159 lines
4.6 KiB
C
159 lines
4.6 KiB
C
/*
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* Tiny Code Generator for QEMU
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*
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* Copyright (c) 2009-2010 Aurelien Jarno <aurelien@aurel32.net>
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* Based on i386/tcg-target.c - Copyright (c) 2008 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#define TCG_TARGET_IA64 1
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/* We only map the first 64 registers */
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#define TCG_TARGET_NB_REGS 64
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typedef enum {
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TCG_REG_R0 = 0,
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TCG_REG_R1,
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TCG_REG_R2,
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TCG_REG_R3,
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TCG_REG_R4,
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TCG_REG_R5,
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TCG_REG_R6,
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TCG_REG_R7,
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TCG_REG_R8,
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TCG_REG_R9,
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TCG_REG_R10,
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TCG_REG_R11,
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TCG_REG_R12,
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TCG_REG_R13,
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TCG_REG_R14,
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TCG_REG_R15,
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TCG_REG_R16,
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TCG_REG_R17,
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TCG_REG_R18,
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TCG_REG_R19,
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TCG_REG_R20,
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TCG_REG_R21,
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TCG_REG_R22,
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TCG_REG_R23,
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TCG_REG_R24,
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TCG_REG_R25,
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TCG_REG_R26,
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TCG_REG_R27,
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TCG_REG_R28,
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TCG_REG_R29,
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TCG_REG_R30,
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TCG_REG_R31,
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TCG_REG_R32,
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TCG_REG_R33,
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TCG_REG_R34,
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TCG_REG_R35,
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TCG_REG_R36,
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TCG_REG_R37,
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TCG_REG_R38,
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TCG_REG_R39,
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TCG_REG_R40,
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TCG_REG_R41,
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TCG_REG_R42,
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TCG_REG_R43,
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TCG_REG_R44,
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TCG_REG_R45,
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TCG_REG_R46,
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TCG_REG_R47,
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TCG_REG_R48,
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TCG_REG_R49,
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TCG_REG_R50,
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TCG_REG_R51,
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TCG_REG_R52,
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TCG_REG_R53,
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TCG_REG_R54,
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TCG_REG_R55,
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TCG_REG_R56,
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TCG_REG_R57,
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TCG_REG_R58,
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TCG_REG_R59,
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TCG_REG_R60,
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TCG_REG_R61,
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TCG_REG_R62,
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TCG_REG_R63,
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} TCGReg;
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#define TCG_CT_CONST_ZERO 0x100
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#define TCG_CT_CONST_S22 0x200
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/* used for function call generation */
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#define TCG_REG_CALL_STACK TCG_REG_R12
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#define TCG_TARGET_STACK_ALIGN 16
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#define TCG_TARGET_CALL_STACK_OFFSET 16
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/* optional instructions */
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#define TCG_TARGET_HAS_div_i32 0
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#define TCG_TARGET_HAS_div_i64 0
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#define TCG_TARGET_HAS_andc_i32 1
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#define TCG_TARGET_HAS_andc_i64 1
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#define TCG_TARGET_HAS_bswap16_i32 1
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#define TCG_TARGET_HAS_bswap16_i64 1
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#define TCG_TARGET_HAS_bswap32_i32 1
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#define TCG_TARGET_HAS_bswap32_i64 1
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#define TCG_TARGET_HAS_bswap64_i64 1
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#define TCG_TARGET_HAS_eqv_i32 1
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#define TCG_TARGET_HAS_eqv_i64 1
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#define TCG_TARGET_HAS_ext8s_i32 1
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#define TCG_TARGET_HAS_ext16s_i32 1
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#define TCG_TARGET_HAS_ext8s_i64 1
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#define TCG_TARGET_HAS_ext16s_i64 1
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#define TCG_TARGET_HAS_ext32s_i64 1
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#define TCG_TARGET_HAS_ext8u_i32 1
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#define TCG_TARGET_HAS_ext16u_i32 1
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#define TCG_TARGET_HAS_ext8u_i64 1
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#define TCG_TARGET_HAS_ext16u_i64 1
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#define TCG_TARGET_HAS_ext32u_i64 1
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#define TCG_TARGET_HAS_nand_i32 1
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#define TCG_TARGET_HAS_nand_i64 1
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#define TCG_TARGET_HAS_nor_i32 1
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#define TCG_TARGET_HAS_nor_i64 1
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#define TCG_TARGET_HAS_orc_i32 1
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#define TCG_TARGET_HAS_orc_i64 1
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#define TCG_TARGET_HAS_rot_i32 1
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#define TCG_TARGET_HAS_rot_i64 1
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#define TCG_TARGET_HAS_deposit_i32 0
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#define TCG_TARGET_HAS_deposit_i64 0
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/* optional instructions automatically implemented */
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#define TCG_TARGET_HAS_neg_i32 0 /* sub r1, r0, r3 */
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#define TCG_TARGET_HAS_neg_i64 0 /* sub r1, r0, r3 */
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#define TCG_TARGET_HAS_not_i32 0 /* xor r1, -1, r3 */
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#define TCG_TARGET_HAS_not_i64 0 /* xor r1, -1, r3 */
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/* Note: must be synced with dyngen-exec.h */
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#define TCG_AREG0 TCG_REG_R7
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/* Guest base is supported */
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#define TCG_TARGET_HAS_GUEST_BASE
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static inline void flush_icache_range(unsigned long start, unsigned long stop)
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{
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start = start & ~(32UL - 1UL);
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stop = (stop + (32UL - 1UL)) & ~(32UL - 1UL);
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for (; start < stop; start += 32UL) {
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asm volatile ("fc.i %0" :: "r" (start));
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}
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asm volatile (";;sync.i;;srlz.i;;");
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}
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