Merge dataflow branch into mainline

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@125624 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 16 insertions, 0 deletions

diff --git a/gcc/common.opt b/gcc/common.opt
index 62995732552..726c3509758 100644
--- a/gcc/common.opt
+++ b/gcc/common.opt
@@ -313,6 +313,10 @@ fasynchronous-unwind-tables
 Common Report Var(flag_asynchronous_unwind_tables) Optimization
 Generate unwind tables that are exact at each instruction boundary
 
+fauto-inc-dec
+Common Report Var(flag_auto_inc_dec) Init(1)
+Generate auto-inc/dec instructions
+
 ; -fcheck-bounds causes gcc to generate array bounds checks.
 ; For C, C++ and ObjC: defaults off.
 ; For Java: defaults to on.
@@ -388,6 +392,10 @@ fdata-sections
 Common Report Var(flag_data_sections) Optimization
 Place data items into their own section
 
+fdbg-cnt=
+Common RejectNegative Joined
+-fdbg-cnt=<counter>:<limit>             Set the debug counter limit.   
+
 ; Nonzero for -fdefer-pop: don't pop args after each function call
 ; instead save them up to pop many calls' args with one insns.
 fdefer-pop
@@ -656,6 +664,14 @@ fmudflapir
 Common RejectNegative Report Var(flag_mudflap_ignore_reads)
 Ignore read operations when inserting mudflap instrumentation
 
+fdce
+Common Var(flag_dce) Init(1)
+Use the RTL dead code elimination pass
+
+fdse
+Common Var(flag_dse) Init(1)
+Use the RTL dead store elimination pass
+
 freschedule-modulo-scheduled-loops
 Common Report Var(flag_resched_modulo_sched) Optimization
 Enable/Disable the traditional scheduling in loops that already passed modulo scheduling