root / tcg / arm / tcg-target.h @ 8d625cf1
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1 | 811d4cf4 | balrog | /*
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2 | 811d4cf4 | balrog | * Tiny Code Generator for QEMU
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3 | 811d4cf4 | balrog | *
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4 | 811d4cf4 | balrog | * Copyright (c) 2008 Fabrice Bellard
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5 | 811d4cf4 | balrog | * Copyright (c) 2008 Andrzej Zaborowski
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6 | 811d4cf4 | balrog | *
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7 | 811d4cf4 | balrog | * Permission is hereby granted, free of charge, to any person obtaining a copy
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8 | 811d4cf4 | balrog | * of this software and associated documentation files (the "Software"), to deal
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9 | 811d4cf4 | balrog | * in the Software without restriction, including without limitation the rights
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10 | 811d4cf4 | balrog | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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11 | 811d4cf4 | balrog | * copies of the Software, and to permit persons to whom the Software is
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12 | 811d4cf4 | balrog | * furnished to do so, subject to the following conditions:
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13 | 811d4cf4 | balrog | *
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14 | 811d4cf4 | balrog | * The above copyright notice and this permission notice shall be included in
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15 | 811d4cf4 | balrog | * all copies or substantial portions of the Software.
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16 | 811d4cf4 | balrog | *
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17 | 811d4cf4 | balrog | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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18 | 811d4cf4 | balrog | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19 | 811d4cf4 | balrog | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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20 | 811d4cf4 | balrog | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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21 | 811d4cf4 | balrog | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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22 | 811d4cf4 | balrog | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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23 | 811d4cf4 | balrog | * THE SOFTWARE.
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24 | 811d4cf4 | balrog | */
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25 | 811d4cf4 | balrog | #define TCG_TARGET_ARM 1 |
26 | 811d4cf4 | balrog | |
27 | 811d4cf4 | balrog | #define TCG_TARGET_REG_BITS 32 |
28 | 811d4cf4 | balrog | #undef TCG_TARGET_WORDS_BIGENDIAN
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29 | 811d4cf4 | balrog | #undef TCG_TARGET_STACK_GROWSUP
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30 | 811d4cf4 | balrog | |
31 | 811d4cf4 | balrog | enum {
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32 | 811d4cf4 | balrog | TCG_REG_R0 = 0,
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33 | 811d4cf4 | balrog | TCG_REG_R1, |
34 | 811d4cf4 | balrog | TCG_REG_R2, |
35 | 811d4cf4 | balrog | TCG_REG_R3, |
36 | 811d4cf4 | balrog | TCG_REG_R4, |
37 | 811d4cf4 | balrog | TCG_REG_R5, |
38 | 811d4cf4 | balrog | TCG_REG_R6, |
39 | 811d4cf4 | balrog | TCG_REG_R7, |
40 | 811d4cf4 | balrog | TCG_REG_R8, |
41 | 811d4cf4 | balrog | TCG_REG_R9, |
42 | 811d4cf4 | balrog | TCG_REG_R10, |
43 | 811d4cf4 | balrog | TCG_REG_R11, |
44 | 811d4cf4 | balrog | TCG_REG_R12, |
45 | 811d4cf4 | balrog | TCG_REG_R13, |
46 | 811d4cf4 | balrog | TCG_REG_R14, |
47 | 811d4cf4 | balrog | }; |
48 | 811d4cf4 | balrog | |
49 | 2d69f359 | Paul Brook | #define TCG_TARGET_NB_REGS 15 |
50 | 2d69f359 | Paul Brook | |
51 | cb4e581f | Laurent Desnogues | #define TCG_CT_CONST_ARM 0x100 |
52 | cb4e581f | Laurent Desnogues | |
53 | 811d4cf4 | balrog | /* used for function call generation */
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54 | bedba0cd | balrog | #define TCG_REG_CALL_STACK TCG_REG_R13
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55 | bedba0cd | balrog | #define TCG_TARGET_STACK_ALIGN 8 |
56 | bedba0cd | balrog | #define TCG_TARGET_CALL_STACK_OFFSET 0 |
57 | 811d4cf4 | balrog | |
58 | 36828256 | Richard Henderson | /* optional instructions */
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59 | d3f137e3 | Aurelien Jarno | #define TCG_TARGET_HAS_ext8s_i32
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60 | d3f137e3 | Aurelien Jarno | #define TCG_TARGET_HAS_ext16s_i32
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61 | 36828256 | Richard Henderson | // #define TCG_TARGET_HAS_ext8u_i32
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62 | 36828256 | Richard Henderson | // #define TCG_TARGET_HAS_ext16u_i32
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63 | 36828256 | Richard Henderson | // #define TCG_TARGET_HAS_bswap16_i32
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64 | 36828256 | Richard Henderson | // #define TCG_TARGET_HAS_bswap32_i32
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65 | d3f137e3 | Aurelien Jarno | #define TCG_TARGET_HAS_not_i32
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66 | d3f137e3 | Aurelien Jarno | #define TCG_TARGET_HAS_neg_i32
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67 | d3f137e3 | Aurelien Jarno | // #define TCG_TARGET_HAS_rot_i32
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68 | 932234f6 | Aurelien Jarno | #define TCG_TARGET_HAS_andc_i32
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69 | 36828256 | Richard Henderson | // #define TCG_TARGET_HAS_orc_i32
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70 | 8d625cf1 | Richard Henderson | // #define TCG_TARGET_HAS_eqv_i32
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71 | 36828256 | Richard Henderson | |
72 | 379f6698 | Paul Brook | #define TCG_TARGET_HAS_GUEST_BASE
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73 | 379f6698 | Paul Brook | |
74 | 811d4cf4 | balrog | enum {
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75 | 811d4cf4 | balrog | /* Note: must be synced with dyngen-exec.h */
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76 | 811d4cf4 | balrog | TCG_AREG0 = TCG_REG_R7, |
77 | 811d4cf4 | balrog | }; |
78 | 811d4cf4 | balrog | |
79 | 811d4cf4 | balrog | static inline void flush_icache_range(unsigned long start, unsigned long stop) |
80 | 811d4cf4 | balrog | { |
81 | 3233f0d4 | balrog | #if QEMU_GNUC_PREREQ(4, 1) |
82 | 2d69f359 | Paul Brook | __builtin___clear_cache((char *) start, (char *) stop); |
83 | 3233f0d4 | balrog | #else
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84 | 811d4cf4 | balrog | register unsigned long _beg __asm ("a1") = start; |
85 | 811d4cf4 | balrog | register unsigned long _end __asm ("a2") = stop; |
86 | 811d4cf4 | balrog | register unsigned long _flg __asm ("a3") = 0; |
87 | 811d4cf4 | balrog | __asm __volatile__ ("swi 0x9f0002" : : "r" (_beg), "r" (_end), "r" (_flg)); |
88 | 3233f0d4 | balrog | #endif
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89 | 811d4cf4 | balrog | } |