#include <errno.h>
-#define ASMFMT_0()
-#define ASMFMT_1(arg1) \
- , "g" ((unsigned long)arg1)
-#define ASMFMT_2(arg1, arg2) \
- , "g" ((unsigned long)arg1), "g" ((unsigned long)arg2)
-#define ASMFMT_3(arg1, arg2, arg3) \
- , "g" ((unsigned long)arg1), "g" ((unsigned long)arg2), "g" ((unsigned long)arg3)
-#define ASMFMT_4(arg1, arg2, arg3, arg4) \
- , "g" ((unsigned long)arg1), "g" ((unsigned long)arg2), "g" ((unsigned long)arg3), "g" ((unsigned long)arg4)
-#define ASMFMT_5(arg1, arg2, arg3, arg4, arg5) \
- , "g" (arg1), "g" (arg2), "g" (arg3), "g" (arg4)/*, "g" (arg5)*/
-#define ASMFMT_6(arg1, arg2, arg3, arg4, arg5, arg6) \
- , "g" (arg1), "g" (arg2), "g" (arg3), "g" (arg4)/*, "g" (arg5), "g" (arg6)*/
+#define ASMFMT_0
+#define ASMFMT_1 , "g"(er1)
+#define ASMFMT_2 , "g"(er1), "g"(er2)
+#define ASMFMT_3 , "g"(er1), "g"(er2), "g"(er3)
+#define ASMFMT_4 , "g"(er1), "g"(er2), "g"(er3), "g"(er4)
+#define ASMFMT_5 , "g"(er1), "g"(er2), "g"(er3), "g"(er4), "g"(er5)
+#define ASMFMT_6 , "g"(er1), "g"(er2), "g"(er3), "g"(er4), "m"(er5), "m"(er6)
-#define SUBSTITUTE_ARGS_0 \
- "mov.l %1, er0\n\t"
-#define SUBSTITUTE_ARGS_1 \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t"
-#define SUBSTITUTE_ARGS_2 \
- "mov.l %3, er2\n\t" \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t"
-#define SUBSTITUTE_ARGS_3 \
- "mov.l %4, er3\n\t" \
- "mov.l %3, er2\n\t" \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t"
-#define SUBSTITUTE_ARGS_4 \
- "mov.l %5, er4\n\t" \
- "mov.l %4, er3\n\t" \
- "mov.l %3, er2\n\t" \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t"
-#define SUBSTITUTE_ARGS_5 \
- /*"mov.l %6, er5\n\t"*/ \
- "mov.l %5, er4\n\t" \
- "mov.l %4, er3\n\t" \
- "mov.l %3, er2\n\t" \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t"
-#define SUBSTITUTE_ARGS_6 \
- /*"mov.l %7, er6\n\t"*/ \
- /*"mov.l %6, er5\n\t"*/ \
- "mov.l %5, er4\n\t" \
- "mov.l %4, er3\n\t" \
- "mov.l %3, er2\n\t" \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t"
+#define SUBSTITUTE_ARGS_0() do {} while(0);
+#define SUBSTITUTE_ARGS_1(arg1) \
+ register long int er1 __asm__("er1") = (long int)arg1;
+#define SUBSTITUTE_ARGS_2(arg1, arg2) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2;
+#define SUBSTITUTE_ARGS_3(arg1, arg2, arg3) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2; \
+ register long int er3 __asm__("er3") = (long int)arg3;
+#define SUBSTITUTE_ARGS_4(arg1, arg2, arg3, arg4) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2; \
+ register long int er3 __asm__("er3") = (long int)arg3; \
+ register long int er4 __asm__("er4") = (long int)arg4;
+#define SUBSTITUTE_ARGS_5(arg1, arg2, arg3, arg4, arg5) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2; \
+ register long int er3 __asm__("er3") = (long int)arg3; \
+ register long int er4 __asm__("er4") = (long int)arg4; \
+ register long int er5 __asm__("er5") = (long int)arg5;
+#define SUBSTITUTE_ARGS_6(arg1, arg2, arg3, arg4, arg5, arg6) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2; \
+ register long int er3 __asm__("er3") = (long int)arg3; \
+ register long int er4 __asm__("er4") = (long int)arg4; \
+ long int er5 = (long int)arg5; \
+ long int er6 = (long int)arg6;
+
+#define LOAD_ARGS_0
+#define LOAD_ARGS_1
+#define LOAD_ARGS_2
+#define LOAD_ARGS_3
+#define LOAD_ARGS_4
+#define LOAD_ARGS_5
+#define LOAD_ARGS_6 "mov.l er5,@-sp\n\tmov.l %6,er5\n\t" \
+ "mov.l er6,@-sp\n\tmov.l %7,er6\n\t"
+
+#define RESTORE_ARGS_0
+#define RESTORE_ARGS_1
+#define RESTORE_ARGS_2
+#define RESTORE_ARGS_3
+#define RESTORE_ARGS_4
+#define RESTORE_ARGS_5
+#define RESTORE_ARGS_6 "mov.l @sp+,er6\n\tmov.l @sp+,er5"
/* The _NCS variant allows non-constant syscall numbers. */
#define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \
(__extension__ \
- ({ \
- register long int er0 __asm__ ("er0"); \
- __asm__ __volatile__ ( \
- SUBSTITUTE_ARGS_##nr \
- "trapa #0" \
- : "=r" (er0) \
- : "ir" (name) ASMFMT_##nr(args) \
- : "memory" \
- ); \
- (int) er0; \
+ ({ \
+ register long int er0 __asm__ ("er0"); \
+ SUBSTITUTE_ARGS_##nr(args) \
+ __asm__ __volatile__ ( \
+ LOAD_ARGS_##nr \
+ "mov.l %1,er0\n\t" \
+ "trapa #0\n\t" \
+ RESTORE_ARGS_##nr \
+ : "=r" (er0) \
+ : "ir" (name) ASMFMT_##nr \
+ : "memory" \
+ ); \
+ (int) er0; \
}) \
)
#endif /* __ASSEMBLER__ */
#endif /* _BITS_SYSCALLS_H */
-
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