ShuriZma
/
mgba
mirror of https://github.com/mgba-emu/mgba.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Debugger: Clean up token lexing

This commit is contained in:
Vicki Pfau 2019-03-04 19:16:43 -08:00
parent b3687bfbe9
commit 7b59e620f1
1 changed files with 27 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

52
src/debugger/parser.c
View File

@ -92,73 +92,75 @@ static void _lexOperator(struct LexVector* lv, char operator, enum LexState* sta
*state = LEX_ERROR;
}
if (*state == LEX_ROOT || *state == LEX_ERROR) {
struct Token* lvNext = LexVectorAppend(lv);
lvNext->type = TOKEN_OPERATOR_TYPE;
struct Token lvNext;
lvNext.type = TOKEN_OPERATOR_TYPE;
*state = LEX_ROOT;
switch (operator) {
case '-':
lvNext->operatorValue = OP_NEGATE;
lvNext.operatorValue = OP_NEGATE;
break;
case '~':
lvNext->operatorValue = OP_FLIP;
lvNext.operatorValue = OP_FLIP;
break;
case '!':
lvNext->operatorValue = OP_NOT;
lvNext.operatorValue = OP_NOT;
break;
case '*':
lvNext->operatorValue = OP_DEREFERENCE;
lvNext.operatorValue = OP_DEREFERENCE;
break;
default:
lvNext->type = TOKEN_ERROR_TYPE;
lvNext.type = TOKEN_ERROR_TYPE;
*state = LEX_ERROR;
break;
return;
}
*LexVectorAppend(lv) = lvNext;
return;
}
struct Token* lvNext = LexVectorAppend(lv);
lvNext->type = TOKEN_OPERATOR_TYPE;
*state = LEX_EXPECT_OPERATOR2;
struct Token lvNext;
lvNext.type = TOKEN_OPERATOR_TYPE;
switch (operator) {
case '=':
lvNext->operatorValue = OP_ASSIGN;
lvNext.operatorValue = OP_ASSIGN;
break;
case '+':
lvNext->operatorValue = OP_ADD;
lvNext.operatorValue = OP_ADD;
break;
case '-':
lvNext->operatorValue = OP_SUBTRACT;
lvNext.operatorValue = OP_SUBTRACT;
break;
case '*':
lvNext->operatorValue = OP_MULTIPLY;
lvNext.operatorValue = OP_MULTIPLY;
break;
case '/':
lvNext->operatorValue = OP_DIVIDE;
lvNext.operatorValue = OP_DIVIDE;
break;
case '%':
lvNext->operatorValue = OP_MODULO;
lvNext.operatorValue = OP_MODULO;
break;
case '&':
lvNext->operatorValue = OP_AND;
lvNext.operatorValue = OP_AND;
break;
case '|':
lvNext->operatorValue = OP_OR;
lvNext.operatorValue = OP_OR;
break;
case '^':
lvNext->operatorValue = OP_XOR;
lvNext.operatorValue = OP_XOR;
break;
case '<':
lvNext->operatorValue = OP_LESS;
lvNext.operatorValue = OP_LESS;
break;
case '>':
lvNext->operatorValue = OP_GREATER;
lvNext.operatorValue = OP_GREATER;
break;
case '!':
lvNext->operatorValue = OP_NOT;
lvNext.operatorValue = OP_NOT;
break;
default:
lvNext->type = TOKEN_ERROR_TYPE;
break;
*state = LEX_ERROR;
return;
}
*state = LEX_EXPECT_OPERATOR2;
*LexVectorAppend(lv) = lvNext;
}
static void _lexValue(struct LexVector* lv, char token, uint32_t next, enum LexState* state) {