Work in progress on finishing encodings...
This commit is contained in:
xolatile
parent
daeaace9f8
commit
a125c2be2b
@ -175,7 +175,9 @@ static void build_special_2 (unsigned int operation) {
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input_by (1, D16, data [operation - SPECIAL_2_BEGIN]);
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}
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static void build_jump_if (unsigned int operation, unsigned int size, unsigned int location) {
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static void build_jump_if (unsigned int operation, unsigned int size, unsigned int ignore, unsigned int location) {
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(void) ignore;
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input (far (location) && (size == D32), 0x0f);
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input (far (location), 0x80 + operation - JUMP_IF_BEGIN);
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@ -219,6 +221,8 @@ static void build_move (unsigned int size, unsigned int to, unsigned int destina
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build_at ((to == REG) && (from == MEM), destination);
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build_at ((to == MEM) && (from == REG), source);
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build_co ((to == REG) && (from == REG), destination, source);
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input ((to == REG) && ((from == IMM) || (from == REL)), 0xb8 + 0x01 * (destination & 0x07));
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input ((to == MEM) && (from == IMM), 0xc6 + 0x01 * (size != D8));
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@ -230,6 +234,8 @@ static void build_move (unsigned int size, unsigned int to, unsigned int destina
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input_at ((to == MEM) && (from == IMM), D32, destination, 0x1000);
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input_by ((to == MEM) && (from == IMM), size, source);
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input_at ((to == REG) && (from == REL), D32, source, 0x4010b0);
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input_by ((to == REG) && (from == IMM) && (size == D64), D32, 0);
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}
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static void build_call (unsigned int from, unsigned int source) {
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@ -352,8 +358,8 @@ void assemble (unsigned int count, unsigned int * array) {
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build_special_2 (array [index + 0]);
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index += 0;
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} else if ((array [index] >= JUMP_IF_BEGIN) && (array [index] <= JUMP_IF_END)) {
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build_jump_if (array [index + 0], array [index + 1], array [index + 2]);
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index += 2;
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build_jump_if (array [index + 0], array [index + 1], array [index + 2], array [index + 3]);
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index += 3;
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} else if ((array [index] >= MOVE_IF_BEGIN) && (array [index] <= MOVE_IF_END)) {
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build_move_if (array [index + 0], array [index + 1], array [index + 2], array [index + 3], array [index + 4], array [index + 5]);
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index += 5;
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@ -382,7 +388,7 @@ void assemble (unsigned int count, unsigned int * array) {
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build_push (array [index + 1], array [index + 2], array [index + 3]);
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index += 3;
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} else {
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return;
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exit (array [index]);
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}
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}
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193
test/major_stress_test.asm
Normal file
193
test/major_stress_test.asm
Normal file
@ -0,0 +1,193 @@
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format ELF64 executable 3
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segment executable readable
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entry main
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read_character:
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nop
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mov eax, 0
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nop
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mov edi, r12d
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nop
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mov esi, r13d
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nop
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mov edx, 1
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nop
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syscall
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ret
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write_character:
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nop
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mov eax, 1
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nop
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mov edi, r12d
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nop
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mov esi, r13d
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nop
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mov edx, 1
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nop
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syscall
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ret
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write_string:
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nop
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mov eax, 1
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nop
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mov edi, r12d
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nop
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mov esi, r13d
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nop
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mov edx, r14d
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nop
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syscall
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ret
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write_space:
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nop
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mov eax, 1
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nop
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mov edi, 1
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nop
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mov esi, space
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nop
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mov edx, 1
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nop
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syscall
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ret
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write_line_feed:
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nop
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mov eax, 1
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nop
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mov edi, 1
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nop
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mov esi, line_feed
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nop
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mov edx, 1
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nop
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syscall
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ret
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main:
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nop
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nop
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nop
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nop
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pop r11
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nop
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cmp r11, 2
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nop
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je skip
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nop
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mov r12d, 1
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nop
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mov r13d, failure
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nop
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mov r14d, 12
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nop
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call write_string
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nop
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mov eax, 60
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mov edi, 1
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syscall
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nop
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skip:
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nop
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pop r11
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nop
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pop r11
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nop
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mov eax, 2
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nop
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mov edi, r11d
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nop
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xor esi, esi
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nop
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xor edx, edx
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nop
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syscall
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nop
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mov dword[filaa], eax
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main_loop:
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nop
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mov r12d, [filaa]
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nop
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mov r13, bytaa
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nop
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call read_character
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nop
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nop
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mov r10d, eax
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nop
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mov r15b, [bytaa]
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nop
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cmp r15b, 144
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nop
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jne main_loop_skip
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nop
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call write_line_feed
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nop
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main_loop_skip:
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nop
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nop
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mov r12d, 1
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nop
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mov r13d, digits
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nop
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sar r15d, 4
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nop
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add r13d, r15d
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nop
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call write_character
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nop
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nop
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mov r12d, 1
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nop
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mov r13d, digits
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nop
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mov r15b, [bytaa]
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nop
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and r15d, 15
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nop
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add r13d, r15d
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nop
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call write_character
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nop
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nop
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call write_space
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nop
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cmp r10d, 0
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nop
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jne main_loop
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nop
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call write_line_feed
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nop
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mov eax, 3
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nop
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mov edi, [filaa]
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nop
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syscall
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nop
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mov eax, 60
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mov edi, 0
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syscall
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nop
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nop
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nop
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segment readable writable
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space db ' '
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line_feed db '\n'
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failure db "> nopfilaa", 10
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digits db "0123456789abcdef"
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filaa dd 0
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bytaa db 0
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@ -1,48 +1,48 @@
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fast procedure read_character
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begin
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mov eax 0
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mov edi r12d
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mov esi r13d
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mov edx 1
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syscall
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nop mov eax 0
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nop mov edi r12d
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nop mov esi r13d
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nop mov edx 1
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nop syscall
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end procedure
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fast procedure write_character
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begin
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mov eax 1
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mov edi r12d
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mov esi r13d
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mov edx 1
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syscall
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nop mov eax 1
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nop mov edi r12d
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nop mov esi r13d
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nop mov edx 1
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nop syscall
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end procedure
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fast procedure write_string
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begin
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mov eax 1
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mov edi r12d
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mov esi r13d
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mov edx r14d
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syscall
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nop mov eax 1
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nop mov edi r12d
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nop mov esi r13d
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nop mov edx r14d
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nop syscall
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end procedure
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fast procedure write_space
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s8 space = ' '
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begin
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mov eax 1
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mov edi 1
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mov esi space
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mov edx 1
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syscall
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nop mov eax 1
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nop mov edi 1
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nop mov esi space
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nop mov edx 1
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nop syscall
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end procedure
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fast procedure write_line_feed
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s8 line_feed = '\n'
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begin
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mov eax 1
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mov edi 1
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mov esi line_feed
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mov edx 1
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syscall
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nop mov eax 1
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nop mov edi 1
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nop mov esi line_feed
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nop mov edx 1
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nop syscall
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end procedure
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unix program main
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@ -52,59 +52,63 @@ unix program main
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s32 file = 0
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s8 byte = 0
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begin
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pop r11
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cmp r11 2
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je skip
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mov r12d 1
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mov r13d failure
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mov r14d 12
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fastcall write_string
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exit 1
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skip:
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nop nop nop
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pop r11
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pop r11
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mov eax 2
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mov edi r11d
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xor esi esi
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xor edx edx
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syscall
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mov [file] eax
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nop pop r11
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nop cmp r11 2
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nop je skip
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nop mov r12d 1
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nop mov r13d failure
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nop mov r14d 12
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nop fastcall write_string
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nop exit 1
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nop skip:
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nop pop r11
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nop pop r11
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nop mov eax 2
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nop mov edi r11d
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nop xor esi esi
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nop xor edx edx
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nop syscall
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nop mov [file] eax
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main_loop:
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mov r12d [file]
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mov r13d byte
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fastcall read_character
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nop mov r12d [file]
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nop mov r13d byte
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nop fastcall read_character
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nop
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nop mov r10d eax
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nop mov r15b [byte]
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nop cmp r15b 144
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nop jne main_loop_skip
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nop fastcall write_line_feed
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nop main_loop_skip:
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nop
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nop mov r12d 1
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nop mov r13d digits
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nop machine 0x04ffc141 end machine
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nop add r13d r15d
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nop fastcall write_character
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nop
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nop mov r12d 1
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nop mov r13d digits
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nop mov r15b [byte]
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nop and r15d 15
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nop add r13d r15d
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nop fastcall write_character
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nop
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nop fastcall write_space
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nop cmp r10d 0
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nop jne main_loop
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mov r10d eax
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mov r15b [byte]
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cmp r15b 144
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jne main_loop_skip
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fastcall write_line_feed
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main_loop_skip:
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nop fastcall write_line_feed
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mov r12d 1
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mov r13d digits
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sar r15d 4
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add r13d r15d
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fastcall write_character
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nop mov eax 3
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nop mov edi [file]
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nop syscall
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mov r12d 1
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mov r13d digits
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mov r15b [byte]
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and r15d 15
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add r13d r15d
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fastcall write_character
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nop exit 0
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fastcall write_space
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cmp r10d 0
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jne main_loop
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fastcall write_line_feed
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mov eax 3
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mov edi [file]
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syscall
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exit 0
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nop nop nop
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end program
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88
test/nop.asm
88
test/nop.asm
@ -4,6 +4,30 @@ segment executable readable
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entry R_ENTRY_POINT
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R_F2_READ_CHARACTER:
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mov rax, R_SYSTEM_CALL_READ
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mov rdi, r12
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mov rsi, r13
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mov rdx, 1
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syscall
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ret
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R_F2_WRITE_CHARACTER:
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mov rax, R_SYSTEM_CALL_WRITE
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mov rdi, r12
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mov rsi, r13
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mov rdx, 1
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syscall
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ret
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R_F3_WRITE_STRING:
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mov rax, R_SYSTEM_CALL_WRITE
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mov rdi, r12
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mov rsi, r13
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mov rdx, r14
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syscall
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ret
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R_ENTRY_POINT:
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; Main function start.
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pop r11 ; Pop argument count from the stack to r13 register.
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@ -36,13 +60,7 @@ R_ENTRY_POINT:
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; Write new line if byte equals "nop" instruction.
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mov r10, rax ; Store stop signal to r10.
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nop
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nop
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nop
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mov r15b, [R_D1_BYTE] ; Store byte data to r15b.
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nop
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nop
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nop
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cmp r15b, 144 ; Compare byte to "nop" instruction.
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jne MAIN_LOOP_SKIP ; Skip if not "nop" instruction.
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mov r12, R_STANDARD_OUTPUT
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@ -58,13 +76,7 @@ R_ENTRY_POINT:
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mov r12, R_STANDARD_OUTPUT
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mov r13, R_A1_DIGITS
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nop
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nop
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nop
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mov r15b, [R_D1_BYTE]
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nop
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nop
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nop
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and r15, 15
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add r13, r15
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call R_F2_WRITE_CHARACTER
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@ -90,42 +102,12 @@ R_ENTRY_POINT:
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syscall
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; Main function end.
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R_F2_READ_CHARACTER:
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mov rax, R_SYSTEM_CALL_READ
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mov rdi, r12
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mov rsi, r13
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mov rdx, 1
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syscall
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ret
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R_F2_WRITE_CHARACTER:
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mov rax, R_SYSTEM_CALL_WRITE
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mov rdi, r12
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mov rsi, r13
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mov rdx, 1
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syscall
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ret
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R_F3_WRITE_STRING:
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mov rax, R_SYSTEM_CALL_WRITE
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mov rdi, r12
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mov rsi, r13
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mov rdx, r14
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syscall
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ret
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segment readable writable
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; Program variables and constants.
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R_D8_FILE dq 0
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nop
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nop
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nop
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R_D1_BYTE db 0
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nop
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nop
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nop
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R_A1_DIGITS db '0123456789ABCDEF', 0
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R_D1_SPACE db 32
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R_D1_NEW_LINE db 10
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@ -151,25 +133,3 @@ R_STANDARD_OUTPUT = 1
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R_SUCCESS = 0
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R_FAILURE = 1
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;~90_
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;~90_
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;~90_41_80_FF_
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;~90_75_13_49_C7_C4_01_00_00_00_49_C7_C5_2E_12_40_00_E8_A8_00_00_00_49_C7_C4_01_00_00_00_49_C7_C5_1C_12_40_00_49_C1_FF_04_4D_01_FD_E8_8E_00_00_00_49_C7_C4_01_00_00_00_49_C7_C5_1C_12_40_00_
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;~90_
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;~90_
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;~90_44_8A_3D_AB_10_00_00_
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;~90_
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;~90_
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;~90_49_83_E7_0F_4D_01_FD_E8_67_00_00_00_49_C7_C4_01_00_00_00_49_C7_C5_2D_12_40_00_E8_54_00_00_00_49_83_FA_00_0F_85_66_FF_FF_FF_49_C7_C4_01_00_00_00_49_C7_C5_2E_12_40_00_E8_37_00_00_00_48_C7_C0_03_00_00_00_48_8B_3D_53_10_00_00_0F_05_48_C7_C0_3C_00_00_00_48_C7_C7_00_00_00_00_0F_05_48_C7_C0_00_00_00_00_4C_89_E7_4C_89_EE_48_C7_C2_01_00_00_00_0F_05_C3_48_C7_C0_01_00_00_00_4C_89_E7_4C_89_EE_48_C7_C2_01_00_00_00_0F_05_C3_48_C7_C0_01_00_00_00_4C_89_E7_4C_89_EE_4C_89_F2_0F_05_C3_00_00_00_00_00_00_00_00_
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||||
;~90_
|
||||
;~90_
|
||||
;~90_
|
||||
;~[1:R_D1_BYTE]=249=F9
|
||||
;~90_
|
||||
;~90_
|
||||
;~90_49_83_E7_0F_4D_01_FD_E8_67_00_00_00_49_C7_C4_01_00_00_00_49_C7_C5_2D_12_40_00_E8_54_00_00_00_49_83_FA_00_0F_85_66_FF_FF_FF_49_C7_C4_01_00_00_00_49_C7_C5_2E_12_40_00_E8_37_00_00_00_48_C7_C0_03_00_00_00_48_8B_3D_53_10_00_00_0F_05_48_C7_C0_3C_00_00_00_48_C7_C7_00_00_00_00_0F_05_48_C7_C0_00_00_00_00_4C_89_E7_4C_89_EE_48_C7_C2_01_00_00_00_0F_05_C3_48_C7_C0_01_00_00_00_4C_89_E7_4C_89_EE_48_C7_C2_01_00_00_00_0F_05_C3_48_C7_C0_01_00_00_00_4C_89_E7_4C_89_EE_4C_89_F2_0F_05_C3_00_00_00_00_00_00_00_00_
|
||||
;~90_
|
||||
;~90_
|
||||
;~90_
|
||||
;~[1:R_D1_BYTE]=171=AB
|
||||
|
||||
188
test/nop.eax
188
test/nop.eax
@ -1,154 +1,52 @@
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
// nop
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
u32 system_call_read = 0
|
||||
u32 system_call_write = 1
|
||||
u32 system_call_open = 2
|
||||
u32 system_call_close = 3
|
||||
|
||||
u32 standard_input = 0
|
||||
u32 standard_output = 1
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
fast
|
||||
procedure print
|
||||
in u64 message
|
||||
fast procedure getchar
|
||||
begin
|
||||
// Not sure about casting...
|
||||
until [message] = 0 repeat
|
||||
fastcall write standard_output message 1
|
||||
inc message
|
||||
end repeat
|
||||
nop mov eax 0
|
||||
nop mov edi 0
|
||||
nop mov esi r13d
|
||||
nop mov edx 1
|
||||
nop syscall
|
||||
end procedure
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
fast
|
||||
procedure fatal
|
||||
in u64 message
|
||||
fast procedure putchar
|
||||
begin
|
||||
fastcall print message
|
||||
exit 1
|
||||
nop mov eax 1
|
||||
nop mov edi 1
|
||||
nop mov esi r13d
|
||||
nop mov edx 1
|
||||
nop syscall
|
||||
end procedure
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
fast
|
||||
procedure read
|
||||
in s32 file
|
||||
in u64 data
|
||||
in u64 size
|
||||
u8 <> fatal_message = "> failed to read from the file!\n\0"
|
||||
begin
|
||||
mov eax system_call_read
|
||||
mov edi file
|
||||
mov rsi data
|
||||
mov rdx size
|
||||
syscall
|
||||
|
||||
if eax = -1 then
|
||||
fastcall fatal fatal_message
|
||||
end if
|
||||
end procedure
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
fast
|
||||
procedure write
|
||||
in s32 file
|
||||
in u64 data
|
||||
in u64 size
|
||||
u8 <> fatal_message = "> failed to write to the file!\n\0"
|
||||
begin
|
||||
mov eax system_call_write
|
||||
mov edi file
|
||||
mov rsi data
|
||||
mov rdx size
|
||||
syscall
|
||||
|
||||
if eax = -1 then
|
||||
fastcall fatal fatal_message
|
||||
end if
|
||||
end procedure
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
fast
|
||||
procedure open
|
||||
in u64 name
|
||||
in s32 mode
|
||||
in s32 file
|
||||
begin
|
||||
mov eax system_call_open
|
||||
mov rdi name
|
||||
mov esi mode
|
||||
syscall
|
||||
|
||||
if eax = -1 then
|
||||
fastcall fatal "> failed to open the file!\n\0"
|
||||
end if
|
||||
|
||||
mov [file] eax
|
||||
end procedure
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
fast
|
||||
procedure close
|
||||
in s32 file
|
||||
begin
|
||||
mov eax system_call_close
|
||||
mov edi file
|
||||
syscall
|
||||
|
||||
if eax = -1 then
|
||||
fastcall fatal "> failed to close the file!\n\0"
|
||||
end if
|
||||
end procedure
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
unix program main
|
||||
s32 file = 0
|
||||
u8 byte = 0
|
||||
|
||||
s8 <> digits = "0123456789abcdef\0"
|
||||
s8 space = 32
|
||||
s8 new_line = 10
|
||||
s8 <> digits = "0123456789ABCDEF"
|
||||
s8 byte = 0
|
||||
s8 space = ' '
|
||||
s8 line = '\n'
|
||||
begin
|
||||
if argc = 2 then
|
||||
fastcall fatal "> argument count must be 2!\n\0"
|
||||
end if
|
||||
|
||||
fastcall open argv 1 0 file
|
||||
|
||||
until r10 = 0 repeat
|
||||
fastcall read standard_input byte 1
|
||||
// When EOF is reached 'rax', then 'r10' is 0.
|
||||
mov r10 rax
|
||||
|
||||
if u8 [byte] = 0x90 then
|
||||
fastcall print "\n\0"
|
||||
end if
|
||||
|
||||
mov r12 standard_output
|
||||
mov r13 digits
|
||||
sar r15 4
|
||||
add r13 r15
|
||||
fastcall write r12 r13 1
|
||||
|
||||
mov r12 standard_output
|
||||
mov r13 digits
|
||||
mov r15b [byte]
|
||||
and r15 15
|
||||
add r13 r15
|
||||
fastcall write r12 r13 1
|
||||
|
||||
fastcall print " \0"
|
||||
end repeat
|
||||
|
||||
fastcall print "\n\0"
|
||||
fastcall close file
|
||||
main_loop:
|
||||
nop mov r13d byte
|
||||
nop fastcall getchar
|
||||
nop mov r10d eax // Store stop signal to r10.
|
||||
nop mov r15b [byte] // Store byte data to r15b.
|
||||
nop cmp r15b 144 // Compare byte to "nop" instruction.
|
||||
nop jne main_loop_skip // Skip if not "nop" instruction.
|
||||
nop mov r13d line
|
||||
nop fastcall putchar
|
||||
main_loop_skip:
|
||||
nop mov r13d digits
|
||||
nop machine 0x04ffc149 end machine
|
||||
nop add r13d r15d
|
||||
nop fastcall putchar
|
||||
nop mov r13d digits
|
||||
nop mov r15b [byte]
|
||||
nop and r15d 15
|
||||
nop add r13d r15d
|
||||
nop fastcall putchar
|
||||
nop mov r13d space
|
||||
nop fastcall putchar
|
||||
nop cmp r10d 0 // Compare stop signal to 0.
|
||||
nop jne main_loop // Loop back if not equal.
|
||||
nop mov r12d 1
|
||||
nop mov r13d line
|
||||
nop fastcall putchar
|
||||
nop exit 0
|
||||
end program
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user