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Update. 

1998-10-21  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/i386/sysdep.h: Remove EXTRAVARS_* macros
	and adjust formats.
This commit is contained in:
Ulrich Drepper 1998-10-21 19:08:46 +00:00
parent adcb550ca6
commit 7bb38c70c4
2 changed files with 18 additions and 31 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
1998-10-21 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/i386/sysdep.h: Remove EXTRAVARS_* macros
and adjust formats.
1998-10-21 14:38 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysdep.h (INLINE_SYSCALL): New macro. Simply call

44
sysdeps/unix/sysv/linux/i386/sysdep.h
View File

@ -206,14 +206,13 @@
#define INLINE_SYSCALL(name, nr, args...) \
({ \
unsigned int resultvar; \
EXTRAVARS_##nr(args) \
asm volatile ( \
PUSHARGS_##nr \
DOARGS_##nr \
"int $0x80\n\t" \
POPARGS_##nr \
: "=a" (resultvar) \
ASMFMT_##nr(args) \
: ASMFMT_##nr(args) \
"i" (__NR_##name) : "memory", "cc"); \
if (resultvar >= 0xfffff001) \
{ \
@ -229,69 +228,52 @@
#define _PUSHARGS_0 /* Nothing */
#define _DOARGS_0 /* Nothing */
#define _POPARGS_0 /* Nothing */
#define ASMFMT_0() :
#define EXTRAVARS_0() /* Nothing */
#define ASMFMT_0()
#define PUSHARGS_1 "xchgl %%ebx, %%edx\n\t" _PUSHARGS_0
#define DOARGS_1 _DOARGS_0 "movl %3, %%eax\n\t"
#define DOARGS_1 _DOARGS_0 "movl %2, %%eax\n\t"
#define POPARGS_1 _POPARGS_0 "xchgl %%edx, %%ebx"
#define _PUSHARGS_1 _PUSHARGS_0 "pushl %%ebx\n\t"
#define _DOARGS_1 "movl %3, %%ebx\n\t" _DOARGS_0
#define _DOARGS_1 "movl %1, %%ebx\n\t" _DOARGS_0
#define _POPARGS_1 "popl %%ebx\n\t" _POPARGS_0
#define ASMFMT_1(arg1) \
, "=d" (use_edx) : "1" (arg1),
#define EXTRAVARS_1(arg1) \
unsigned long int use_edx;
"d" (arg1),
#define PUSHARGS_2 PUSHARGS_1
#define DOARGS_2 _DOARGS_0 "movl %5, %%eax\n\t"
#define DOARGS_2 _DOARGS_0 "movl %3, %%eax\n\t"
#define POPARGS_2 POPARGS_1
#define _PUSHARGS_2 _PUSHARGS_1
#define _DOARGS_2 _DOARGS_1
#define _POPARGS_2 _POPARGS_1
#define ASMFMT_2(arg1, arg2) \
, "=&d" (use_edx), "=c" (use_ecx) : "1" (arg1), "2" (use_ecx),
#define EXTRAVARS_2(arg1, arg2) \
unsigned long int use_ecx = (unsigned long int) (arg2), use_edx;
"d" (arg1), "c" (arg2),
#define PUSHARGS_3 _PUSHARGS_3
#define DOARGS_3 _DOARGS_3 "movl %6, %%eax\n\t"
#define DOARGS_3 _DOARGS_3 "movl %4, %%eax\n\t"
#define POPARGS_3 _POPARGS_3
#define _PUSHARGS_3 _PUSHARGS_2
#define _DOARGS_3 _DOARGS_2
#define _POPARGS_3 _POPARGS_2
#define ASMFMT_3(arg1, arg2, arg3) \
, "=d" (use_edx), "=c" (use_ecx) \
: "0" (arg1), "2" (use_ecx), "1" (use_edx),
#define EXTRAVARS_3(arg1, arg2, arg3) \
unsigned long int use_ecx = (unsigned long int) (arg2); \
unsigned long int use_edx = (unsigned long int) (arg3);
"0" (arg1), "c" (arg2), "d" (arg3),
#define PUSHARGS_4 _PUSHARGS_4
#define DOARGS_4 _DOARGS_4 "movl %7, %%eax\n\t"
#define DOARGS_4 _DOARGS_4 "movl %5, %%eax\n\t"
#define POPARGS_4 _POPARGS_4
#define _PUSHARGS_4 _PUSHARGS_3
#define _DOARGS_4 _DOARGS_3
#define _POPARGS_4 _POPARGS_3
#define ASMFMT_4(arg1, arg2, arg3, arg4) \
, "=d" (use_edx), "=c" (use_ecx) \
: "0" (arg1), "2" (use_ecx), "1" (use_edx), "S" (arg4),
#define EXTRAVARS_4(arg1, arg2, arg3, arg4) \
unsigned long int use_ecx = (unsigned long int) (arg2); \
unsigned long int use_edx = (unsigned long int) (arg3);
"0" (arg1), "c" (arg2), "d" (arg3), "S" (arg4),
#define PUSHARGS_5 _PUSHARGS_5
#define DOARGS_5 _DOARGS_5 "movl %8, %%eax\n\t"
#define DOARGS_5 _DOARGS_5 "movl %6, %%eax\n\t"
#define POPARGS_5 _POPARGS_5
#define _PUSHARGS_5 PUSHARGS_4
#define _DOARGS_5 _DOARGS_4
#define _POPARGS_5 _POPARGS_4
#define ASMFMT_5(arg1, arg2, arg3, arg4, arg5) \
, "=d" (use_edx), "=c" (use_ecx) \
: "0" (arg1), "2" (use_ecx), "1" (use_edx), "S" (arg4), "D" (arg5),
#define EXTRAVARS_5(arg1, arg2, arg3, arg4, arg5) \
unsigned long int use_ecx = (unsigned long int) (arg2); \
unsigned long int use_edx = (unsigned long int) (arg3);
"0" (arg1), "c" (arg2), "d" (arg3), "S" (arg4), "D" (arg5),
#endif /* __ASSEMBLER__ */