@@ -22,6 +22,8 @@
* On LoongArch, select() is not implemented so we have to use pselect6().
*/
#define __ARCH_WANT_SYS_PSELECT6
+#define _NOLIBC_SYSCALL_CLOBBERLIST \
+ "memory", "$t0", "$t1", "$t2", "$t3", "$t4", "$t5", "$t6", "$t7", "$t8"
#define my_syscall0(num) \
({ \
@@ -32,8 +34,7 @@
"syscall 0\n" \
: "=r"(_arg1) \
: "r"(_num) \
- : "memory", "$t0", "$t1", "$t2", "$t3", \
- "$t4", "$t5", "$t6", "$t7", "$t8" \
+ : _NOLIBC_SYSCALL_CLOBBERLIST \
); \
_arg1; \
})
@@ -47,8 +48,7 @@
"syscall 0\n" \
: "+r"(_arg1) \
: "r"(_num) \
- : "memory", "$t0", "$t1", "$t2", "$t3", \
- "$t4", "$t5", "$t6", "$t7", "$t8" \
+ : _NOLIBC_SYSCALL_CLOBBERLIST \
); \
_arg1; \
})
@@ -64,8 +64,7 @@
: "+r"(_arg1) \
: "r"(_arg2), \
"r"(_num) \
- : "memory", "$t0", "$t1", "$t2", "$t3", \
- "$t4", "$t5", "$t6", "$t7", "$t8" \
+ : _NOLIBC_SYSCALL_CLOBBERLIST \
); \
_arg1; \
})
@@ -82,8 +81,7 @@
: "+r"(_arg1) \
: "r"(_arg2), "r"(_arg3), \
"r"(_num) \
- : "memory", "$t0", "$t1", "$t2", "$t3", \
- "$t4", "$t5", "$t6", "$t7", "$t8" \
+ : _NOLIBC_SYSCALL_CLOBBERLIST \
); \
_arg1; \
})
@@ -101,8 +99,7 @@
: "+r"(_arg1) \
: "r"(_arg2), "r"(_arg3), "r"(_arg4), \
"r"(_num) \
- : "memory", "$t0", "$t1", "$t2", "$t3", \
- "$t4", "$t5", "$t6", "$t7", "$t8" \
+ : _NOLIBC_SYSCALL_CLOBBERLIST \
); \
_arg1; \
})
@@ -121,8 +118,7 @@
: "+r"(_arg1) \
: "r"(_arg2), "r"(_arg3), "r"(_arg4), "r"(_arg5), \
"r"(_num) \
- : "memory", "$t0", "$t1", "$t2", "$t3", \
- "$t4", "$t5", "$t6", "$t7", "$t8" \
+ : _NOLIBC_SYSCALL_CLOBBERLIST \
); \
_arg1; \
})
@@ -142,8 +138,7 @@
: "+r"(_arg1) \
: "r"(_arg2), "r"(_arg3), "r"(_arg4), "r"(_arg5), "r"(_arg6), \
"r"(_num) \
- : "memory", "$t0", "$t1", "$t2", "$t3", \
- "$t4", "$t5", "$t6", "$t7", "$t8" \
+ : _NOLIBC_SYSCALL_CLOBBERLIST \
); \
_arg1; \
})
my_syscall<N> share the same long clobber list, define a macro for them. Signed-off-by: Zhangjin Wu <falcon@tinylab.org> --- tools/include/nolibc/arch-loongarch.h | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-)