X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=ir.h;h=73dd447c0df8c946189809557f6dc60caf4ff676;hb=95b70564278e062db3953ad6ab3018283e6a878a;hp=b62b09dc8757729d31ced38e9c258e1a30ffffbe;hpb=d6ca5673dc7f2760faca1200477808d919a290ca;p=xonotic%2Fgmqcc.git

diff --git a/ir.h b/ir.h
index b62b09d..73dd447 100644
--- a/ir.h
+++ b/ir.h
@@ -231,6 +231,7 @@ typedef struct ir_function_s
 #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)
 
@@ -240,6 +241,7 @@ ir_block*       ir_function_create_block(lex_ctx_t ctx, ir_function*, const char
 
 /* builder */
 #define IR_HT_SIZE 1024
+#define IR_MAX_VINSTR_TEMPS 1
 typedef struct ir_builder_s
 {
     char *name;
@@ -261,12 +263,16 @@ typedef struct ir_builder_s
     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;