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| author | John David Anglin <dave@hiauly1.hia.nrc.ca> | 2002-12-09 19:16:14 +0000 |
|---|---|---|
| committer | John David Anglin <danglin@gcc.gnu.org> | 2002-12-09 19:16:14 +0000 |
| commit | 3f320b7e632d87133c9278e0c9d067c2624f2659 (patch) | |
| tree | fa8417c39084506c90be9397e57219ae9e9f8ddb /gcc | |
| parent | 3870df966ed749909d751477bb30a9c2d551d507 (diff) | |
| download | gcc-3f320b7e632d87133c9278e0c9d067c2624f2659.zip gcc-3f320b7e632d87133c9278e0c9d067c2624f2659.tar.gz gcc-3f320b7e632d87133c9278e0c9d067c2624f2659.tar.bz2 | |
fptr.c (__canonicalize_funcptr_for_compare): Don't canonicalize function pointers in page 0.
* pa/fptr.c (__canonicalize_funcptr_for_compare): Don't canonicalize
function pointers in page 0.
From-SVN: r59964
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/pa/fptr.c | 10 |
2 files changed, 10 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cef27a9..c8d682f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2002-12-09 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa/fptr.c (__canonicalize_funcptr_for_compare): Don't canonicalize + function pointers in page 0. + 2002-12-09 Steve Ellcey <sje@cup.hp.com> * config/ia64/hpux.h (TARGET_STRUCT_ARG_REG_LITTLE_ENDIAN): Remove diff --git a/gcc/config/pa/fptr.c b/gcc/config/pa/fptr.c index e0bd88a..36ed49c 100644 --- a/gcc/config/pa/fptr.c +++ b/gcc/config/pa/fptr.c @@ -64,11 +64,11 @@ __canonicalize_funcptr_for_compare (fptr) static fixup_t fixup; unsigned int *plabel, *got; - /* -1 is special. It is used in crtend to mark the end of a list of - function pointers. Also return immediately if the plabel bit is - not set in the function pointer. In this case, the function pointer - points directly to the function. */ - if ((int) fptr == -1 || !((int) fptr & 2)) + /* -1 and page 0 are special. -1 is used in crtend to mark the end of + a list of function pointers. Also return immediately if the plabel + bit is not set in the function pointer. In this case, the function + pointer points directly to the function. */ + if ((int) fptr == -1 || (unsigned int) fptr < 4096 || !((int) fptr & 2)) return (unsigned int) fptr; /* The function pointer points to a function descriptor (plabel). If |