mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2025-04-05 16:51:13 +08:00
Code Issues Packages Projects Releases Wiki Activity

builtins.c (expand_builtin_apply_args_1): Add pretend args size to the virtual incoming args pointer for downward stacks.

Browse Source 
* builtins.c (expand_builtin_apply_args_1): Add pretend args size
	to the virtual incoming args pointer for downward stacks.

From-SVN: r75207
This commit is contained in:
Nathan Sidwell 2003-12-29 18:47:20 +00:00 committed by Nathan Sidwell
parent 30a035080e
commit 88e541e13b
2 changed files with 14 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2003-12-29 Nathan Sidwell <nathan@codesourcery.com>
* builtins.c (expand_builtin_apply_args_1): Add pretend args size
to the virtual incoming args pointer for downward stacks.
2003-12-29 Roger Sayle <roger@eyesopen.com>
PR fortran/12632

14
gcc/builtins.c
View File

@ -1096,7 +1096,7 @@ result_vector (int savep, rtx result)
static rtx
expand_builtin_apply_args_1 (void)
{
rtx registers;
rtx registers, tem;
int size, align, regno;
enum machine_mode mode;
rtx struct_incoming_value = targetm.calls.struct_value_rtx (cfun ? TREE_TYPE (cfun->decl) : 0, 1);
@ -1114,8 +1114,6 @@ expand_builtin_apply_args_1 (void)
for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
if ((mode = apply_args_mode[regno]) != VOIDmode)
{
rtx tem;
align = GET_MODE_ALIGNMENT (mode) / BITS_PER_UNIT;
if (size % align != 0)
size = CEIL (size, align) * align;
@ -1127,8 +1125,14 @@ expand_builtin_apply_args_1 (void)
}
/* Save the arg pointer to the block. */
emit_move_insn (adjust_address (registers, Pmode, 0),
copy_to_reg (virtual_incoming_args_rtx));
tem = copy_to_reg (virtual_incoming_args_rtx);
#ifdef STACK_GROWS_DOWNWARDS
/* We need the pointer as the caller actually passed them to us, not
as we might have pretended they were passed. */
tem = plus_constant (tem, current_function_pretend_args_size);
#endif
emit_move_insn (adjust_address (registers, Pmode, 0), tem);
size = GET_MODE_SIZE (Pmode);
/* Save the structure value address unless this is passed as an