* pa.c (pa_reorg): Explode ADDR_DIFF_VEC insns too.

From-SVN: r14577

diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c
index db6c495..b1b9d9d 100644 (file)
--- a/gcc/config/pa/pa.c
+++ b/gcc/config/pa/pa.c
@@ -5809,16 +5809,17 @@ pa_reorg (insns)
   /* This is fairly cheap, so always run it if optimizing.  */
   if (optimize > 0 && !TARGET_BIG_SWITCH)
     {
-      /* Find and explode all ADDR_VEC insns.  */
+      /* Find and explode all ADDR_VEC or ADDR_DIFF_VEC insns.  */
       insns = get_insns ();
       for (insn = insns; insn; insn = NEXT_INSN (insn))
        {
          rtx pattern, tmp, location;
          unsigned int length, i;
 
-         /* Find an ADDR_VEC insn to explode.  */
+         /* Find an ADDR_VEC or ADDR_DIFF_VEC insn to explode.  */
          if (GET_CODE (insn) != JUMP_INSN
-             || GET_CODE (PATTERN (insn)) != ADDR_VEC)
+             || (GET_CODE (PATTERN (insn)) != ADDR_VEC
+                 && GET_CODE (PATTERN (insn)) != ADDR_DIFF_VEC))
            continue;
 
          /* If needed, emit marker for the beginning of the branch table.  */
@@ -5827,7 +5828,7 @@ pa_reorg (insns)
 
          pattern = PATTERN (insn);
          location = PREV_INSN (insn);
-          length = XVECLEN (pattern, 0);
+          length = XVECLEN (pattern, GET_CODE (pattern) == ADDR_DIFF_VEC);
 
          for (i = 0; i < length; i++)
            {
@@ -5838,12 +5839,24 @@ pa_reorg (insns)
              emit_label_after (tmp, location);
              location = NEXT_INSN (location);
 
-             /* Emit the jump itself.  */
-             tmp = gen_switch_jump (XEXP (XVECEXP (pattern, 0, i), 0));
-             tmp = emit_jump_insn_after (tmp, location);
-             JUMP_LABEL (tmp) = XEXP (XVECEXP (pattern, 0, i), 0);
-             LABEL_NUSES (JUMP_LABEL (tmp))++;
-             location = NEXT_INSN (location);
+             if (GET_CODE (pattern) == ADDR_VEC)
+               {
+                 /* Emit the jump itself.  */
+                 tmp = gen_switch_jump (XEXP (XVECEXP (pattern, 0, i), 0));
+                 tmp = emit_jump_insn_after (tmp, location);
+                 JUMP_LABEL (tmp) = XEXP (XVECEXP (pattern, 0, i), 0);
+                 LABEL_NUSES (JUMP_LABEL (tmp))++;
+                 location = NEXT_INSN (location);
+               }
+             else
+               {
+                 /* Emit the jump itself.  */
+                 tmp = gen_switch_jump (XEXP (XVECEXP (pattern, 1, i), 0));
+                 tmp = emit_jump_insn_after (tmp, location);
+                 JUMP_LABEL (tmp) = XEXP (XVECEXP (pattern, 1, i), 0);
+                 LABEL_NUSES (JUMP_LABEL (tmp))++;
+                 location = NEXT_INSN (location);
+               }
 
              /* Emit a BARRIER after the jump.  */
              emit_barrier_after (location);
@@ -5858,7 +5871,7 @@ pa_reorg (insns)
              emit_barrier_after (location);
            }
 
-         /* Delete the ADDR_VEC.  */
+         /* Delete the ADDR_VEC or ADDR_DIFF_VEC.  */
          delete_insn (insn);
        }
     }
@@ -5870,7 +5883,8 @@ pa_reorg (insns)
        {
          /* Find an ADDR_VEC insn.  */
          if (GET_CODE (insn) != JUMP_INSN
-             || GET_CODE (PATTERN (insn)) != ADDR_VEC)
+             || (GET_CODE (PATTERN (insn)) != ADDR_VEC
+                 && GET_CODE (PATTERN (insn)) != ADDR_DIFF_VEC))
            continue;
 
          /* Now generate markers for the beginning and end of the