------- Comment #5 from ramana at gcc dot gnu dot org 2009-12-22 16:35 -------
Testing this patch. Thumb2 can't have signed numbers in the tbh instruction.
Index: arm.h
===================================================================
--- arm.h (revision 155371)
+++ arm.h (working copy)
@@ -2122,7 +2122,7 @@ typedef struct
&& (optimize_size || flag_pic)))
#define CASE_VECTOR_SHORTEN_MODE(min, max, body) \
- (TARGET_THUMB
\
+ (TARGET_THUMB1 \
? (min >= 0 && max < 512 \
? (ADDR_DIFF_VEC_FLAGS (body).offset_unsigned = 1, QImode) \
: min >= -256 && max < 256 \
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42093
