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fix pascal functions returning void

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This commit is contained in:
Wolfgang Thaller 2014-09-28 02:31:31 +02:00
parent 113b7407e1
commit 073047e119
1 changed files with 13 additions and 16 deletions
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29
gcc/gcc/function.c
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@ -5056,29 +5056,26 @@ expand_function_end (void)
communicate between __builtin_eh_return and the epilogue. */
expand_eh_return ();
if (lookup_attribute ("pascal", TYPE_ATTRIBUTES (TREE_TYPE(current_function_decl))))
{
tree decl_result = DECL_RESULT (current_function_decl);
rtx decl_rtl = DECL_RTL (decl_result);
enum machine_mode mode = GET_MODE(decl_rtl);;
rtx return_slot = GEN_INT(crtl->args.pops_args + 8);
return_slot = gen_rtx_PLUS(Pmode, arg_pointer_rtx, return_slot);
return_slot = gen_rtx_MEM(mode, return_slot);
MEM_VOLATILE_P(return_slot) = true;
emit_move_insn (return_slot, decl_rtl);
crtl->return_rtx = return_slot;
}
/* If scalar return value was computed in a pseudo-reg, or was a named
return value that got dumped to the stack, copy that to the hard
return register. */
else if (DECL_RTL_SET_P (DECL_RESULT (current_function_decl)))
if (DECL_RTL_SET_P (DECL_RESULT (current_function_decl)))
{
tree decl_result = DECL_RESULT (current_function_decl);
rtx decl_rtl = DECL_RTL (decl_result);
if (REG_P (decl_rtl)
if (lookup_attribute ("pascal", TYPE_ATTRIBUTES (TREE_TYPE(current_function_decl))))
{
enum machine_mode mode = GET_MODE(decl_rtl);;
rtx return_slot = GEN_INT(crtl->args.pops_args + 8);
return_slot = gen_rtx_PLUS(Pmode, arg_pointer_rtx, return_slot);
return_slot = gen_rtx_MEM(mode, return_slot);
MEM_VOLATILE_P(return_slot) = true;
emit_move_insn (return_slot, decl_rtl);
crtl->return_rtx = return_slot;
}
else if (REG_P (decl_rtl)
? REGNO (decl_rtl) >= FIRST_PSEUDO_REGISTER
: DECL_REGISTER (decl_result))
{