* invoke.texi (large-stack-frame, large-stack-frame-growth): New params.

	* cgraph.c (dump_cgraph_node): Dump stack usage.
	* cgraph.h (cgraph_local_info): Add estimated_self_stack_size.
	(cgraph_global_info): Add estimated_stack_size and stack_frame_offset.
	* cgraphunit.c (cgraph_analyze_function): Analyze stack sizes.
	* ipa-inline.c (cgraph_clone_inlined_nodes): Propagate stack usage.
	(cgraph_check_inline_limits): Limit stack growth.
	* cfgexpand.c: Include tree-inline.h.
	(account_stack_vars): New function.
	(expand_one_var): New param to just account the stack; return estimated
	size.
	(expand_used_vars_for_block): Update call of expand_one_var.
	(account_used_vars_for_block): New function.
	(estimated_stack_frame_size): Likewise.
	(init_vars_expansion, fini_vars_expansion): Break out from..
	(expand_used_vars): ... here.
	* tree-inline.h (estimated_stack_frame_size): Declare.
	* params.def (PARAM_LARGE_STACK_FRAME, PARAM_STACK_FRAME_GROWTH): New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119281 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 8 insertions, 0 deletions

diff --git a/gcc/cgraph.h b/gcc/cgraph.h
index 668d7a7b08b..b7aa81bcd16 100644
--- a/gcc/cgraph.h
+++ b/gcc/cgraph.h
@@ -51,6 +51,9 @@ enum availability
 
 struct cgraph_local_info GTY(())
 {
+  /* Estiimated stack frame consumption by the function.  */
+  HOST_WIDE_INT estimated_self_stack_size;
+
   /* Size of the function before inlining.  */
   int self_insns;
 
@@ -88,6 +91,11 @@ struct cgraph_local_info GTY(())
 
 struct cgraph_global_info GTY(())
 {
+  /* Estimated stack frame consumption by the function.  */
+  HOST_WIDE_INT estimated_stack_size;
+  /* Expected offset of the stack frame of inlined function.  */
+  HOST_WIDE_INT stack_frame_offset;
+
   /* For inline clones this points to the function they will be inlined into.  */
   struct cgraph_node *inlined_to;