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Added important debugging program for me and maybe for others too...

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This commit is contained in:
xolatile 2024-07-07 10:36:17 -04:00
parent 93fc219794
commit 744a605723
3 changed files with 52 additions and 4 deletions
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38
documentation/qfat.c Normal file
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@ -0,0 +1,38 @@
/* Ignore this file, it's for my autistic way of testing. -- xolatile */
#include <xolatile/xtandard.c>
int main (int argc, char * * argv) {
int file, i;
file = file_open ("qfat.asm", O_RDWR | O_CREAT | O_TRUNC);
file_echo (file, "format ELF64 executable 3\n");
file_echo (file, "segment readable executable\n");
file_echo (file, "entry $\n");
file_echo (file, "x0:\n");
file_echo (file, "nop\n");
for (i = 1; i < argc; ++i) {
if (i == 3) {
file_echo (file, ", ");
} else {
file_echo (file, " ");
}
file_echo (file, argv [i]);
}
file_echo (file, "\nnop\n");
file_echo (file, "segment readable writable\n");
file_echo (file, "x1: db 11h\n");
file_echo (file, "x2: dw 1122h\n");
file_echo (file, "x4: dd 11223344h\n");
file_echo (file, "x8: dq 1122334455667788h\n");
file = file_close (file);
execute ("fasm qfat.asm qfat.obj && xop qfat.obj && rm qfat.asm qfat.obj");
return (log_success);
}

14
documentation/test.asm
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@ -28,8 +28,18 @@ entry $
sbb [x1], cl
sbb byte[x1], 11h
; 4C 01 C9 48 03 0D E1 11 00 00 48 81 C1 44 33 22 11 48 01 0D D3 11 00 00 48 81 05 C8 11 00 00 44 33 22 11 44 09 C9 0B 0D BB 11 00 00 81 C9 44 33 22 11 09 0D AF 11 00 00 81 0D A5 11 00 00 44 33 22 11 66 44 11 C9 66 13 0D 98 11 00 00 66 81 D1 22 11 66 11 0D 8C 11 00 00 66 81 15 83 11 00 00 22 11 44 18 C9 1A 0D 79 11 00 00 80 D9 11 18 0D 70 11 00 00 80 1D 69 11 00 00 11
; 4C 01 C9 48 03 0D FF FF FF FF 48 81 C2 44 33 4C 01 0D FF FF FF FF 48 81 05 FF FF FF FF 44 33 44 09 C9 0B 0D FF FF FF FF 81 CA 44 33 22 11 44 09 0D FF FF FF FF 81 0D FF FF FF FF 44 33 22 11 66 44 11 C9 66 13 0D FF FF FF FF 66 81 D2 44 33 66 44 11 0D FF FF FF FF 66 81 15 FF FF FF FF 44 33 44 18 C9 1A 0D FF FF FF FF 80 D9 44 44 18 0D FF FF FF FF 80 1C FF FF FF FF 44
;~add rcx r9 | ADD D64 REG R1 REG R9
;~4C 01 C9 | 4C 01 C9
;~add rcx [x8] | ADD D64 REG R1 MEM 0
;~48 03 0D E1 11 00 00 | 48 03 0D FF FF FF FF
;~add rcx 11223344h | ADD D64 REG R1 IMM 0X11223344U
;~48 81 C1 44 33 22 11 | 48 81 C2 44 33 22 11
;~^^ ^^
;~add [x8] rcx | ADD D64 MEM 0 REG R9
;~48 01 0D D3 11 00 00 | 4C 01 0D FF FF FF FF
;~^^ ^^
;~add [x8] 11223344h | ADD D64 MEM 0 IMM 0X11223344U
;~48 81 05 C8 11 00 00 44 33 22 11 | 48 81 05 FF FF FF FF 44 33 22 11
nop
nop

4
source/assembler.c
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@ -60,8 +60,8 @@ static void print (form when,
/* */
place ((when != 0) && (size >= D8), (byte) ((data >> 0) & 0XFF));
place ((when != 0) && (size >= D16), (byte) ((data >> 8) & 0XFF));
place ((when != 0) && (size == D32), (byte) ((data >> 16) & 0XFF));
place ((when != 0) && (size == D32), (byte) ((data >> 24) & 0XFF));
place ((when != 0) && (size >= D32), (byte) ((data >> 16) & 0XFF));
place ((when != 0) && (size >= D32), (byte) ((data >> 24) & 0XFF));
}
static form valid (form data) { return ((data >= 0) && (data <= 15)); }