From de342d07b98eff6da5067f59d7f67ba17aa63043 Mon Sep 17 00:00:00 2001 From: Jeff Law Date: Wed, 5 Sep 2001 02:01:08 +0000 Subject: [PATCH] * tc-h8300.c (tc_gen_reloc): Give an error if we try to take the address of two symbols in different sections. --- gas/ChangeLog | 5 +++++ gas/config/tc-h8300.c | 14 ++++++++++++-- 2 files changed, 17 insertions(+), 2 deletions(-) diff --git a/gas/ChangeLog b/gas/ChangeLog index d038b8c..0e61a6b 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,8 @@ +Tue Sep 4 20:01:19 2001 Jeffrey A Law (law@cygnus.com) + + * tc-h8300.c (tc_gen_reloc): Give an error if we try to take the + address of two symbols in different sections. + 2001-08-31 Eric Christopher Jason Eckhardt diff --git a/gas/config/tc-h8300.c b/gas/config/tc-h8300.c index f4f5063..05c49dc 100644 --- a/gas/config/tc-h8300.c +++ b/gas/config/tc-h8300.c @@ -1147,9 +1147,8 @@ build_bytes (this_try, operand) want the relocation's offset to point to the first byte that will be modified, not to the start of the instruction. */ where += 1; - - #endif + /* This jmp may be a jump or a branch. */ check_operand (operand + i, Hmode ? 0xffffff : 0xffff, "@"); @@ -1624,6 +1623,17 @@ tc_gen_reloc (section, fixp) arelent *rel; bfd_reloc_code_real_type r_type; + if (fixp->fx_addsy && fixp->fx_subsy) + { + if ((S_GET_SEGMENT (fixp->fx_addsy) != S_GET_SEGMENT (fixp->fx_subsy)) + || S_GET_SEGMENT (fixp->fx_addsy) == undefined_section) + { + as_bad_where (fixp->fx_file, fixp->fx_line, + "Difference of symbols in different sections is not supported"); + return NULL; + } + } + rel = (arelent *) xmalloc (sizeof (arelent)); rel->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *)); *rel->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy); -- 2.7.4