preserve r9 for apple

[picodrive.git] / cpu / sh2 / compiler.c

diff --git a/cpu/sh2/compiler.c b/cpu/sh2/compiler.c
index d3eb387..e983897 100644 (file)
--- a/cpu/sh2/compiler.c
+++ b/cpu/sh2/compiler.c
@@ -270,6 +270,8 @@ typedef struct {
 #ifdef __arm__
 #include "../drc/emit_arm.c"
 
+#ifndef __MACH__
+
 static const int reg_map_g2h[] = {
    4,  5,  6,  7,
    8, -1, -1, -1,
@@ -279,6 +281,20 @@ static const int reg_map_g2h[] = {
   -1, -1, -1, -1, // SHR_GBR, SHR_VBR, SHR_MACH, SHR_MACL,
 };
 
+#else
+
+// no r9..
+static const int reg_map_g2h[] = {
+   4,  5,  6,  7,
+  -1, -1, -1, -1,
+  -1, -1, -1, -1,
+  -1, -1, -1,  8, // r12 .. sp
+  -1, -1, -1, 10, // SHR_PC,  SHR_PPC, SHR_PR,   SHR_SR,
+  -1, -1, -1, -1, // SHR_GBR, SHR_VBR, SHR_MACH, SHR_MACL,
+};
+
+#endif
+
 static temp_reg_t reg_temp[] = {
   {  0, },
   {  1, },