external/qemu 0.8.2

1 files changed, 276 insertions, 0 deletions

diff --git a/dyngen-exec.h b/dyngen-exec.h
new file mode 100644
index 0000000..0c39228
--- /dev/null
+++ b/dyngen-exec.h
@@ -0,0 +1,276 @@
+/*
+ *  dyngen defines for micro operation code
+ *
+ *  Copyright (c) 2003 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * 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)
+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)
+typedef signed long int64_t;
+#else
+typedef signed long long int64_t;
+#endif
+#endif
+
+#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))
+
+typedef struct FILE FILE;
+extern int fprintf(FILE *, const char *, ...);
+extern int printf(const char *, ...);
+#undef NULL
+#define NULL 0
+
+#ifdef __i386__
+#define AREG0 "ebp"
+#define AREG1 "ebx"
+#define AREG2 "esi"
+#define AREG3 "edi"
+#endif
+#ifdef __x86_64__
+#define AREG0 "rbp"
+#define AREG1 "rbx"
+#define AREG2 "r12"
+#define AREG3 "r13"
+//#define AREG4 "r14"
+//#define AREG5 "r15"
+#endif
+#ifdef __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"
+#define AREG7 "r19"
+#define AREG8 "r20"
+#define AREG9 "r21"
+#define AREG10 "r22"
+#define AREG11 "r23"
+#endif
+#define USE_INT_TO_FLOAT_HELPERS
+#define BUGGY_GCC_DIV64
+#endif
+#ifdef __arm__
+#define AREG0 "r7"
+#define AREG1 "r4"
+#define AREG2 "r5"
+#define AREG3 "r6"
+#endif
+#ifdef __mips__
+#define AREG0 "s3"
+#define AREG1 "s0"
+#define AREG2 "s1"
+#define AREG3 "s2"
+#endif
+#ifdef __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"
+#define AREG3 "g3"
+#define AREG4 "l0"
+#define AREG5 "l1"
+#define AREG6 "l2"
+#define AREG7 "l3"
+#define AREG8 "l4"
+#define AREG9 "l5"
+#define AREG10 "l6"
+#define AREG11 "l7"
+#endif
+#endif
+#define USE_FP_CONVERT
+#endif
+#ifdef __s390__
+#define AREG0 "r10"
+#define AREG1 "r7"
+#define AREG2 "r8"
+#define AREG3 "r9"
+#endif
+#ifdef __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"
+#define AREG1 "$9"
+#define AREG2 "$10"
+#define AREG3 "$11"
+#define AREG4 "$12"
+#define AREG5 "$13"
+#define AREG6 "$14"
+#endif
+#ifdef __mc68000
+#define AREG0 "%a5"
+#define AREG1 "%a4"
+#define AREG2 "%d7"
+#define AREG3 "%d6"
+#define AREG4 "%d5"
+#endif
+#ifdef __ia64__
+#define AREG0 "r7"
+#define AREG1 "r4"
+#define AREG2 "r5"
+#define AREG3 "r6"
+#endif
+
+/* force GCC to generate only one epilog at the end of the function */
+#define FORCE_RET() asm volatile ("");
+
+#ifndef OPPROTO
+#define OPPROTO
+#endif
+
+#define xglue(x, y) x ## y
+#define glue(x, y) xglue(x, y)
+#define stringify(s)	tostring(s)
+#define tostring(s)	#s
+
+#ifdef __alpha__
+/* the symbols are considered non exported so a br immediate is generated */
+#define __hidden __attribute__((visibility("hidden")))
+#else
+#define __hidden 
+#endif
+
+#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
+   We can then conveniently change $29 to $31 and adapt the offsets to
+   emit the appropriate constant.  */
+extern int __op_param1 __hidden;
+extern int __op_param2 __hidden;
+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; })
+#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 /* !defined(__alpha__) */
+
+extern int __op_jmp0, __op_jmp1, __op_jmp2, __op_jmp3;
+
+#if defined(_WIN32) || defined(__APPLE__)
+#define ASM_NAME(x) "_" #x
+#else
+#define ASM_NAME(x) #x
+#endif
+
+#ifdef __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__
+#define EXIT_TB() asm volatile ("ret")
+#define GOTO_LABEL_PARAM(n) asm volatile ("jmp " ASM_NAME(__op_gen_label) #n)
+#endif
+#ifdef __powerpc__
+#define EXIT_TB() asm volatile ("blr")
+#define GOTO_LABEL_PARAM(n) asm volatile ("b " ASM_NAME(__op_gen_label) #n)
+#endif
+#ifdef __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__
+#define EXIT_TB() asm volatile ("ret")
+#endif
+#ifdef __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__
+#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__
+#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
+#define EXIT_TB() asm volatile ("rts")
+#endif
+
+#endif /* !defined(__DYNGEN_EXEC_H__) */