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removed unnecessary files

master
mortie 7 years ago
parent
396ee00b33
commit
a3a3d803e3
3 changed files with 0 additions and 325 deletions
Split View Show Diff Stats
  1. 0
    185
      inf2270/hw3/fasit.s
  2. 0
    54
      inf2270/hw3/oblig3-basis.s
  3. 0
    86
      inf2270/hw3/oppgave.c

+ 0
- 185
inf2270/hw3/fasit.s View File

@@ -1,185 +0,0 @@
.file "fasit.c"
.text
.globl writebyte
.type writebyte, @function
writebyte:
.LFB5:
.cfi_startproc
pushl %ebp
.cfi_def_cfa_offset 8
.cfi_offset 5, -8
movl %esp, %ebp
.cfi_def_cfa_register 5
subl $24, %esp
movl 12(%ebp), %eax
movb %al, -12(%ebp)
pushl 8(%ebp)
pushl $1
pushl $1
leal -12(%ebp), %eax
pushl %eax
call fwrite
addl $16, %esp
nop
leave
.cfi_restore 5
.cfi_def_cfa 4, 4
ret
.cfi_endproc
.LFE5:
.size writebyte, .-writebyte
.globl writeutf8char
.type writeutf8char, @function
writeutf8char:
.LFB6:
.cfi_startproc
pushl %ebp
.cfi_def_cfa_offset 8
.cfi_offset 5, -8
movl %esp, %ebp
.cfi_def_cfa_register 5
subl $24, %esp
cmpl $127, 12(%ebp)
ja .L3
movl 12(%ebp), %eax
movzbl %al, %eax
subl $8, %esp
pushl %eax
pushl 8(%ebp)
call writebyte
addl $16, %esp
jmp .L2
.L3:
cmpl $65535, 12(%ebp)
jbe .L5
movl $18, -12(%ebp)
movl -12(%ebp), %eax
movl 12(%ebp), %edx
movl %eax, %ecx
shrl %cl, %edx
movl %edx, %eax
andl $7, %eax
orl $-16, %eax
movzbl %al, %eax
subl $8, %esp
pushl %eax
pushl 8(%ebp)
call writebyte
addl $16, %esp
jmp .L6
.L5:
cmpl $2047, 12(%ebp)
jbe .L7
movl $12, -12(%ebp)
movl -12(%ebp), %eax
movl 12(%ebp), %edx
movl %eax, %ecx
shrl %cl, %edx
movl %edx, %eax
andl $15, %eax
orl $-32, %eax
movzbl %al, %eax
subl $8, %esp
pushl %eax
pushl 8(%ebp)
call writebyte
addl $16, %esp
jmp .L6
.L7:
movl $6, -12(%ebp)
movl -12(%ebp), %eax
movl 12(%ebp), %edx
movl %eax, %ecx
shrl %cl, %edx
movl %edx, %eax
andl $31, %eax
orl $-64, %eax
movzbl %al, %eax
subl $8, %esp
pushl %eax
pushl 8(%ebp)
call writebyte
addl $16, %esp
.L6:
subl $6, -12(%ebp)
movl -12(%ebp), %eax
movl 12(%ebp), %edx
movl %eax, %ecx
shrl %cl, %edx
movl %edx, %eax
andl $63, %eax
orl $-128, %eax
movzbl %al, %eax
subl $8, %esp
pushl %eax
pushl 8(%ebp)
call writebyte
addl $16, %esp
cmpl $0, -12(%ebp)
jg .L6
.L2:
leave
.cfi_restore 5
.cfi_def_cfa 4, 4
ret
.cfi_endproc
.LFE6:
.size writeutf8char, .-writeutf8char
.globl readbyte
.type readbyte, @function
readbyte:
.LFB7:
.cfi_startproc
pushl %ebp
.cfi_def_cfa_offset 8
.cfi_offset 5, -8
movl %esp, %ebp
.cfi_def_cfa_register 5
subl $24, %esp
pushl 8(%ebp)
pushl $1
pushl $1
leal -13(%ebp), %eax
pushl %eax
call fread
addl $16, %esp
movl %eax, -12(%ebp)
cmpl $0, -12(%ebp)
jg .L9
movl $-1, %eax
jmp .L11
.L9:
movzbl -13(%ebp), %eax
movzbl %al, %eax
.L11:
leave
.cfi_restore 5
.cfi_def_cfa 4, 4
ret
.cfi_endproc
.LFE7:
.size readbyte, .-readbyte
.globl readutf8char
.type readutf8char, @function
readutf8char:
.LFB8:
.cfi_startproc
pushl %ebp
.cfi_def_cfa_offset 8
.cfi_offset 5, -8
movl %esp, %ebp
.cfi_def_cfa_register 5
subl $8, %esp
subl $12, %esp
pushl 8(%ebp)
call readbyte
addl $16, %esp
leave
.cfi_restore 5
.cfi_def_cfa 4, 4
ret
.cfi_endproc
.LFE8:
.size readutf8char, .-readutf8char
.ident "GCC: (GNU) 6.3.1 20170306"
.section .note.GNU-stack,"",@progbits

+ 0
- 54
inf2270/hw3/oblig3-basis.s View File

@@ -1,54 +0,0 @@
.extern fread, fwrite

.text
.globl readbyte
# Navn: readbyte
# Synopsis: Leser en byte fra en binærfil.
# C-signatur: int readbyte (FILE *f)
# Registre:
readbyte:
pushl %ebp # Standard funksjonsstart
movl %esp,%ebp #

rb_x: popl %ebp # Standard
ret # retur.

.globl readutf8char
# Navn: readutf8char
# Synopsis: Leser et Unicode-tegn fra en binærfil.
# C-signatur: long readutf8char (FILE *f)
# Registre:
readutf8char:
pushl %ebp # Standard funksjonsstart
movl %esp,%ebp #

popl %ebp # Standard
ret # retur.

.globl writebyte
# Navn: writebyte
# Synopsis: Skriver en byte til en binærfil.
# C-signatur: void writebyte (FILE *f, unsigned char b)
# Registre:
writebyte:
pushl %ebp # Standard funksjonsstart
movl %esp,%ebp #

popl %ebp # Standard
ret # retur.

.globl writeutf8char
# Navn: writeutf8char
# Synopsis: Skriver et tegn kodet som UTF-8 til en binærfil.
# C-signatur: void writeutf8char (FILE *f, unsigned long u)
# Registre:
writeutf8char:
pushl %ebp # Standard funksjonsstart
movl %esp,%ebp #

wu8_x: popl %ebp # Standard
ret # retur.

+ 0
- 86
inf2270/hw3/oppgave.c View File

@@ -1,86 +0,0 @@
#include <stdio.h>
#include <stdlib.h>

typedef unsigned char byte;
typedef unsigned long unicode;

// The minimum value of the first `char` to indicate n bytes
#define C4bytes 0xF0
#define C3bytes 0xE0
#define C2bytes 0xC0

// The minimum value for the vm_var_char for the utf8 equivalent to be n bytes
#define U4bytes 0x10000
#define U3bytes 0x0800
#define U2bytes 0x0080

void writebyte(FILE *f, byte b)
{
fwrite(&b, 1, 1, f);
}

void writeutf8char(FILE *f, unicode u)
{
if (u >= U4bytes)
{
writebyte(f, 0b11110000 | ((u >> 18) & 0b00000111));
writebyte(f, 0b10000000 | ((u >> 12) & 0b00111111));
writebyte(f, 0b10000000 | ((u >> 6) & 0b00111111));
writebyte(f, 0b10000000 | (u & 0b00111111));
}
else if (u >= U3bytes)
{
writebyte(f, 0b11100000 | ((u >> 12) & 0b00001111));
writebyte(f, 0b10000000 | ((u >> 6) & 0b00111111));
writebyte(f, 0b10000000 | (u & 0b00111111));
}
else if (u >= U2bytes)
{
writebyte(f, 0b11000000 | ((u >> 6) & 0b00011111));
writebyte(f, 0b10000000 | (u & 0b00111111));
}
else
{
writebyte(f, u);
}
}

int readbyte(FILE *f)
{
int status;
byte c;
status = fread(&c, 1, 1, f);
if (status <= 0) return -1;
return (int)c;
}

long readutf8char(FILE *f)
{
byte first = readbyte(f);
unicode u = 0;

if (first >= C4bytes)
{
u |= (first & 0b00000111) << 18;
u |= (readbyte(f) & 0b00111111) << 12;
u |= (readbyte(f) & 0b00111111) << 6;
u |= readbyte(f) & 0b00111111;
}
else if (first >= C3bytes)
{
u |= (first & 0b00001111) << 12;
u |= (readbyte(f) & 0b00111111) << 6;
u |= readbyte(f) & 0b00111111;
}
else if (first >= C2bytes)
{
u |= (first & 0b00011111) << 6;
u |= readbyte(f) & 0b00111111;
}
else
{
u |= first;
}

return u;
}

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