Add fstdarg-opt
2015-02-18 Tom de Vries <tom@codesourcery.com> * common.opt (fstdarg-opt): New option. * tree-stdarg.c (pass_stdarg::gate): Use flag_stdarg_opt. * doc/invoke.texi (@item Optimization Options): Add -fstdarg-opt. (@item -fstdarg-opt): New item. From-SVN: r220800
This commit is contained in:
parent
b06684b7ab
commit
98ce9490b0
|
@ -1,3 +1,10 @@
|
|||
2015-02-18 Tom de Vries <tom@codesourcery.com>
|
||||
|
||||
* common.opt (fstdarg-opt): New option.
|
||||
* tree-stdarg.c (pass_stdarg::gate): Use flag_stdarg_opt.
|
||||
* doc/invoke.texi (@item Optimization Options): Add -fstdarg-opt.
|
||||
(@item -fstdarg-opt): New item.
|
||||
|
||||
2015-02-18 H.J. Lu <hongjiu.lu@intel.com>
|
||||
|
||||
PR target/65064
|
||||
|
|
|
@ -2069,6 +2069,10 @@ fssa-phiopt
|
|||
Common Report Var(flag_ssa_phiopt) Optimization
|
||||
Optimize conditional patterns using SSA PHI nodes
|
||||
|
||||
fstdarg-opt
|
||||
Common Report Var(flag_stdarg_opt) Init(1) Optimization
|
||||
Optimize amount of stdarg registers saved to stack at start of function
|
||||
|
||||
fvariable-expansion-in-unroller
|
||||
Common Report Var(flag_variable_expansion_in_unroller) Optimization
|
||||
Apply variable expansion when loops are unrolled
|
||||
|
|
|
@ -430,7 +430,7 @@ Objective-C and Objective-C++ Dialects}.
|
|||
-fshrink-wrap -fsignaling-nans -fsingle-precision-constant @gol
|
||||
-fsplit-ivs-in-unroller -fsplit-wide-types -fssa-phiopt @gol
|
||||
-fstack-protector -fstack-protector-all -fstack-protector-strong @gol
|
||||
-fstack-protector-explicit -fstrict-aliasing @gol
|
||||
-fstack-protector-explicit -fstdarg-opt -fstrict-aliasing @gol
|
||||
-fstrict-overflow -fthread-jumps -ftracer -ftree-bit-ccp @gol
|
||||
-ftree-builtin-call-dce -ftree-ccp -ftree-ch @gol
|
||||
-ftree-coalesce-inline-vars -ftree-coalesce-vars -ftree-copy-prop @gol
|
||||
|
@ -9867,6 +9867,11 @@ references to local frame addresses.
|
|||
Like @option{-fstack-protector} but only protects those functions which
|
||||
have the @code{stack_protect} attribute
|
||||
|
||||
@item -fstdarg-opt
|
||||
@opindex fstdarg-opt
|
||||
Optimize the prologue of variadic argument functions with respect to usage of
|
||||
those arguments.
|
||||
|
||||
@item -fsection-anchors
|
||||
@opindex fsection-anchors
|
||||
Try to reduce the number of symbolic address calculations by using
|
||||
|
|
|
@ -704,8 +704,9 @@ public:
|
|||
/* opt_pass methods: */
|
||||
virtual bool gate (function *fun)
|
||||
{
|
||||
/* This optimization is only for stdarg functions. */
|
||||
return fun->stdarg != 0;
|
||||
return (flag_stdarg_opt
|
||||
/* This optimization is only for stdarg functions. */
|
||||
&& fun->stdarg != 0);
|
||||
}
|
||||
|
||||
virtual unsigned int execute (function *);
|
||||
|
|
Loading…
Reference in New Issue