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| author | Alan Modra <amodra@gmail.com> | 2001-05-03 01:08:44 +0000 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2001-05-03 01:08:44 +0000 |
| commit | 636c26b044901d23dd7277276dd00a346001ec66 (patch) | |
| tree | 86828ade80810bef6411940cb3f244b7ee931b37 /gas/config | |
| parent | 14fe918ef2fd49b88be88e9dc0fe025c61440e4e (diff) | |
| download | gdb-636c26b044901d23dd7277276dd00a346001ec66.zip gdb-636c26b044901d23dd7277276dd00a346001ec66.tar.gz gdb-636c26b044901d23dd7277276dd00a346001ec66.tar.bz2 | |
* config/tc-i386.c (i386_displacement): Call as_bad for bad GOTOFF
expressions rather than triggering an assert.
Diffstat (limited to 'gas/config')
| -rw-r--r-- | gas/config/tc-i386.c | 36 |
1 files changed, 22 insertions, 14 deletions
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c index 69dd6c0..57b9b0f 100644 --- a/gas/config/tc-i386.c +++ b/gas/config/tc-i386.c @@ -3466,6 +3466,19 @@ i386_displacement (disp_start, disp_end) exp_seg = expression (exp); + SKIP_WHITESPACE (); + if (*input_line_pointer) + as_bad (_("junk `%s' after expression"), input_line_pointer); +#if GCC_ASM_O_HACK + RESTORE_END_STRING (disp_end + 1); +#endif + RESTORE_END_STRING (disp_end); + input_line_pointer = save_input_line_pointer; +#ifndef LEX_AT + if (gotfree_input_line) + free (gotfree_input_line); +#endif + #ifdef BFD_ASSEMBLER /* We do this to make sure that the section symbol is in the symbol table. We will ultimately change the relocation @@ -3473,10 +3486,18 @@ i386_displacement (disp_start, disp_end) if (i.reloc[this_operand] == BFD_RELOC_386_GOTOFF || i.reloc[this_operand] == BFD_RELOC_X86_64_GOTPCREL) { + if (exp->X_op != O_symbol) + { + as_bad (_("bad expression used with @%s"), + (i.reloc[this_operand] == BFD_RELOC_X86_64_GOTPCREL + ? "GOTPCREL" + : "GOTOFF")); + return 0; + } + if (S_IS_LOCAL (exp->X_add_symbol) && S_GET_SEGMENT (exp->X_add_symbol) != undefined_section) section_symbol (S_GET_SEGMENT (exp->X_add_symbol)); - assert (exp->X_op == O_symbol); exp->X_op = O_subtract; exp->X_op_symbol = GOT_symbol; if (i.reloc[this_operand] == BFD_RELOC_X86_64_GOTPCREL) @@ -3486,19 +3507,6 @@ i386_displacement (disp_start, disp_end) } #endif - SKIP_WHITESPACE (); - if (*input_line_pointer) - as_bad (_("junk `%s' after expression"), input_line_pointer); -#if GCC_ASM_O_HACK - RESTORE_END_STRING (disp_end + 1); -#endif - RESTORE_END_STRING (disp_end); - input_line_pointer = save_input_line_pointer; -#ifndef LEX_AT - if (gotfree_input_line) - free (gotfree_input_line); -#endif - if (exp->X_op == O_absent || exp->X_op == O_big) { /* Missing or bad expr becomes absolute 0. */ |