projects / mirror_qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 4c9649a9 JM |
1 | /* |
| 2 | * Alpha emulation cpu run-time definitions for qemu. | |
| 5fafdf24 | 3 | * |
| 4c9649a9 JM |
4 | * Copyright (c) 2007 Jocelyn Mayer |
| 5 | * | |
| 6 | * This library is free software; you can redistribute it and/or | |
| 7 | * modify it under the terms of the GNU Lesser General Public | |
| 8 | * License as published by the Free Software Foundation; either | |
| 9 | * version 2 of the License, or (at your option) any later version. | |
| 10 | * | |
| 11 | * This library is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 | * Lesser General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU Lesser General Public | |
| 17 | * License along with this library; if not, write to the Free Software | |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 19 | */ | |
| 20 | ||
| 21 | #if !defined (__ALPHA_EXEC_H__) | |
| 22 | #define __ALPHA_EXEC_H__ | |
| 23 | ||
| 24 | #include "config.h" | |
| 25 | ||
| 26 | #include "dyngen-exec.h" | |
| 27 | ||
| 28 | #define TARGET_LONG_BITS 64 | |
| 29 | ||
| 30 | register struct CPUAlphaState *env asm(AREG0); | |
| 31 | ||
| 32 | #if TARGET_LONG_BITS > HOST_LONG_BITS | |
| 33 | ||
| 34 | /* no registers can be used */ | |
| 35 | #define T0 (env->t0) | |
| 36 | #define T1 (env->t1) | |
| 37 | #define T2 (env->t2) | |
| 38 | ||
| 39 | #else | |
| 40 | ||
| 41 | register uint64_t T0 asm(AREG1); | |
| 42 | register uint64_t T1 asm(AREG2); | |
| 43 | register uint64_t T2 asm(AREG3); | |
| 44 | ||
| 45 | #endif /* TARGET_LONG_BITS > HOST_LONG_BITS */ | |
| 46 | ||
| 47 | #define PARAM(n) ((uint64_t)PARAM##n) | |
| 48 | #define SPARAM(n) ((int32_t)PARAM##n) | |
| 49 | #define FT0 (env->ft0) | |
| 50 | #define FT1 (env->ft1) | |
| 51 | #define FT2 (env->ft2) | |
| 52 | #define FP_STATUS (env->fp_status) | |
| 53 | ||
| 54 | #if defined (DEBUG_OP) | |
| 55 | #define RETURN() __asm__ __volatile__("nop" : : : "memory"); | |
| 56 | #else | |
| 57 | #define RETURN() __asm__ __volatile__("" : : : "memory"); | |
| 58 | #endif | |
| 59 | ||
| 60 | #include "cpu.h" | |
| 61 | #include "exec-all.h" | |
| 62 | ||
| 63 | #if !defined(CONFIG_USER_ONLY) | |
| 64 | #include "softmmu_exec.h" | |
| 65 | #endif /* !defined(CONFIG_USER_ONLY) */ | |
| 66 | ||
| 67 | static inline void env_to_regs(void) | |
| 68 | { | |
| 69 | } | |
| 70 | ||
| 71 | static inline void regs_to_env(void) | |
| 72 | { | |
| 73 | } | |
| 74 | ||
| 75 | int cpu_alpha_handle_mmu_fault (CPUState *env, uint64_t address, int rw, | |
| 6ebbf390 | 76 | int mmu_idx, int is_softmmu); |
| 4c9649a9 JM |
77 | int cpu_alpha_mfpr (CPUState *env, int iprn, uint64_t *valp); |
| 78 | int cpu_alpha_mtpr (CPUState *env, int iprn, uint64_t val, uint64_t *oldvalp); | |
| 79 | ||
| 80 | void do_interrupt (CPUState *env); | |
| 81 | ||
| bfed01fc TS |
82 | static inline int cpu_halted(CPUState *env) { |
| 83 | if (!env->halted) | |
| 84 | return 0; | |
| 85 | if (env->interrupt_request & CPU_INTERRUPT_HARD) { | |
| 86 | env->halted = 0; | |
| 87 | return 0; | |
| 88 | } | |
| 89 | return EXCP_HALTED; | |
| 90 | } | |
| 91 | ||
| 4c9649a9 | 92 | #endif /* !defined (__ALPHA_EXEC_H__) */ |