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authorStephen Rothwell <sfr@canb.auug.org.au>2014-01-10 15:07:34 +1100
committerStephen Rothwell <sfr@canb.auug.org.au>2014-01-10 15:07:34 +1100
commit7ddcdb2ccdcae0838a39b1bf7b0773c5540da847 (patch)
tree6e40c90c41b0d332297261da8b2ab90ecefa10bb /lib
parent7557ca50ed465ea17fa246d21ca1588dc7e0c537 (diff)
parent42b775abafafdf811ef300e869a4e1480ef1cf95 (diff)
Merge remote-tracking branch 'lzo-update/lzo-update'
Diffstat (limited to 'lib')
-rw-r--r--lib/lzo/lzo1x_decompress_safe.c4
-rw-r--r--lib/lzo/lzodefs.h6
2 files changed, 10 insertions, 0 deletions
diff --git a/lib/lzo/lzo1x_decompress_safe.c b/lib/lzo/lzo1x_decompress_safe.c
index 569985d522d5..e3edc5f3f5ee 100644
--- a/lib/lzo/lzo1x_decompress_safe.c
+++ b/lib/lzo/lzo1x_decompress_safe.c
@@ -72,9 +72,11 @@ copy_literal_run:
COPY8(op, ip);
op += 8;
ip += 8;
+# if !defined(__arm__)
COPY8(op, ip);
op += 8;
ip += 8;
+# endif
} while (ip < ie);
ip = ie;
op = oe;
@@ -159,9 +161,11 @@ copy_literal_run:
COPY8(op, m_pos);
op += 8;
m_pos += 8;
+# if !defined(__arm__)
COPY8(op, m_pos);
op += 8;
m_pos += 8;
+# endif
} while (op < oe);
op = oe;
if (HAVE_IP(6)) {
diff --git a/lib/lzo/lzodefs.h b/lib/lzo/lzodefs.h
index 6710b83ce72e..db756ccb2756 100644
--- a/lib/lzo/lzodefs.h
+++ b/lib/lzo/lzodefs.h
@@ -12,8 +12,14 @@
*/
+#if 1 && defined(__arm__) && ((__LINUX_ARM_ARCH__ >= 6) || defined(__ARM_FEATURE_UNALIGNED))
+#define CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS 1
+#define COPY4(dst, src) \
+ * (u32 *) (void *) (dst) = * (const u32 *) (const void *) (src)
+#else
#define COPY4(dst, src) \
put_unaligned(get_unaligned((const u32 *)(src)), (u32 *)(dst))
+#endif
#if defined(__x86_64__)
#define COPY8(dst, src) \
put_unaligned(get_unaligned((const u64 *)(src)), (u64 *)(dst))