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authorRoland McGrath <roland@hack.frob.com>2012-08-09 16:17:14 -0700
committerRoland McGrath <roland@hack.frob.com>2012-08-09 16:37:50 -0700
commit2aa5b9c146ae9a3efabd430b12cddb635bc29164 (patch)
treef5f4b220d3426044daf25e74283f94c1091c1824 /ports/sysdeps/arm/arm-features.h
parent7f540252876b853889c9482c9086ac1c55fe6e3c (diff)
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Make ARM setjmp/longjmp respect ARM_ASSUME_NO_IWMMXT macro.
Diffstat (limited to 'ports/sysdeps/arm/arm-features.h')
-rw-r--r--ports/sysdeps/arm/arm-features.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/ports/sysdeps/arm/arm-features.h b/ports/sysdeps/arm/arm-features.h
index 0f99b3ab81..41befb57f5 100644
--- a/ports/sysdeps/arm/arm-features.h
+++ b/ports/sysdeps/arm/arm-features.h
@@ -31,4 +31,9 @@
# define ARM_HAVE_VFP 1
#endif
+/* An OS-specific arm-features.h file may define ARM_ASSUME_NO_IWMMXT
+ to indicate at compile time that iWMMXt hardware is never present
+ at runtime (or that we never care about its state) and so need not
+ be checked for. */
+
#endif /* arm-features.h */