Viewing file:  pr69196-1.c (2.69 KB) -rw-r--r--
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/* { dg-do compile { target sparc*-*-* i?86-*-* x86_64-*-* } } */
/* { dg-options "-O2 -fdump-tree-thread1-details -fdisable-tree-ethread" } */
/* { dg-final { scan-tree-dump "Did not thread around loop and would copy too many statements" "thread1" } } */
typedef __builtin_va_list __gnuc_va_list;
typedef __gnuc_va_list va_list;
extern void rtems_putc(char c);
void vprintk(
const char *fmt,
va_list ap
)
{
for (; *fmt != '\0'; fmt++) {
unsigned base = 0;
unsigned width = 0;
enum {
LFLAG_INT,
LFLAG_LONG,
LFLAG_LONG_LONG
} lflag = LFLAG_INT;
_Bool minus = 0;
_Bool sign = 0;
char lead = ' ';
char c = *fmt;
long long num;
if (c != '%') {
rtems_putc(c);
continue;
}
++fmt; c = *fmt;
if (c == '0') {
lead = '0';
++fmt; c = *fmt;
}
if (c == '-') {
minus = 1;
++fmt; c = *fmt;
}
while (c >= '0' && c <= '9' ) {
width *= 10;
width += ((unsigned) c - '0');
++fmt; c = *fmt;
}
if (c == 'l') {
lflag = LFLAG_LONG;
++fmt; c = *fmt;
if (c == 'l') {
lflag = LFLAG_LONG_LONG;
++fmt; c = *fmt;
}
}
if ( c == 'c' ) {
char chr = (char) __builtin_va_arg(ap,int);
rtems_putc(chr);
continue;
}
if ( c == 's' ) {
unsigned i, len;
char *s, *str;
str = __builtin_va_arg(ap,char *);
if ( str == ((void *)0) ) {
str = "";
}
for ( len=0, s=str ; *s ; len++, s++ )
;
if ( !minus )
for ( i=len ; i<width ; i++ )
rtems_putc(' ');
if (width == 0) {
width = len;
}
for ( i=0 ; i<width && *str ; str++ )
rtems_putc(*str);
if ( minus )
for ( i=len ; i<width ; i++ )
rtems_putc(' ');
continue;
}
if ( c == 'o' || c == 'O' ) {
base = 8; sign = 0;
} else if ( c == 'i' || c == 'I' ||
c == 'd' || c == 'D' ) {
base = 10; sign = 1;
} else if ( c == 'u' || c == 'U' ) {
base = 10; sign = 0;
} else if ( c == 'x' || c == 'X' ) {
base = 16; sign = 0;
} else if ( c == 'p' ) {
base = 16; sign = 0; lflag = LFLAG_LONG;
} else {
rtems_putc(c);
continue;
}
switch (lflag) {
case LFLAG_LONG:
num = sign ? (long long) __builtin_va_arg(ap,long)
: (long long) __builtin_va_arg(ap,unsigned long);
break;
case LFLAG_LONG_LONG:
num = __builtin_va_arg(ap,long long);
break;
case LFLAG_INT:
default:
num = sign ? (long long) __builtin_va_arg(ap,int)
: (long long) __builtin_va_arg(ap,unsigned int);
break;
}
}
}
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