Author: johnmci Date: 2010-10-13 11:39:14 -0700 (Wed, 13 Oct 2010) New Revision: 2329
Modified: trunk/platforms/iOS/vm/sqGnu.h Log: iOS make private sqGNU.h a copy of the standard one. (delete at some point in the future after evaluating powerpc performance issues)
Modified: trunk/platforms/iOS/vm/sqGnu.h =================================================================== --- trunk/platforms/iOS/vm/sqGnu.h 2010-10-13 18:37:38 UTC (rev 2328) +++ trunk/platforms/iOS/vm/sqGnu.h 2010-10-13 18:39:14 UTC (rev 2329) @@ -45,17 +45,24 @@
#include "sq.h"
-#define CASE(N) case N: _##N: +#define CASE(N) case N: _##N: + #if defined(__powerpc__) || defined(PPC) || defined(_POWER) || defined(_IBMR2) || defined(__ppc__) - #define BREAK goto *jumpTableR[currentBytecode] - #define PPC_REG_JUMP ; register void **jumpTableR JP_REG; jumpTableR = &jumpTable[0] +# define JUMP_TABLE_PTR ; register void **jumpTableP JP_REG; jumpTableP= &jumpTable[0] +# define BREAK goto *jumpTableP[currentBytecode] #else - #define BREAK goto *jumpTable[currentBytecode] - #define PPC_REG_JUMP +# define JUMP_TABLE_PTR +# define BREAK goto *jumpTable[currentBytecode] #endif -#define PRIM_DISPATCH goto *jumpTable[GIV(primitiveIndex)] + +#if defined(SQ_USE_GLOBAL_STRUCT) +# define PRIM_DISPATCH goto *jumpTable[GIV(primitiveIndex)] +#else +# define PRIM_DISPATCH goto *jumpTable[primitiveIndex] +#endif + #define JUMP_TABLE \ - void *jumpTable[256]= { \ + static void *jumpTable[256]= { \ &&_0, &&_1, &&_2, &&_3, &&_4, &&_5, &&_6, &&_7, &&_8, &&_9, \ &&_10, &&_11, &&_12, &&_13, &&_14, &&_15, &&_16, &&_17, &&_18, &&_19, \ &&_20, &&_21, &&_22, &&_23, &&_24, &&_25, &&_26, &&_27, &&_28, &&_29, \ @@ -82,7 +89,8 @@ &&_230, &&_231, &&_232, &&_233, &&_234, &&_235, &&_236, &&_237, &&_238, &&_239, \ &&_240, &&_241, &&_242, &&_243, &&_244, &&_245, &&_246, &&_247, &&_248, &&_249, \ &&_250, &&_251, &&_252, &&_253, &&_254, &&_255 \ - } PPC_REG_JUMP; + } JUMP_TABLE_PTR + #define PRIM_TABLE \ static void *jumpTable[700]= { \ &&_0, &&_1, &&_2, &&_3, &&_4, &&_5, &&_6, &&_7, &&_8, &&_9, \ @@ -157,50 +165,69 @@ &&_690, &&_691, &&_692, &&_693, &&_694, &&_695, &&_696, &&_697, &&_698, &&_699, \ }
- /* - IP_REG, FP_REG, SP_REG, CB_REG + /* + IP_REG, SP_REG, CB_REG the machine registers in which to place localIP, localFP, localSP and currentBytecode. Wins big on register-deficient architectures -- especially Intel. */ #if defined(__mips__) -# define IP_REG asm("$16") -# define SP_REG asm("$17") -# define CB_REG asm("$18") +# define IP_REG __asm__("$16") +# define SP_REG __asm__("$17") +# define CB_REG __asm__("$18") #endif #if defined(__sparc__) -# define IP_REG asm("%l0") -# define SP_REG asm("%l1") -# define CB_REG asm("%l2") +# define IP_REG __asm__("%l0") +# define SP_REG __asm__("%l1") +# define CB_REG __asm__("%l2") #endif #if defined(__alpha__) -# define IP_REG asm("$9") -# define SP_REG asm("$10") -# define CB_REG asm("$11") +# define IP_REG __asm__("$9") +# define SP_REG __asm__("$10") +# define CB_REG __asm__("$11") #endif #if defined(__i386__) -# define IP_REG asm("%esi") -# define SP_REG asm("%edi") -# define CB_REG asm("%ebx") +# define IP_REG __asm__("%esi") +# define SP_REG __asm__("%edi") +# if (__GNUC__ > 2) || ((__GNUC__ == 2) && (__GNUC_MINOR__ >= 95)) +# define CB_REG __asm__("%ebx") +# else +# define CB_REG /* avoid undue register pressure */ +# endif #endif #if defined(__powerpc__) || defined(PPC) || defined(_POWER) || defined(_IBMR2) || defined(__ppc__) -# define FOO_REG asm("13") -# define JP_REG asm("14") -# define IP_REG asm("15") -# define SP_REG asm("16") -# define CB_REG asm("17") +# define GP_REG __asm__("24") +# define JP_REG __asm__("25") +# define IP_REG __asm__("26") +# define SP_REG __asm__("27") +# define CB_REG __asm__("28") #endif #if defined(__hppa__) -# define IP_REG asm("%r18") -# define SP_REG asm("%r17") -# define CB_REG asm("%r16") +# define IP_REG __asm__("%r18") +# define SP_REG __asm__("%r17") +# define CB_REG __asm__("%r16") #endif #if defined(__mc68000__) -# define IP_REG asm("a5") -# define SP_REG asm("a4") -# define CB_REG asm("d7") +# define IP_REG __asm__("a5") +# define SP_REG __asm__("a4") +# define CB_REG __asm__("d7") #endif
+#if !defined(JP_REG) +# define JP_REG +#endif +#ifndef IP_REG +# define IP_REG +#endif +#if !defined(SP_REG) +# define SP_REG +#endif +#if !defined(CB_REG) +# define CB_REG +#endif +#if !defined(GP_REG) +# define GP_REG +#endif #if !defined(FOO_REG) # define FOO_REG /* nada */ #endif