h8300.c (dosize): Output r7/er7 instead of sp.

	* config/h8300/h8300.c (dosize): Output r7/er7 instead of sp.
	(push): Likewise.
	(pop): Likewise.
	(h8300_output_function_prologue): Likewise.
	(h8300_output_function_epilogue): Likewise.

From-SVN: r59718

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 64558f1047e5702dcff9b58c313804629c67d99c..ad643b8a8080718df505308e1c90db0d426eb2e7 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2002-12-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (dosize): Output r7/er7 instead of sp.
+       (push): Likewise.
+       (pop): Likewise.
+       (h8300_output_function_prologue): Likewise.
+       (h8300_output_function_epilogue): Likewise.
+
 Mon Dec  2 14:43:22 2002  J"orn Rennecke <joern.rennecke@superh.com>
 
        * expmed.c (store_bit_field): Use int_mode_for_mode to find

diff --git a/gcc/config/h8300/h8300.c b/gcc/config/h8300/h8300.c
index 84ce43684a072c6d85f8012494cd1c99cc5f510a..bf8218623c7e3714ac6ad385cac214712cd752a0 100644 (file)
--- a/gcc/config/h8300/h8300.c
+++ b/gcc/config/h8300/h8300.c
@@ -418,16 +418,20 @@ dosize (file, op, size)
           amount > 0;
           amount /= 2)
        {
+         char insn[100];
+
+         sprintf (insn, "\t%ss\t#%d,%s\n", op, amount,
+                  TARGET_H8300 ? "r7" : "er7");
          for (; size >= amount; size -= amount)
-           fprintf (file, "\t%ss\t#%d,sp\n", op, amount);
+           fputs (insn, file);
        }
     }
   else
     {
       if (TARGET_H8300)
-       fprintf (file, "\tmov.w\t#%d,r3\n\t%s.w\tr3,sp\n", size, op);
+       fprintf (file, "\tmov.w\t#%d,r3\n\t%s.w\tr3,r7\n", size, op);
       else
-       fprintf (file, "\t%s.l\t#%d,sp\n", op, size);
+       fprintf (file, "\t%s.l\t#%d,er7\n", op, size);
     }
 }
 
@@ -471,7 +475,10 @@ push (file, rn)
      FILE *file;
      int rn;
 {
-  fprintf (file, "\t%s\t%s\n", h8_push_op, h8_reg_names[rn]);
+  if (TARGET_H8300)
+    fprintf (file, "\t%s\t%s,@-r7\n", h8_mov_op, h8_reg_names[rn]);
+  else
+    fprintf (file, "\t%s\t%s,@-er7\n", h8_mov_op, h8_reg_names[rn]);
 }
 
 /* Output assembly language code to pop register RN.  */
@@ -481,7 +488,10 @@ pop (file, rn)
      FILE *file;
      int rn;
 {
-  fprintf (file, "\t%s\t%s\n", h8_pop_op, h8_reg_names[rn]);
+  if (TARGET_H8300)
+    fprintf (file, "\t%s\t@r7+,%s\n", h8_mov_op, h8_reg_names[rn]);
+  else
+    fprintf (file, "\t%s\t@er7+,%s\n", h8_mov_op, h8_reg_names[rn]);
 }
 
 /* This is what the stack looks like after the prolog of
@@ -604,7 +614,7 @@ h8300_output_function_prologue (file, size)
          if (n_regs == 1)
            push (file, regno);
          else
-           fprintf (file, "\tstm.l\t%s-%s,@-sp\n",
+           fprintf (file, "\tstm.l\t%s-%s,@-er7\n",
                     h8_reg_names[regno],
                     h8_reg_names[regno + (n_regs - 1)]);
        }
@@ -670,7 +680,7 @@ h8300_output_function_epilogue (file, size)
          if (n_regs == 1)
            pop (file, regno);
          else
-           fprintf (file, "\tldm.l\t@sp+,%s-%s\n",
+           fprintf (file, "\tldm.l\t@er7+,%s-%s\n",
                     h8_reg_names[regno - (n_regs - 1)],
                     h8_reg_names[regno]);
        }