Start x86 rewrite

1 files changed, 0 insertions, 291 deletions

diff --git a/src/lexer.c b/src/lexer.c
deleted file mode 100644
index 9efe957..0000000
--- a/src/lexer.c
+++ /dev/null
@@ -1,291 +0,0 @@
-#include <assert.h>
-#include <def.h>
-#include <lexer.h>
-#include <stdio.h>
-#include <string.h>
-
-#define ALPHA(a) (((a) >= 'a' && (a) <= 'z') || ((a) >= 'A' && (a) <= 'Z'))
-#define NUMERIC(a) ((a) >= '0' && (a) <= '9')
-#define ALPHA_NUMERIC(a) (ALPHA(a) || NUMERIC(a))
-#define HEX_NUMERIC(a) (NUMERIC(a) || ((a) >= 'a' && (a) <= 'f') || ((a) >= 'A' && (a) <= 'F'))
-
-#define CMPSP(tok)                                                                                 \
-	(strncasecmp(tok " ", str, MIN(strlen(tok) + 1, size)) == 0) // CMP with space at end
-#define CMPNA(tok)                                                                                 \
-	(strncasecmp(tok, str, MIN(strlen(tok), size)) == 0 &&                                     \
-	 !ALPHA(str[strlen(tok)])) // CMP with non alpha at end
-
-void token_print(struct token *tok)
-{
-	// Something terrible needs to happen to make this true
-	assert(tok->length || tok->type == END);
-
-	if (tok->type == END) {
-		printf("\\0 (%d)\n", tok->type);
-		return;
-	}
-
-	char swp = tok->start[tok->length];
-	tok->start[tok->length] = 0;
-	printf("%s (%d)\n", tok->start, tok->type);
-	tok->start[tok->length] = swp;
-}
-
-struct token token_resolve(char *str, u32 size)
-{
-	enum token_type type = UNKNOWN;
-	u32 length = 0;
-
-	// "Beautiful" ~ Everyone. Probably.
-	if (NUMERIC(str[0])) {
-		while (HEX_NUMERIC(str[length]))
-			length++;
-
-		if (str[length] == 'h' || str[length] == 'H') {
-			type = HEX_NUM;
-			length++;
-		} else if (str[length] == 'b' || str[length] == 'B') {
-			type = BIN_NUM;
-			length++;
-		} else {
-			type = DEC_NUM;
-		}
-	} else if (str[0] == '\n') {
-		type = NEWLINE;
-		length = 1;
-	} else if (str[0] == '\0') {
-		type = END;
-		length = 0; // Well
-	} else if (str[0] == ' ') {
-		type = SPACE;
-		length = 1;
-	} else if (str[0] == ',') {
-		type = COMMA;
-		length = 1;
-	} else if (str[0] == '$') {
-		type = DOLLAR;
-		length = 1;
-	} else if (str[0] == '/') {
-		type = SLASH;
-		length = 1;
-	} else if (str[0] == '+') {
-		type = PLUS;
-		length = 1;
-	} else if (str[0] == '.') {
-		type = DOT;
-		length = 1;
-	} else if (str[0] == ':') {
-		type = COLON;
-		length = 1;
-	} else if (str[0] == ';') {
-		type = SEMICOLON;
-		length = 1;
-	} else if (str[0] == '#') {
-		type = HASH;
-		length = 1;
-	} else if (str[0] == 'A' && !ALPHA(str[1])) {
-		type = ACCU;
-		length = 1;
-	} else if (CMPNA("R0")) {
-		type = R0;
-		length = 2;
-	} else if (CMPNA("R1")) {
-		type = R1;
-		length = 2;
-	} else if (CMPNA("R2")) {
-		type = R2;
-		length = 2;
-	} else if (CMPNA("R3")) {
-		type = R3;
-		length = 2;
-	} else if (CMPNA("R4")) {
-		type = R4;
-		length = 2;
-	} else if (CMPNA("R5")) {
-		type = R5;
-		length = 2;
-	} else if (CMPNA("R6")) {
-		type = R6;
-		length = 2;
-	} else if (CMPNA("R7")) {
-		type = R7;
-		length = 2;
-	} else if (CMPSP("nop")) {
-		type = NOP;
-		length = 3;
-	} else if (CMPSP("jbc")) {
-		type = JBC;
-		length = 3;
-	} else if (CMPSP("jb")) {
-		type = JB;
-		length = 2;
-	} else if (CMPSP("jnb")) {
-		type = JNB;
-		length = 3;
-	} else if (CMPSP("jc")) {
-		type = JC;
-		length = 2;
-	} else if (CMPSP("jnc")) {
-		type = JNC;
-		length = 3;
-	} else if (CMPSP("jz")) {
-		type = JZ;
-		length = 2;
-	} else if (CMPSP("jnz")) {
-		type = JNZ;
-		length = 3;
-	} else if (CMPSP("sjmp")) {
-		type = SJMP;
-		length = 4;
-	} else if (CMPSP("mov")) {
-		type = MOV;
-		length = 3;
-	} else if (CMPSP("orl")) {
-		type = ORL;
-		length = 3;
-	} else if (CMPSP("anl")) {
-		type = ANL;
-		length = 3;
-	} else if (CMPSP("push")) {
-		type = PUSH;
-		length = 4;
-	} else if (CMPSP("pop")) {
-		type = POP;
-		length = 3;
-	} else if (CMPSP("movx")) {
-		type = MOVX;
-		length = 4;
-	} else if (CMPSP("ajmp")) {
-		type = AJMP;
-		length = 4;
-	} else if (CMPSP("acall")) {
-		type = ACALL;
-		length = 5;
-	} else if (CMPSP("ljmp")) {
-		type = LJMP;
-		length = 4;
-	} else if (CMPSP("lcall")) {
-		type = LCALL;
-		length = 5;
-	} else if (CMPSP("reti")) {
-		type = RETI;
-		length = 4;
-	} else if (CMPSP("ret")) {
-		type = RET;
-		length = 3;
-	} else if (CMPSP("xrl")) {
-		type = XRL;
-		length = 3;
-	} else if (CMPSP("cpl")) {
-		type = CPL;
-		length = 3;
-	} else if (CMPSP("clr")) {
-		type = CLR;
-		length = 3;
-	} else if (CMPSP("setb")) {
-		type = SETB;
-		length = 4;
-	} else if (CMPSP("rr")) {
-		type = RR;
-		length = 2;
-	} else if (CMPSP("rrc")) {
-		type = RRC;
-		length = 3;
-	} else if (CMPSP("rl")) {
-		type = RL;
-		length = 2;
-	} else if (CMPSP("rlc")) {
-		type = RLC;
-		length = 3;
-	} else if (CMPSP("xlr")) {
-		type = XLR;
-		length = 3;
-	} else if (CMPSP("jmp")) {
-		type = JMP;
-		length = 3;
-	} else if (CMPSP("movc")) {
-		type = MOVC;
-		length = 4;
-	} else if (CMPSP("inc")) {
-		type = INC;
-		length = 3;
-	} else if (CMPSP("dec")) {
-		type = DEC;
-		length = 3;
-	} else if (CMPSP("add")) {
-		type = ADD;
-		length = 3;
-	} else if (CMPSP("addc")) {
-		type = ADDC;
-		length = 4;
-	} else if (CMPSP("div")) {
-		type = DIV;
-		length = 3;
-	} else if (CMPSP("dubb")) {
-		type = DUBB;
-		length = 4;
-	} else if (CMPSP("mul")) {
-		type = MUL;
-		length = 3;
-	} else if (CMPSP("cjne")) {
-		type = CJNE;
-		length = 4;
-	} else if (CMPSP("swap")) {
-		type = SWAP;
-		length = 4;
-	} else if (CMPSP("da")) {
-		type = DA;
-		length = 2;
-	} else if (CMPSP("crl")) {
-		type = CRL;
-		length = 3;
-	} else if (CMPSP("xch")) {
-		type = XCH;
-		length = 3;
-	} else if (CMPSP("djnz")) {
-		type = DJNZ;
-		length = 4;
-	} else if (CMPSP("xchd")) {
-		type = XCHD;
-		length = 4;
-	} else if (CMPSP("call")) {
-		type = CALL;
-		length = 4;
-	} else if (CMPSP("org")) {
-		type = ORG;
-		length = 3;
-	} else if (CMPSP("db")) {
-		type = DB;
-		length = 2;
-	} else if (CMPSP("dw")) {
-		type = DW;
-		length = 2;
-	} else if (CMPSP("data")) { // Lars: "Who cares?"
-		type = DATA;
-		length = 4;
-	} else if (CMPSP("bit")) {
-		type = BIT;
-		length = 3;
-	} else if (CMPSP("include")) {
-		type = INCLUDE;
-		length = 7;
-	} else {
-		if (ALPHA(str[0])) {
-			while (ALPHA_NUMERIC(str[length]))
-				length++;
-
-			if (length) {
-				type = STRING;
-				length++;
-			}
-		}
-	}
-
-	struct token tok = {
-		.type = type,
-		.start = str,
-		.length = length,
-	};
-
-	return tok;
-}