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Make fopenmp an LTO option

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2015-01-23  Tom de Vries  <tom@codesourcery.com>

	PR libgomp/64707
	* lto-opts.c (lto_write_options): Output non-explicit conservative
	-fno-openmp.
	* lto-wrapper.c (merge_and_complain): Handle merging -fopenmp.
	(append_compiler_options): Pass -fopenmp through.

	* c.opt (fopenmp): Mark as LTO option.

	* lang.opt (fopenmp): Mark as LTO option.

	* testsuite/libgomp.c/target-9.c: Add -ftree-parallelize-loops=0 to
	dg-options.

From-SVN: r220037
This commit is contained in:
Tom de Vries 2015-01-23 12:53:55 +00:00 committed by Tom de Vries
parent 10ef8f287e
commit 1506ae0e1e
9 changed files with 32 additions and 3 deletions
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8
gcc/ChangeLog
View File

@ -1,3 +1,11 @@
2015-01-23 Tom de Vries <tom@codesourcery.com>
PR libgomp/64707
* lto-opts.c (lto_write_options): Output non-explicit conservative
-fno-openmp.
* lto-wrapper.c (merge_and_complain): Handle merging -fopenmp.
(append_compiler_options): Pass -fopenmp through.
2015-01-23 Jakub Jelinek <jakub@redhat.com>
PR debug/64511

5
gcc/c-family/ChangeLog
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@ -1,3 +1,8 @@
2015-01-23 Tom de Vries <tom@codesourcery.com>
PR libgomp/64707
* c.opt (fopenmp): Mark as LTO option.
2015-01-21 Jakub Jelinek <jakub@redhat.com>
PR c/63307

2
gcc/c-family/c.opt
View File

@ -1288,7 +1288,7 @@ C ObjC C++ ObjC++ Var(flag_openacc)
Enable OpenACC
fopenmp
C ObjC C++ ObjC++ Var(flag_openmp)
C ObjC C++ ObjC++ LTO Var(flag_openmp)
Enable OpenMP (implies -frecursive in Fortran)
fopenmp-simd

4
gcc/fortran/ChangeLog
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@ -1,3 +1,7 @@
2015-01-23 Tom de Vries <tom@codesourcery.com>
PR libgomp/64707
* lang.opt (fopenmp): Mark as LTO option.
2015-01-23 Andre Vehreschild <vehre@gmx.de>

2
gcc/fortran/lang.opt
View File

@ -571,7 +571,7 @@ Fortran
; Documented in C
fopenmp
Fortran
Fortran LTO
; Documented in C
fopenmp-simd

4
gcc/lto-opts.c
View File

@ -166,6 +166,10 @@ lto_write_options (void)
append_to_collect_gcc_options (&temporary_obstack, &first_p,
"-fno-strict-overflow");
if (!global_options_set.x_flag_openmp
&& !global_options.x_flag_openmp)
append_to_collect_gcc_options (&temporary_obstack, &first_p, "-fno-openmp");
/* Append options from target hook and store them to offload_lto section. */
if (lto_stream_offload_p)
{

2
gcc/lto-wrapper.c
View File

@ -271,6 +271,7 @@ merge_and_complain (struct cl_decoded_option **decoded_options,
case OPT_fsigned_zeros:
case OPT_ftrapping_math:
case OPT_fwrapv:
case OPT_fopenmp:
/* For selected options we can merge conservatively. */
for (j = 0; j < *decoded_options_count; ++j)
if ((*decoded_options)[j].opt_index == foption->opt_index)
@ -490,6 +491,7 @@ append_compiler_options (obstack *argv_obstack, struct cl_decoded_option *opts,
case OPT_fsigned_zeros:
case OPT_ftrapping_math:
case OPT_fwrapv:
case OPT_fopenmp:
case OPT_ftrapv:
case OPT_fstrict_overflow:
case OPT_foffload_abi_:

6
libgomp/ChangeLog
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@ -1,3 +1,9 @@
2015-01-23 Tom de Vries <tom@codesourcery.com>
PR libgomp/64707
* testsuite/libgomp.c/target-9.c: Add -ftree-parallelize-loops=0 to
dg-options.
2015-01-19 Thomas Schwinge <thomas@codesourcery.com>
PR libgomp/64625

2
libgomp/testsuite/libgomp.c/target-9.c
View File

@ -1,5 +1,5 @@
/* { dg-do run } */
/* { dg-options "-O1" } */
/* { dg-options "-O1 -ftree-parallelize-loops=0" } */
/* { dg-additional-options "-flto" { target lto } } */
#include <stdlib.h>