lxdream.org :: lxdream/src/sh4/scif.c r828:b42865f00fb5

filename	src/sh4/scif.c
changeset	828:b42865f00fb5
prev	736:a02d1475ccfd
next	929:fd8cb0c82f5f
author	nkeynes
date	Sun Dec 14 07:50:48 2008 +0000 (15 years ago)
permissions	-rw-r--r--
last change	Setup a 'proper' stackframe in translated blocks. This doesn't affect performance noticeably, but does ensure that a) The stack is aligned correctly on OS X with no extra effort, and b) We can't mess up the stack and crash that way anymore. Replace all PUSH/POP instructions (outside of prologue/epilogue) with ESP-rel moves to stack local variables. Finally merge ia32mac and ia32abi together, since they're pretty much the same now anyway (and thereby simplifying maintenance a good deal)

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     1.1 --- a/src/sh4/scif.c	Mon Jul 14 07:44:42 2008 +0000
     1.2 +++ b/src/sh4/scif.c	Sun Dec 14 07:50:48 2008 +0000
     1.3 @@ -546,8 +546,10 @@
     1.4          break;
     1.5      case SCSPTR2: /* Serial Port Register */
     1.6          MMIO_WRITE( SCIF, reg, val );
     1.7 -        /* NOT IMPLEMENTED */
     1.8 -        WARN( "SCSPTR2 not implemented: Write %08X", val );
     1.9 +        /* NOT IMPLEMENTED - 'direct' serial I/O */
    1.10 +        if( val != 0 ) {
    1.11 +            WARN( "SCSPTR2 not implemented: Write %08X", val );
    1.12 +        }
    1.13          break;
    1.14      case SCLSR2:
    1.15          val = val & SCLSR2_ORER;