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m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push the stack register.

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* config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
	the stack register.
	(expand_prologue): Don't make an interrupt or a trap handler a far
	symbol.
	(m68hc11_initial_elimination_offset): Likewise.

From-SVN: r79058
This commit is contained in:
Stephane Carrez 2004-03-07 11:00:30 +01:00 committed by Stephane Carrez
parent 7179b6dbfe
commit a75ea627dd
2 changed files with 18 additions and 4 deletions
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8
gcc/ChangeLog
View File

@ -1,3 +1,11 @@
2004-03-06 Stephane Carrez <stcarrez@nerim.fr>
* config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
the stack register.
(expand_prologue): Don't make an interrupt or a trap handler a far
symbol.
(m68hc11_initial_elimination_offset): Likewise.
2004-03-06 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (alpha_in_small_data_p): False for functions.

14
gcc/config/m68hc11/m68hc11.c
View File

@ -1402,15 +1402,19 @@ m68hc11_initial_elimination_offset (int from, int to)
/* For a trap handler, we must take into account the registers which
are pushed on the stack during the trap (except the PC). */
func_attr = TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl));
current_function_interrupt = lookup_attribute ("interrupt",
func_attr) != NULL_TREE;
trap_handler = lookup_attribute ("trap", func_attr) != NULL_TREE;
if (lookup_attribute ("far", func_attr) != 0)
current_function_far = 1;
else if (lookup_attribute ("near", func_attr) != 0)
current_function_far = 0;
else
current_function_far = TARGET_LONG_CALLS != 0;
current_function_far = (TARGET_LONG_CALLS != 0
&& !current_function_interrupt
&& !trap_handler);
trap_handler = lookup_attribute ("trap", func_attr) != NULL_TREE;
if (trap_handler && from == ARG_POINTER_REGNUM)
size = 7;
@ -1690,7 +1694,9 @@ expand_prologue (void)
else if (lookup_attribute ("near", func_attr) != NULL_TREE)
current_function_far = 0;
else
current_function_far = TARGET_LONG_CALLS != 0;
current_function_far = (TARGET_LONG_CALLS != 0
&& !current_function_interrupt
&& !current_function_trap);
/* Get the scratch register to build the frame and push registers.
If the first argument is a 32-bit quantity, the D+X registers
@ -3235,7 +3241,7 @@ m68hc11_gen_movhi (rtx insn, rtx *operands)
output_asm_insn ("psh%1", operands);
break;
case HARD_SP_REGNUM:
output_asm_insn ("sts\t-2,sp", operands);
output_asm_insn ("sts\t2,-sp", operands);
break;
default:
abort ();