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calls.c (store_unaligned_arguments_into_pseudos): Use xmalloc to allocate memory that will live beyond this function. 

* calls.c (store_unaligned_arguments_into_pseudos): Use xmalloc to
        allocate memory that will live beyond this function.
        (expand_call): Free it here.

From-SVN: r24561
This commit is contained in:
Mark Mitchell 1999-01-07 11:29:38 +00:00 committed by Jeff Law
parent 5e1db167b7
commit 8e6a59feeb
2 changed files with 19 additions and 3 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
Thu Jan 7 11:26:17 1999 Mark Mitchell <mark@markmitchell.com>
* calls.c (store_unaligned_arguments_into_pseudos): Use xmalloc to
allocate memory that will live beyond this function.
(expand_call): Free it here.
Thu Jan 7 03:08:17 1999 Richard Henderson <rth@cygnus.com>
* sparc.h (PREFERRED_RELOAD_CLASS): Select GENERAL_REGS for

16
gcc/calls.c
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@ -753,7 +753,12 @@ restore_fixed_argument_area (save_area, argblock, high_to_save, low_to_save)
/* If any elements in ARGS refer to parameters that are to be passed in
registers, but not in memory, and whose alignment does not permit a
direct copy into registers. Copy the values into a group of pseudos
which we will later copy into the appropriate hard registers. */
which we will later copy into the appropriate hard registers.
Pseudos for each unaligned argument will be stored into the array
args[argnum].aligned_regs. The caller is responsible for deallocating
the aligned_regs array if it is nonzero. */
static void
store_unaligned_arguments_into_pseudos (args, num_actuals)
struct arg_data *args;
@ -774,8 +779,8 @@ store_unaligned_arguments_into_pseudos (args, num_actuals)
= args[i].partial ? args[i].partial
: (bytes + (UNITS_PER_WORD - 1)) / UNITS_PER_WORD;
args[i].aligned_regs = (rtx *) alloca (sizeof (rtx)
* args[i].n_aligned_regs);
args[i].aligned_regs = (rtx *) xmalloc (sizeof (rtx)
* args[i].n_aligned_regs);
/* Structures smaller than a word are aligned to the least
significant byte (to the right). On a BYTES_BIG_ENDIAN machine,
@ -2298,6 +2303,11 @@ expand_call (exp, target, ignore)
pop_temp_slots ();
/* Free up storage we no longer need. */
for (i = 0; i < num_actuals; ++i)
if (args[i].aligned_regs)
free (args[i].aligned_regs);
return target;
}