root / tcg / s390 / tcg-target.c @ a9751609
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1 | 2827822e | Alexander Graf | /*
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2 | 2827822e | Alexander Graf | * Tiny Code Generator for QEMU
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3 | 2827822e | Alexander Graf | *
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4 | 2827822e | Alexander Graf | * Copyright (c) 2009 Ulrich Hecht <uli@suse.de>
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5 | 2827822e | Alexander Graf | *
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6 | 2827822e | Alexander Graf | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | 2827822e | Alexander Graf | * of this software and associated documentation files (the "Software"), to deal
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8 | 2827822e | Alexander Graf | * in the Software without restriction, including without limitation the rights
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9 | 2827822e | Alexander Graf | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | 2827822e | Alexander Graf | * copies of the Software, and to permit persons to whom the Software is
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11 | 2827822e | Alexander Graf | * furnished to do so, subject to the following conditions:
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12 | 2827822e | Alexander Graf | *
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13 | 2827822e | Alexander Graf | * The above copyright notice and this permission notice shall be included in
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14 | 2827822e | Alexander Graf | * all copies or substantial portions of the Software.
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15 | 2827822e | Alexander Graf | *
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16 | 2827822e | Alexander Graf | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | 2827822e | Alexander Graf | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | 2827822e | Alexander Graf | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | 2827822e | Alexander Graf | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | 2827822e | Alexander Graf | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | 2827822e | Alexander Graf | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | 2827822e | Alexander Graf | * THE SOFTWARE.
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23 | 2827822e | Alexander Graf | */
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24 | 2827822e | Alexander Graf | |
25 | 2827822e | Alexander Graf | static const int tcg_target_reg_alloc_order[] = { |
26 | 2827822e | Alexander Graf | }; |
27 | 2827822e | Alexander Graf | |
28 | 2827822e | Alexander Graf | static const int tcg_target_call_iarg_regs[] = { |
29 | 2827822e | Alexander Graf | }; |
30 | 2827822e | Alexander Graf | |
31 | 2827822e | Alexander Graf | static const int tcg_target_call_oarg_regs[] = { |
32 | 2827822e | Alexander Graf | }; |
33 | 2827822e | Alexander Graf | |
34 | 2827822e | Alexander Graf | static void patch_reloc(uint8_t *code_ptr, int type, |
35 | 2827822e | Alexander Graf | tcg_target_long value, tcg_target_long addend) |
36 | 2827822e | Alexander Graf | { |
37 | 2827822e | Alexander Graf | tcg_abort(); |
38 | 2827822e | Alexander Graf | } |
39 | 2827822e | Alexander Graf | |
40 | 2827822e | Alexander Graf | static inline int tcg_target_get_call_iarg_regs_count(int flags) |
41 | 2827822e | Alexander Graf | { |
42 | 2827822e | Alexander Graf | tcg_abort(); |
43 | 2827822e | Alexander Graf | return 0; |
44 | 2827822e | Alexander Graf | } |
45 | 2827822e | Alexander Graf | |
46 | 2827822e | Alexander Graf | /* parse target specific constraints */
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47 | 2827822e | Alexander Graf | static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str) |
48 | 2827822e | Alexander Graf | { |
49 | 2827822e | Alexander Graf | tcg_abort(); |
50 | 2827822e | Alexander Graf | return 0; |
51 | 2827822e | Alexander Graf | } |
52 | 2827822e | Alexander Graf | |
53 | 2827822e | Alexander Graf | /* Test if a constant matches the constraint. */
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54 | 2827822e | Alexander Graf | static inline int tcg_target_const_match(tcg_target_long val, |
55 | 2827822e | Alexander Graf | const TCGArgConstraint *arg_ct)
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56 | 2827822e | Alexander Graf | { |
57 | 2827822e | Alexander Graf | tcg_abort(); |
58 | 2827822e | Alexander Graf | return 0; |
59 | 2827822e | Alexander Graf | } |
60 | 2827822e | Alexander Graf | |
61 | 2827822e | Alexander Graf | /* load a register with an immediate value */
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62 | 2827822e | Alexander Graf | static inline void tcg_out_movi(TCGContext *s, TCGType type, |
63 | 2827822e | Alexander Graf | int ret, tcg_target_long arg)
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64 | 2827822e | Alexander Graf | { |
65 | 2827822e | Alexander Graf | tcg_abort(); |
66 | 2827822e | Alexander Graf | } |
67 | 2827822e | Alexander Graf | |
68 | 2827822e | Alexander Graf | /* load data without address translation or endianness conversion */
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69 | 2827822e | Alexander Graf | static inline void tcg_out_ld(TCGContext *s, TCGType type, int arg, |
70 | 2827822e | Alexander Graf | int arg1, tcg_target_long arg2)
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71 | 2827822e | Alexander Graf | { |
72 | 2827822e | Alexander Graf | tcg_abort(); |
73 | 2827822e | Alexander Graf | } |
74 | 2827822e | Alexander Graf | |
75 | 2827822e | Alexander Graf | static inline void tcg_out_st(TCGContext *s, TCGType type, int arg, |
76 | 2827822e | Alexander Graf | int arg1, tcg_target_long arg2)
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77 | 2827822e | Alexander Graf | { |
78 | 2827822e | Alexander Graf | tcg_abort(); |
79 | 2827822e | Alexander Graf | } |
80 | 2827822e | Alexander Graf | |
81 | a9751609 | Richard Henderson | static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, |
82 | 2827822e | Alexander Graf | const TCGArg *args, const int *const_args) |
83 | 2827822e | Alexander Graf | { |
84 | 2827822e | Alexander Graf | tcg_abort(); |
85 | 2827822e | Alexander Graf | } |
86 | 2827822e | Alexander Graf | |
87 | 2827822e | Alexander Graf | void tcg_target_init(TCGContext *s)
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88 | 2827822e | Alexander Graf | { |
89 | 2827822e | Alexander Graf | /* gets called with KVM */
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90 | 2827822e | Alexander Graf | } |
91 | 2827822e | Alexander Graf | |
92 | 2827822e | Alexander Graf | void tcg_target_qemu_prologue(TCGContext *s)
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93 | 2827822e | Alexander Graf | { |
94 | 2827822e | Alexander Graf | /* gets called with KVM */
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95 | 2827822e | Alexander Graf | } |
96 | 2827822e | Alexander Graf | |
97 | 2827822e | Alexander Graf | static inline void tcg_out_mov(TCGContext *s, int ret, int arg) |
98 | 2827822e | Alexander Graf | { |
99 | 2827822e | Alexander Graf | tcg_abort(); |
100 | 2827822e | Alexander Graf | } |
101 | 2827822e | Alexander Graf | |
102 | 2827822e | Alexander Graf | static inline void tcg_out_addi(TCGContext *s, int reg, tcg_target_long val) |
103 | 2827822e | Alexander Graf | { |
104 | 2827822e | Alexander Graf | tcg_abort(); |
105 | 2827822e | Alexander Graf | } |