Rename fuse-caller-save

2014-12-03  Tom de Vries  <tom@codesourcery.com>

	PR rtl-optimization/63957
	* doc/invoke.texi: Replace -fuse-caller-save with -fipa-ra.
	* final.c (rest_of_handle_final): Replace flag_use_caller_save with
	flag_ipa_ra.
	(get_call_reg_set_usage): Same.
	* lra-assigns.c (lra_assign): Same.
	* lra-constraints.c (need_for_call_save_p): Same.
	* lra-lives.c (process_bb_lives): Same.
	* lra.c (lra): Same.
	* calls.c (expand_call): Same.
	(emit_library_call_value_1): Same.
	* config/arm/arm.c (arm_option_override): Same.
	* opts.c (default_options_table): Replace OPT_fuse_caller_save with
	OPT_fipa_ra.
	* target.def (call_fusage_contains_non_callee_clobbers): Replace
	fuse-caller-save with fipa-ra.
	* doc/tm.texi (TARGET_CALL_FUSAGE_CONTAINS_NON_CALLEE_CLOBBERS): Same.
	* common.opt: Same.

	* gcc.dg/ira-shrinkwrap-prep-1.c: Replace -fno-use-caller-save with
	-fno-ipa-ra.
	* gcc.dg/ira-shrinkwrap-prep-2.c: Same.
	* gcc.target/aarch64/aapcs64/aapcs64.exp: Same.
	* gcc.dg/fuse-caller-save.c: Replace -fuse-caller-save with -fipa-ra.
	* gcc.target/aarch64/fuse-caller-save.c: Same.
	* gcc.target/arm/fuse-caller-save.c: Same.
	* gcc.target/i386/fuse-caller-save-rec.c: Same.
	* gcc.target/i386/fuse-caller-save-xmm-run.c: Same.
	* gcc.target/i386/fuse-caller-save-xmm.c: Same.
	* gcc.target/i386/fuse-caller-save.c: Same.
	* gcc.target/mips/fuse-caller-save-micromips.c: Same.
	* gcc.target/mips/fuse-caller-save-mips16.c: Same.
	* gcc.target/mips/fuse-caller-save.c: Same.
	* gcc.target/mips/mips.exp: Replace use-caller-save with ipa-ra in
	-ffoo/-fno-foo options.

From-SVN: r218305

2 files changed, 4 insertions, 4 deletions

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index d7bce2a..9ad3216 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -438,7 +438,7 @@ Objective-C and Objective-C++ Dialects}.
 -ftree-vectorize -ftree-vrp @gol
 -funit-at-a-time -funroll-all-loops -funroll-loops @gol
 -funsafe-loop-optimizations -funsafe-math-optimizations -funswitch-loops @gol
--fuse-caller-save -fvariable-expansion-in-unroller -fvect-cost-model -fvpt @gol
+-fipa-ra -fvariable-expansion-in-unroller -fvect-cost-model -fvpt @gol
 -fweb -fwhole-program -fwpa -fuse-ld=@var{linker} -fuse-linker-plugin @gol
 --param @var{name}=@var{value}
 -O  -O0  -O1  -O2  -O3  -Os -Ofast -Og}
@@ -7202,7 +7202,7 @@ also turns on the following optimization flags:
 -ftree-switch-conversion -ftree-tail-merge @gol
 -ftree-pre @gol
 -ftree-vrp @gol
--fuse-caller-save}
+-fipa-ra}
 
 Please note the warning under @option{-fgcse} about
 invoking @option{-O2} on programs that use computed gotos.
@@ -8034,7 +8034,7 @@ and then tries to find ways to combine them.
 
 Enabled by default at @option{-O1} and higher.
 
-@item -fuse-caller-save
+@item -fipa-ra
 Use caller save registers for allocation if those registers are not used by
 any called function.  In that case it is not necessary to save and restore
 them around calls.  This is only possible if called functions are part of
diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi
index b9a7251..ee741a9 100644
--- a/gcc/doc/tm.texi
+++ b/gcc/doc/tm.texi
@@ -4844,7 +4844,7 @@ linker (e.g. stubs, veneers, branch islands), but not including those
 modifiable by the callee.  The affected registers may be mentioned explicitly
 in the call pattern, or included as clobbers in CALL_INSN_FUNCTION_USAGE.
 The default version of this hook is set to false.  The purpose of this hook
-is to enable the fuse-caller-save optimization.
+is to enable the fipa-ra optimization.
 @end deftypevr
 
 @node Varargs