X-Git-Url: https://repo.jachan.dev/qemu.git/blobdiff_plain/9621339dcacc148a86d312d1e71623202c9df7db..389d4a259c723492a946d26986c7734700043c05:/dyngen-exec.h

diff --git a/dyngen-exec.h b/dyngen-exec.h
index e5b5e5fde8..45a1ece40e 100644
--- a/dyngen-exec.h
+++ b/dyngen-exec.h
@@ -17,43 +17,97 @@
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
+#if !defined(__DYNGEN_EXEC_H__)
+#define __DYNGEN_EXEC_H__
+
+/* prevent Solaris from trying to typedef FILE in gcc's
+   include/floatingpoint.h which will conflict with the
+   definition down below */
+#ifdef __sun__
+#define _FILEDEFED
+#endif
+
+/* NOTE: standard headers should be used with special care at this
+   point because host CPU registers are used as global variables. Some
+   host headers do not allow that. */
+#include <stddef.h>
+
 typedef unsigned char uint8_t;
 typedef unsigned short uint16_t;
 typedef unsigned int uint32_t;
+// Linux/Sparc64 defines uint64_t
+#if !(defined (__sparc_v9__) && defined(__linux__))
+/* XXX may be done for all 64 bits targets ? */
+#if defined (__x86_64__) || defined(__ia64) || defined(__s390x__) || defined(__alpha__) 
+typedef unsigned long uint64_t;
+#else
 typedef unsigned long long uint64_t;
+#endif
+#endif
 
+/* if Solaris/__sun__, don't typedef int8_t, as it will be typedef'd
+   prior to this and will cause an error in compliation, conflicting
+   with /usr/include/sys/int_types.h, line 75 */
+#ifndef __sun__
 typedef signed char int8_t;
+#endif
 typedef signed short int16_t;
 typedef signed int int32_t;
+// Linux/Sparc64 defines int64_t
+#if !(defined (__sparc_v9__) && defined(__linux__))
+#if defined (__x86_64__) || defined(__ia64) || defined(__s390x__) || defined(__alpha__)
+typedef signed long int64_t;
+#else
 typedef signed long long int64_t;
+#endif
+#endif
+
+/* XXX: This may be wrong for 64-bit ILP32 hosts.  */
+typedef void * host_reg_t;
 
-#define bswap32(x) \
-({ \
-	uint32_t __x = (x); \
-	((uint32_t)( \
-		(((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
-		(((uint32_t)(__x) & (uint32_t)0x0000ff00UL) <<  8) | \
-		(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >>  8) | \
-		(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )); \
-})
+#define INT8_MIN		(-128)
+#define INT16_MIN		(-32767-1)
+#define INT32_MIN		(-2147483647-1)
+#define INT64_MIN		(-(int64_t)(9223372036854775807)-1)
+#define INT8_MAX		(127)
+#define INT16_MAX		(32767)
+#define INT32_MAX		(2147483647)
+#define INT64_MAX		((int64_t)(9223372036854775807))
+#define UINT8_MAX		(255)
+#define UINT16_MAX		(65535)
+#define UINT32_MAX		(4294967295U)
+#define UINT64_MAX		((uint64_t)(18446744073709551615))
 
+#ifdef _BSD
+typedef struct __sFILE FILE;
+#else
 typedef struct FILE FILE;
+#endif
 extern int fprintf(FILE *, const char *, ...);
+extern int fputs(const char *, FILE *);
 extern int printf(const char *, ...);
+#undef NULL
 #define NULL 0
-#include <fenv.h>
 
-#ifdef __i386__
+#if defined(__i386__)
 #define AREG0 "ebp"
 #define AREG1 "ebx"
 #define AREG2 "esi"
 #define AREG3 "edi"
-#endif
-#ifdef __powerpc__
+#elif defined(__x86_64__)
+#define AREG0 "r14"
+#define AREG1 "r15"
+#define AREG2 "r12"
+#define AREG3 "r13"
+//#define AREG4 "rbp"
+//#define AREG5 "rbx"
+#elif defined(__powerpc__)
 #define AREG0 "r27"
 #define AREG1 "r24"
 #define AREG2 "r25"
 #define AREG3 "r26"
+/* XXX: suppress this hack */
+#if defined(CONFIG_USER_ONLY)
 #define AREG4 "r16"
 #define AREG5 "r17"
 #define AREG6 "r18"
@@ -62,22 +116,38 @@ extern int printf(const char *, ...);
 #define AREG9 "r21"
 #define AREG10 "r22"
 #define AREG11 "r23"
+#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__
-#define AREG0 "s3"
+#elif defined(__mips__)
+#define AREG0 "fp"
 #define AREG1 "s0"
 #define AREG2 "s1"
 #define AREG3 "s2"
-#endif
-#ifdef __sparc__
+#define AREG4 "s3"
+#define AREG5 "s4"
+#define AREG6 "s5"
+#define AREG7 "s6"
+#define AREG8 "s7"
+#elif defined(__sparc__)
+#ifdef HOST_SOLARIS
+#define AREG0 "g2"
+#define AREG1 "g3"
+#define AREG2 "g4"
+#define AREG3 "g5"
+#define AREG4 "g6"
+#else
+#ifdef __sparc_v9__
+#define AREG0 "g1"
+#define AREG1 "g4"
+#define AREG2 "g5"
+#define AREG3 "g7"
+#else
 #define AREG0 "g6"
 #define AREG1 "g1"
 #define AREG2 "g2"
@@ -90,15 +160,15 @@ extern int printf(const char *, ...);
 #define AREG9 "l5"
 #define AREG10 "l6"
 #define AREG11 "l7"
-#define USE_FP_CONVERT
 #endif
-#ifdef __s390__
+#endif
+#define USE_FP_CONVERT
+#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"
@@ -108,16 +178,23 @@ extern int printf(const char *, ...);
 #define AREG4 "$12"
 #define AREG5 "$13"
 #define AREG6 "$14"
-#endif
-#ifdef __ia64__
-#define AREG0 "r27"
-#define AREG1 "r24"
-#define AREG2 "r25"
-#define AREG3 "r26"
+#elif defined(__mc68000)
+#define AREG0 "%a5"
+#define AREG1 "%a4"
+#define AREG2 "%d7"
+#define AREG3 "%d6"
+#define AREG4 "%d5"
+#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 */
-#define FORCE_RET() asm volatile ("");
+#define FORCE_RET() __asm__ __volatile__("" : : : "memory");
 
 #ifndef OPPROTO
 #define OPPROTO
@@ -128,14 +205,14 @@ extern int printf(const char *, ...);
 #define stringify(s)	tostring(s)
 #define tostring(s)	#s
 
-#ifdef __alpha__
+#if defined(__alpha__) || defined(__s390__)
 /* the symbols are considered non exported so a br immediate is generated */
 #define __hidden __attribute__((visibility("hidden")))
 #else
-#define __hidden 
+#define __hidden
 #endif
 
-#ifdef __alpha__
+#if defined(__alpha__)
 /* Suggested by Richard Henderson. This will result in code like
         ldah $0,__op_param1($29)        !gprelhigh
         lda $0,__op_param1($0)          !gprellow
@@ -147,35 +224,63 @@ extern int __op_param3 __hidden;
 #define PARAM1 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param1)); _r; })
 #define PARAM2 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param2)); _r; })
 #define PARAM3 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param3)); _r; })
+#elif defined(__s390__)
+extern int __op_param1 __hidden;
+extern int __op_param2 __hidden;
+extern int __op_param3 __hidden;
+#define PARAM1 ({ int _r; asm("bras %0,8; .long " ASM_NAME(__op_param1) "; l %0,0(%0)" : "=r"(_r) : ); _r; })
+#define PARAM2 ({ int _r; asm("bras %0,8; .long " ASM_NAME(__op_param2) "; l %0,0(%0)" : "=r"(_r) : ); _r; })
+#define PARAM3 ({ int _r; asm("bras %0,8; .long " ASM_NAME(__op_param3) "; l %0,0(%0)" : "=r"(_r) : ); _r; })
+#else
+#if defined(__APPLE__)
+static int __op_param1, __op_param2, __op_param3;
 #else
 extern int __op_param1, __op_param2, __op_param3;
+#endif
 #define PARAM1 ((long)(&__op_param1))
 #define PARAM2 ((long)(&__op_param2))
 #define PARAM3 ((long)(&__op_param3))
-#endif
+#endif /* !defined(__alpha__) */
 
-extern int __op_jmp0, __op_jmp1;
+extern int __op_jmp0, __op_jmp1, __op_jmp2, __op_jmp3;
 
-#ifdef __i386__
-#define EXIT_TB() asm volatile ("ret")
+#if defined(_WIN32) || defined(__APPLE__)
+#define ASM_NAME(x) "_" #x
+#else
+#define ASM_NAME(x) #x
 #endif
-#ifdef __powerpc__
+
+#if defined(__i386__)
+#define EXIT_TB() asm volatile ("ret")
+#define GOTO_LABEL_PARAM(n) asm volatile ("jmp " ASM_NAME(__op_gen_label) #n)
+#elif defined(__x86_64__)
+#define EXIT_TB() asm volatile ("ret")
+#define GOTO_LABEL_PARAM(n) asm volatile ("jmp " ASM_NAME(__op_gen_label) #n)
+#elif defined(__powerpc__)
 #define EXIT_TB() asm volatile ("blr")
-#endif
-#ifdef __s390__
+#define GOTO_LABEL_PARAM(n) asm volatile ("b " ASM_NAME(__op_gen_label) #n)
+#elif defined(__s390__)
 #define EXIT_TB() asm volatile ("br %r14")
-#endif
-#ifdef __alpha__
+#define GOTO_LABEL_PARAM(n) asm volatile ("larl %r7,12; l %r7,0(%r7); br %r7; .long " ASM_NAME(__op_gen_label) #n)
+#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;;")
-#endif
-#ifdef __sparc__
-#define EXIT_TB() asm volatile ("jmpl %i0 + 8, %g0\n"
-                                "nop")
-#endif
-#ifdef __arm__
+#define GOTO_LABEL_PARAM(n) asm volatile ("br.sptk.many " \
+					  ASM_NAME(__op_gen_label) #n)
+#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")
+#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)
+#elif defined(__mc68000)
+#define EXIT_TB() asm volatile ("rts")
+#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__) */