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author | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-05-19 23:59:38 +0000 |
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committer | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-05-19 23:59:38 +0000 |
commit | 811d4cf4b08ba141b7f9c3481c5ab50d47123499 (patch) | |
tree | aa174f098eb3d5eddfea16a57934702b4c1109a5 /tcg/arm/tcg-target.h | |
parent | 6b4c11cd8ee746c2da2de7c1b77cb932c93e5463 (diff) | |
download | hqemu-811d4cf4b08ba141b7f9c3481c5ab50d47123499.zip hqemu-811d4cf4b08ba141b7f9c3481c5ab50d47123499.tar.gz |
ARM host support for TCG targets.
Updated from previous version to use the tcg prologue/epilogue mechanism, may be slower than direct call.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4500 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'tcg/arm/tcg-target.h')
-rw-r--r-- | tcg/arm/tcg-target.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/tcg/arm/tcg-target.h b/tcg/arm/tcg-target.h new file mode 100644 index 0000000..39c779a --- /dev/null +++ b/tcg/arm/tcg-target.h @@ -0,0 +1,73 @@ +/* + * Tiny Code Generator for QEMU + * + * Copyright (c) 2008 Fabrice Bellard + * Copyright (c) 2008 Andrzej Zaborowski + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#define TCG_TARGET_ARM 1 + +#define TCG_TARGET_REG_BITS 32 +#undef TCG_TARGET_WORDS_BIGENDIAN +#undef TCG_TARGET_HAS_div_i32 +#undef TCG_TARGET_HAS_div_i64 +#undef TCG_TARGET_HAS_bswap_i32 +#define TCG_TARGET_HAS_ext8s_i32 +#define TCG_TARGET_HAS_ext16s_i32 +#undef TCG_TARGET_STACK_GROWSUP + +enum { + TCG_REG_R0 = 0, + TCG_REG_R1, + TCG_REG_R2, + TCG_REG_R3, + TCG_REG_R4, + TCG_REG_R5, + TCG_REG_R6, + TCG_REG_R7, + TCG_REG_R8, + TCG_REG_R9, + TCG_REG_R10, + TCG_REG_R11, + TCG_REG_R12, + TCG_REG_R13, + TCG_REG_R14, + TCG_TARGET_NB_REGS +}; + +/* used for function call generation */ +#define TCG_REG_CALL_STACK TCG_REG_R13 +#define TCG_TARGET_STACK_ALIGN 8 + +enum { + /* Note: must be synced with dyngen-exec.h */ + TCG_AREG0 = TCG_REG_R7, + TCG_AREG1 = TCG_REG_R4, + TCG_AREG2 = TCG_REG_R5, + TCG_AREG3 = TCG_REG_R6, +}; + +static inline void flush_icache_range(unsigned long start, unsigned long stop) +{ + register unsigned long _beg __asm ("a1") = start; + register unsigned long _end __asm ("a2") = stop; + register unsigned long _flg __asm ("a3") = 0; + __asm __volatile__ ("swi 0x9f0002" : : "r" (_beg), "r" (_end), "r" (_flg)); +} |