1.1 --- a/src/sh4/sh4core.in	Sun Apr 12 02:04:27 2009 +0000
     1.2 +++ b/src/sh4/sh4core.in	Sun May 24 08:30:35 2009 +0000
     1.3 @@ -239,6 +239,9 @@
     1.4      unsigned short ir;
     1.5      uint32_t tmp;
     1.6  
     1.7 +    if( IS_SYSCALL(sh4r.pc) ) {
     1.8 +        return;
     1.9 +    }
    1.10      assert( IS_IN_ICACHE(sh4r.pc) );
    1.11      ir = *(uint16_t *)GET_ICACHE_PTR(sh4r.pc);
    1.12      

     2.1 --- a/src/sh4/sh4trans.c	Sun Apr 12 02:04:27 2009 +0000
     2.2 +++ b/src/sh4/sh4trans.c	Sun May 24 08:30:35 2009 +0000
     2.3 @@ -46,7 +46,7 @@
     2.4          }
     2.5  
     2.6          if( code == NULL ) {
     2.7 -            if( sh4r.pc > 0xFFFFFF00 ) {
     2.8 +            if( IS_SYSCALL(sh4r.pc) ) {
     2.9                  syscall_invoke( sh4r.pc );
    2.10                  sh4r.in_delay_slot = 0;
    2.11                  sh4r.pc = sh4r.pr;
    2.12 @@ -220,7 +220,7 @@
    2.13          return xlat_get_code( GET_ICACHE_PHYS(vma) );
    2.14      }
    2.15  
    2.16 -    if( vma > 0xFFFFFF00 ) {
    2.17 +    if( IS_SYSCALL(vma) ) {
    2.18          // lxdream hook
    2.19          return NULL;
    2.20      }

     3.1 --- a/src/syscall.h	Sun Apr 12 02:04:27 2009 +0000
     3.2 +++ b/src/syscall.h	Sun May 24 08:30:35 2009 +0000
     3.3 @@ -71,6 +71,8 @@
     3.4   */
     3.5  void dcload_set_allow_unsafe( gboolean allow );
     3.6  
     3.7 +#define IS_SYSCALL(pc)  (((uint32_t)pc)>=0xFFFFFF00)
     3.8 +
     3.9  #ifdef __cplusplus
    3.10  }
    3.11  #endif