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* sysdeps/unix/sysv/linux/arm/sysdep.h (LOAD_ARGS_1, LOAD_ARGS_2, 

LOAD_ARGS_3, LOAD_ARGS_4, LOAD_ARGS_5, LOAD_ARGS_6, LOAD_ARGS_7):
	Load all arguments into temporary variables before loading into
	registers.
This commit is contained in:
Joseph Myers 2008-11-25 16:37:26 +00:00
parent d7f95e85c0
commit 9806fbba75
2 changed files with 28 additions and 14 deletions
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7
ChangeLog.arm
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@ -1,3 +1,10 @@
2008-11-25 Joseph Myers <joseph@codesourcery.com>
* sysdeps/unix/sysv/linux/arm/sysdep.h (LOAD_ARGS_1, LOAD_ARGS_2,
LOAD_ARGS_3, LOAD_ARGS_4, LOAD_ARGS_5, LOAD_ARGS_6, LOAD_ARGS_7):
Load all arguments into temporary variables before loading into
registers.
2008-08-19 Joseph Myers <joseph@codesourcery.com>
* data/c++-types-arm-linux-gnueabi.data: New.

35
sysdeps/unix/sysv/linux/arm/sysdep.h
View File

@ -238,32 +238,39 @@ __local_syscall_error: \
#define LOAD_ARGS_0()
#define ASM_ARGS_0
#define LOAD_ARGS_1(a1) \
_a1 = (int) (a1); \
LOAD_ARGS_0 ()
int _a1tmp = (int) (a1); \
LOAD_ARGS_0 () \
_a1 = _a1tmp;
#define ASM_ARGS_1 ASM_ARGS_0, "r" (_a1)
#define LOAD_ARGS_2(a1, a2) \
register int _a2 asm ("a2") = (int) (a2); \
LOAD_ARGS_1 (a1)
int _a2tmp = (int) (a2); \
LOAD_ARGS_1 (a1) \
register int _a2 asm ("a2") = _a2tmp;
#define ASM_ARGS_2 ASM_ARGS_1, "r" (_a2)
#define LOAD_ARGS_3(a1, a2, a3) \
register int _a3 asm ("a3") = (int) (a3); \
LOAD_ARGS_2 (a1, a2)
int _a3tmp = (int) (a3); \
LOAD_ARGS_2 (a1, a2) \
register int _a3 asm ("a3") = _a3tmp;
#define ASM_ARGS_3 ASM_ARGS_2, "r" (_a3)
#define LOAD_ARGS_4(a1, a2, a3, a4) \
register int _a4 asm ("a4") = (int) (a4); \
LOAD_ARGS_3 (a1, a2, a3)
int _a4tmp = (int) (a4); \
LOAD_ARGS_3 (a1, a2, a3) \
register int _a4 asm ("a4") = _a4tmp;
#define ASM_ARGS_4 ASM_ARGS_3, "r" (_a4)
#define LOAD_ARGS_5(a1, a2, a3, a4, a5) \
register int _v1 asm ("v1") = (int) (a5); \
LOAD_ARGS_4 (a1, a2, a3, a4)
int _v1tmp = (int) (a5); \
LOAD_ARGS_4 (a1, a2, a3, a4) \
register int _v1 asm ("v1") = _v1tmp;
#define ASM_ARGS_5 ASM_ARGS_4, "r" (_v1)
#define LOAD_ARGS_6(a1, a2, a3, a4, a5, a6) \
register int _v2 asm ("v2") = (int) (a6); \
LOAD_ARGS_5 (a1, a2, a3, a4, a5)
int _v2tmp = (int) (a6); \
LOAD_ARGS_5 (a1, a2, a3, a4, a5) \
register int _v2 asm ("v2") = _v2tmp;
#define ASM_ARGS_6 ASM_ARGS_5, "r" (_v2)
#define LOAD_ARGS_7(a1, a2, a3, a4, a5, a6, a7) \
register int _v3 asm ("v3") = (int) (a7); \
LOAD_ARGS_6 (a1, a2, a3, a4, a5, a6)
int _v3tmp = (int) (a7); \
LOAD_ARGS_6 (a1, a2, a3, a4, a5, a6) \
register int _v3 asm ("v3") = _v3tmp;
#define ASM_ARGS_7 ASM_ARGS_6, "r" (_v3)
/* We can't implement non-constant syscalls directly since the syscall