a30da1c424
Update to latest 2.16 git head OBS-URL: https://build.opensuse.org/request/show/131848 OBS-URL: https://build.opensuse.org/package/show/Base:System/glibc?expand=0&rev=208
158 lines
6.7 KiB
Diff
158 lines
6.7 KiB
Diff
From schwab@linux-m68k.org Wed, 02 May 2012 17:13:26 +0200
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From: Andreas Schwab <schwab@linux-m68k.org>
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To: Alan Modra <amodra@gmail.com>
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Cc: libc-alpha@sourceware.org
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Subject: [PATCH v2] Fix missing _mcount@GLIBC_2.0 on powerpc32
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References: <m24nryrjy1.fsf@igel.home>
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<20120502113123.GC635@bubble.grove.modra.org>
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X-Yow: I want to read my new poem about pork brains and outer space...
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Date: Wed, 02 May 2012 17:13:26 +0200
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In-Reply-To: <20120502113123.GC635@bubble.grove.modra.org> (Alan Modra's
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message of "Wed, 2 May 2012 21:01:23 +0930")
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[BZ #14042]
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* sysdeps/powerpc/powerpc32/ppc-mcount.S [SHARED]: Don't use PLT
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for call to __mcount_internal.
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* sysdeps/powerpc/powerpc32/Makefile (sysdep_routines)
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(shared-only-routines) [$(subdir) = gmon]: Add compat-ppc-mcount.
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* sysdeps/powerpc/powerpc32/compat-ppc-mcount.S: New file.
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---
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sysdeps/powerpc/powerpc32/Makefile | 3 ++-
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sysdeps/powerpc/powerpc32/compat-ppc-mcount.S | 11 +++++++++++
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sysdeps/powerpc/powerpc32/ppc-mcount.S | 6 +++++-
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3 files changed, 18 insertions(+), 2 deletions(-)
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create mode 100644 sysdeps/powerpc/powerpc32/compat-ppc-mcount.S
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diff --git a/sysdeps/powerpc/powerpc32/Makefile b/sysdeps/powerpc/powerpc32/Makefile
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index aa2d0b9..64f7900 100644
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--- a/sysdeps/powerpc/powerpc32/Makefile
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+++ b/sysdeps/powerpc/powerpc32/Makefile
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@@ -6,8 +6,9 @@ sysdep-LDFLAGS += -msoft-float
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endif
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ifeq ($(subdir),gmon)
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-sysdep_routines += ppc-mcount
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+sysdep_routines += ppc-mcount compat-ppc-mcount
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static-only-routines += ppc-mcount
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+shared-only-routines += compat-ppc-mcount
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endif
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ifeq ($(subdir),misc)
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diff --git a/sysdeps/powerpc/powerpc32/compat-ppc-mcount.S b/sysdeps/powerpc/powerpc32/compat-ppc-mcount.S
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new file mode 100644
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index 0000000..2a9cb24
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--- /dev/null
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+++ b/sysdeps/powerpc/powerpc32/compat-ppc-mcount.S
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@@ -0,0 +1,11 @@
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+#include <shlib-compat.h>
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+
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+#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_15)
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+
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+ compat_text_section
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+# define _mcount __compat_mcount
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+# include "ppc-mcount.S"
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+# undef _mcount
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+
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+compat_symbol (libc, __compat_mcount, _mcount, GLIBC_2_0)
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+#endif
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diff --git a/sysdeps/powerpc/powerpc32/ppc-mcount.S b/sysdeps/powerpc/powerpc32/ppc-mcount.S
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index 9a3c041..911638b 100644
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--- a/sysdeps/powerpc/powerpc32/ppc-mcount.S
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+++ b/sysdeps/powerpc/powerpc32/ppc-mcount.S
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@@ -1,5 +1,5 @@
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/* PowerPC-specific implementation of profiling support.
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- Copyright (C) 1997, 1999, 2005, 2006 Free Software Foundation, Inc.
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+ Copyright (C) 1997-2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@@ -57,7 +57,11 @@ ENTRY(_mcount)
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stw r4, 44(r1)
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cfi_offset (lr, -4)
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stw r5, 8(r1)
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+#ifndef SHARED
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bl JUMPTARGET(__mcount_internal)
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+#else
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+ bl __mcount_internal@local
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+#endif
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/* Restore the registers... */
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lwz r6, 8(r1)
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lwz r0, 44(r1)
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--
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1.7.10.1
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--
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Andreas Schwab, schwab@linux-m68k.org
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GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
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"And now for something completely different."
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