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m32r-protos.h (m32r_pass_by_reference): Declare.

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* config/m32r/m32r-protos.h (m32r_pass_by_reference): Declare.
	* config/m32r/m32r.c (m32r_pass_by_reference): New fn.
	(m32r_va_arg): Use it.
	* config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Ditto.
	(RETURN_IN_MEMORY): Ditto.

Co-Authored-By: Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>

From-SVN: r67906
This commit is contained in:
Doug Evans 2003-06-13 16:57:26 +00:00 committed by Doug Evans
parent 4581c67856
commit d88e80e622
4 changed files with 28 additions and 4 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2003-06-13 Doug Evans <dje@sebabeach.org>
Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
* config/m32r/m32r-protos.h (m32r_pass_by_reference): Declare.
* config/m32r/m32r.c (m32r_pass_by_reference): New fn.
(m32r_va_arg): Use it.
* config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Ditto.
(RETURN_IN_MEMORY): Ditto.
2003-06-13 Nathanael Nerode <neroden@gcc.gnu.org>
* c-typeck.c: Remove #if 0 clauses.

1
gcc/config/m32r/m32r-protos.h
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@ -93,6 +93,7 @@ extern int reg_or_zero_operand PARAMS ((rtx, Mmode));
#ifdef TREE_CODE
extern struct rtx_def * m32r_va_arg PARAMS ((tree, tree));
extern int m32r_pass_by_reference PARAMS ((tree));
#endif /* TREE_CODE */
#endif /* RTX_CODE */

17
gcc/config/m32r/m32r.c
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@ -1002,6 +1002,21 @@ large_insn_p (op, mode)
return get_attr_length (op) != 2;
}
/* Return non-zero if TYPE must be passed or returned in memory.
The m32r treats both directions the same so we handle both directions
in this function. */
int
m32r_pass_by_reference (type)
tree type;
{
int size = int_size_in_bytes (type);
if (size < 0 || size > 8)
return 1;
return 0;
}
/* Comparisons. */
@ -1425,7 +1440,7 @@ m32r_va_arg (valist, type)
size = int_size_in_bytes (type);
rsize = (size + UNITS_PER_WORD - 1) & -UNITS_PER_WORD;
if (size > 8)
if (m32r_pass_by_reference (type))
{
tree type_ptr, type_ptr_ptr;

5
gcc/config/m32r/m32r.h
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@ -1134,7 +1134,7 @@ M32R_STACK_ALIGN (current_function_outgoing_args_size)
appropriate for passing a pointer to that type. */
/* All arguments greater than 8 bytes are passed this way. */
#define FUNCTION_ARG_PASS_BY_REFERENCE(CUM, MODE, TYPE, NAMED) \
((TYPE) && int_size_in_bytes (TYPE) > 8)
((TYPE) && m32r_pass_by_reference (TYPE))
/* Update the data in CUM to advance over an argument
of mode MODE and data type TYPE.
@ -1210,8 +1210,7 @@ M32R_STACK_ALIGN (current_function_outgoing_args_size)
to return the function value in memory, just as large structures are
always returned. Here TYPE will be a C expression of type `tree',
representing the data type of the value. */
#define RETURN_IN_MEMORY(TYPE) \
(int_size_in_bytes (TYPE) > 8)
#define RETURN_IN_MEMORY(TYPE) m32r_pass_by_reference (TYPE)
/* Tell GCC to use RETURN_IN_MEMORY. */
#define DEFAULT_PCC_STRUCT_RETURN 0