root / target-alpha / exec.h @ 6a80e088
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1 | 4c9649a9 | j_mayer | /*
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2 | 4c9649a9 | j_mayer | * Alpha emulation cpu run-time definitions for qemu.
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3 | 5fafdf24 | ths | *
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4 | 4c9649a9 | j_mayer | * Copyright (c) 2007 Jocelyn Mayer
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5 | 4c9649a9 | j_mayer | *
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6 | 4c9649a9 | j_mayer | * This library is free software; you can redistribute it and/or
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7 | 4c9649a9 | j_mayer | * modify it under the terms of the GNU Lesser General Public
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8 | 4c9649a9 | j_mayer | * License as published by the Free Software Foundation; either
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9 | 4c9649a9 | j_mayer | * version 2 of the License, or (at your option) any later version.
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10 | 4c9649a9 | j_mayer | *
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11 | 4c9649a9 | j_mayer | * This library is distributed in the hope that it will be useful,
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12 | 4c9649a9 | j_mayer | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 4c9649a9 | j_mayer | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 4c9649a9 | j_mayer | * Lesser General Public License for more details.
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15 | 4c9649a9 | j_mayer | *
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16 | 4c9649a9 | j_mayer | * You should have received a copy of the GNU Lesser General Public
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17 | 8167ee88 | Blue Swirl | * License along with this library; if not, see <http://www.gnu.org/licenses/>.
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18 | 4c9649a9 | j_mayer | */
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19 | 4c9649a9 | j_mayer | |
20 | 4c9649a9 | j_mayer | #if !defined (__ALPHA_EXEC_H__)
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21 | 4c9649a9 | j_mayer | #define __ALPHA_EXEC_H__
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22 | 4c9649a9 | j_mayer | |
23 | 4c9649a9 | j_mayer | #include "config.h" |
24 | 4c9649a9 | j_mayer | |
25 | 4c9649a9 | j_mayer | #include "dyngen-exec.h" |
26 | 4c9649a9 | j_mayer | |
27 | 4c9649a9 | j_mayer | #define TARGET_LONG_BITS 64 |
28 | 4c9649a9 | j_mayer | |
29 | 4c9649a9 | j_mayer | register struct CPUAlphaState *env asm(AREG0); |
30 | 4c9649a9 | j_mayer | |
31 | 4c9649a9 | j_mayer | #define FP_STATUS (env->fp_status)
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32 | 4c9649a9 | j_mayer | |
33 | 4c9649a9 | j_mayer | #include "cpu.h" |
34 | 4c9649a9 | j_mayer | #include "exec-all.h" |
35 | 4c9649a9 | j_mayer | |
36 | 4c9649a9 | j_mayer | #if !defined(CONFIG_USER_ONLY)
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37 | 4c9649a9 | j_mayer | #include "softmmu_exec.h" |
38 | 4c9649a9 | j_mayer | #endif /* !defined(CONFIG_USER_ONLY) */ |
39 | 4c9649a9 | j_mayer | |
40 | 636aa200 | Blue Swirl | static inline int cpu_has_work(CPUState *env) |
41 | 6a4955a8 | aliguori | { |
42 | 6a80e088 | Richard Henderson | /* Here we are checking to see if the CPU should wake up from HALT.
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43 | 6a80e088 | Richard Henderson | We will have gotten into this state only for WTINT from PALmode. */
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44 | 6a80e088 | Richard Henderson | /* ??? I'm not sure how the IPL state works with WTINT to keep a CPU
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45 | 6a80e088 | Richard Henderson | asleep even if (some) interrupts have been asserted. For now,
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46 | 6a80e088 | Richard Henderson | assume that if a CPU really wants to stay asleep, it will mask
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47 | 6a80e088 | Richard Henderson | interrupts at the chipset level, which will prevent these bits
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48 | 6a80e088 | Richard Henderson | from being set in the first place. */
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49 | 6a80e088 | Richard Henderson | return env->interrupt_request & (CPU_INTERRUPT_HARD
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50 | 6a80e088 | Richard Henderson | | CPU_INTERRUPT_TIMER |
51 | 6a80e088 | Richard Henderson | | CPU_INTERRUPT_SMP |
52 | 6a80e088 | Richard Henderson | | CPU_INTERRUPT_MCHK); |
53 | 6a4955a8 | aliguori | } |
54 | 6a4955a8 | aliguori | |
55 | 10eb0cc0 | Paolo Bonzini | static inline void cpu_pc_from_tb(CPUState *env, TranslationBlock *tb) |
56 | 10eb0cc0 | Paolo Bonzini | { |
57 | 10eb0cc0 | Paolo Bonzini | env->pc = tb->pc; |
58 | 10eb0cc0 | Paolo Bonzini | } |
59 | 10eb0cc0 | Paolo Bonzini | |
60 | 4c9649a9 | j_mayer | #endif /* !defined (__ALPHA_EXEC_H__) */ |