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Work in progress on finishing encodings...

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This commit is contained in:
xolatile
2024-07-23 20:17:44 -04:00
parent daeaace9f8
commit a125c2be2b
5 changed files with 348 additions and 287 deletions
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88
test/nop.asm
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@ -4,6 +4,30 @@ segment executable readable
entry R_ENTRY_POINT
R_F2_READ_CHARACTER:
mov rax, R_SYSTEM_CALL_READ
mov rdi, r12
mov rsi, r13
mov rdx, 1
syscall
ret
R_F2_WRITE_CHARACTER:
mov rax, R_SYSTEM_CALL_WRITE
mov rdi, r12
mov rsi, r13
mov rdx, 1
syscall
ret
R_F3_WRITE_STRING:
mov rax, R_SYSTEM_CALL_WRITE
mov rdi, r12
mov rsi, r13
mov rdx, r14
syscall
ret
R_ENTRY_POINT:
; Main function start.
pop r11 ; Pop argument count from the stack to r13 register.
@ -36,13 +60,7 @@ R_ENTRY_POINT:
; Write new line if byte equals "nop" instruction.
mov r10, rax ; Store stop signal to r10.
nop
nop
nop
mov r15b, [R_D1_BYTE] ; Store byte data to r15b.
nop
nop
nop
cmp r15b, 144 ; Compare byte to "nop" instruction.
jne MAIN_LOOP_SKIP ; Skip if not "nop" instruction.
mov r12, R_STANDARD_OUTPUT
@ -58,13 +76,7 @@ R_ENTRY_POINT:
mov r12, R_STANDARD_OUTPUT
mov r13, R_A1_DIGITS
nop
nop
nop
mov r15b, [R_D1_BYTE]
nop
nop
nop
and r15, 15
add r13, r15
call R_F2_WRITE_CHARACTER
@ -90,42 +102,12 @@ R_ENTRY_POINT:
syscall
; Main function end.
R_F2_READ_CHARACTER:
mov rax, R_SYSTEM_CALL_READ
mov rdi, r12
mov rsi, r13
mov rdx, 1
syscall
ret
R_F2_WRITE_CHARACTER:
mov rax, R_SYSTEM_CALL_WRITE
mov rdi, r12
mov rsi, r13
mov rdx, 1
syscall
ret
R_F3_WRITE_STRING:
mov rax, R_SYSTEM_CALL_WRITE
mov rdi, r12
mov rsi, r13
mov rdx, r14
syscall
ret
segment readable writable
; Program variables and constants.
R_D8_FILE dq 0
nop
nop
nop
R_D1_BYTE db 0
nop
nop
nop
R_A1_DIGITS db '0123456789ABCDEF', 0
R_D1_SPACE db 32
R_D1_NEW_LINE db 10
@ -151,25 +133,3 @@ R_STANDARD_OUTPUT = 1
R_SUCCESS = 0
R_FAILURE = 1
;~90_
;~90_
;~90_41_80_FF_
;~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_
;~90_
;~90_
;~90_44_8A_3D_AB_10_00_00_
;~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]=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