216 lines
10 KiB
C
216 lines
10 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013, 2014 Damien P. George
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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 THE
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* 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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#ifndef MICROPY_INCLUDED_PY_ASMX64_H
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#define MICROPY_INCLUDED_PY_ASMX64_H
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#include "py/mpconfig.h"
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#include "py/misc.h"
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#include "py/asmbase.h"
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// AMD64 calling convention is:
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// - args pass in: RDI, RSI, RDX, RCX, R08, R09
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// - return value in RAX
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// - stack must be aligned on a 16-byte boundary before all calls
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// - RAX, RCX, RDX, RSI, RDI, R08, R09, R10, R11 are caller-save
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// - RBX, RBP, R12, R13, R14, R15 are callee-save
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// In the functions below, argument order follows x86 docs and generally
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// the destination is the first argument.
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// NOTE: this is a change from the old convention used in this file and
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// some functions still use the old (reverse) convention.
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#define ASM_X64_REG_RAX (0)
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#define ASM_X64_REG_RCX (1)
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#define ASM_X64_REG_RDX (2)
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#define ASM_X64_REG_RBX (3)
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#define ASM_X64_REG_RSP (4)
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#define ASM_X64_REG_RBP (5)
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#define ASM_X64_REG_RSI (6)
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#define ASM_X64_REG_RDI (7)
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#define ASM_X64_REG_R08 (8)
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#define ASM_X64_REG_R09 (9)
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#define ASM_X64_REG_R10 (10)
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#define ASM_X64_REG_R11 (11)
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#define ASM_X64_REG_R12 (12)
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#define ASM_X64_REG_R13 (13)
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#define ASM_X64_REG_R14 (14)
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#define ASM_X64_REG_R15 (15)
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// condition codes, used for jcc and setcc (despite their j-name!)
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#define ASM_X64_CC_JB (0x2) // below, unsigned
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#define ASM_X64_CC_JZ (0x4)
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#define ASM_X64_CC_JE (0x4)
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#define ASM_X64_CC_JNZ (0x5)
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#define ASM_X64_CC_JNE (0x5)
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#define ASM_X64_CC_JL (0xc) // less, signed
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#define ASM_X64_CC_JGE (0xd) // greater or equal, signed
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#define ASM_X64_CC_JLE (0xe) // less or equal, signed
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#define ASM_X64_CC_JG (0xf) // greater, signed
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typedef struct _asm_x64_t {
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mp_asm_base_t base;
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int num_locals;
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} asm_x64_t;
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static inline void asm_x64_end_pass(asm_x64_t *as) {
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(void)as;
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}
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void asm_x64_nop(asm_x64_t* as);
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void asm_x64_push_r64(asm_x64_t* as, int src_r64);
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void asm_x64_pop_r64(asm_x64_t* as, int dest_r64);
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void asm_x64_mov_r64_r64(asm_x64_t* as, int dest_r64, int src_r64);
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size_t asm_x64_mov_i32_to_r64(asm_x64_t *as, int src_i32, int dest_r64);
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void asm_x64_mov_i64_to_r64(asm_x64_t* as, int64_t src_i64, int dest_r64);
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void asm_x64_mov_i64_to_r64_optimised(asm_x64_t *as, int64_t src_i64, int dest_r64);
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void asm_x64_mov_r8_to_mem8(asm_x64_t *as, int src_r64, int dest_r64, int dest_disp);
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void asm_x64_mov_r16_to_mem16(asm_x64_t *as, int src_r64, int dest_r64, int dest_disp);
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void asm_x64_mov_r32_to_mem32(asm_x64_t *as, int src_r64, int dest_r64, int dest_disp);
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void asm_x64_mov_r64_to_mem64(asm_x64_t *as, int src_r64, int dest_r64, int dest_disp);
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void asm_x64_mov_mem8_to_r64zx(asm_x64_t *as, int src_r64, int src_disp, int dest_r64);
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void asm_x64_mov_mem16_to_r64zx(asm_x64_t *as, int src_r64, int src_disp, int dest_r64);
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void asm_x64_mov_mem32_to_r64zx(asm_x64_t *as, int src_r64, int src_disp, int dest_r64);
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void asm_x64_mov_mem64_to_r64(asm_x64_t *as, int src_r64, int src_disp, int dest_r64);
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void asm_x64_and_r64_r64(asm_x64_t *as, int dest_r64, int src_r64);
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void asm_x64_or_r64_r64(asm_x64_t *as, int dest_r64, int src_r64);
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void asm_x64_xor_r64_r64(asm_x64_t *as, int dest_r64, int src_r64);
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void asm_x64_shl_r64_cl(asm_x64_t* as, int dest_r64);
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void asm_x64_sar_r64_cl(asm_x64_t* as, int dest_r64);
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void asm_x64_add_r64_r64(asm_x64_t* as, int dest_r64, int src_r64);
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void asm_x64_sub_r64_r64(asm_x64_t* as, int dest_r64, int src_r64);
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void asm_x64_mul_r64_r64(asm_x64_t* as, int dest_r64, int src_r64);
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void asm_x64_cmp_r64_with_r64(asm_x64_t* as, int src_r64_a, int src_r64_b);
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void asm_x64_test_r8_with_r8(asm_x64_t* as, int src_r64_a, int src_r64_b);
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void asm_x64_test_r64_with_r64(asm_x64_t *as, int src_r64_a, int src_r64_b);
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void asm_x64_setcc_r8(asm_x64_t* as, int jcc_type, int dest_r8);
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void asm_x64_jmp_reg(asm_x64_t *as, int src_r64);
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void asm_x64_jmp_label(asm_x64_t* as, mp_uint_t label);
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void asm_x64_jcc_label(asm_x64_t* as, int jcc_type, mp_uint_t label);
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void asm_x64_entry(asm_x64_t* as, int num_locals);
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void asm_x64_exit(asm_x64_t* as);
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void asm_x64_mov_local_to_r64(asm_x64_t* as, int src_local_num, int dest_r64);
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void asm_x64_mov_r64_to_local(asm_x64_t* as, int src_r64, int dest_local_num);
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void asm_x64_mov_local_addr_to_r64(asm_x64_t* as, int local_num, int dest_r64);
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void asm_x64_mov_reg_pcrel(asm_x64_t *as, int dest_r64, mp_uint_t label);
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void asm_x64_call_ind(asm_x64_t* as, size_t fun_id, int temp_r32);
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// Holds a pointer to mp_fun_table
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#define ASM_X64_REG_FUN_TABLE ASM_X64_REG_RBP
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#if GENERIC_ASM_API
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// The following macros provide a (mostly) arch-independent API to
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// generate native code, and are used by the native emitter.
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#define ASM_WORD_SIZE (8)
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#define REG_RET ASM_X64_REG_RAX
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#define REG_ARG_1 ASM_X64_REG_RDI
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#define REG_ARG_2 ASM_X64_REG_RSI
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#define REG_ARG_3 ASM_X64_REG_RDX
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#define REG_ARG_4 ASM_X64_REG_RCX
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#define REG_ARG_5 ASM_X64_REG_R08
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// caller-save
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#define REG_TEMP0 ASM_X64_REG_RAX
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#define REG_TEMP1 ASM_X64_REG_RDI
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#define REG_TEMP2 ASM_X64_REG_RSI
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// callee-save
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#define REG_LOCAL_1 ASM_X64_REG_RBX
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#define REG_LOCAL_2 ASM_X64_REG_R12
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#define REG_LOCAL_3 ASM_X64_REG_R13
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#define REG_LOCAL_NUM (3)
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// Holds a pointer to mp_fun_table
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#define REG_FUN_TABLE ASM_X64_REG_FUN_TABLE
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#define ASM_T asm_x64_t
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#define ASM_END_PASS asm_x64_end_pass
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#define ASM_ENTRY asm_x64_entry
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#define ASM_EXIT asm_x64_exit
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#define ASM_JUMP asm_x64_jmp_label
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#define ASM_JUMP_IF_REG_ZERO(as, reg, label, bool_test) \
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do { \
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if (bool_test) { \
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asm_x64_test_r8_with_r8((as), (reg), (reg)); \
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} else { \
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asm_x64_test_r64_with_r64((as), (reg), (reg)); \
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} \
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asm_x64_jcc_label(as, ASM_X64_CC_JZ, label); \
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} while (0)
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#define ASM_JUMP_IF_REG_NONZERO(as, reg, label, bool_test) \
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do { \
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if (bool_test) { \
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asm_x64_test_r8_with_r8((as), (reg), (reg)); \
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} else { \
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asm_x64_test_r64_with_r64((as), (reg), (reg)); \
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} \
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asm_x64_jcc_label(as, ASM_X64_CC_JNZ, label); \
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} while (0)
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#define ASM_JUMP_IF_REG_EQ(as, reg1, reg2, label) \
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do { \
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asm_x64_cmp_r64_with_r64(as, reg1, reg2); \
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asm_x64_jcc_label(as, ASM_X64_CC_JE, label); \
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} while (0)
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#define ASM_JUMP_REG(as, reg) asm_x64_jmp_reg((as), (reg))
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#define ASM_CALL_IND(as, idx) asm_x64_call_ind(as, idx, ASM_X64_REG_RAX)
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#define ASM_MOV_LOCAL_REG(as, local_num, reg_src) asm_x64_mov_r64_to_local((as), (reg_src), (local_num))
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#define ASM_MOV_REG_IMM(as, reg_dest, imm) asm_x64_mov_i64_to_r64_optimised((as), (imm), (reg_dest))
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#define ASM_MOV_REG_IMM_FIX_U16(as, reg_dest, imm) asm_x64_mov_i32_to_r64((as), (imm), (reg_dest))
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#define ASM_MOV_REG_IMM_FIX_WORD(as, reg_dest, imm) asm_x64_mov_i32_to_r64((as), (imm), (reg_dest))
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#define ASM_MOV_REG_LOCAL(as, reg_dest, local_num) asm_x64_mov_local_to_r64((as), (local_num), (reg_dest))
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#define ASM_MOV_REG_REG(as, reg_dest, reg_src) asm_x64_mov_r64_r64((as), (reg_dest), (reg_src))
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#define ASM_MOV_REG_LOCAL_ADDR(as, reg_dest, local_num) asm_x64_mov_local_addr_to_r64((as), (local_num), (reg_dest))
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#define ASM_MOV_REG_PCREL(as, reg_dest, label) asm_x64_mov_reg_pcrel((as), (reg_dest), (label))
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#define ASM_LSL_REG(as, reg) asm_x64_shl_r64_cl((as), (reg))
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#define ASM_ASR_REG(as, reg) asm_x64_sar_r64_cl((as), (reg))
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#define ASM_OR_REG_REG(as, reg_dest, reg_src) asm_x64_or_r64_r64((as), (reg_dest), (reg_src))
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#define ASM_XOR_REG_REG(as, reg_dest, reg_src) asm_x64_xor_r64_r64((as), (reg_dest), (reg_src))
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#define ASM_AND_REG_REG(as, reg_dest, reg_src) asm_x64_and_r64_r64((as), (reg_dest), (reg_src))
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#define ASM_ADD_REG_REG(as, reg_dest, reg_src) asm_x64_add_r64_r64((as), (reg_dest), (reg_src))
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#define ASM_SUB_REG_REG(as, reg_dest, reg_src) asm_x64_sub_r64_r64((as), (reg_dest), (reg_src))
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#define ASM_MUL_REG_REG(as, reg_dest, reg_src) asm_x64_mul_r64_r64((as), (reg_dest), (reg_src))
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#define ASM_LOAD_REG_REG(as, reg_dest, reg_base) asm_x64_mov_mem64_to_r64((as), (reg_base), 0, (reg_dest))
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#define ASM_LOAD_REG_REG_OFFSET(as, reg_dest, reg_base, word_offset) asm_x64_mov_mem64_to_r64((as), (reg_base), 8 * (word_offset), (reg_dest))
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#define ASM_LOAD8_REG_REG(as, reg_dest, reg_base) asm_x64_mov_mem8_to_r64zx((as), (reg_base), 0, (reg_dest))
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#define ASM_LOAD16_REG_REG(as, reg_dest, reg_base) asm_x64_mov_mem16_to_r64zx((as), (reg_base), 0, (reg_dest))
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#define ASM_LOAD32_REG_REG(as, reg_dest, reg_base) asm_x64_mov_mem32_to_r64zx((as), (reg_base), 0, (reg_dest))
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#define ASM_STORE_REG_REG(as, reg_src, reg_base) asm_x64_mov_r64_to_mem64((as), (reg_src), (reg_base), 0)
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#define ASM_STORE_REG_REG_OFFSET(as, reg_src, reg_base, word_offset) asm_x64_mov_r64_to_mem64((as), (reg_src), (reg_base), 8 * (word_offset))
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#define ASM_STORE8_REG_REG(as, reg_src, reg_base) asm_x64_mov_r8_to_mem8((as), (reg_src), (reg_base), 0)
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#define ASM_STORE16_REG_REG(as, reg_src, reg_base) asm_x64_mov_r16_to_mem16((as), (reg_src), (reg_base), 0)
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#define ASM_STORE32_REG_REG(as, reg_src, reg_base) asm_x64_mov_r32_to_mem32((as), (reg_src), (reg_base), 0)
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#endif // GENERIC_ASM_API
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#endif // MICROPY_INCLUDED_PY_ASMX64_H
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