Rename PowerPC64 pcrel GOT TLS relocations

[deliverable/binutils-gdb.git] / gas / config / tc-xtensa.c

diff --git a/gas/config/tc-xtensa.c b/gas/config/tc-xtensa.c
index 71d4d94a8d7d707e8c02ad13e8889540b1616e9c..14a5a2a9497e45abdf2035b77f95e59970a327c5 100644 (file)
--- a/gas/config/tc-xtensa.c
+++ b/gas/config/tc-xtensa.c
@@ -35,6 +35,10 @@
 #define XSHAL_ABI 0
 #endif
 
+#ifndef XTENSA_MARCH_EARLIEST
+#define XTENSA_MARCH_EARLIEST 0
+#endif
+
 #ifndef uint32
 #define uint32 unsigned int
 #endif
@@ -74,6 +78,8 @@ const char FLT_CHARS[] = "rRsSfFdDxXpP";
 bfd_boolean density_supported;
 bfd_boolean absolute_literals_supported;
 
+static unsigned microarch_earliest;
+
 static vliw_insn cur_vinsn;
 
 unsigned xtensa_num_pipe_stages;
@@ -2502,6 +2508,18 @@ xg_translate_idioms (char **popname, int *pnum_args, char **arg_strings)
       return 0;
     }
 
+  /* Without an operand, this is given a default immediate operand of 0.  */
+  if ((strcmp (opname, "simcall") == 0 && microarch_earliest >= 280000))
+    {
+      if (*pnum_args == 0)
+       {
+         arg_strings[0] = (char *) xmalloc (2);
+         strcpy (arg_strings[0], "0");
+         *pnum_args = 1;
+       }
+      return 0;
+    }
+
   if (strcmp (opname, "bbsi.l") == 0)
     {
       if (xg_check_num_args (pnum_args, 3, opname, arg_strings))
@@ -5236,6 +5254,8 @@ xg_init_global_config (void)
 
   directive_state[directive_density] = XCHAL_HAVE_DENSITY;
   directive_state[directive_absolute_literals] = XSHAL_USE_ABSOLUTE_LITERALS;
+
+  microarch_earliest = XTENSA_MARCH_EARLIEST;
 }
 
 void
@@ -5974,18 +5994,24 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg)
     case BFD_RELOC_8:
       if (fixP->fx_subsy)
        {
+         bfd_boolean neg = S_GET_VALUE (fixP->fx_addsy) + fixP->fx_offset
+           < S_GET_VALUE (fixP->fx_subsy);
+
          switch (fixP->fx_r_type)
            {
            case BFD_RELOC_8:
-             fixP->fx_r_type = BFD_RELOC_XTENSA_DIFF8;
+             fixP->fx_r_type = neg
+               ? BFD_RELOC_XTENSA_NDIFF8 : BFD_RELOC_XTENSA_PDIFF8;
              fixP->fx_signed = 0;
              break;
            case BFD_RELOC_16:
-             fixP->fx_r_type = BFD_RELOC_XTENSA_DIFF16;
+             fixP->fx_r_type = neg
+               ? BFD_RELOC_XTENSA_NDIFF16 : BFD_RELOC_XTENSA_PDIFF16;
              fixP->fx_signed = 0;
              break;
            case BFD_RELOC_32:
-             fixP->fx_r_type = BFD_RELOC_XTENSA_DIFF32;
+             fixP->fx_r_type = neg
+               ? BFD_RELOC_XTENSA_NDIFF32 : BFD_RELOC_XTENSA_PDIFF32;
              fixP->fx_signed = 0;
              break;
            default: