2009-04-05 Daniel Kraft <d@domob.eu>

[pf3gnuchains/gcc-fork.git] / gcc / common.opt

diff --git a/gcc/common.opt b/gcc/common.opt
index 87824f5..1cc0ac2 100644 (file)
--- a/gcc/common.opt
+++ b/gcc/common.opt
@@ -1,6 +1,6 @@
 ; Options for the language- and target-independent parts of the compiler.
 
-; Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008
+; Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009
 ; Free Software Foundation, Inc.
 ;
 ; This file is part of GCC.
@@ -94,10 +94,6 @@ Wdisabled-optimization
 Common Var(warn_disabled_optimization) Warning
 Warn when an optimization pass is disabled
 
-Wdisallowed-function-list=
-Common RejectNegative Joined Warning
-Warn on calls to these functions
-
 Werror
 Common Var(warnings_are_errors)
 Treat all warnings as errors
@@ -385,6 +381,10 @@ fcommon
 Common Report Var(flag_no_common,0) Optimization
 Do not put uninitialized globals in the common section
 
+fconserve-stack
+Common Var(flag_conserve_stack) Optimization
+Do not perform optimizations increasing noticeably stack usage
+
 fcprop-registers
 Common Report Var(flag_cprop_registers) Optimization
 Perform a register copy-propagation optimization pass
@@ -491,6 +491,10 @@ fexpensive-optimizations
 Common Report Var(flag_expensive_optimizations) Optimization
 Perform a number of minor, expensive optimizations
 
+fexcess-precision=
+Common Joined RejectNegative
+-fexcess-precision=[fast|standard]     Specify handling of excess floating-point precision
+
 ffast-math
 Common
 
@@ -547,6 +551,28 @@ Common Report Var(flag_gcse_after_reload) Optimization
 Perform global common subexpression elimination after register allocation
 has finished
 
+; This option is not documented yet as its semantics will change.
+fgraphite
+Common Report Var(flag_graphite)
+Enable in and out of Graphite representation
+
+floop-strip-mine
+Common Report Var(flag_loop_strip_mine) Optimization
+Enable Loop Strip Mining transformation
+
+floop-interchange
+Common Report Var(flag_loop_interchange) Optimization
+Enable Loop Interchange transformation
+
+floop-block
+Common Report Var(flag_loop_block) Optimization
+Enable Loop Blocking transformation
+
+; This option is not documented as it does not perform any useful optimization.
+fgraphite-identity
+Common Report Var(flag_graphite_identity) Optimization
+Enable Graphite Identity transformation
+
 fguess-branch-probability
 Common Report Var(flag_guess_branch_prob) Optimization
 Enable guessing of branch probabilities
@@ -653,13 +679,13 @@ Common Report Var(flag_ipa_struct_reorg)
 Perform structure layout optimizations based
 on profiling information.
 
-fira
-Common Report Var(flag_ira) Init(0)
-Use integrated register allocator.
-
 fira-algorithm=
 Common Joined RejectNegative
--fira-algorithm=[regional|CB|mixed] Set the used IRA algorithm
+-fira-algorithm=[CB|priority] Set the used IRA algorithm
+
+fira-region=
+Common Joined RejectNegative
+-fira-region=[one|all|mixed] Set regions for IRA
 
 fira-coalesce
 Common Report Var(flag_ira_coalesce) Init(0)
@@ -1011,10 +1037,6 @@ fsection-anchors
 Common Report Var(flag_section_anchors) Optimization
 Access data in the same section from shared anchor points
 
-frtl-abstract-sequences
-Common Report Var(flag_rtl_seqabstr) Optimization
-Perform sequence abstraction optimization on RTL
-
 fsee
 Common Report Var(flag_see) Init(0)
 Eliminate redundant sign extensions using LCM.