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authorCarmelo Amoroso <carmelo.amoroso@st.com>2011-04-06 15:13:59 +0200
committerCarmelo Amoroso <carmelo.amoroso@st.com>2011-04-06 15:13:59 +0200
commit3b3285b1b7c02d36c74a6ae265fdb02ca991c96b (patch)
tree0f3bf060794323ff690f6f4a86dc903c4570f540 /libc/sysdeps/linux/c6x/syscall.c
parent289d19f45d7f8af9a4079938a3426aafdd2674ba (diff)
parent85f4b028d767fc390a7b866d2f58d58be489242d (diff)
Merge remote-tracking branch 'origin/master' into prelink
* origin/master: (137 commits) utils/ldd: Check for returned pointer from strrchr not the value it holds cris: add provide arch-specific vfork implementation lutimes.c, stubs.c: fix compiling lutimes, if __NR_utimensat is not defined bump version to 0.9.32-rc3-git release 0.9.32-rc3 memalign: include sys/param.h for MAX arm/bits/atomic.h: Include common/bit/atomic.h for thumb1 wctype.h: fix libc_hidden_proto for iswupper and add it for iswspace add libc_hidden_proto for wcs[n]casecmp_l really fix missing __libc_drand48_data Revert "missing prototype of __libc_drand48_data fixed" missing prototype of __libc_drand48_data fixed time.c, time.h: remove unused hidden strftime/strptime nanosleep.c: remove duplicated libc_hidden_proto ctype.c, ctype.h: remove commented parts that were banned for removal after 0.9.31 _wctype.c, wctype.h: remove unused isw* and wctype_l hidden functions time.c, wchar.h: remove unused hidden wcsftime str[n]casecmp.c: fix hidden usage remove unused hidden functions frv/memset.S: add missing libc_hidden_def ... Conflicts: ldso/ldso/ldso.c Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Diffstat (limited to 'libc/sysdeps/linux/c6x/syscall.c')
-rw-r--r--libc/sysdeps/linux/c6x/syscall.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/c6x/syscall.c b/libc/sysdeps/linux/c6x/syscall.c
new file mode 100644
index 000000000..ea947b28e
--- /dev/null
+++ b/libc/sysdeps/linux/c6x/syscall.c
@@ -0,0 +1,49 @@
+/*
+ * syscall.c
+ *
+ * Port on Texas Instruments TMS320C6x architecture
+ *
+ * Copyright (C) 2006, 2010 Texas Instruments Incorporated
+ * Author: Thomas Charleux (thomas.charleux@jaluna.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <features.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+#include <stdarg.h>
+
+long int syscall (long int __sysno, ...)
+{
+ register long no __asm__("B0");
+ register long a __asm__("A4");
+ register long b __asm__("B4");
+ register long c __asm__("A6");
+ register long d __asm__("B6");
+ register long e __asm__("A8");
+ register long f __asm__("B8");
+ long __res;
+ va_list ap;
+
+ va_start( ap, __sysno);
+ a = va_arg( ap, long);
+ b = va_arg( ap, long);
+ c = va_arg( ap, long);
+ d = va_arg( ap, long);
+ e = va_arg( ap, long);
+ f = va_arg( ap, long);
+ va_end( ap );
+
+ no = __sysno;
+
+ __asm__ __volatile__ ("SWE" : "=a" (a) : "a" (a), "b" (b), "a" (c), "b" (d), "a" (e), "b" (f), "b" (no)
+ : "memory", "cc");
+
+ __res = a;
+ __SYSCALL_RETURN (long);
+}