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v850-protos.h (v850_va_arg): Remove.

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* config/v850/v850-protos.h (v850_va_arg): Remove.
        * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
        (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
        * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
        (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
        (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.

From-SVN: r84359
This commit is contained in:
Richard Henderson 2004-07-09 03:10:51 -07:00 committed by Richard Henderson
parent 5d47df87a0
commit a900345fb5
4 changed files with 21 additions and 43 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2004-07-09 Richard Henderson <rth@redhat.com>
* config/v850/v850-protos.h (v850_va_arg): Remove.
* config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
(v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
* config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
(FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
(FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
2004-07-09 Richard Earnshaw <rearnsha@arm.com>
PR target/12133

1
gcc/config/v850/v850-protos.h
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@ -70,7 +70,6 @@ extern int pattern_is_ok_for_epilogue (rtx, Mmode);
extern int register_is_ok_for_epilogue (rtx, Mmode);
#ifdef TREE_CODE
extern rtx function_arg (CUMULATIVE_ARGS *, Mmode, tree, int);
extern rtx v850_va_arg (tree, tree);
#endif
#endif
#endif /* TREE_CODE */

46
gcc/config/v850/v850.c
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@ -67,6 +67,7 @@ static void v850_encode_section_info (tree, rtx, int);
static bool v850_return_in_memory (tree, tree);
static void v850_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode,
tree, int *, int);
static tree v850_gimplify_va_arg_expr (tree, tree, tree *, tree *);
/* Information about the various small memory areas. */
struct small_memory_info small_memory[ (int)SMALL_MEMORY_max ] =
@ -132,6 +133,9 @@ static int v850_interrupt_p = FALSE;
#undef TARGET_SETUP_INCOMING_VARARGS
#define TARGET_SETUP_INCOMING_VARARGS v850_setup_incoming_varargs
#undef TARGET_GIMPLIFY_VA_ARG_EXPR
#define TARGET_GIMPLIFY_VA_ARG_EXPR v850_gimplify_va_arg_expr
struct gcc_target targetm = TARGET_INITIALIZER;
/* Sometimes certain combinations of command options do not make
@ -3306,43 +3310,13 @@ construct_prepare_instruction (rtx op)
/* Implement `va_arg'. */
rtx
v850_va_arg (tree valist, tree type)
static tree
v850_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p, tree *post_p)
{
HOST_WIDE_INT size, rsize;
tree addr, incr;
rtx addr_rtx;
int indirect;
/* Round up sizeof(type) to a word. */
size = int_size_in_bytes (type);
rsize = (size + UNITS_PER_WORD - 1) & -UNITS_PER_WORD;
indirect = 0;
if (size > 8)
{
size = rsize = UNITS_PER_WORD;
indirect = 1;
}
addr = save_expr (valist);
incr = fold (build (PLUS_EXPR, ptr_type_node, addr,
build_int_2 (rsize, 0)));
incr = build (MODIFY_EXPR, ptr_type_node, valist, incr);
TREE_SIDE_EFFECTS (incr) = 1;
expand_expr (incr, const0_rtx, VOIDmode, EXPAND_NORMAL);
addr_rtx = expand_expr (addr, NULL, Pmode, EXPAND_NORMAL);
if (indirect)
{
addr_rtx = force_reg (Pmode, addr_rtx);
addr_rtx = gen_rtx_MEM (Pmode, addr_rtx);
set_mem_alias_set (addr_rtx, get_varargs_alias_set ());
}
return addr_rtx;
if (FUNCTION_ARG_PASS_BY_REFERENCE (dummy, TYPE_MODE (type), type, 0))
return ind_gimplify_va_arg_expr (valist, type, pre_p, post_p);
else
return std_gimplify_va_arg_expr (valist, type, pre_p, post_p);
}
/* Return an RTX indicating where the return address to the

8
gcc/config/v850/v850.h
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@ -773,15 +773,11 @@ struct cum_arg { int nbytes; int anonymous_args; };
space allocated by the caller. */
#define OUTGOING_REG_PARM_STACK_SPACE
/* Implement `va_arg'. */
#define EXPAND_BUILTIN_VA_ARG(valist, type) \
v850_va_arg (valist, type)
#define FUNCTION_ARG_PASS_BY_REFERENCE(CUM, MODE, TYPE, NAMED) \
((TYPE) && int_size_in_bytes (TYPE) > 8)
((TYPE) && (unsigned HOST_WIDE_INT) int_size_in_bytes (TYPE) > 8)
#define FUNCTION_ARG_CALLEE_COPIES(CUM, MODE, TYPE, NAMED) \
((TYPE) && int_size_in_bytes (TYPE) > 8)
FUNCTION_ARG_PASS_BY_REFERENCE (CUM, MODE, TYPE, NAMED)
/* 1 if N is a possible register number for function argument passing. */