2 * Tiny Code Generator for QEMU
4 * Copyright (c) 2009 Ulrich Hecht <uli@suse.de>
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 static const int tcg_target_reg_alloc_order
[] = {
28 static const int tcg_target_call_iarg_regs
[] = {
31 static const int tcg_target_call_oarg_regs
[] = {
34 static void patch_reloc(uint8_t *code_ptr
, int type
,
35 tcg_target_long value
, tcg_target_long addend
)
40 static inline int tcg_target_get_call_iarg_regs_count(int flags
)
46 /* parse target specific constraints */
47 static int target_parse_constraint(TCGArgConstraint
*ct
, const char **pct_str
)
53 /* Test if a constant matches the constraint. */
54 static inline int tcg_target_const_match(tcg_target_long val
,
55 const TCGArgConstraint
*arg_ct
)
61 /* load a register with an immediate value */
62 static inline void tcg_out_movi(TCGContext
*s
, TCGType type
,
63 int ret
, tcg_target_long arg
)
68 /* load data without address translation or endianness conversion */
69 static inline void tcg_out_ld(TCGContext
*s
, TCGType type
, int arg
,
70 int arg1
, tcg_target_long arg2
)
75 static inline void tcg_out_st(TCGContext
*s
, TCGType type
, int arg
,
76 int arg1
, tcg_target_long arg2
)
81 static inline void tcg_out_op(TCGContext
*s
, int opc
,
82 const TCGArg
*args
, const int *const_args
)
87 void tcg_target_init(TCGContext
*s
)
89 /* gets called with KVM */
92 void tcg_target_qemu_prologue(TCGContext
*s
)
94 /* gets called with KVM */
97 static inline void tcg_out_mov(TCGContext
*s
, int ret
, int arg
)
102 static inline void tcg_out_addi(TCGContext
*s
, int reg
, tcg_target_long val
)