5 #include <sys/syscall.h>
6 #include <klibc/archsys.h>
8 #define ASM_CLOBBERS ,"out2", "out3", "out4", "out5", "out6", "out7", \
9 /* Non-stacked integer registers, minus r8, r9, r10, r15. */ \
10 "r2", "r3", "r11", "r12", "r13", "r14", "r16", "r17", "r18", \
11 "r19", "r20", "r21", "r22", "r23", "r24", "r25", "r26", "r27", \
12 "r28", "r29", "r30", "r31", \
13 /* Predicate registers. */ \
14 "p6", "p7", "p8", "p9", "p10", "p11", "p12", "p13", "p14", "p15", \
15 /* Non-rotating fp registers. */ \
16 "f6", "f7", "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", \
17 /* Branch registers. */ \
20 int pipe(int *filedes)
22 register long _r8 asm("r8");
23 register long _r9 asm("r9");
24 register long _r10 asm("r10");
25 register long _r15 asm("r15") = __NR_pipe;
26 register long _out0 asm ("out0") = (long)filedes;
28 __asm __volatile (__IA64_BREAK
29 : "=r" (_r8), "=r" (_r10), "=r" (_r15),
30 "=r" (_out0), "=r" (_r9)
31 : "2" (_r15), "3" (_out0)
32 : "memory" ASM_CLOBBERS);