '\b'; return 2;
case 27: buf[0] = '\\'; buf[1] = 27; return 2;
case '\f': buf[0] = '\\'; buf[1] = '\f'; return 2;
case '\n': buf[0] = '\\'; buf[1] = '\n'; return 2;
case '\r': buf[0] = '\\'; buf[1] = '\r'; return 2;
case '\t': buf[0] = '\\'; buf[1] = '\t'; return 2;
case '\v': buf[0] = '\\'; buf[1] = '\v'; return 2;
case '\?': buf[0] = '\\'; buf[1] = 0x3f; return 2;
default: break;
}
if (ch < 32 || ch >= 127) {
buf[0] = '\\';
buf[1] = '0' + ((ch >> 6) % 8);
buf[2] = '0' + ((ch >> 3) % 8);
buf[3] = '0' + (ch % 8);
return 4;
} else {
buf[0] = ch;
return 1;
}
}
const char *yy_escape_char(char *buf, unsigned char ch)
{
size_t len = yy_escape(buf, ch);
buf[len] = 0;
return buf;
}
const char *yy_escape_string(char *buf, size_t size, const unsigned char *str, size_t n)
{
size_t i = 0;
size_t pos = 0;
size_t len;
while (i < n) {
if (pos + 8 > size) {
buf[pos++] = '.';
buf[pos++] = '.';
buf[pos++] = '.';
break;
}
len = yy_escape(buf + pos, str[i]);
i++;
pos += len;
}
buf[pos] = 0;
return buf;
}
static int skip_EOL(int sym);
static int skip_WS(int sym);
static int skip_ONE_LINE_COMMENT(int sym);
static int skip_COMMENT(int sym);
static int get_sym(void);
static int parse_ir(int sym, ir_loader *loader);
static int parse_ir_sym(int sym, char *buf, uint32_t *flags);
static int parse_ir_sym_size(int sym, size_t *size);
static int parse_ir_sym_data(int sym, ir_loader *loader);
static int parse_ir_func(int sym, ir_parser_ctx *p);
static int parse_ir_func_name(int sym, char *buf);
static int parse_ir_func_proto(int sym, ir_parser_ctx *p, uint32_t *flags, uint8_t *ret_type, uint32_t *params_count, uint8_t *param_types);
static int parse_ir_insn(int sym, ir_parser_ctx *p);
static int parse_type(int sym, uint8_t *t);
static int parse_func(int sym, uint8_t *op);
static int parse_val(int sym, ir_parser_ctx *p, uint8_t op, uint32_t n, ir_ref *ref);
static int parse_const(int sym, uint8_t t, ir_val *val);
static int parse_ID(int sym, const char **str, size_t *len);
static int parse_DECNUMBER(int sym, uint32_t t, ir_val *val);
static int parse_HEXNUMBER(int sym, uint32_t t, ir_val *val);
static int parse_FLOATNUMBER(int sym, uint32_t t, ir_val *val);
static int parse_CHARACTER(int sym, uint32_t t, ir_val *val);
static int parse_STRING(int sym, const char **str, size_t *len);
static int get_skip_sym(void) {
char buf[64];
int ch;
int ret;
int accept = -1;
const unsigned char *accept_pos;
const unsigned char *cpos = yy_pos;
const unsigned char *cend = yy_end;
_yy_state_start:
yy_text = YYPOS;
ch = *YYPOS;
switch (ch) {
case 'e':
ch = *++YYPOS;
if (ch != 'x') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 't') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'e') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'r') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'n') goto _yy_tunnel_4;
ret = YY_EXTERN;
goto _yy_state_120;
case 'v':
ch = *++YYPOS;
if (ch == 'a') {
ch = *++YYPOS;
if (ch != 'r') goto _yy_tunnel_4;
ret = YY_VAR;
goto _yy_state_120;
} else if (ch == 'o') {
ch = *++YYPOS;
if (ch != 'i') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'd') goto _yy_tunnel_4;
ret = YY_VOID;
goto _yy_state_120;
} else {
goto _yy_tunnel_4;
}
case 'c':
ch = *++YYPOS;
if (ch != 'o') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'n') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 's') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 't') goto _yy_tunnel_4;
ret = YY_CONST;
goto _yy_state_120;
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
case 'G':
case 'H':
case 'I':
case 'J':
case 'K':
case 'L':
case 'M':
case 'O':
case 'P':
case 'Q':
case 'R':
case 'S':
case 'T':
case 'U':
case 'V':
case 'W':
case 'X':
case 'Y':
case 'Z':
case 'a':
case 'b':
case 'd':
case 'g':
case 'h':
case 'j':
case 'k':
case 'l':
case 'm':
case 'o':
case 'p':
case 'q':
case 'r':
case 't':
case 'u':
case 'w':
case 'x':
case 'y':
case 'z':
goto _yy_state_4;
case 'N':
ch = *++YYPOS;
if (ch != 'O') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'P') goto _yy_tunnel_4;
ret = YY_NOP;
goto _yy_state_120;
case 'f':
ch = *++YYPOS;
if (ch != 'u') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'n') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'c') goto _yy_tunnel_4;
ret = YY_FUNC;
goto _yy_state_120;
case 'i':
ch = *++YYPOS;
if (ch != 'n') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'f') goto _yy_tunnel_4;
ret = YY_INF;
goto _yy_state_120;
case 'n':
ch = *++YYPOS;
if (ch == 'a') {
ch = *++YYPOS;
if (ch != 'n') goto _yy_tunnel_4;
ret = YY_NAN;
goto _yy_state_120;
} else if (ch == 'u') {
ch = *++YYPOS;
if (ch != 'l') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'l') goto _yy_tunnel_4;
ret = YY_NULL;
goto _yy_state_120;
} else {
goto _yy_tunnel_4;
}
case 's':
ch = *++YYPOS;
if (ch == 't') {
ch = *++YYPOS;
if (ch != 'a') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 't') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'i') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'c') goto _yy_tunnel_4;
ret = YY_STATIC;
goto _yy_state_120;
} else if (ch == 'y') {
ch = *++YYPOS;
if (ch != 'm') goto _yy_tunnel_4;
ret = YY_SYM;
goto _yy_state_120;
} else {
goto _yy_tunnel_4;
}
case '_':
ch = *++YYPOS;
if (ch != '_') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch == 'b') {
ch = *++YYPOS;
if (ch != 'u') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'i') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'l') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 't') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'i') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'n') goto _yy_tunnel_4;
ret = YY___BUILTIN;
goto _yy_state_120;
} else if (ch == 'f') {
ch = *++YYPOS;
if (ch != 'a') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 's') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 't') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'c') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'a') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'l') goto _yy_tunnel_4;
ch = *++YYPOS;
if (ch != 'l') goto _yy_tunnel_4;
ret = YY___FASTCALL;
goto _yy_state_120;
} else {
goto _yy_tunnel_4;
}
case ';':
YYPOS++;
ret = YY__SEMICOLON;
goto _yy_fin;
case '(':
YYPOS++;
ret = YY__LPAREN;
goto _yy_fin;
case '.':
ch = *++YYPOS;
if (ch == '.') {
ch = *++YYPOS;
if (ch == '.') {
YYPOS++;
ret = YY__POINT_POINT_POINT;
goto _yy_fin;
} else {
goto _yy_state_error;
}
} else if ((ch >= '0' && ch <= '9')) {
goto _yy_state_49;
} else {
goto _yy_state_error;
}
case ',':
YYPOS++;
ret = YY__COMMA;
goto _yy_fin;
case ')':
YYPOS++;
ret = YY__RPAREN;
goto _yy_fin;
case ':':
YYPOS++;
ret = YY__COLON;
goto _yy_fin;
case '[':
YYPOS++;
ret = YY__LBRACK;
goto _yy_fin;
case '-':
ch = *++YYPOS;
accept = YY__MINUS;
accept_pos = YYPOS;
if ((ch >= '0' && ch <= '9')) {
goto _yy_state_20;
} else if (ch == '.') {
ch = *++YYPOS;
if ((ch >= '0' && ch <= '9')) {
goto _yy_state_49;
} else {
goto _yy_state_error;
}
} else {
ret = YY__MINUS;
goto _yy_fin;
}
case '0':
ch = *++YYPOS;
if (ch != 'x') goto _yy_tunnel_20;
ch = *++YYPOS;
if ((ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'F') || (ch >= 'a' && ch <= 'f')) {
goto _yy_state_81;
} else {
goto _yy_state_error;
}
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
goto _yy_state_20;
case ']':
YYPOS++;
ret = YY__RBRACK;
goto _yy_fin;
case '=':
YYPOS++;
ret = YY__EQUAL;
goto _yy_fin;
case '{':
YYPOS++;
ret = YY__LBRACE;
goto _yy_fin;
case '+':
YYPOS++;
ret = YY__PLUS;
goto _yy_fin;
case '\'':
goto _yy_state_25;
case '}':
YYPOS++;
ret = YY__RBRACE;
goto _yy_fin;
case '"':
goto _yy_state_27;
case '*':
YYPOS++;
ret = YY__STAR;
goto _yy_fin;
case '/':
ch = *++YYPOS;
accept = YY__SLASH;
accept_pos = YYPOS;
if (ch == '*') {
goto _yy_state_61;
} else if (ch == '/') {
goto _yy_state_33;
} else {
ret = YY__SLASH;
goto _yy_fin;
}
case '\r':
ch = *++YYPOS;
if (ch == '\n') {
yy_line++;
YYPOS++;
ret = YY_EOL;
goto _yy_fin;
} else {
ret = YY_EOL;
goto _yy_fin;
}
case '\n':
yy_line++;
YYPOS++;
ret = YY_EOL;
goto _yy_fin;
case ' ':
case '\t':
case '\f':
case '\v':
goto _yy_state_32;
case '#':
goto _yy_state_33;
case '\0':
if (ch == 0 && YYPOS < YYEND) goto _yy_state_error;
YYPOS++;
ret = YY_EOF;
goto _yy_fin;
default:
goto _yy_state_error;
}
_yy_state_4:
ch = *++YYPOS;
_yy_tunnel_4:
if ((ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'Z') || ch == '_' || (ch >= 'a' && ch <= 'z')) {
goto _yy_state_4;
} else {
ret = YY_ID;
goto _yy_fin;
}
_yy_state_20:
ch = *++YYPOS;
_yy_tunnel_20:
accept = YY_DECNUMBER;
accept_pos = YYPOS;
if ((ch >= '0' && ch <= '9')) {
goto _yy_state_20;
} else if (ch == 'E' || ch == 'e') {
goto _yy_state_53;
} else if (ch == '.') {
goto _yy_state_49;
} else {
ret = YY_DECNUMBER;
goto _yy_fin;
}
_yy_state_25:
ch = *++YYPOS;
if (ch == '\\') {
ch = *++YYPOS;
if (YYPOS < YYEND) {
if (ch == '\n') {
yy_line++;
}
goto _yy_state_25;
} else {
goto _yy_state_error;
}
} else if (ch == '\'') {
YYPOS++;
ret = YY_CHARACTER;
goto _yy_fin;
} else if (YYPOS < YYEND && (ch <= '&' || (ch >= '(' && ch <= '[') || ch >= ']')) {
if (ch == '\n') {
yy_line++;
}
goto _yy_state_25;
} else {
goto _yy_state_error;
}
_yy_state_27:
ch = *++YYPOS;
if (ch == '\\') {
ch = *++YYPOS;
if (YYPOS < YYEND) {
if (ch == '\n') {
yy_line++;
}
goto _yy_state_27;
} else {
goto _yy_state_error;
}
} else if (ch == '"') {
YYPOS++;
ret = YY_STRING;
goto _yy_fin;
} else if (YYPOS < YYEND && (ch <= '!' || (ch >= '#' && ch <= '[') || ch >= ']')) {
if (ch == '\n') {
yy_line++;
}
goto _yy_state_27;
} else {
goto _yy_state_error;
}
_yy_state_32:
ch = *++YYPOS;
if (ch == '\t' || ch == '\v' || ch == '\f' || ch == ' ') {
goto _yy_state_32;
} else {
ret = YY_WS;
goto _yy_fin;
}
_yy_state_33:
ch = *++YYPOS;
if (ch == '\r') {
ch = *++YYPOS;
if (ch == '\n') {
yy_line++;
YYPOS++;
ret = YY_ONE_LINE_COMMENT;
goto _yy_fin;
} else {
ret = YY_ONE_LINE_COMMENT;
goto _yy_fin;
}
} else if (ch == '\n') {
yy_line++;
YYPOS++;
ret = YY_ONE_LINE_COMMENT;
goto _yy_fin;
} else if (YYPOS < YYEND && (ch <= '\t' || ch == '\v' || ch == '\f' || ch >= '\016')) {
goto _yy_state_33;
} else {
goto _yy_state_error;
}
_yy_state_49:
ch = *++YYPOS;
accept = YY_FLOATNUMBER;
accept_pos = YYPOS;
if ((ch >= '0' && ch <= '9')) {
goto _yy_state_49;
} else if (ch == 'E' || ch == 'e') {
goto _yy_state_53;
} else {
ret = YY_FLOATNUMBER;
goto _yy_fin;
}
_yy_state_53:
ch = *++YYPOS;
if (ch == '+' || ch == '-') {
ch = *++YYPOS;
if ((ch >= '0' && ch <= '9')) {
goto _yy_state_84;
} else {
goto _yy_state_error;
}
} else if ((ch >= '0' && ch <= '9')) {
goto _yy_state_84;
} else {
goto _yy_state_error;
}
_yy_state_61:
ch = *++YYPOS;
_yy_tunnel_61:
if (ch == '*') {
ch = *++YYPOS;
if (ch != '/') goto _yy_tunnel_61;
YYPOS++;
ret = YY_COMMENT;
goto _yy_fin;
} else if (YYPOS < YYEND && (ch <= ')' || ch >= '+')) {
if (ch == '\n') {
yy_line++;
}
goto _yy_state_61;
} else {
goto _yy_state_error;
}
_yy_state_81:
ch = *++YYPOS;
if ((ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'F') || (ch >= 'a' && ch <= 'f')) {
goto _yy_state_81;
} else {
ret = YY_HEXNUMBER;
goto _yy_fin;
}
_yy_state_84:
ch = *++YYPOS;
if ((ch >= '0' && ch <= '9')) {
goto _yy_state_84;
} else {
ret = YY_FLOATNUMBER;
goto _yy_fin;
}
_yy_state_120:
ch = *++YYPOS;
if ((ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'Z') || ch == '_' || (ch >= 'a' && ch <= 'z')) {
goto _yy_state_4;
} else {
goto _yy_fin;
}
_yy_state_error:
if (accept >= 0) {
yy_pos = accept_pos;
return accept;
}
if (YYPOS >= YYEND) {
yy_error("unexpected <EOF>");
} else if (YYPOS == yy_text) {
yy_error_str("unexpected character", yy_escape_char(buf, ch));
} else {
yy_error_str("unexpected sequence", yy_escape_string(buf, sizeof(buf), yy_text, 1 + YYPOS - yy_text));
}
YYPOS++;
goto _yy_state_start;
_yy_fin:
yy_pos = YYPOS;
return ret;
}
static int skip_EOL(int sym) {
if (sym != YY_EOL) {
yy_error_sym("<EOL> expected, got", sym);
}
sym = get_skip_sym();
return sym;
}
static int skip_WS(int sym) {
if (sym != YY_WS) {
yy_error_sym("<WS> expected, got", sym);
}
sym = get_skip_sym();
return sym;
}
static int skip_ONE_LINE_COMMENT(int sym) {
if (sym != YY_ONE_LINE_COMMENT) {
yy_error_sym("<ONE_LINE_COMMENT> expected, got", sym);
}
sym = get_skip_sym();
return sym;
}
static int skip_COMMENT(int sym) {
if (sym != YY_COMMENT) {
yy_error_sym("<COMMENT> expected, got", sym);
}
sym = get_skip_sym();
return sym;
}
static int get_sym(void) {
int sym;
sym = get_skip_sym();
while (sym == YY_EOL || sym == YY_WS || sym == YY_ONE_LINE_COMMENT || sym == YY_COMMENT) {
if (sym == YY_EOL) {
sym = skip_EOL(sym);
} else if (sym == YY_WS) {
sym = skip_WS(sym);
} else if (sym == YY_ONE_LINE_COMMENT) {
sym = skip_ONE_LINE_COMMENT(sym);
} else {
sym = skip_COMMENT(sym);
}
}
return sym;
}
static int parse_ir(int sym, ir_loader *loader) {
int sym2;
const unsigned char *save_pos;
const unsigned char *save_text;
int save_line;
int alt13;
int alt9;
ir_parser_ctx p;