006f8638c6
This will be used to size the TLB when more than 8 MMU modes are used by the target. Limitations come from the limited size of the immediate fields (which sometimes, as in the case of Aarch64, extend to instructions that shift the immediate). Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Message-Id: <1424436345-37924-2-git-send-email-pbonzini@redhat.com> Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Alexander Graf <agraf@suse.de>
109 lines
3.7 KiB
C
109 lines
3.7 KiB
C
/*
|
|
* Initial TCG Implementation for aarch64
|
|
*
|
|
* Copyright (c) 2013 Huawei Technologies Duesseldorf GmbH
|
|
* Written by Claudio Fontana
|
|
*
|
|
* This work is licensed under the terms of the GNU GPL, version 2 or
|
|
* (at your option) any later version.
|
|
*
|
|
* See the COPYING file in the top-level directory for details.
|
|
*/
|
|
|
|
#ifndef TCG_TARGET_AARCH64
|
|
#define TCG_TARGET_AARCH64 1
|
|
|
|
#define TCG_TARGET_INSN_UNIT_SIZE 4
|
|
#define TCG_TARGET_TLB_DISPLACEMENT_BITS 24
|
|
#undef TCG_TARGET_STACK_GROWSUP
|
|
|
|
typedef enum {
|
|
TCG_REG_X0, TCG_REG_X1, TCG_REG_X2, TCG_REG_X3,
|
|
TCG_REG_X4, TCG_REG_X5, TCG_REG_X6, TCG_REG_X7,
|
|
TCG_REG_X8, TCG_REG_X9, TCG_REG_X10, TCG_REG_X11,
|
|
TCG_REG_X12, TCG_REG_X13, TCG_REG_X14, TCG_REG_X15,
|
|
TCG_REG_X16, TCG_REG_X17, TCG_REG_X18, TCG_REG_X19,
|
|
TCG_REG_X20, TCG_REG_X21, TCG_REG_X22, TCG_REG_X23,
|
|
TCG_REG_X24, TCG_REG_X25, TCG_REG_X26, TCG_REG_X27,
|
|
TCG_REG_X28, TCG_REG_X29, TCG_REG_X30,
|
|
|
|
/* X31 is either the stack pointer or zero, depending on context. */
|
|
TCG_REG_SP = 31,
|
|
TCG_REG_XZR = 31,
|
|
|
|
/* Aliases. */
|
|
TCG_REG_FP = TCG_REG_X29,
|
|
TCG_REG_LR = TCG_REG_X30,
|
|
TCG_AREG0 = TCG_REG_X19,
|
|
} TCGReg;
|
|
|
|
#define TCG_TARGET_NB_REGS 32
|
|
|
|
/* used for function call generation */
|
|
#define TCG_REG_CALL_STACK TCG_REG_SP
|
|
#define TCG_TARGET_STACK_ALIGN 16
|
|
#define TCG_TARGET_CALL_ALIGN_ARGS 1
|
|
#define TCG_TARGET_CALL_STACK_OFFSET 0
|
|
|
|
/* optional instructions */
|
|
#define TCG_TARGET_HAS_div_i32 1
|
|
#define TCG_TARGET_HAS_rem_i32 1
|
|
#define TCG_TARGET_HAS_ext8s_i32 1
|
|
#define TCG_TARGET_HAS_ext16s_i32 1
|
|
#define TCG_TARGET_HAS_ext8u_i32 1
|
|
#define TCG_TARGET_HAS_ext16u_i32 1
|
|
#define TCG_TARGET_HAS_bswap16_i32 1
|
|
#define TCG_TARGET_HAS_bswap32_i32 1
|
|
#define TCG_TARGET_HAS_not_i32 1
|
|
#define TCG_TARGET_HAS_neg_i32 1
|
|
#define TCG_TARGET_HAS_rot_i32 1
|
|
#define TCG_TARGET_HAS_andc_i32 1
|
|
#define TCG_TARGET_HAS_orc_i32 1
|
|
#define TCG_TARGET_HAS_eqv_i32 1
|
|
#define TCG_TARGET_HAS_nand_i32 0
|
|
#define TCG_TARGET_HAS_nor_i32 0
|
|
#define TCG_TARGET_HAS_deposit_i32 1
|
|
#define TCG_TARGET_HAS_movcond_i32 1
|
|
#define TCG_TARGET_HAS_add2_i32 1
|
|
#define TCG_TARGET_HAS_sub2_i32 1
|
|
#define TCG_TARGET_HAS_mulu2_i32 0
|
|
#define TCG_TARGET_HAS_muls2_i32 0
|
|
#define TCG_TARGET_HAS_muluh_i32 0
|
|
#define TCG_TARGET_HAS_mulsh_i32 0
|
|
#define TCG_TARGET_HAS_trunc_shr_i32 0
|
|
|
|
#define TCG_TARGET_HAS_div_i64 1
|
|
#define TCG_TARGET_HAS_rem_i64 1
|
|
#define TCG_TARGET_HAS_ext8s_i64 1
|
|
#define TCG_TARGET_HAS_ext16s_i64 1
|
|
#define TCG_TARGET_HAS_ext32s_i64 1
|
|
#define TCG_TARGET_HAS_ext8u_i64 1
|
|
#define TCG_TARGET_HAS_ext16u_i64 1
|
|
#define TCG_TARGET_HAS_ext32u_i64 1
|
|
#define TCG_TARGET_HAS_bswap16_i64 1
|
|
#define TCG_TARGET_HAS_bswap32_i64 1
|
|
#define TCG_TARGET_HAS_bswap64_i64 1
|
|
#define TCG_TARGET_HAS_not_i64 1
|
|
#define TCG_TARGET_HAS_neg_i64 1
|
|
#define TCG_TARGET_HAS_rot_i64 1
|
|
#define TCG_TARGET_HAS_andc_i64 1
|
|
#define TCG_TARGET_HAS_orc_i64 1
|
|
#define TCG_TARGET_HAS_eqv_i64 1
|
|
#define TCG_TARGET_HAS_nand_i64 0
|
|
#define TCG_TARGET_HAS_nor_i64 0
|
|
#define TCG_TARGET_HAS_deposit_i64 1
|
|
#define TCG_TARGET_HAS_movcond_i64 1
|
|
#define TCG_TARGET_HAS_add2_i64 1
|
|
#define TCG_TARGET_HAS_sub2_i64 1
|
|
#define TCG_TARGET_HAS_mulu2_i64 0
|
|
#define TCG_TARGET_HAS_muls2_i64 0
|
|
#define TCG_TARGET_HAS_muluh_i64 1
|
|
#define TCG_TARGET_HAS_mulsh_i64 1
|
|
|
|
static inline void flush_icache_range(uintptr_t start, uintptr_t stop)
|
|
{
|
|
__builtin___clear_cache((char *)start, (char *)stop);
|
|
}
|
|
|
|
#endif /* TCG_TARGET_AARCH64 */
|