diff options
Diffstat (limited to 'gdb/dwarfread.c')
| -rw-r--r-- | gdb/dwarfread.c | 96 |
1 files changed, 57 insertions, 39 deletions
diff --git a/gdb/dwarfread.c b/gdb/dwarfread.c index 5c18487..5d1518d 100644 --- a/gdb/dwarfread.c +++ b/gdb/dwarfread.c @@ -24,42 +24,60 @@ /* If you are looking for DWARF-2 support, you are in the wrong file. - Go look in dwarf2read.c. This file is for the original DWARF. - - DWARF (also known as DWARF-1) is headed for obsoletion. - - In gcc 3.2.1, these targets prefer dwarf-1: - - i[34567]86-sequent-ptx4* # TD-R2 - i[34567]86-sequent-sysv4* # TD-R2 - i[34567]86-dg-dgux* # obsolete in gcc 3.2.1, to be removed in 3.3 - m88k-dg-dgux* # TD-R2 - mips-sni-sysv4 # TD-R2 - sparc-hal-solaris2* # TD-R2 - - Configurations marked with "# TD-R2" are on Zach Weinberg's list - of "Target Deprecation, Round 2". This is a candidate list of - targets to be deprecated in gcc 3.3 and removed in gcc 3.4. - - http://gcc.gnu.org/ml/gcc/2002-12/msg00702.html - - gcc 2.95.3 had many configurations which prefer dwarf-1. - We may have to support dwarf-1 as long as we support gcc 2.95.3. - This could use more analysis. - - DG/UX (Data General Unix) used dwarf-1 for its native format. - DG/UX uses gcc for its system C compiler, but they have their - own linker and their own debuggers. - - Takis Psarogiannakopoulos has a complete gnu toolchain for DG/UX - with gcc 2.95.3, gdb 5.1, and debug formats of dwarf-2 and stabs. - For more info, see PR gdb/979 and PR gdb/1013; also: - - http://sources.redhat.com/ml/gdb/2003-02/msg00074.html - - There may be non-gcc compilers that still emit dwarf-1. - - -- chastain 2003-02-04 + Go look in dwarf2read.c. This file is for the original DWARF, + also known as DWARF-1. + + DWARF-1 is slowly headed for obsoletion. + + In gcc HEAD 2003-11-29 16:28:31 UTC, no targets prefer dwarf-1. + + In gcc 3.3.2, these targets prefer dwarf-1: + + i[34567]86-sequent-ptx4* + i[34567]86-sequent-sysv4* + mips-sni-sysv4 + sparc-hal-solaris2* + + In gcc 3.2.2, these targets prefer dwarf-1: + + i[34567]86-dg-dgux* + i[34567]86-sequent-ptx4* + i[34567]86-sequent-sysv4* + m88k-dg-dgux* + mips-sni-sysv4 + sparc-hal-solaris2* + + In gcc 2.95.3, these targets prefer dwarf-1: + + i[34567]86-dg-dgux* + i[34567]86-ncr-sysv4* + i[34567]86-sequent-ptx4* + i[34567]86-sequent-sysv4* + i[34567]86-*-osf1* + i[34567]86-*-sco3.2v5* + i[34567]86-*-sysv4* + i860-alliant-* + i860-*-sysv4* + m68k-atari-sysv4* + m68k-cbm-sysv4* + m68k-*-sysv4* + m88k-dg-dgux* + m88k-*-sysv4* + mips-sni-sysv4 + mips-*-gnu* + sh-*-elf* + sh-*-rtemself* + sparc-hal-solaris2* + sparc-*-sysv4* + + Some non-gcc compilers produce dwarf-1: + + PR gdb/1179 was from a user with Diab C++ 4.3. + Other users have also reported using Diab compilers with dwarf-1. + On 2003-06-09 the gdb list received a report from a user + with Absoft ProFortran f77 which is dwarf-1. + + -- chastain 2003-12-01 */ /* @@ -1802,7 +1820,7 @@ handle_producer (char *producer) /* If this compilation unit was compiled with g++ or gcc, then set the processing_gcc_compilation flag. */ - if (STREQN (producer, GCC_PRODUCER, strlen (GCC_PRODUCER))) + if (DEPRECATED_STREQN (producer, GCC_PRODUCER, strlen (GCC_PRODUCER))) { char version = producer[strlen (GCC_PRODUCER)]; processing_gcc_compilation = (version == '2' ? 2 : 1); @@ -1820,7 +1838,7 @@ handle_producer (char *producer) if (AUTO_DEMANGLING) { - if (STREQN (producer, GPLUS_PRODUCER, strlen (GPLUS_PRODUCER))) + if (DEPRECATED_STREQN (producer, GPLUS_PRODUCER, strlen (GPLUS_PRODUCER))) { #if 0 /* For now, stay with AUTO_DEMANGLING for g++ output, as we don't @@ -1828,7 +1846,7 @@ handle_producer (char *producer) set_demangling_style (GNU_DEMANGLING_STYLE_STRING); #endif } - else if (STREQN (producer, LCC_PRODUCER, strlen (LCC_PRODUCER))) + else if (DEPRECATED_STREQN (producer, LCC_PRODUCER, strlen (LCC_PRODUCER))) { set_demangling_style (LUCID_DEMANGLING_STYLE_STRING); } |