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Implement more string instructions

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Implement all of the string instructions that I could get the compiler
to generate code for. Still ASCII-only.
This commit is contained in:
Nunuhara Cabbage
2019-10-14 14:18:09 -07:00
parent cc2a2c594a
commit 55f3991546
3 changed files with 179 additions and 18 deletions
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vm_string.h
+9 -3
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@@ -21,15 +21,21 @@
#include <stddef.h>
struct string {
unsigned int size;
int size;
bool literal;
char text[];
};
struct string *make_string(const char *str, unsigned int len);
void free_string(struct string *str);
struct string *string_dup(struct string *in);
struct string *string_append(struct string *a, struct string *b);
struct string *string_dup(const struct string *in);
void string_append(struct string **a, const struct string *b);
struct string *string_concatenate(const struct string *a, const struct string *b);
struct string *string_copy(const struct string *s, int index, int len);
int string_find(const struct string *haystack, const struct string *needle);
void string_push_back(struct string **s, int c);
void string_pop_back(struct string *s);
void string_erase(struct string *s, int index);
struct string *integer_to_string(int n);
struct string *float_to_string(float f, int precision);