aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorMartin Liska <mliska@suse.cz>2018-02-21 15:05:17 +0100
committerMartin Liska <marxin@gcc.gnu.org>2018-02-21 14:05:17 +0000
commita646fe9c48679d9904473676705f75dae5dd59c2 (patch)
tree06c7ebde19fccfce2b67450ae34350b68044c942
parentc8602fe6127fde5e75b4f9288f86d33a5b885660 (diff)
downloadgcc-a646fe9c48679d9904473676705f75dae5dd59c2.zip
gcc-a646fe9c48679d9904473676705f75dae5dd59c2.tar.gz
gcc-a646fe9c48679d9904473676705f75dae5dd59c2.tar.bz2
Add "native" as a valid option value for -march= on arm (PR driver/83193).
2018-02-21 Martin Liska <mliska@suse.cz> PR driver/83193 * common/config/arm/arm-common.c (arm_print_hint_for_arch_option): Add "native" as a possible value. * config/arm/arm.h (HAVE_LOCAL_CPU_DETECT): Define the macro when native cpu detection is available. From-SVN: r257873
-rw-r--r--gcc/ChangeLog8
-rw-r--r--gcc/common/config/arm/arm-common.c6
-rw-r--r--gcc/config/arm/arm.h1
3 files changed, 15 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a07661b..730ab68 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2018-02-21 Martin Liska <mliska@suse.cz>
+
+ PR driver/83193
+ * common/config/arm/arm-common.c (arm_print_hint_for_arch_option):
+ Add "native" as a possible value.
+ * config/arm/arm.h (HAVE_LOCAL_CPU_DETECT): Define the macro
+ when native cpu detection is available.
+
2018-02-21 Jakub Jelinek <jakub@redhat.com>
Martin Sebor <msebor@redhat.com>
diff --git a/gcc/common/config/arm/arm-common.c b/gcc/common/config/arm/arm-common.c
index fc585e0..50f0bad 100644
--- a/gcc/common/config/arm/arm-common.c
+++ b/gcc/common/config/arm/arm-common.c
@@ -353,6 +353,12 @@ arm_print_hint_for_arch_option (const char *target,
auto_vec<const char*> candidates;
for (; list->common.name != NULL; list++)
candidates.safe_push (list->common.name);
+
+#ifdef HAVE_LOCAL_CPU_DETECT
+ /* Add also "native" as possible value. */
+ candidates.safe_push ("native");
+#endif
+
char *s;
const char *hint = candidates_list_and_hint (target, s, candidates);
if (hint)
diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h
index 6f3c4f4..bbf3937 100644
--- a/gcc/config/arm/arm.h
+++ b/gcc/config/arm/arm.h
@@ -2194,6 +2194,7 @@ extern const char *arm_target_thumb_only (int argc, const char **argv);
an ARM chip. */
#if defined(__arm__)
extern const char *host_detect_local_cpu (int argc, const char **argv);
+#define HAVE_LOCAL_CPU_DETECT
# define MCPU_MTUNE_NATIVE_FUNCTIONS \
{ "local_cpu_detect", host_detect_local_cpu },
# define MCPU_MTUNE_NATIVE_SPECS \