diff options
| author | Mark Kettenis <kettenis@cvs.openbsd.org> | 2010-01-03 22:18:05 +0000 |
|---|---|---|
| committer | Mark Kettenis <kettenis@cvs.openbsd.org> | 2010-01-03 22:18:05 +0000 |
| commit | e23c708deff1c839bfed8d151c04028b4b9b6687 (patch) | |
| tree | d775c89c34ecb6e23ab2980efaa60e0b0d871b5a /libexec/ld.so/hppa/ldasm.S | |
| parent | c31c16a922295865d6d84602f121552b52b82ad2 (diff) | |
Make lazy binding work on hppa.
ok miod@
Diffstat (limited to 'libexec/ld.so/hppa/ldasm.S')
| -rw-r--r-- | libexec/ld.so/hppa/ldasm.S | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/libexec/ld.so/hppa/ldasm.S b/libexec/ld.so/hppa/ldasm.S index 6f5f6e6446c..69827916c1e 100644 --- a/libexec/ld.so/hppa/ldasm.S +++ b/libexec/ld.so/hppa/ldasm.S @@ -1,4 +1,4 @@ -/* $OpenBSD: ldasm.S,v 1.4 2006/05/03 16:10:52 drahn Exp $ */ +/* $OpenBSD: ldasm.S,v 1.5 2010/01/03 22:18:04 kettenis Exp $ */ /* * Copyright (c) 2004 Michael Shalayeff @@ -123,6 +123,13 @@ ENTRY(hppa_call,0) ldwm -HPPA_FRAME_SIZE(sp), r3 EXIT(hppa_call) +/* + * This is a magic branch instruction that is used by GCC's + * __canonicalize_funcptr_for_compare() function to fixup relocations + * in order to do function pointer comparisons. + */ + bl _dl_bind, rp + ENTRY(_dl_bind_start,32) copy r3, r1 copy sp, r3 @@ -133,6 +140,7 @@ ENTRY(_dl_bind_start,32) stw arg1, HPPA_FRAME_ARG(1)(r3) stw arg2, HPPA_FRAME_ARG(2)(r3) stw arg3, HPPA_FRAME_ARG(3)(r3) + stw t1, 4(r3) stw ret0, 8(r3) stw ret1, 12(r3) @@ -150,6 +158,7 @@ ENTRY(_dl_bind_start,32) ldw HPPA_FRAME_ARG(1)(r3), arg1 ldw HPPA_FRAME_ARG(2)(r3), arg2 ldw HPPA_FRAME_ARG(3)(r3), arg3 + ldw 4(r3), t1 ldw 8(r3), ret0 ldw 12(r3), ret0 |