Make detection of unsupported hosts easier, inspired by a patch from

Stefan Weil.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2791 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-05-08 23:30:44 +00:00
parent 85028e4db6
commit 522777bbaf
2 changed files with 41 additions and 80 deletions

View File

@ -89,21 +89,19 @@ extern int printf(const char *, ...);
#undef NULL
#define NULL 0
#ifdef __i386__
#if defined(__i386__)
#define AREG0 "ebp"
#define AREG1 "ebx"
#define AREG2 "esi"
#define AREG3 "edi"
#endif
#ifdef __x86_64__
#elif defined(__x86_64__)
#define AREG0 "r14"
#define AREG1 "r15"
#define AREG2 "r12"
#define AREG3 "r13"
//#define AREG4 "rbp"
//#define AREG5 "rbx"
#endif
#ifdef __powerpc__
#elif defined(__powerpc__)
#define AREG0 "r27"
#define AREG1 "r24"
#define AREG2 "r25"
@ -121,14 +119,12 @@ extern int printf(const char *, ...);
#endif
#define USE_INT_TO_FLOAT_HELPERS
#define BUGGY_GCC_DIV64
#endif
#ifdef __arm__
#elif defined(__arm__)
#define AREG0 "r7"
#define AREG1 "r4"
#define AREG2 "r5"
#define AREG3 "r6"
#endif
#ifdef __mips__
#elif defined(__mips__)
#define AREG0 "fp"
#define AREG1 "s0"
#define AREG2 "s1"
@ -138,8 +134,7 @@ extern int printf(const char *, ...);
#define AREG6 "s5"
#define AREG7 "s6"
#define AREG8 "s7"
#endif
#ifdef __sparc__
#elif defined(__sparc__)
#ifdef HOST_SOLARIS
#define AREG0 "g2"
#define AREG1 "g3"
@ -168,14 +163,12 @@ extern int printf(const char *, ...);
#endif
#endif
#define USE_FP_CONVERT
#endif
#ifdef __s390__
#elif defined(__s390__)
#define AREG0 "r10"
#define AREG1 "r7"
#define AREG2 "r8"
#define AREG3 "r9"
#endif
#ifdef __alpha__
#elif defined(__alpha__)
/* Note $15 is the frame pointer, so anything in op-i386.c that would
require a frame pointer, like alloca, would probably loose. */
#define AREG0 "$15"
@ -185,19 +178,19 @@ extern int printf(const char *, ...);
#define AREG4 "$12"
#define AREG5 "$13"
#define AREG6 "$14"
#endif
#ifdef __mc68000
#elif defined(__mc68000)
#define AREG0 "%a5"
#define AREG1 "%a4"
#define AREG2 "%d7"
#define AREG3 "%d6"
#define AREG4 "%d5"
#endif
#ifdef __ia64__
#elif defined(__ia64__)
#define AREG0 "r7"
#define AREG1 "r4"
#define AREG2 "r5"
#define AREG3 "r6"
#else
#error unsupported CPU
#endif
/* force GCC to generate only one epilog at the end of the function */
@ -250,44 +243,37 @@ extern int __op_jmp0, __op_jmp1, __op_jmp2, __op_jmp3;
#define ASM_NAME(x) #x
#endif
#ifdef __i386__
#if defined(__i386__)
#define EXIT_TB() asm volatile ("ret")
#define GOTO_LABEL_PARAM(n) asm volatile ("jmp " ASM_NAME(__op_gen_label) #n)
#endif
#ifdef __x86_64__
#elif defined(__x86_64__)
#define EXIT_TB() asm volatile ("ret")
#define GOTO_LABEL_PARAM(n) asm volatile ("jmp " ASM_NAME(__op_gen_label) #n)
#endif
#ifdef __powerpc__
#elif defined(__powerpc__)
#define EXIT_TB() asm volatile ("blr")
#define GOTO_LABEL_PARAM(n) asm volatile ("b " ASM_NAME(__op_gen_label) #n)
#endif
#ifdef __s390__
#elif defined(__s390__)
#define EXIT_TB() asm volatile ("br %r14")
#define GOTO_LABEL_PARAM(n) asm volatile ("b " ASM_NAME(__op_gen_label) #n)
#endif
#ifdef __alpha__
#elif defined(__alpha__)
#define EXIT_TB() asm volatile ("ret")
#endif
#ifdef __ia64__
#elif defined(__ia64__)
#define EXIT_TB() asm volatile ("br.ret.sptk.many b0;;")
#define GOTO_LABEL_PARAM(n) asm volatile ("br.sptk.many " \
ASM_NAME(__op_gen_label) #n)
#endif
#ifdef __sparc__
#elif defined(__sparc__)
#define EXIT_TB() asm volatile ("jmpl %i0 + 8, %g0; nop")
#define GOTO_LABEL_PARAM(n) asm volatile ("ba " ASM_NAME(__op_gen_label) #n ";nop")
#endif
#ifdef __arm__
#elif defined(__arm__)
#define EXIT_TB() asm volatile ("b exec_loop")
#define GOTO_LABEL_PARAM(n) asm volatile ("b " ASM_NAME(__op_gen_label) #n)
#endif
#ifdef __mc68000
#elif defined(__mc68000)
#define EXIT_TB() asm volatile ("rts")
#endif
#ifdef __mips__
#elif defined(__mips__)
#define EXIT_TB() asm volatile ("jr $ra")
#define GOTO_LABEL_PARAM(n) asm volatile (".set noat; la $1, " ASM_NAME(__op_gen_label) #n "; jr $1; .set at")
#else
#error unsupported CPU
#endif
#endif /* !defined(__DYNGEN_EXEC_H__) */

View File

@ -28,25 +28,11 @@ int __op_param1, __op_param2, __op_param3;
#endif
int __op_jmp0, __op_jmp1, __op_jmp2, __op_jmp3;
#ifdef __i386__
#if defined(__i386__) || defined(__x86_64__) || defined(__s390__)
static inline void flush_icache_range(unsigned long start, unsigned long stop)
{
}
#endif
#ifdef __x86_64__
static inline void flush_icache_range(unsigned long start, unsigned long stop)
{
}
#endif
#ifdef __s390__
static inline void flush_icache_range(unsigned long start, unsigned long stop)
{
}
#endif
#ifdef __ia64__
#elif defined(__ia64__)
static inline void flush_icache_range(unsigned long start, unsigned long stop)
{
while (start < stop) {
@ -55,9 +41,7 @@ static inline void flush_icache_range(unsigned long start, unsigned long stop)
}
asm volatile (";;sync.i;;srlz.i;;");
}
#endif
#ifdef __powerpc__
#elif defined(__powerpc__)
#define MIN_CACHE_LINE_SIZE 8 /* conservative value */
@ -78,17 +62,12 @@ static void inline flush_icache_range(unsigned long start, unsigned long stop)
asm volatile ("sync" : : : "memory");
asm volatile ("isync" : : : "memory");
}
#endif
#ifdef __alpha__
#elif defined(__alpha__)
static inline void flush_icache_range(unsigned long start, unsigned long stop)
{
asm ("imb");
}
#endif
#ifdef __sparc__
#elif defined(__sparc__)
static void inline flush_icache_range(unsigned long start, unsigned long stop)
{
unsigned long p;
@ -99,10 +78,7 @@ static void inline flush_icache_range(unsigned long start, unsigned long stop)
for (; p < stop; p += 8)
__asm__ __volatile__("flush\t%0" : : "r" (p));
}
#endif
#ifdef __arm__
#elif defined(__arm__)
static inline void flush_icache_range(unsigned long start, unsigned long stop)
{
register unsigned long _beg __asm ("a1") = start;
@ -110,14 +86,22 @@ static inline void flush_icache_range(unsigned long start, unsigned long stop)
register unsigned long _flg __asm ("a3") = 0;
__asm __volatile__ ("swi 0x9f0002" : : "r" (_beg), "r" (_end), "r" (_flg));
}
#endif
#elif defined(__mc68000)
#ifdef __mc68000
#include <asm/cachectl.h>
# include <asm/cachectl.h>
static inline void flush_icache_range(unsigned long start, unsigned long stop)
{
cacheflush(start,FLUSH_SCOPE_LINE,FLUSH_CACHE_BOTH,stop-start+16);
}
#elif defined(__mips__)
#include <sys/cachectl.h>
static inline void flush_icache_range(unsigned long start, unsigned long stop)
{
_flush_cache ((void *)start, stop - start, BCACHE);
}
#else
#error unsupported CPU
#endif
#ifdef __alpha__
@ -248,7 +232,6 @@ static uint8_t *arm_flush_ldr(uint8_t *gen_code_ptr,
#ifdef __ia64
/* Patch instruction with "val" where "mask" has 1 bits. */
static inline void ia64_patch (uint64_t insn_addr, uint64_t mask, uint64_t val)
{
@ -463,11 +446,3 @@ static inline void ia64_apply_fixes (uint8_t **gen_code_pp,
}
#endif
#ifdef __mips__
#include <sys/cachectl.h>
static inline void flush_icache_range(unsigned long start, unsigned long stop)
{
_flush_cache ((void *)start, stop - start, BCACHE);
}
#endif