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Merge FreeBSD modifications into gcc 3.2.1-prerelease:

Browse source 
1.2 a.out support

Approved by:	obrien
This commit is contained in:
Alexander Kabaev 2002-09-01 21:02:41 +00:00
parent e243da3452
commit ec748e0ef8
1 changed files with 11 additions and 13 deletions
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24
contrib/gcc/function.c
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@ -670,6 +670,7 @@ assign_stack_temp_for_type (mode, size, keep, type)
{
unsigned int align;
struct temp_slot *p, *best_p = 0;
rtx slot;
/* If SIZE is -1 it means that somebody tried to allocate a temporary
of a variable size. */
@ -815,29 +816,26 @@ assign_stack_temp_for_type (mode, size, keep, type)
p->keep = keep;
}
/* We may be reusing an old slot, so clear any MEM flags that may have been
set from before. */
RTX_UNCHANGING_P (p->slot) = 0;
MEM_IN_STRUCT_P (p->slot) = 0;
MEM_SCALAR_P (p->slot) = 0;
MEM_VOLATILE_P (p->slot) = 0;
set_mem_alias_set (p->slot, 0);
/* Create a new MEM rtx to avoid clobbering MEM flags of old slots. */
slot = gen_rtx_MEM (mode, XEXP (p->slot, 0));
stack_slot_list = gen_rtx_EXPR_LIST (VOIDmode, slot, stack_slot_list);
/* If we know the alias set for the memory that will be used, use
it. If there's no TYPE, then we don't know anything about the
alias set for the memory. */
set_mem_alias_set (p->slot, type ? get_alias_set (type) : 0);
set_mem_align (p->slot, align);
set_mem_alias_set (slot, type ? get_alias_set (type) : 0);
set_mem_align (slot, align);
/* If a type is specified, set the relevant flags. */
if (type != 0)
{
RTX_UNCHANGING_P (p->slot) = TYPE_READONLY (type);
MEM_VOLATILE_P (p->slot) = TYPE_VOLATILE (type);
MEM_SET_IN_STRUCT_P (p->slot, AGGREGATE_TYPE_P (type));
RTX_UNCHANGING_P (slot) = TYPE_READONLY (type);
MEM_VOLATILE_P (slot) = TYPE_VOLATILE (type);
MEM_SET_IN_STRUCT_P (slot, AGGREGATE_TYPE_P (type));
}
return p->slot;
return slot;
}
/* Allocate a temporary stack slot and record it for possible later