* configure.ac: Test for .dtprelword support on MIPS.

[pf3gnuchains/gcc-fork.git] / gcc / config / mips / mips.c

diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
index 0cb1d1a..da93ddc 100644 (file)
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -428,6 +428,7 @@ static void mips_extra_live_on_entry (bitmap);
 static int mips_comp_type_attributes (tree, tree);
 static int mips_mode_rep_extended (enum machine_mode, enum machine_mode);
 static bool mips_offset_within_alignment_p (rtx, HOST_WIDE_INT);
+static void mips_output_dwarf_dtprel (FILE *, int, rtx) ATTRIBUTE_UNUSED;
 
 /* Structure to be filled in by compute_frame_size with register
    save masks, and offsets for the current function.  */
@@ -1326,6 +1327,11 @@ static const unsigned char mips16e_save_restore_regs[] = {
 #undef  TARGET_COMP_TYPE_ATTRIBUTES
 #define TARGET_COMP_TYPE_ATTRIBUTES mips_comp_type_attributes
 
+#ifdef HAVE_AS_DTPRELWORD
+#undef TARGET_ASM_OUTPUT_DWARF_DTPREL
+#define TARGET_ASM_OUTPUT_DWARF_DTPREL mips_output_dwarf_dtprel
+#endif
+
 struct gcc_target targetm = TARGET_INITIALIZER;
 
 
@@ -11819,4 +11825,26 @@ mips_mode_rep_extended (enum machine_mode mode, enum machine_mode mode_rep)
   return UNKNOWN;
 }
 \f
+/* MIPS implementation of TARGET_ASM_OUTPUT_DWARF_DTPREL.  */
+
+static void
+mips_output_dwarf_dtprel (FILE *file, int size, rtx x)
+{
+  switch (size)
+    {
+    case 4:
+      fputs ("\t.dtprelword\t", file);
+      break;
+
+    case 8:
+      fputs ("\t.dtpreldword\t", file);
+      break;
+
+    default:
+      gcc_unreachable ();
+    }
+  output_addr_const (file, x);
+  fputs ("+0x8000", file);
+}
+\f
 #include "gt-mips.h"