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/*
* 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 + 2 * (int)sizeof(long))
#define TCG_TARGET_CALL_STACK_OFFSET (2047 + TCG_TARGET_STACK_MINFRAME)
#define TCG_TARGET_STACK_ALIGN 16
#else
#define TCG_TARGET_STACK_MINFRAME (92 + 2 * (int)sizeof(long))
#define TCG_TARGET_CALL_STACK_OFFSET TCG_TARGET_STACK_MINFRAME
#define TCG_TARGET_STACK_ALIGN 8
#endif
/* optional instructions */
//#define TCG_TARGET_HAS_bswap_i32
//#define TCG_TARGET_HAS_bswap_i64
//#define TCG_TARGET_HAS_neg_i32
//#define TCG_TARGET_HAS_neg_i64
/* Note: must be synced with dyngen-exec.h and Makefile.target */
#ifdef HOST_SOLARIS
#define TCG_AREG0 TCG_REG_G2
#define TCG_AREG1 TCG_REG_G3
#define TCG_AREG2 TCG_REG_G4
#define TCG_AREG3 TCG_REG_G5
#define TCG_AREG4 TCG_REG_G6
#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
#define TCG_AREG3 TCG_REG_G3
#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));
}
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