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