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Add "native" as a valid option value for -march= on aarch64 (PR driver/83193).

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2018-02-21  Martin Liska  <mliska@suse.cz>

	PR driver/83193
	* config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
	Add "native" as a possible value.
	* config/aarch64/aarch64.h (HAVE_LOCAL_CPU_DETECT):  Define
	the macro when native cpu detection is available.

From-SVN: r257874
This commit is contained in:
Martin Liska 2018-02-21 15:05:45 +01:00 • committed by Martin Liska
parent a646fe9c48
commit a08b5429c1
3 changed files with 16 additions and 0 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2018-02-21 Martin Liska <mliska@suse.cz>
PR driver/83193
* config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
Add "native" as a possible value.
* config/aarch64/aarch64.h (HAVE_LOCAL_CPU_DETECT): Define
the macro when native cpu detection is available.
2018-02-21 Martin Liska <mliska@suse.cz>
PR driver/83193

7
gcc/config/aarch64/aarch64.c
View file

@ -10628,6 +10628,13 @@ aarch64_print_hint_for_core_or_arch (const char *str, bool arch)
const struct processor *entry = arch ? all_architectures : all_cores;
for (; entry->name != NULL; entry++)
candidates.safe_push (entry->name);
#ifdef HAVE_LOCAL_CPU_DETECT
/* Add also "native" as possible value. */
if (arch)
candidates.safe_push ("native");
#endif
char *s;
const char *hint = candidates_list_and_hint (str, s, candidates);
if (hint)

1
gcc/config/aarch64/aarch64.h
View file

@ -1002,6 +1002,7 @@ extern const char *aarch64_rewrite_mcpu (int argc, const char **argv);
#if defined(__aarch64__)
extern const char *host_detect_local_cpu (int argc, const char **argv);
#define HAVE_LOCAL_CPU_DETECT
# define EXTRA_SPEC_FUNCTIONS \
{ "local_cpu_detect", host_detect_local_cpu }, \
MCPU_TO_MARCH_SPEC_FUNCTIONS