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Fix memory leak

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From-SVN: r38811
This commit is contained in:
Nick Clifton 2001-01-09 01:08:53 +00:00 committed by Nick Clifton
parent 5a259aec51
commit f7a80099bd
2 changed files with 25 additions and 2 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2001-01-08 Nick Clifton <nickc@redhat.com>
* config/arm/arm.c (arm_mark_machine_status): Check to see if
the machine structure has been allocated.
(arm_free_machine_status): New function: Free the machine
specific function structure.
2001-01-08 Richard Henderson <rth@redhat.com>
* jump.c (simplejump_p): Revert last change.

20
gcc/config/arm/arm.c
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@ -76,6 +76,7 @@ static Mmode select_dominance_cc_mode PARAMS ((rtx, rtx, Hint));
static Ccstar shift_op PARAMS ((rtx, Hint *));
static void arm_init_machine_status PARAMS ((struct function *));
static void arm_mark_machine_status PARAMS ((struct function *));
static void arm_free_machine_status PARAMS ((struct function *));
static int number_of_first_bit_set PARAMS ((int));
static void replace_symbols_in_block PARAMS ((tree, rtx, rtx));
static void thumb_exit PARAMS ((FILE *, int, rtx));
@ -9587,8 +9588,11 @@ arm_mark_machine_status (p)
{
machine_function *machine = p->machine;
ggc_mark_rtx (machine->ra_rtx);
ggc_mark_rtx (machine->eh_epilogue_sp_ofs);
if (machine)
{
ggc_mark_rtx (machine->ra_rtx);
ggc_mark_rtx (machine->eh_epilogue_sp_ofs);
}
}
static void
@ -9603,6 +9607,17 @@ arm_init_machine_status (p)
#endif
}
static void
arm_free_machine_status (p)
struct function * p;
{
if (p->machine)
{
free (p->machine);
p->machine = NULL;
}
}
/* Return an RTX indicating where the return address to the
calling function can be found. */
rtx
@ -9650,6 +9665,7 @@ arm_init_expanders ()
/* Arrange to initialize and mark the machine per-function status. */
init_machine_status = arm_init_machine_status;
mark_machine_status = arm_mark_machine_status;
free_machine_status = arm_free_machine_status;
}
/* Generate the rest of a function's prologue. */