diff options
Diffstat (limited to 'compiler.c')
| -rw-r--r-- | compiler.c | 80 |
1 files changed, 59 insertions, 21 deletions
@@ -378,15 +378,15 @@ Type TYP_INBUILT[] = { {"uint16", 2, {0}, NULL}, {"uint32", 4, {0}, NULL}, {"uint64", 8, {0}, NULL}, - {"uint", 8, {0}, NULL}, + {"uint", 8, {0}, NULL}, // Platform max uint {"int8", 1, {0}, NULL}, {"int16", 2, {0}, NULL}, {"int32", 4, {0}, NULL}, {"int64", 8, {0}, NULL}, - {"int", 8, {0}, NULL}, + {"int", 8, {0}, NULL}, // Platform max int {"float32", 4, {0}, NULL}, {"float64", 8, {0}, NULL}, - {"float", 8, {0}, NULL}, + {"float", 8, {0}, NULL}, // Platform max float {"bool", 1, {0}, NULL}, {"void", 8, {0}, NULL}, }; @@ -2027,18 +2027,18 @@ bool p2_error = false; /* Op order * first is parens (not handled here) * - * 0: . - * get member or method - * - * 1: ` + * 0: ` * dereference * - * 2: ++ -- - * Increment/decrement + * 1: . + * get member or method * - * 3: ~ + * 2: ~ * Get reference * + * 3: ++ -- + * Increment/decrement + * * 4: len * length of array or type * @@ -2051,13 +2051,17 @@ bool p2_error = false; * 7: ! & | ^ << >> !& !| !^ * Bitwise operations (and boolean not) * - * 8: == && || ^^ < > !== !&& !|| !^^ !< !> <== >== - * Boolean operations + * 8: == !== < > !< !> <== >== + * Boolean compare + * + * 9: && || ^^ !&& !|| !^^ + * Boolean logic * - * 9: = *= /= %= += -= etc. + * 10: = *= /= %= += -= etc. * Assignment operators */ +// TODO: Test // returns the integer prescident of the operator (lower means first) int op_order(Token *t) { if (t == NULL || t->type != TT_AUGMENT) { @@ -2073,12 +2077,12 @@ int op_order(Token *t) { if(l == 1) { switch(t->data[0]) { - case '.': - return 0; case '`': + return 0; + case '.': return 1; case '~': - return 3; + return 2; case '*': case '/': case '%': @@ -2095,35 +2099,69 @@ int op_order(Token *t) { case '>': return 8; case '=': - return 9; + return 10; } } else if (l == 2) { if(t->data[0] == t->data[1]) { if (t->data[1] == '+' || t->data[1] == '-') - return 2; + return 3; if (t->data[0] == '<' || t->data[0] == '>') return 7; - return 8; + if (t->data[0] == '=') + return 8; + return 9; } if (t->data[1] == '<' || t->data[1] == '>') return 8; if (t->data[1] == '=') - return 9; + return 10; if (t->data[0] == '!') return 7; } else if (l == 3) { if(tok_str_eq(t, "len")) return 4; - return 7; + if(t->data[1] == '=') + return 8; + return 9; } return -1; } +// Strict eval for top-level definitions +void eval_strict() { +} + +// Main implementation, recursive +Variable _eval(Scope *s, CompData *data, Vector *tokens, size_t start, size_t end, int *level) { + Variable out; + + int op = -1; + int op_pos = 0; + int delim = -1; + + for(size_t i = start; i < end; i++) { + Token *t = vect_get(tokens, i); + if (t->type == TT_DELIMIT) { + if(delim < 0) { + delim = i; + } + i = tnsl_find_closing(tokens, i); + } else if (t->type == TT_AUGMENT && (op < 0 || op_order(t) > op)) { + op = op_order(t); + op_pos = i; + } + } + + // Found first delim and lowest priority op + + return out; +} + // TODO: Operator evaluation, variable members, literals, function calls Variable eval(Scope *s, CompData *out, Vector *tokens, size_t *pos) { Variable store; |