* tm-sparc.h, dbxread.c (read_ofile_symtab): Install Jim Wilson's
fix to differentiate between gcc1 & gcc2 compiled files so that we can debug calls that pass structs as args correctly. * symmisc.c (dump_symtab): If block was compiled with gcc, say so, and what version.
This commit is contained in:
Stu Grossman
parent
b869d3f47f
commit
1aed676612
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@ -1,5 +1,11 @@
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Fri Sep 25 15:13:44 1992 Stu Grossman (grossman at cygnus.com)
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* tm-sparc.h, dbxread.c (read_ofile_symtab): Install Jim Wilson's
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fix to differentiate between gcc1 & gcc2 compiled files so that we
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can debug calls that pass structs as args correctly.
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* symmisc.c (dump_symtab): If block was compiled with gcc, say
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so, and what version.
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* remote.c (remote_wait): Make regs be char to avoid picayune
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ANSI compiler warnings.
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@ -1468,10 +1468,14 @@ read_ofile_symtab (objfile, sym_offset, sym_size, text_offset, text_size,
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SET_NAMESTRING ();
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processing_gcc_compilation =
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(bufp->n_type == N_TEXT
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&& (strcmp (namestring, GCC_COMPILED_FLAG_SYMBOL) == 0
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|| strcmp(namestring, GCC2_COMPILED_FLAG_SYMBOL) == 0));
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processing_gcc_compilation = 0;
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if (bufp->n_type == N_TEXT)
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{
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if (strcmp (namestring, GCC_COMPILED_FLAG_SYMBOL) == 0)
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processing_gcc_compilation = 1;
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else if (strcmp (namestring, GCC2_COMPILED_FLAG_SYMBOL) == 0)
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processing_gcc_compilation = 2;
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}
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/* Try to select a C++ demangling based on the compilation unit
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producer. */
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@ -1479,7 +1483,7 @@ read_ofile_symtab (objfile, sym_offset, sym_size, text_offset, text_size,
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if (processing_gcc_compilation)
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{
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#if 1 /* Works, but is experimental. -fnf */
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if (current_demangling_style == auto_demangling)
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if (AUTO_DEMANGLING)
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{
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set_demangling_style (GNU_DEMANGLING_STYLE_STRING);
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}
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@ -1523,18 +1527,22 @@ read_ofile_symtab (objfile, sym_offset, sym_size, text_offset, text_size,
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}
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/* We skip checking for a new .o or -l file; that should never
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happen in this routine. */
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else if (type == N_TEXT
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&& (strcmp (namestring, GCC_COMPILED_FLAG_SYMBOL) == 0
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|| strcmp (namestring, GCC2_COMPILED_FLAG_SYMBOL) == 0))
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else if (type == N_TEXT)
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{
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/* I don't think this code will ever be executed, because
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the GCC_COMPILED_FLAG_SYMBOL usually is right before
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the N_SO symbol which starts this source file.
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However, there is no reason not to accept
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the GCC_COMPILED_FLAG_SYMBOL anywhere. */
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processing_gcc_compilation = 1;
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processing_gcc_compilation = 0;
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if (strcmp (namestring, GCC_COMPILED_FLAG_SYMBOL) == 0)
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processing_gcc_compilation = 1;
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else if (strcmp (namestring, GCC2_COMPILED_FLAG_SYMBOL) == 0)
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processing_gcc_compilation = 2;
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#if 1 /* Works, but is experimental. -fnf */
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if (current_demangling_style == auto_demangling)
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if (AUTO_DEMANGLING)
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{
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set_demangling_style (GNU_DEMANGLING_STYLE_STRING);
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}
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@ -1958,11 +1966,11 @@ process_one_symbol (type, desc, valu, name, section_offsets, objfile)
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case N_OPT: /* Solaris 2: Compiler options */
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if (name)
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{
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if (!strcmp (name, GCC2_COMPILED_FLAG_SYMBOL))
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if (strcmp (name, GCC2_COMPILED_FLAG_SYMBOL) == 0)
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{
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processing_gcc_compilation = 1;
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processing_gcc_compilation = 2;
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#if 1 /* Works, but is experimental. -fnf */
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if (current_demangling_style == auto_demangling)
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if (AUTO_DEMANGLING)
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{
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set_demangling_style (GNU_DEMANGLING_STYLE_STRING);
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}
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@ -2045,16 +2053,16 @@ copy_pending (beg, begi, end)
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adjusted for elf details. */
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void
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DEFUN(elfstab_build_psymtabs, (objfile, section_offsets, mainline,
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elfstab_build_psymtabs (objfile, section_offsets, mainline,
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staboffset, stabsize,
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stabstroffset, stabstrsize),
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struct objfile *objfile AND
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struct section_offsets *section_offsets AND
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int mainline AND
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unsigned int staboffset AND
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unsigned int stabsize AND
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unsigned int stabstroffset AND
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unsigned int stabstrsize)
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stabstroffset, stabstrsize)
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struct objfile *objfile;
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struct section_offsets *section_offsets;
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int mainline;
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unsigned int staboffset;
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unsigned int stabsize;
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unsigned int stabstroffset;
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unsigned int stabstrsize;
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{
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int val;
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bfd *sym_bfd = objfile->obfd;
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@ -30,13 +30,13 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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(a lie, and a serious one since we don't know which register to
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use), and a LOC_REGISTER saying that the struct is in a register
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(sort of a lie, but fixable with REG_STRUCT_HAS_ADDR). Gcc version
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two (as of 1.92) behaves like sun cc, but I don't know how we can
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distinguish between gcc version 1 and gcc version 2.
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two (as of 1.92) behaves like sun cc. REG_STRUCT_HAS_ADDR is smart
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enough to distinguish between Sun cc, gcc version 1 and gcc version 2.
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This still doesn't work if the argument is not one passed in a
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register (i.e. it's the 7th or later argument). */
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#define REG_STRUCT_HAS_ADDR(gcc_p) (!(gcc_p))
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#define STRUCT_ARG_SYM_GARBAGE(gcc_p) (!(gcc_p))
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#define REG_STRUCT_HAS_ADDR(gcc_p) (gcc_p != 1)
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#define STRUCT_ARG_SYM_GARBAGE(gcc_p) (gcc_p != 1)
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/* If Pcc says that a parameter is a short, it's a short. This is
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because the parameter does get passed in in a register as an int,
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