diff options
author | Marcus Comstedt <marcus@mc.pp.se> | 2010-10-16 14:01:07 +0200 |
---|---|---|
committer | Marcus Comstedt <marcus@mc.pp.se> | 2011-01-27 23:04:37 +0100 |
commit | 74bdaadb718584b216e29c13b9e1226c9f77205e (patch) | |
tree | d12373d106a4e3e8dd19acdde539935975b3db93 /tcg/sparc/tcg-target.h | |
parent | 316669d58104cb260e2ffa1848f24547b71af49c (diff) | |
download | external_qemu-74bdaadb718584b216e29c13b9e1226c9f77205e.zip external_qemu-74bdaadb718584b216e29c13b9e1226c9f77205e.tar.gz external_qemu-74bdaadb718584b216e29c13b9e1226c9f77205e.tar.bz2 |
Upstream: Integrate TCG changes for remaining arches
Commit b93177278 integrated upstreams TCG changes for i386
and x86_64. This commit pulls the equivalent changes for the
remaining arches.
Change-Id: I88a8a0e6124de841bbccba5840b19dd5612a56ed
Diffstat (limited to 'tcg/sparc/tcg-target.h')
-rw-r--r-- | tcg/sparc/tcg-target.h | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/tcg/sparc/tcg-target.h b/tcg/sparc/tcg-target.h new file mode 100644 index 0000000..dbc574d --- /dev/null +++ b/tcg/sparc/tcg-target.h @@ -0,0 +1,146 @@ +/* + * Tiny Code Generator for QEMU + * + * Copyright (c) 2008 Fabrice Bellard + * + * 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_SPARC 1 + +#if defined(__sparc_v9__) && !defined(__sparc_v8plus__) +#define TCG_TARGET_REG_BITS 64 +#else +#define TCG_TARGET_REG_BITS 32 +#endif + +#define TCG_TARGET_WORDS_BIGENDIAN + +#define TCG_TARGET_NB_REGS 32 + +enum { + TCG_REG_G0 = 0, + TCG_REG_G1, + TCG_REG_G2, + TCG_REG_G3, + TCG_REG_G4, + TCG_REG_G5, + TCG_REG_G6, + TCG_REG_G7, + TCG_REG_O0, + TCG_REG_O1, + TCG_REG_O2, + TCG_REG_O3, + TCG_REG_O4, + TCG_REG_O5, + TCG_REG_O6, + TCG_REG_O7, + TCG_REG_L0, + TCG_REG_L1, + TCG_REG_L2, + TCG_REG_L3, + TCG_REG_L4, + TCG_REG_L5, + TCG_REG_L6, + TCG_REG_L7, + TCG_REG_I0, + TCG_REG_I1, + TCG_REG_I2, + TCG_REG_I3, + TCG_REG_I4, + TCG_REG_I5, + TCG_REG_I6, + TCG_REG_I7, +}; + +#define TCG_CT_CONST_S11 0x100 +#define TCG_CT_CONST_S13 0x200 + +/* used for function call generation */ +#define TCG_REG_CALL_STACK TCG_REG_I6 +#ifdef __arch64__ +// Reserve space for AREG0 +#define TCG_TARGET_STACK_MINFRAME (176 + 4 * (int)sizeof(long) + \ + TCG_STATIC_CALL_ARGS_SIZE) +#define TCG_TARGET_CALL_STACK_OFFSET (2047 - 16) +#define TCG_TARGET_STACK_ALIGN 16 +#else +// AREG0 + one word for alignment +#define TCG_TARGET_STACK_MINFRAME (92 + (2 + 1) * (int)sizeof(long) + \ + TCG_STATIC_CALL_ARGS_SIZE) +#define TCG_TARGET_CALL_STACK_OFFSET TCG_TARGET_STACK_MINFRAME +#define TCG_TARGET_STACK_ALIGN 8 +#endif + +/* optional instructions */ +#define TCG_TARGET_HAS_div_i32 +// #define TCG_TARGET_HAS_rot_i32 +// #define TCG_TARGET_HAS_ext8s_i32 +// #define TCG_TARGET_HAS_ext16s_i32 +// #define TCG_TARGET_HAS_ext8u_i32 +// #define TCG_TARGET_HAS_ext16u_i32 +// #define TCG_TARGET_HAS_bswap16_i32 +// #define TCG_TARGET_HAS_bswap32_i32 +#define TCG_TARGET_HAS_neg_i32 +#define TCG_TARGET_HAS_not_i32 +#define TCG_TARGET_HAS_andc_i32 +#define TCG_TARGET_HAS_orc_i32 + +#if TCG_TARGET_REG_BITS == 64 +#define TCG_TARGET_HAS_div_i64 +// #define TCG_TARGET_HAS_rot_i64 +// #define TCG_TARGET_HAS_ext8s_i64 +// #define TCG_TARGET_HAS_ext16s_i64 +#define TCG_TARGET_HAS_ext32s_i64 +// #define TCG_TARGET_HAS_ext8u_i64 +// #define TCG_TARGET_HAS_ext16u_i64 +#define TCG_TARGET_HAS_ext32u_i64 +// #define TCG_TARGET_HAS_bswap16_i64 +// #define TCG_TARGET_HAS_bswap32_i64 +// #define TCG_TARGET_HAS_bswap64_i64 +#define TCG_TARGET_HAS_neg_i64 +#define TCG_TARGET_HAS_not_i64 +#define TCG_TARGET_HAS_andc_i64 +#define TCG_TARGET_HAS_orc_i64 +#endif + +/* Note: must be synced with dyngen-exec.h and Makefile.target */ +#ifdef CONFIG_SOLARIS +#define TCG_AREG0 TCG_REG_G2 +#define TCG_AREG1 TCG_REG_G3 +#define TCG_AREG2 TCG_REG_G4 +#elif defined(__sparc_v9__) +#define TCG_AREG0 TCG_REG_G5 +#define TCG_AREG1 TCG_REG_G6 +#define TCG_AREG2 TCG_REG_G7 +#else +#define TCG_AREG0 TCG_REG_G6 +#define TCG_AREG1 TCG_REG_G1 +#define TCG_AREG2 TCG_REG_G2 +#endif + +static inline void flush_icache_range(unsigned long start, unsigned long stop) +{ + unsigned long p; + + p = start & ~(8UL - 1UL); + stop = (stop + (8UL - 1UL)) & ~(8UL - 1UL); + + for (; p < stop; p += 8) + __asm__ __volatile__("flush\t%0" : : "r" (p)); +} |