32x: drc: handlers wip

[picodrive.git] / cpu / sh2 / sh2.h

diff --git a/cpu/sh2/sh2.h b/cpu/sh2/sh2.h
index d722dea..264bb4e 100644 (file)
--- a/cpu/sh2/sh2.h
+++ b/cpu/sh2/sh2.h
@@ -50,11 +50,17 @@ void sh2_execute(SH2 *sh2, int cycles);
 \r
 // pico memhandlers\r
 // XXX: move somewhere else\r
-unsigned int p32x_sh2_read8(unsigned int a, SH2 *sh2);\r
-unsigned int p32x_sh2_read16(unsigned int a, SH2 *sh2);\r
-unsigned int p32x_sh2_read32(unsigned int a, SH2 *sh2);\r
-void p32x_sh2_write8(unsigned int a, unsigned int d, SH2 *sh2);\r
-void p32x_sh2_write16(unsigned int a, unsigned int d, SH2 *sh2);\r
-void p32x_sh2_write32(unsigned int a, unsigned int d, SH2 *sh2);\r
+#if !defined(REGPARM) && defined(__i386__) \r
+#define REGPARM(x) __attribute__((regparm(x)))\r
+#else\r
+#define REGPARM(x)\r
+#endif\r
+\r
+unsigned int REGPARM(2) p32x_sh2_read8(unsigned int a, SH2 *sh2);\r
+unsigned int REGPARM(2) p32x_sh2_read16(unsigned int a, SH2 *sh2);\r
+unsigned int REGPARM(2) p32x_sh2_read32(unsigned int a, SH2 *sh2);\r
+void REGPARM(3) p32x_sh2_write8(unsigned int a, unsigned int d, SH2 *sh2);\r
+void REGPARM(3) p32x_sh2_write16(unsigned int a, unsigned int d, SH2 *sh2);\r
+void REGPARM(3) p32x_sh2_write32(unsigned int a, unsigned int d, SH2 *sh2);\r
 \r
 #endif /* __SH2_H__ */\r