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print-tree.c (print_node): Print base for OFFSET_TYPEs.

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* print-tree.c (print_node): Print base for OFFSET_TYPEs.

	* except.c (expand_eh_region_start_for_decl): Always start a new block.
	* stmt.c (is_eh_region): Make sure current_function is present, too.

From-SVN: r28621
This commit is contained in:
Jason Merrill 1999-08-09 08:52:48 +00:00 committed by Jason Merrill
parent a124a0ca97
commit e7b9b18e4a
4 changed files with 28 additions and 21 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
* print-tree.c (print_node): Print base for OFFSET_TYPEs.
* except.c (expand_eh_region_start_for_decl): Always start a new block.
* stmt.c (is_eh_region): Make sure current_function is present, too.
Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com) Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
* pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when

34
gcc/except.c
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@ -1,5 +1,5 @@
/* Implements exception handling. /* Implements exception handling.
Copyright (C) 1989, 92-97, 1998 Free Software Foundation, Inc. Copyright (C) 1989, 1992-1999 Free Software Foundation, Inc.
Contributed by Mike Stump <mrs@cygnus.com>. Contributed by Mike Stump <mrs@cygnus.com>.
This file is part of GNU CC. This file is part of GNU CC.
@ -1400,23 +1400,21 @@ expand_eh_region_start_for_decl (decl)
if (! doing_eh (0)) if (! doing_eh (0))
return; return;
/* We need a new block to record the start and end of the
dynamic handler chain. We also want to prevent jumping into
a try block. */
expand_start_bindings (0);
/* But we don't need or want a new temporary level. */
pop_temp_slots ();
/* Mark this block as created by expand_eh_region_start. This
is so that we can pop the block with expand_end_bindings
automatically. */
mark_block_as_eh_region ();
if (exceptions_via_longjmp) if (exceptions_via_longjmp)
{ {
/* We need a new block to record the start and end of the
dynamic handler chain. We could always do this, but we
really want to permit jumping into such a block, and we want
to avoid any errors or performance impact in the SJ EH code
for now. */
expand_start_bindings (0);
/* But we don't need or want a new temporary level. */
pop_temp_slots ();
/* Mark this block as created by expand_eh_region_start. This
is so that we can pop the block with expand_end_bindings
automatically. */
mark_block_as_eh_region ();
/* Arrange for returns and gotos to pop the entry we make on the /* Arrange for returns and gotos to pop the entry we make on the
dynamic handler stack. */ dynamic handler stack. */
expand_dhc_cleanup (decl); expand_dhc_cleanup (decl);
@ -1489,8 +1487,7 @@ expand_eh_region_end (handler)
enqueue_eh_entry (&ehqueue, entry); enqueue_eh_entry (&ehqueue, entry);
/* If we have already started ending the bindings, don't recurse. /* If we have already started ending the bindings, don't recurse. */
This only happens when exceptions_via_longjmp is true. */
if (is_eh_region ()) if (is_eh_region ())
{ {
/* Because we don't need or want a new temporary level and /* Because we don't need or want a new temporary level and
@ -1501,7 +1498,6 @@ expand_eh_region_end (handler)
mark_block_as_not_eh_region (); mark_block_as_not_eh_region ();
/* Maybe do this to prevent jumping in and so on... */
expand_end_bindings (NULL_TREE, 0, 0); expand_end_bindings (NULL_TREE, 0, 0);
} }
} }

5
gcc/print-tree.c
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@ -1,5 +1,5 @@
/* Prints out tree in human readable form - GNU C-compiler /* Prints out tree in human readable form - GNU C-compiler
Copyright (C) 1990, 91, 93-97, 1998 Free Software Foundation, Inc. Copyright (C) 1990, 91, 93-98, 1999 Free Software Foundation, Inc.
This file is part of GNU CC. This file is part of GNU CC.
@ -514,6 +514,9 @@ print_node (file, prefix, node, indent)
print_node_brief (file, "method basetype", TYPE_METHOD_BASETYPE (node), indent + 4); print_node_brief (file, "method basetype", TYPE_METHOD_BASETYPE (node), indent + 4);
print_node (file, "arg-types", TYPE_ARG_TYPES (node), indent + 4); print_node (file, "arg-types", TYPE_ARG_TYPES (node), indent + 4);
} }
else if (TREE_CODE (node) == OFFSET_TYPE)
print_node_brief (file, "basetype", TYPE_OFFSET_BASETYPE (node),
indent + 4);
if (TYPE_CONTEXT (node)) if (TYPE_CONTEXT (node))
print_node_brief (file, "context", TYPE_CONTEXT (node), indent + 4); print_node_brief (file, "context", TYPE_CONTEXT (node), indent + 4);

3
gcc/stmt.c
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@ -3124,7 +3124,8 @@ mark_block_as_not_eh_region ()
int int
is_eh_region () is_eh_region ()
{ {
return block_stack && block_stack->data.block.exception_region; return (current_function && block_stack
&& block_stack->data.block.exception_region);
} }
/* Given a pointer to a BLOCK node, save a pointer to the most recently /* Given a pointer to a BLOCK node, save a pointer to the most recently