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Applied patch from Phillip Blundell <pb@nexus.co.uk>:

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This patch fixes a couple of Linux-specific problems with profiling and
  debugging.  It's against the trunk version.  Without it gdb reports wrong
  line numbers and -pg does not work at all.

From-SVN: r25972
This commit is contained in:
Philip Blundell 1999-03-25 09:45:15 +00:00 committed by Nick Clifton
parent fe1e8929ab
commit 925a60f3e7
2 changed files with 34 additions and 7 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
1999-03-25 Philip Blundell <pb@nexus.co.uk>
Based on patch from Jim Studt <jim@federated.com>:
* config/arm/linux-elf.h (STARTFILE_SPEC, ENDFILE_SPEC): Copy
definitions from config/linux.h.
(DBX_BLOCKS_FUNCTION_RELATIVE): Define to 1.
Thu Mar 25 02:12:42 1999 Finn Hakansson <finn@axis.com>
* rtl.h (MEM_COPY_ATTRIBUTES): Remove unnecessary ending backslash.

34
gcc/config/arm/linux-elf.h
View File

@ -49,13 +49,26 @@ Boston, MA 02111-1307, USA. */
#define LIBGCC_SPEC "%{msoft-float:-lfloat} -lgcc"
/* Add the compiler's crtend, and the library's crtn. */
#define ENDFILE_SPEC "%{!shared:crtend.o%s} %{shared:crtendS.o%s} \
%{pg:gcrtn.o%s}%{!pg:crtn.o%s}"
/* Provide a STARTFILE_SPEC appropriate for GNU/Linux. Here we add
the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
provides part of the support for getting C++ file-scope static
object constructed before entering `main'. */
#define STARTFILE_SPEC \
"%{!shared: \
%{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
%{!p:%{profile:gcrt1.o%s} \
%{!profile:crt1.o%s}}}} \
crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
#define STARTFILE_SPEC "%{!shared:crt1.o%s} \
crti.o%s \
%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
/* Provide a ENDFILE_SPEC appropriate for GNU/Linux. Here we tack on
the GNU/Linux magical crtend.o file (see crtstuff.c) which
provides part of the support for getting C++ file-scope static
object constructed before entering `main', followed by a normal
GNU/Linux "finalizer" file, `crtn.o'. */
#define ENDFILE_SPEC \
"%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
#define LINK_SPEC "%{h*} %{version:-v} \
%{b} %{Wl,*:%*} \
@ -218,9 +231,16 @@ const_section () \
fputc ('\n', FILE); } while (0)
/* Make DWARF2 an option, but keep DBX as the default for now.
Use -gdwarf2 to turn on DWARF2. */
Use -gdwarf-2 to turn on DWARF2. */
#define DWARF2_DEBUGGING_INFO
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
/* Make LBRAC and RBRAC addresses relative to the start of the
function. The native Solaris stabs debugging format works this
way, gdb expects it, and it reduces the number of relocation
entries. */
#define DBX_BLOCKS_FUNCTION_RELATIVE 1
#include "arm/elf.h"
#include "arm/linux-gas.h"