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@@ -0,0 +1,285 @@
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+commit e5cde2eb0ed7df9416fdd6070af07c8448c72a30
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+Author: Steve Ellcey <[email protected]>
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+Date: Wed Feb 12 11:01:35 2014 -0800
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+
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+ mips: Remove duplicate macro definitions
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+
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+ The INLINE_SYSCALL, INTERNAL_SYSCALL*, and internal_syscall* macros
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+ are defined for MIPS in both libc/sysdeps/linux/mips/sysdep.h and
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+ libc/sysdeps/linux/mips/bits/syscalls.h. The macros are the same
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+ in both cases except that syscalls.h defines internal_syscalls[567]
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+ the same for N32 and N64 ABIs and has a different definition for O32.
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+ I believe that is correct. The sysdep.h header uses the O32 versions
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+ for N32 and has different definitions for N64. I think that is wrong
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+ and that N32 and N64 should share the same definition (modulo the
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+ type 'long' vs. 'long long' for the arguments. This setup (from
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+ sysdep.h) now agrees with what glibc has.
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+
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+ I am not positive about which header (sysdep.h vs syscalls.h) is
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+ really the right one to have these definitions in but using sysdep.h
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+ seems to work for all my builds.
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+
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+ Signed-off-by: Steve Ellcey <[email protected]>
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+ Signed-off-by: Bernhard Reutner-Fischer <[email protected]>
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+
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+--- a/libc/sysdeps/linux/mips/sysdep.h
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++++ b/libc/sysdeps/linux/mips/sysdep.h
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+@@ -133,258 +133,6 @@ L(syse1):
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+
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+ #else /* ! __ASSEMBLER__ */
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+
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+-/* Define a macro which expands into the inline wrapper code for a system
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+- call. */
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+-#undef INLINE_SYSCALL
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+-#define INLINE_SYSCALL(name, nr, args...) \
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+- ({ INTERNAL_SYSCALL_DECL(err); \
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+- long result_var = INTERNAL_SYSCALL (name, err, nr, args); \
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+- if ( INTERNAL_SYSCALL_ERROR_P (result_var, err) ) \
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+- { \
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+- __set_errno (INTERNAL_SYSCALL_ERRNO (result_var, err)); \
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+- result_var = -1L; \
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+- } \
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+- result_var; })
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+-
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+-#undef INTERNAL_SYSCALL_DECL
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+-#define INTERNAL_SYSCALL_DECL(err) long err
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+-
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+-#undef INTERNAL_SYSCALL_ERROR_P
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+-#define INTERNAL_SYSCALL_ERROR_P(val, err) ((long) (err))
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+-
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+-#undef INTERNAL_SYSCALL_ERRNO
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+-#define INTERNAL_SYSCALL_ERRNO(val, err) (val)
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+-
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+-#undef INTERNAL_SYSCALL
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+-#define INTERNAL_SYSCALL(name, err, nr, args...) \
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+- internal_syscall##nr (, "li\t$2, %2\t\t\t# " #name "\n\t", \
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+- "i" (SYS_ify (name)), err, args)
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+-
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+-#undef INTERNAL_SYSCALL_NCS
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+-#define INTERNAL_SYSCALL_NCS(number, err, nr, args...) \
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+- internal_syscall##nr (= number, , "r" (__v0), err, args)
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+-#undef internal_syscall0
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+-#define internal_syscall0(ncs_init, cs_init, input, err, dummy...) \
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+-({ \
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+- long _sys_result; \
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+- \
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+- { \
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+- register long __v0 __asm__("$2") ncs_init; \
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+- register long __a3 __asm__("$7"); \
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+- __asm__ __volatile__ ( \
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+- ".set\tnoreorder\n\t" \
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+- cs_init \
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+- "syscall\n\t" \
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+- ".set reorder" \
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+- : "=r" (__v0), "=r" (__a3) \
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+- : input \
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+- : __SYSCALL_CLOBBERS); \
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+- err = __a3; \
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+- _sys_result = __v0; \
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+- } \
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+- _sys_result; \
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+-})
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+-
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+-#undef internal_syscall1
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+-#define internal_syscall1(ncs_init, cs_init, input, err, arg1) \
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+-({ \
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+- long _sys_result; \
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+- \
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+- { \
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+- register long __v0 __asm__("$2") ncs_init; \
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+- register long __a0 __asm__("$4") = (long) arg1; \
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+- register long __a3 __asm__("$7"); \
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+- __asm__ __volatile__ ( \
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+- ".set\tnoreorder\n\t" \
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+- cs_init \
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+- "syscall\n\t" \
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+- ".set reorder" \
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+- : "=r" (__v0), "=r" (__a3) \
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+- : input, "r" (__a0) \
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+- : __SYSCALL_CLOBBERS); \
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+- err = __a3; \
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+- _sys_result = __v0; \
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+- } \
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+- _sys_result; \
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+-})
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+-
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+-#undef internal_syscall2
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+-#define internal_syscall2(ncs_init, cs_init, input, err, arg1, arg2) \
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+-({ \
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+- long _sys_result; \
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+- \
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+- { \
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+- register long __v0 __asm__("$2") ncs_init; \
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+- register long __a0 __asm__("$4") = (long) arg1; \
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+- register long __a1 __asm__("$5") = (long) arg2; \
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+- register long __a3 __asm__("$7"); \
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+- __asm__ __volatile__ ( \
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+- ".set\tnoreorder\n\t" \
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+- cs_init \
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+- "syscall\n\t" \
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+- ".set\treorder" \
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+- : "=r" (__v0), "=r" (__a3) \
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+- : input, "r" (__a0), "r" (__a1) \
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+- : __SYSCALL_CLOBBERS); \
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+- err = __a3; \
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+- _sys_result = __v0; \
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+- } \
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+- _sys_result; \
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+-})
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+-
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+-#undef internal_syscall3
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+-#define internal_syscall3(ncs_init, cs_init, input, err, arg1, arg2, arg3)\
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+-({ \
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+- long _sys_result; \
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+- \
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+- { \
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+- register long __v0 __asm__("$2") ncs_init; \
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+- register long __a0 __asm__("$4") = (long) arg1; \
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+- register long __a1 __asm__("$5") = (long) arg2; \
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+- register long __a2 __asm__("$6") = (long) arg3; \
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+- register long __a3 __asm__("$7"); \
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+- __asm__ __volatile__ ( \
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+- ".set\tnoreorder\n\t" \
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+- cs_init \
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+- "syscall\n\t" \
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+- ".set\treorder" \
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+- : "=r" (__v0), "=r" (__a3) \
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+- : input, "r" (__a0), "r" (__a1), "r" (__a2) \
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+- : __SYSCALL_CLOBBERS); \
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+- err = __a3; \
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+- _sys_result = __v0; \
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+- } \
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+- _sys_result; \
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+-})
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+-
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+-#undef internal_syscall4
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+-#define internal_syscall4(ncs_init, cs_init, input, err, arg1, arg2, arg3, arg4)\
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+-({ \
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+- long _sys_result; \
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+- \
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+- { \
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+- register long __v0 __asm__("$2") ncs_init; \
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+- register long __a0 __asm__("$4") = (long) arg1; \
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+- register long __a1 __asm__("$5") = (long) arg2; \
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+- register long __a2 __asm__("$6") = (long) arg3; \
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+- register long __a3 __asm__("$7") = (long) arg4; \
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+- __asm__ __volatile__ ( \
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+- ".set\tnoreorder\n\t" \
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+- cs_init \
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+- "syscall\n\t" \
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+- ".set\treorder" \
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+- : "=r" (__v0), "+r" (__a3) \
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+- : input, "r" (__a0), "r" (__a1), "r" (__a2) \
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+- : __SYSCALL_CLOBBERS); \
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+- err = __a3; \
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+- _sys_result = __v0; \
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+- } \
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+- _sys_result; \
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+-})
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+-
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+-/* We need to use a frame pointer for the functions in which we
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+- adjust $sp around the syscall, or debug information and unwind
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+- information will be $sp relative and thus wrong during the syscall. As
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+- of GCC 3.4.3, this is sufficient. */
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+-#define FORCE_FRAME_POINTER alloca (4)
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+-
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+-#undef internal_syscall5
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+-#define internal_syscall5(ncs_init, cs_init, input, err, arg1, arg2, arg3, arg4, arg5)\
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+-({ \
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+- long _sys_result; \
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+- \
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+- FORCE_FRAME_POINTER; \
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+- { \
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+- register long __v0 __asm__("$2") ncs_init; \
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+- register long __a0 __asm__("$4") = (long) arg1; \
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+- register long __a1 __asm__("$5") = (long) arg2; \
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+- register long __a2 __asm__("$6") = (long) arg3; \
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+- register long __a3 __asm__("$7") = (long) arg4; \
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+- __asm__ __volatile__ ( \
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+- ".set\tnoreorder\n\t" \
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+- "subu\t$29, 32\n\t" \
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+- "sw\t%6, 16($29)\n\t" \
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+- cs_init \
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+- "syscall\n\t" \
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+- "addiu\t$29, 32\n\t" \
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+- ".set\treorder" \
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+- : "=r" (__v0), "+r" (__a3) \
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+- : input, "r" (__a0), "r" (__a1), "r" (__a2), \
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+- "r" ((long)arg5) \
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+- : __SYSCALL_CLOBBERS); \
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+- err = __a3; \
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+- _sys_result = __v0; \
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+- } \
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+- _sys_result; \
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+-})
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+-
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+-#undef internal_syscall6
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+-#define internal_syscall6(ncs_init, cs_init, input, err, arg1, arg2, arg3, arg4, arg5, arg6)\
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+-({ \
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+- long _sys_result; \
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+- \
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+- FORCE_FRAME_POINTER; \
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+- { \
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+- register long __v0 __asm__("$2") ncs_init; \
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+- register long __a0 __asm__("$4") = (long) arg1; \
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+- register long __a1 __asm__("$5") = (long) arg2; \
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+- register long __a2 __asm__("$6") = (long) arg3; \
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+- register long __a3 __asm__("$7") = (long) arg4; \
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+- __asm__ __volatile__ ( \
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+- ".set\tnoreorder\n\t" \
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+- "subu\t$29, 32\n\t" \
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+- "sw\t%6, 16($29)\n\t" \
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+- "sw\t%7, 20($29)\n\t" \
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+- cs_init \
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+- "syscall\n\t" \
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+- "addiu\t$29, 32\n\t" \
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+- ".set\treorder" \
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+- : "=r" (__v0), "+r" (__a3) \
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+- : input, "r" (__a0), "r" (__a1), "r" (__a2), \
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+- "r" ((long)arg5), "r" ((long)arg6) \
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+- : __SYSCALL_CLOBBERS); \
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+- err = __a3; \
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+- _sys_result = __v0; \
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+- } \
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+- _sys_result; \
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+-})
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+-
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+-#undef internal_syscall7
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+-#define internal_syscall7(ncs_init, cs_init, input, err, arg1, arg2, arg3, arg4, arg5, arg6, arg7)\
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+-({ \
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+- long _sys_result; \
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+- \
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+- FORCE_FRAME_POINTER; \
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+- { \
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+- register long __v0 __asm__("$2") ncs_init; \
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+- register long __a0 __asm__("$4") = (long) arg1; \
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+- register long __a1 __asm__("$5") = (long) arg2; \
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+- register long __a2 __asm__("$6") = (long) arg3; \
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+- register long __a3 __asm__("$7") = (long) arg4; \
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+- __asm__ __volatile__ ( \
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+- ".set\tnoreorder\n\t" \
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+- "subu\t$29, 32\n\t" \
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+- "sw\t%6, 16($29)\n\t" \
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+- "sw\t%7, 20($29)\n\t" \
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+- "sw\t%8, 24($29)\n\t" \
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+- cs_init \
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+- "syscall\n\t" \
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+- "addiu\t$29, 32\n\t" \
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+- ".set\treorder" \
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+- : "=r" (__v0), "+r" (__a3) \
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+- : input, "r" (__a0), "r" (__a1), "r" (__a2), \
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+- "r" ((long)arg5), "r" ((long)arg6), "r" ((long)arg7) \
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+- : __SYSCALL_CLOBBERS); \
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+- err = __a3; \
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+- _sys_result = __v0; \
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+- } \
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+- _sys_result; \
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+-})
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+-
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+-#undef __SYSCALL_CLOBBERS
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+-#define __SYSCALL_CLOBBERS "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", \
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+- "$14", "$15", "$24", "$25", "memory"
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+-
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+ /* Pointer mangling is not yet supported for MIPS. */
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+ #define PTR_MANGLE(var) (void) (var)
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+ #define PTR_DEMANGLE(var) (void) (var)
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