#define IR_FLAG_HAS_UNINITIALIZED (1<<2)
#define IR_FLAG_HAS_GOTO (1<<3)
#define IR_FLAG_INCLUDE_DEF (1<<4)
+#define IR_FLAG_ERASEABLE (1<<5)
#define IR_FLAG_MASK_NO_OVERLAP (IR_FLAG_HAS_ARRAYS | IR_FLAG_HAS_UNINITIALIZED)
#define IR_FLAG_MASK_NO_LOCAL_TEMPS (IR_FLAG_HAS_ARRAYS | IR_FLAG_HAS_UNINITIALIZED)
/* builder */
#define IR_HT_SIZE 1024
+#define IR_MAX_VINSTR_TEMPS 1
typedef struct ir_builder_s
{
char *name;
uint32_t first_common_globaltemp;
const char **filenames;
- qcint_t *filestrings;
+ qcint_t *filestrings;
/* we cache the #IMMEDIATE string here */
- qcint_t str_immediate;
+ qcint_t str_immediate;
/* there should just be this one nil */
ir_value *nil;
ir_value *reserved_va_count;
+ /* some virtual instructions require temps, and their code is isolated
+ * so that we don't need to keep track of their liveness.
+ */
+ ir_value *vinstr_temp[IR_MAX_VINSTR_TEMPS];
/* code generator */
code_t *code;