On Thu, 18 May 2000, Philip Blundell wrote:
> In message <[EMAIL PROTECTED]>,
> "Hanske;Stefan" writes:
> >The following just won't work:
> >
> > long long foo(long long test) {return test;}
> >
> > int main() {
> > long long test = 0x1010101010101010;
> > if (foo(test) == test) printf("I'm happy");
> > }
>
> Pardon? It works for me. Here's the generated assembler.
>
Here is what I get for a small llseek() test program using libc with
_FILE_OFFSET_BITS=64:
#include <sys/types.h>
#include <stdio.h>
int main() {
FILE * file;
loff_t offset;
file = fopen("/dev/zero","r");
offset = llseek(file, 0x1000, SEEK_SET);
printf("The offset is: %lld.\n", offset);
}
=====>
0x20003bc <main>: mov r12, sp
0x20003c0 <main+4>: stmdb sp!, {r11, r12, lr, pc}
0x20003c4 <main+8>: ldr r0, [pc, #28] ; 0x20003f4 <main+56>
0x20003c8 <main+12>: ldr r1, [pc, #28] ; 0x20003f8 <main+60>
0x20003cc <main+16>: sub r11, r12, #4 ; 0x4
0x20003d0 <main+20>: bl 0x20002f8 <fopen>
0x20003d4 <main+24>: mov r1, #4096 ; 0x1000
0x20003d8 <main+28>: mov r2, #0 ; 0x0
0x20003dc <main+32>: bl 0x20002c8 <llseek> <====
0x20003e0 <main+36>: mov r1, r0 <====
0x20003e4 <main+40>: mov r2, r1, asr #31 <====
0x20003e8 <main+44>: ldr r0, [pc, #c] ; 0x20003fc <main+64>
0x20003ec <main+48>: bl 0x20002e8 <printf>
0x20003f0 <main+52>: ldmdb r11, {r11, sp, pc}
0x20003f4 <main+56>: andeq r0, r0, #1879048192 ; 0x70000000
0x20003f8 <main+60>: andeq r0, r0, #2080374784 ; 0x7c000000
0x20003fc <main+64>: andeq r0, r0, #-2147483648 ; 0x80000000
End of assembler dump.
This is using gcc version 2.95.3 19991030 (prerelease)
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