X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Futil.h;h=789e63e4e23daa266799d1b24b566ae10b67eba7;hb=a87d38e5a23ab489b6486ed4c62f30054719d39e;hp=bba0ac8d48618f52e2413ce902f74303c81f6979;hpb=fb94d0fa89684121874bb3a4b0cb51172cab4a90;p=gbajam21

diff --git a/src/util.h b/src/util.h
index bba0ac8..789e63e 100644
--- a/src/util.h
+++ b/src/util.h
@@ -1,6 +1,8 @@
 #ifndef UTIL_H_
 #define UTIL_H_
 
+#include <stdint.h>
+
 #define wait_vblank() \
 	do { \
 		while(REG_DISPSTAT & DISPSTAT_VBLANK); \
@@ -18,9 +20,17 @@
 		((uint16_t*)CRAM_BG_ADDR)[idx] = (uint16_t)(r) | ((uint16_t)(g) << 5) | ((uint16_t)(b) << 10); \
 	} while(0)
 
+extern int16_t sinlut[];
+
+#define SIN(x)	sinlut[(x) & 0xff]
+#define COS(x)	sinlut[((x) + 64) & 0xff]
+
+int iwram_brk(void *addr);
+void *iwram_sbrk(intptr_t delta);
 
 void fillblock_16byte(void *dest, uint32_t val, int count);
 
-uint32_t get_pc(void);
+void *get_pc(void);
+void *get_sp(void);
 
 #endif	/* UTIL_H_ */