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Prevent GCC reusing "hi" and "lo" across system calls. 

* sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
	(__SYSCALL_CLOBBERS): Add "hi" and "lo".
	* sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
	(__SYSCALL_CLOBBERS): Likewise.
	* sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
	(__SYSCALL_CLOBBERS): Likewise.
This commit is contained in:
Daniel Jacobowitz 2009-09-25 18:19:03 -04:00
parent be0f2008ac
commit f1297d79b2
4 changed files with 12 additions and 3 deletions
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9
ChangeLog.mips
View File

@ -1,3 +1,12 @@
2009-09-25 Daniel Jacobowitz <dan@codesourcery.com>
* sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
(__SYSCALL_CLOBBERS): Add "hi" and "lo".
* sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
(__SYSCALL_CLOBBERS): Likewise.
* sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
(__SYSCALL_CLOBBERS): Likewise.
2009-08-05 Joseph Myers <joseph@codesourcery.com>
* sysdeps/mips/____longjmp_chk.c: Remove. Replaced by....

2
sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
View File

@ -285,7 +285,7 @@
})
#define __SYSCALL_CLOBBERS "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", \
"$14", "$15", "$24", "$25", "memory"
"$14", "$15", "$24", "$25", "hi", "lo", "memory"
#endif /* __ASSEMBLER__ */

2
sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
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@ -253,7 +253,7 @@
})
#define __SYSCALL_CLOBBERS "$1", "$3", "$10", "$11", "$12", "$13", \
"$14", "$15", "$24", "$25", "memory"
"$14", "$15", "$24", "$25", "hi", "lo", "memory"
#endif /* __ASSEMBLER__ */
/* Pointer mangling is not yet supported for MIPS. */

2
sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
View File

@ -249,7 +249,7 @@
})
#define __SYSCALL_CLOBBERS "$1", "$3", "$10", "$11", "$12", "$13", \
"$14", "$15", "$24", "$25", "memory"
"$14", "$15", "$24", "$25", "hi", "lo", "memory"
#endif /* __ASSEMBLER__ */
/* Pointer mangling is not yet supported for MIPS. */