/*
- * PPC emulation definitions for qemu.
- *
- * Copyright (c) 2003 Jocelyn Mayer
+ * PowerPC emulation definitions for qemu.
+ *
+ * Copyright (c) 2003-2007 Jocelyn Mayer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* 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
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#if !defined (__PPC_H__)
#define __PPC_H__
-#include "dyngen-exec.h"
-
-register struct CPUPPCState *env asm(AREG0);
-register uint32_t T0 asm(AREG1);
-register uint32_t T1 asm(AREG2);
-register uint32_t T2 asm(AREG3);
-
-#define PARAM(n) ((uint32_t)PARAM##n)
-#define SPARAM(n) ((int32_t)PARAM##n)
-#define FT0 (env->ft0)
-#define FT1 (env->ft1)
-#define FT2 (env->ft2)
-#define FTS0 ((float)env->ft0)
-#define FTS1 ((float)env->ft1)
-#define FTS2 ((float)env->ft2)
+#include "config.h"
-#if defined (DEBUG_OP)
-#define RETURN() __asm__ __volatile__("nop");
-#else
-#define RETURN() __asm__ __volatile__("");
-#endif
+#include "dyngen-exec.h"
#include "cpu.h"
#include "exec-all.h"
-static inline uint32_t rotl (uint32_t i, int n)
-{
- return ((i << n) | (i >> (32 - n)));
-}
-
-/* XXX: move that to a generic header */
-#if !defined(CONFIG_USER_ONLY)
-
-#define ldul_user ldl_user
-#define ldul_kernel ldl_kernel
-
-#define ACCESS_TYPE 0
-#define MEMSUFFIX _kernel
-#define DATA_SIZE 1
-#include "softmmu_header.h"
-
-#define DATA_SIZE 2
-#include "softmmu_header.h"
-
-#define DATA_SIZE 4
-#include "softmmu_header.h"
-
-#define DATA_SIZE 8
-#include "softmmu_header.h"
-#undef ACCESS_TYPE
-#undef MEMSUFFIX
-
-#define ACCESS_TYPE 1
-#define MEMSUFFIX _user
-#define DATA_SIZE 1
-#include "softmmu_header.h"
-
-#define DATA_SIZE 2
-#include "softmmu_header.h"
-
-#define DATA_SIZE 4
-#include "softmmu_header.h"
+/* Precise emulation is needed to correctly emulate exception flags */
+#define USE_PRECISE_EMULATION 1
-#define DATA_SIZE 8
-#include "softmmu_header.h"
-#undef ACCESS_TYPE
-#undef MEMSUFFIX
-
-/* these access are slower, they must be as rare as possible */
-#define ACCESS_TYPE 2
-#define MEMSUFFIX _data
-#define DATA_SIZE 1
-#include "softmmu_header.h"
-
-#define DATA_SIZE 2
-#include "softmmu_header.h"
-
-#define DATA_SIZE 4
-#include "softmmu_header.h"
-
-#define DATA_SIZE 8
-#include "softmmu_header.h"
-#undef ACCESS_TYPE
-#undef MEMSUFFIX
-
-#define ldub(p) ldub_data(p)
-#define ldsb(p) ldsb_data(p)
-#define lduw(p) lduw_data(p)
-#define ldsw(p) ldsw_data(p)
-#define ldl(p) ldl_data(p)
-#define ldq(p) ldq_data(p)
-
-#define stb(p, v) stb_data(p, v)
-#define stw(p, v) stw_data(p, v)
-#define stl(p, v) stl_data(p, v)
-#define stq(p, v) stq_data(p, v)
+register struct CPUPPCState *env asm(AREG0);
+#if !defined(CONFIG_USER_ONLY)
+#include "softmmu_exec.h"
#endif /* !defined(CONFIG_USER_ONLY) */
-int check_exception_state (CPUState *env);
-
-void do_queue_exception_err (uint32_t exception, int error_code);
-void do_queue_exception (uint32_t exception);
-void do_process_exceptions (void);
-void do_check_exception_state (void);
-
-void do_load_cr (void);
-void do_store_cr (uint32_t mask);
-void do_load_xer (void);
-void do_store_xer (void);
-void do_load_msr (void);
-void do_store_msr (void);
-void do_load_fpscr (void);
-void do_store_fpscr (uint32_t mask);
+static inline void env_to_regs(void)
+{
+}
-void do_sraw(void);
+static inline void regs_to_env(void)
+{
+}
-void do_fctiw (void);
-void do_fctiwz (void);
-void do_fnmadds (void);
-void do_fnmsubs (void);
-void do_fsqrt (void);
-void do_fsqrts (void);
-void do_fres (void);
-void do_fsqrte (void);
-void do_fsel (void);
-void do_fcmpu (void);
-void do_fcmpo (void);
-void do_fabs (void);
-void do_fnabs (void);
+static inline int cpu_has_work(CPUState *env)
+{
+ return (msr_ee && (env->interrupt_request & CPU_INTERRUPT_HARD));
+}
-void do_icbi (void);
-void do_tlbia (void);
-void do_tlbie (void);
-void dump_state (void);
-void dump_rfi (void);
-void dump_store_sr (int srnum);
-void dump_store_ibat (int ul, int nr);
-void dump_store_dbat (int ul, int nr);
-void dump_store_tb (int ul);
-void dump_update_tb(uint32_t param);
+static inline int cpu_halted(CPUState *env)
+{
+ if (!env->halted)
+ return 0;
+ if (cpu_has_work(env)) {
+ env->halted = 0;
+ return 0;
+ }
+ return EXCP_HALTED;
+}
#endif /* !defined (__PPC_H__) */
projects / qemu / blobdiff