Fix a potential illegal memory access whilt parsing an x86 insn.

[deliverable/binutils-gdb.git] / gas / config / tc-rl78.h

diff --git a/gas/config/tc-rl78.h b/gas/config/tc-rl78.h
index 5b6a3125c225c0b7a7b756cf41dfd39775cb7acd..315bd7e7d367a6e05db81e56c0f7e3192481aebe 100644 (file)
--- a/gas/config/tc-rl78.h
+++ b/gas/config/tc-rl78.h
@@ -1,5 +1,5 @@
 /* tc-rl78.h - header file for Renesas RL78
-   Copyright (C) 2011-2014 Free Software Foundation, Inc.
+   Copyright (C) 2011-2019 Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.
 
@@ -53,7 +53,7 @@ extern void rl78_md_end (void);
 extern int rl78_relax_frag (segT, fragS *, long);
 
 #define TC_FRAG_TYPE struct rl78_bytesT *
-#define TC_FRAG_INIT rl78_frag_init
+#define TC_FRAG_INIT(fragp, max_bytes) rl78_frag_init (fragp)
 extern void rl78_frag_init (fragS *);
 
 /* Call md_pcrel_from_section(), not md_pcrel_from().  */
@@ -82,3 +82,22 @@ extern void rl78_handle_align (fragS *);
 
 #define elf_tc_final_processing        rl78_elf_final_processing
 extern void rl78_elf_final_processing (void);
+
+#define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES)  \
+  ((EXP)->X_md = 0, expression (EXP), TC_PARSE_CONS_RETURN_NONE)
+
+#define TC_LINKRELAX_FIXUP(seg) ((seg->flags & SEC_CODE) || (seg->flags & SEC_DEBUGGING))
+
+/* Do not adjust relocations involving symbols in code sections,
+   because it breaks linker relaxations.  This could be fixed in the
+   linker, but this fix is simpler, and it pretty much only affects
+   object size a little bit.  */
+#define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEC) \
+  (GENERIC_FORCE_RELOCATION_SUB_SAME (FIX, SEC)        \
+   || ((SEC)->flags & SEC_CODE) != 0           \
+   || ((SEC)->flags & SEC_DEBUGGING) != 0      \
+   || TC_FORCE_RELOCATION (FIX))
+
+#define DWARF2_USE_FIXED_ADVANCE_PC 1
+
+#define TC_FORCE_RELOCATION(FIX) (linkrelax)