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| author | Thomas Koenig <tkoenig@gcc.gnu.org> | 2011-03-21 07:14:42 +0000 |
|---|---|---|
| committer | Thomas Koenig <tkoenig@gcc.gnu.org> | 2011-03-21 07:14:42 +0000 |
| commit | 2757d5ecfc14883087e062b169e8355f8cc74b19 (patch) | |
| tree | e7fa9989715e0c8733622fdf2e9e11eb709cdcb1 /gcc/fortran/options.c | |
| parent | 14a41392aab6bc963db2b4248b16aa2b5af09aa5 (diff) | |
| download | gcc-2757d5ecfc14883087e062b169e8355f8cc74b19.zip gcc-2757d5ecfc14883087e062b169e8355f8cc74b19.tar.gz gcc-2757d5ecfc14883087e062b169e8355f8cc74b19.tar.bz2 | |
re PR fortran/22572 (Double occurrence of matmul intrinsic not optimised)
2010-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/22572
* gfortran.h (gfc_option_t) : Add
flag_aggressive_function_elimination.
(gfc_dep_compare_functions): Add prototype.
* lang.opt: Add faggressive-function-elimination.
* invoke.texi: Document -faggressive-function-elimination.
* frontend_passes (expr_array): New static variable.
(expr_size): Likewise.
(expr_count): Likewise.
(current_code): Likewise.
(current_ns): Likewise.
(gfc_run_passes): Allocate and free space for expressions.
(cfe_register_funcs): New function.
(create_var): New function.
(cfc_expr_0): New function.
(cfe_code): New function.
(optimize_namespace): Invoke gfc_code_walker with cfe_code
and cfe_expr_0.
* dependency.c (gfc_dep_compare_functions): New function.
(gfc_dep_compare_expr): Use it.
* options.c (gfc_init_options): Handle
flag_aggressive_function_elimination.
(gfc_handle_option): Likewise.
2010-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/22572
* gfortran.dg/function_optimize_1.f90: New test.
* gfortran.dg/function_optimize_2.f90: New test.
From-SVN: r171207
Diffstat (limited to 'gcc/fortran/options.c')
| -rw-r--r-- | gcc/fortran/options.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/fortran/options.c b/gcc/fortran/options.c index c116103..172fed8 100644 --- a/gcc/fortran/options.c +++ b/gcc/fortran/options.c @@ -150,6 +150,7 @@ gfc_init_options (unsigned int decoded_options_count, gfc_option.flag_align_commons = 1; gfc_option.flag_protect_parens = 1; gfc_option.flag_realloc_lhs = -1; + gfc_option.flag_aggressive_function_elimination = 0; gfc_option.fpe = 0; gfc_option.rtcheck = 0; @@ -972,6 +973,10 @@ gfc_handle_option (size_t scode, const char *arg, int value, gfc_option.flag_align_commons = value; break; + case OPT_faggressive_function_elimination: + gfc_option.flag_aggressive_function_elimination = value; + break; + case OPT_fprotect_parens: gfc_option.flag_protect_parens = value; break; |