1 /*

     2  * Tiny Code Generator for QEMU

     3  *

     4  * Copyright (c) 2008 Fabrice Bellard

     5  *

     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:

    12  *

    13  * The above copyright notice and this permission notice shall be included in

    14  * all copies or substantial portions of the Software.

    15  *

    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

    22  * THE SOFTWARE.

    23  */

    24 #define TCG_TARGET_I386 1

    25 

    26 #define TCG_TARGET_REG_BITS 32

    27 //#define TCG_TARGET_WORDS_BIGENDIAN

    28 

    29 #define TCG_TARGET_NB_REGS 8

    30 

    31 enum {

    32     TCG_REG_EAX = 0,

    33     TCG_REG_ECX,

    34     TCG_REG_EDX,

    35     TCG_REG_EBX,

    36     TCG_REG_ESP,

    37     TCG_REG_EBP,

    38     TCG_REG_ESI,

    39     TCG_REG_EDI,

    40 };

    41 

    42 /* used for function call generation */

    43 #define TCG_REG_CALL_STACK TCG_REG_ESP 

    44 #define TCG_TARGET_STACK_ALIGN 16

    45 #define TCG_TARGET_CALL_STACK_OFFSET 0

    46 

    47 /* Note: must be synced with dyngen-exec.h */

    48 #define TCG_AREG0 TCG_REG_EBP

    49 #define TCG_AREG1 TCG_REG_EBX

    50 #define TCG_AREG2 TCG_REG_ESI

    51 #define TCG_AREG3 TCG_REG_EDI

    52 

    53 static inline void flush_icache_range(unsigned long start, unsigned long stop)

    54 {

    55 }