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| author | Bryce McKinlay <bryce@waitaki.otago.ac.nz> | 2002-02-12 04:37:57 +0000 |
|---|---|---|
| committer | Bryce McKinlay <bryce@gcc.gnu.org> | 2002-02-12 04:37:57 +0000 |
| commit | 79f777fd1e10435cb50c4b45a664bd6ae280f2c1 (patch) | |
| tree | cef3197531d988920cbff060bdc10742baf06d01 /boehm-gc/allchblk.c | |
| parent | 005326029f35b4271c5274114a17126039fe18a0 (diff) | |
| download | gcc-79f777fd1e10435cb50c4b45a664bd6ae280f2c1.zip gcc-79f777fd1e10435cb50c4b45a664bd6ae280f2c1.tar.gz gcc-79f777fd1e10435cb50c4b45a664bd6ae280f2c1.tar.bz2 | |
Imported GC 6.1 Alpha 3. Finally.
From-SVN: r49698
Diffstat (limited to 'boehm-gc/allchblk.c')
| -rw-r--r-- | boehm-gc/allchblk.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/boehm-gc/allchblk.c b/boehm-gc/allchblk.c index 06582ec..3da58c4 100644 --- a/boehm-gc/allchblk.c +++ b/boehm-gc/allchblk.c @@ -86,7 +86,6 @@ word blocks_needed; } -# define HBLK_IS_FREE(hdr) ((hdr) -> hb_map == GC_invalid_map) # define PHDR(hhdr) HDR(hhdr -> hb_prev) # define NHDR(hhdr) HDR(hhdr -> hb_next) @@ -719,9 +718,6 @@ int n; if (0 == hbp) return 0; - /* Notify virtual dirty bit implementation that we are about to write. */ - GC_write_hint(hbp); - /* Add it to map of valid blocks */ if (!GC_install_counts(hbp, (word)size_needed)) return(0); /* This leaks memory under very rare conditions. */ @@ -731,6 +727,11 @@ int n; GC_remove_counts(hbp, (word)size_needed); return(0); /* ditto */ } + + /* Notify virtual dirty bit implementation that we are about to write. */ + /* Ensure that pointerfree objects are not protected if it's avoidable. */ + GC_remove_protection(hbp, divHBLKSZ(size_needed), + (hhdr -> hb_descr == 0) /* pointer-free */); /* We just successfully allocated a block. Restart count of */ /* consecutive failures. */ |