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| author | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2017-01-30 11:34:13 +0000 |
|---|---|---|
| committer | Szabolcs Nagy <nsz@gcc.gnu.org> | 2017-01-30 11:34:13 +0000 |
| commit | 87c45ec798cfdbc784806fed96e5f20a105793e5 (patch) | |
| tree | 83f4471834a33ea8d682b38a4d7a415382de1f0c /libatomic/config | |
| parent | ab4be5d1be0007a26492a98d268075d43a01b1f0 (diff) | |
| download | gcc-87c45ec798cfdbc784806fed96e5f20a105793e5.zip gcc-87c45ec798cfdbc784806fed96e5f20a105793e5.tar.gz gcc-87c45ec798cfdbc784806fed96e5f20a105793e5.tar.bz2 | |
[ARM][PR target/78945] Fix libatomic on armv7-m
ARM libatomic inline asm uses sel, uadd8, uadd16 instructions
which are only available if __ARM_FEATURE_SIMD32 is defined.
libatomic/
2017-01-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
PR target/78945
* config/arm/exch_n.c (libat_exchange): Check __ARM_FEATURE_SIMD32.
From-SVN: r245023
Diffstat (limited to 'libatomic/config')
| -rw-r--r-- | libatomic/config/arm/exch_n.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libatomic/config/arm/exch_n.c b/libatomic/config/arm/exch_n.c index 991f19d..685cb95 100644 --- a/libatomic/config/arm/exch_n.c +++ b/libatomic/config/arm/exch_n.c @@ -29,7 +29,7 @@ /* When using STREX to implement sub-word exchange, we can do much better than the compiler by using the APSR.GE and APSR.C flags. */ -#if !DONE && HAVE_STREX && !HAVE_STREXBH && N == 2 +#if !DONE && __ARM_FEATURE_SIMD32 && HAVE_STREX && !HAVE_STREXBH && N == 2 UTYPE SIZE(libat_exchange) (UTYPE *mptr, UTYPE newval, int smodel) { @@ -79,7 +79,7 @@ SIZE(libat_exchange) (UTYPE *mptr, UTYPE newval, int smodel) #endif /* !HAVE_STREXBH && N == 2 */ -#if !DONE && HAVE_STREX && !HAVE_STREXBH && N == 1 +#if !DONE && __ARM_FEATURE_SIMD32 && HAVE_STREX && !HAVE_STREXBH && N == 1 UTYPE SIZE(libat_exchange) (UTYPE *mptr, UTYPE newval, int smodel) { |