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| author | Richard Earnshaw <rearnsha@arm.com> | 2000-10-13 15:54:16 +0000 |
|---|---|---|
| committer | Richard Earnshaw <rearnsha@gcc.gnu.org> | 2000-10-13 15:54:16 +0000 |
| commit | c7319d87dbcb3c2b6e7ffa194eb3854690bc9e90 (patch) | |
| tree | 08f1a2be928b0dd472802b5f0a077306e1773ed1 /gcc | |
| parent | fccf9848508741311fc9d64abc69a799e8162ee8 (diff) | |
| download | gcc-c7319d87dbcb3c2b6e7ffa194eb3854690bc9e90.zip gcc-c7319d87dbcb3c2b6e7ffa194eb3854690bc9e90.tar.gz gcc-c7319d87dbcb3c2b6e7ffa194eb3854690bc9e90.tar.bz2 | |
arm.c: Include obstack.h
* arm.c: Include obstack.h
(minipool_obstack, minipool_startobj): Define.
(arm_add_gc_roots): Initialize them.
(create_fix_barrier): Use our new obstack.
(push_minipool_barrier, push_minipool_fix): Likewise.
(arm_reorg): Release obstack memory.
From-SVN: r36860
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/config/arm/arm.c | 21 |
2 files changed, 26 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0bd5e1e..fccc2b7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2000-10-13 Richard Earnshaw <rearnsha@arm.com> + + * arm.c: Include obstack.h + (minipool_obstack, minipool_startobj): Define. + (arm_add_gc_roots): Initialize them. + (create_fix_barrier): Use our new obstack. + (push_minipool_barrier, push_minipool_fix): Likewise. + (arm_reorg): Release obstack memory. + 2000-10-13 Jakub Jelinek <jakub@redhat.com> * config/sparc/sparc.md (nonlocal_goto_receiver): Remove. diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c index 777c6a5..854835d 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -25,6 +25,7 @@ Boston, MA 02111-1307, USA. */ #include "system.h" #include "rtl.h" #include "tree.h" +#include "obstack.h" #include "regs.h" #include "hard-reg-set.h" #include "real.h" @@ -99,6 +100,13 @@ static int current_file_function_operand PARAMS ((rtx)); #undef Mmode #undef Ulong +/* Obstack for minipool constant handling. */ +static struct obstack minipool_obstack; +static char *minipool_startobj; + +#define obstack_chunk_alloc xmalloc +#define obstack_chunk_free free + /* The maximum number of insns skipped which will be conditionalised if possible. */ static int max_insns_skipped = 5; @@ -662,7 +670,9 @@ arm_add_gc_roots () ggc_add_rtx_root (&arm_compare_op0, 1); ggc_add_rtx_root (&arm_compare_op1, 1); ggc_add_rtx_root (&arm_target_insn, 1); /* Not sure this is really a root */ - /* XXX: What about the minipool tables? */ + + gcc_obstack_init(&minipool_obstack); + minipool_startobj = (char *) obstack_alloc (&minipool_obstack, 0); } /* Return 1 if it is possible to return using a single instruction. */ @@ -5375,7 +5385,7 @@ create_fix_barrier (fix, max_address) emit_label_after (label, barrier); /* Create a minipool barrier entry for the new barrier. */ - new_fix = (Mfix *) oballoc (sizeof (* new_fix)); + new_fix = (Mfix *) obstack_alloc (&minipool_obstack, sizeof (* new_fix)); new_fix->insn = barrier; new_fix->address = selected_address; new_fix->next = fix->next; @@ -5391,7 +5401,7 @@ push_minipool_barrier (insn, address) rtx insn; HOST_WIDE_INT address; { - Mfix * fix = (Mfix *) oballoc (sizeof (* fix)); + Mfix * fix = (Mfix *) obstack_alloc (&minipool_obstack, sizeof (* fix)); fix->insn = insn; fix->address = address; @@ -5418,7 +5428,7 @@ push_minipool_fix (insn, address, loc, mode, value) enum machine_mode mode; rtx value; { - Mfix * fix = (Mfix *) oballoc (sizeof (* fix)); + Mfix * fix = (Mfix *) obstack_alloc (&minipool_obstack, sizeof (* fix)); #ifdef AOF_ASSEMBLER /* PIC symbol refereneces need to be converted into offsets into the @@ -5671,6 +5681,9 @@ arm_reorg (first) directly. This can happen if the RTL gets split during final instruction generation. */ after_arm_reorg = 1; + + /* Free the minipool memory. */ + obstack_free (&minipool_obstack, minipool_startobj); } /* Routines to output assembly language. */ |