/* Shiltiumcomp -- the first Shiltolang compiler Copyright (C) 2010 Gregory Cohen <gregorycohenvideos@gmail.com> This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "../../../global_headers/headers.h" #include "x86_instructions.h" #include "x86_instructions_globals.h" #if SIXTY_FOUR_BIT attr_const u dac_get_length_of_mov_deref_register_as_qword_plus_signed_byte_offset_lit32(const Register64 register_) { return 8 + (register_ == REGISTER_RSP || register_ == REGISTER_R12); } attr_nonnull void dac_append_mov_deref_register_as_qword_plus_signed_byte_offset_lit32( DataAndCode* cr dac, const Register64 register_, const schar offset, const u number ) { assert_comparison(dac, !=, NULL, DataAndCode*, void*); assert_comparison(register_, <=, REGISTER_R15, Register64, Register64); #if DEBUG output_nullt_string(TAB_STRING TAB_STRING); output_nullt_string("mov qword["); output_nullt_string(sixty_four_bit_register_numbers_to_strings[register_]); output_nullt_string(" + "); putu_without_commas(offset); output_nullt_string("], "); putu_without_commas(number); output_newline(); #endif ARRAY_INDEX_ASSIGN(ARROW(dac, start_of_code), ARROW(dac, current_instruction_offset)) = 72 + (register_ >= REGISTER_R8); ARRAY_INDEX_ASSIGN(ARROW(dac, start_of_code), ARROW(dac, current_instruction_offset) + 1) = (uchar)199; ARRAY_INDEX_ASSIGN(ARROW(dac, start_of_code), ARROW(dac, current_instruction_offset) + 2) = 64 + register_; ARROW_ASSIGN(dac, current_instruction_offset) += 3; if (register_ == REGISTER_RSP || register_ == REGISTER_R12) { ARRAY_INDEX_ASSIGN(ARROW(dac, start_of_code), ARROW(dac, current_instruction_offset)) = 36; ARROW_ASSIGN(dac, current_instruction_offset)++; } ARRAY_INDEX_ASSIGN(ARROW(dac, start_of_code), ARROW(dac, current_instruction_offset)) = offset; ARRAY_INDEX_ASSIGN(ARROW(dac, start_of_code), ARROW(dac, current_instruction_offset) + 1) = ((const uchar*)&number)[0]; ARRAY_INDEX_ASSIGN(ARROW(dac, start_of_code), ARROW(dac, current_instruction_offset) + 2) = ((const uchar*)&number)[1]; ARRAY_INDEX_ASSIGN(ARROW(dac, start_of_code), ARROW(dac, current_instruction_offset) + 3) = ((const uchar*)&number)[2]; ARRAY_INDEX_ASSIGN(ARROW(dac, start_of_code), ARROW(dac, current_instruction_offset) + 4) = ((const uchar*)&number)[3]; ARROW_ASSIGN(dac, current_instruction_offset) += 5; } #endif