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$NetBSD: patch-ae,v 1.1 2000/12/28 03:56:53 wiz Exp $
--- machdep/syscall-template-alpha-netbsd-1.3.S.orig Sat Nov 6 18:33:03 1999
+++ machdep/syscall-template-alpha-netbsd-1.3.S
@@ -1,11 +1,16 @@
#include <machine/asm.h>
#define COMPAT_43
#include <sys/syscall.h>
-#define CHMK() call_pal 0x83
+#define CHMK() call_pal 0x83
#ifdef SYS___sigsuspend14
#define SYS_sigsuspend SYS___sigsuspend14
#endif
+
+#ifdef SYS___sigaction14
+#define SYS_sigaction SYS___sigaction14
+#endif
+
#ifdef SYS___sigprocmask14
#define SYS_sigprocmask SYS___sigprocmask14
#endif
@@ -14,11 +19,11 @@
/* Kernel syscall interface:
Input:
- v0 - system call number
- a* - arguments, as in C
+ v0 - system call number
+ a* - arguments, as in C
Output:
- a3 - zero iff successful
- v0 - errno value on failure, else result
+ a3 - zero iff successful
+ v0 - errno value on failure, else result
This macro is similar to SYSCALL in asm.h, but not completely.
There's room for optimization, if we assume this will continue to
@@ -26,28 +31,28 @@
This macro expansions does not include the return instruction.
If there's no other work to be done, use something like:
- SYSCALL(foo) ; ret
+ SYSCALL(foo) ; ret
If there is other work to do (in fork, maybe?), do it after the
SYSCALL invocation. */
#define SYSCALL(x) \
- .align 4 ;\
- .globl machdep_sys_##x ;\
- .ent machdep_sys_##x, 0 ;\
-machdep_sys_##x: ;\
- .frame sp,0,ra ;\
- ldiq v0, SYS_##x ;\
- CHMK() ;\
- beq a3, Lsys_noerr_##x ;\
- br gp, Lsys_err_##x ;\
-Lsys_err_##x: ;\
- /* Load gp so we can find cerror to jump to. */;\
- ldgp gp, 0(gp) ;\
- jmp zero, machdep_cerror ;\
+ .align 4 ;\
+ .globl machdep_sys_##x ;\
+ .ent machdep_sys_##x, 0 ;\
+machdep_sys_##x: ;\
+ .frame sp,0,ra ;\
+ ldiq v0, SYS_##x ;\
+ CHMK() ;\
+ beq a3, Lsys_noerr_##x ;\
+ br gp, Lsys_err_##x ;\
+Lsys_err_##x: ;\
+ /* Load gp so we can find cerror to jump to. */;\
+ ldgp gp, 0(gp) ;\
+ jmp zero, machdep_cerror ;\
Lsys_noerr_##x:
-#define SIMPLE_SYSCALL(x) SYSCALL(x) ; ret ; .end machdep_sys_##x
+#define SIMPLE_SYSCALL(x) SYSCALL(x) ; ret ; .end machdep_sys_##x
-#define XSYSCALL(x) SIMPLE_SYSCALL(x)
+#define XSYSCALL(x) SIMPLE_SYSCALL(x)
XSYSCALL(SYSCALL_NAME)
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