#define __SYSCALL_LL_E(x) (x)
#define __SYSCALL_LL_O(x) (x)
-__attribute__((visibility("hidden")))
-long (__syscall)(long, ...);
-
#define SYSCALL_RLIM_INFINITY (-1UL/2)
#include <sys/stat.h>
st->st_blocks = kst->st_blocks;
}
-#ifndef __clang__
+#define SYSCALL_CLOBBERLIST \
+ "$1", "$3", "$10", "$11", "$12", "$13", \
+ "$14", "$15", "$24", "$25", "hi", "lo", "memory"
static inline long __syscall0(long n)
{
__asm__ __volatile__ (
"daddu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST);
return r7 ? -r2 : r2;
}
"daddu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST);
return r7 ? -r2 : r2;
}
{
struct kernel_stat kst;
long ret;
- register long r4 __asm__("$4");
- register long r5 __asm__("$5");
+ register long r4 __asm__("$4") = a;
+ register long r5 __asm__("$5") = b;
register long r7 __asm__("$7");
register long r2 __asm__("$2");
- r5 = b;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
r5 = (long) &kst;
- r4 = a;
__asm__ __volatile__ (
"daddu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4), "r"(r5)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST);
if (r7) return -r2;
ret = r2;
{
struct kernel_stat kst;
long ret;
- register long r4 __asm__("$4");
- register long r5 __asm__("$5");
- register long r6 __asm__("$6");
+ register long r4 __asm__("$4") = a;
+ register long r5 __asm__("$5") = b;
+ register long r6 __asm__("$6") = c;
register long r7 __asm__("$7");
register long r2 __asm__("$2");
- r5 = b;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
r5 = (long) &kst;
- r4 = a;
- r6 = c;
__asm__ __volatile__ (
"daddu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4), "r"(r5), "r"(r6)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST);
if (r7) return -r2;
ret = r2;
{
struct kernel_stat kst;
long ret;
- register long r4 __asm__("$4");
- register long r5 __asm__("$5");
- register long r6 __asm__("$6");
- register long r7 __asm__("$7");
+ register long r4 __asm__("$4") = a;
+ register long r5 __asm__("$5") = b;
+ register long r6 __asm__("$6") = c;
+ register long r7 __asm__("$7") = d;
register long r2 __asm__("$2");
- r4 = a;
- r5 = b;
- r6 = c;
- r7 = d;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
r5 = (long) &kst;
if (n == SYS_newfstatat)
"daddu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4), "r"(r5), "r"(r6)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST);
if (r7) return -r2;
ret = r2;
return ret;
}
-#else
-
-static inline long __syscall0(long n)
-{
- return (__syscall)(n);
-}
-
-static inline long __syscall1(long n, long a)
-{
- return (__syscall)(n, a);
-}
-
-static inline long __syscall2(long n, long a, long b)
-{
- long r2;
- long old_b = b;
- struct kernel_stat kst;
-
- if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- b = (long) &kst;
-
- r2 = (__syscall)(n, a, b);
- if (r2 > -4096UL) return r2;
-
- if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- __stat_fix(&kst, (struct stat *)old_b);
-
- return r2;
-}
-
-static inline long __syscall3(long n, long a, long b, long c)
-{
- long r2;
- long old_b = b;
- struct kernel_stat kst;
-
- if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- b = (long) &kst;
-
- r2 = (__syscall)(n, a, b, c);
- if (r2 > -4096UL) return r2;
-
- if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- __stat_fix(&kst, (struct stat *)old_b);
-
- return r2;
-}
-
-static inline long __syscall4(long n, long a, long b, long c, long d)
-{
- long r2;
- long old_b = b;
- long old_c = c;
- struct kernel_stat kst;
-
- if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- b = (long) &kst;
- if (n == SYS_newfstatat)
- c = (long) &kst;
-
- r2 = (__syscall)(n, a, b, c, d);
- if (r2 > -4096UL) return r2;
-
- if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- __stat_fix(&kst, (struct stat *)old_b);
- if (n == SYS_newfstatat)
- __stat_fix(&kst, (struct stat *)old_c);
-
- return r2;
-}
-
-#endif
-
static inline long __syscall5(long n, long a, long b, long c, long d, long e)
{
- long r2;
- long old_b = b;
- long old_c = c;
struct kernel_stat kst;
+ long ret;
+ register long r4 __asm__("$4") = a;
+ register long r5 __asm__("$5") = b;
+ register long r6 __asm__("$6") = c;
+ register long r7 __asm__("$7") = d;
+ register long r8 __asm__("$8") = e;
+ register long r2 __asm__("$2");
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- b = (long) &kst;
+ r5 = (long) &kst;
if (n == SYS_newfstatat)
- c = (long) &kst;
+ r6 = (long) &kst;
- r2 = (__syscall)(n, a, b, c, d, e);
- if (r2 > -4096UL) return r2;
+ __asm__ __volatile__ (
+ "daddu $2,$0,%2 ; syscall"
+ : "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
+ "r"(r4), "r"(r5), "r"(r6), "r"(r8)
+ : SYSCALL_CLOBBERLIST);
+
+ if (r7) return -r2;
+ ret = r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- __stat_fix(&kst, (struct stat *)old_b);
+ __stat_fix(&kst, (struct stat *)b);
if (n == SYS_newfstatat)
- __stat_fix(&kst, (struct stat *)old_c);
+ __stat_fix(&kst, (struct stat *)c);
- return r2;
+ return ret;
}
static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
{
- long r2;
- long old_b = b;
- long old_c = c;
struct kernel_stat kst;
+ long ret;
+ register long r4 __asm__("$4") = a;
+ register long r5 __asm__("$5") = b;
+ register long r6 __asm__("$6") = c;
+ register long r7 __asm__("$7") = d;
+ register long r8 __asm__("$8") = e;
+ register long r9 __asm__("$9") = f;
+ register long r2 __asm__("$2");
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- b = (long) &kst;
+ r5 = (long) &kst;
if (n == SYS_newfstatat)
- c = (long) &kst;
+ r6 = (long) &kst;
- r2 = (__syscall)(n, a, b, c, d, e, f);
- if (r2 > -4096UL) return r2;
+ __asm__ __volatile__ (
+ "daddu $2,$0,%2 ; syscall"
+ : "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
+ "r"(r4), "r"(r5), "r"(r6), "r"(r8), "r"(r9)
+ : SYSCALL_CLOBBERLIST);
+
+ if (r7) return -r2;
+ ret = r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat)
- __stat_fix(&kst, (struct stat *)old_b);
+ __stat_fix(&kst, (struct stat *)b);
if (n == SYS_newfstatat)
- __stat_fix(&kst, (struct stat *)old_c);
+ __stat_fix(&kst, (struct stat *)c);
- return r2;
+ return ret;
}
#define VDSO_USEFUL