aboutsummaryrefslogtreecommitdiffstats
path: root/toolchain/gcc/patches/5.2.0/030-fix-arm-codegen-PR-65932.patch
blob: 7f0b43c0e994cbf7a3938f166121d82add906f85 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Fix from https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65932

--- a/gcc/config/arm/arm.h
+++ b/gcc/config/arm/arm.h
@@ -628,16 +628,10 @@ extern int arm_arch_crc;
    type, but kept valid in the wider mode.  The signedness of the
    extension may differ from that of the type.  */
 
-/* It is far faster to zero extend chars than to sign extend them */
-
 #define PROMOTE_MODE(MODE, UNSIGNEDP, TYPE)	\
   if (GET_MODE_CLASS (MODE) == MODE_INT		\
       && GET_MODE_SIZE (MODE) < 4)      	\
     {						\
-      if (MODE == QImode)			\
-	UNSIGNEDP = 1;				\
-      else if (MODE == HImode)			\
-	UNSIGNEDP = 1;				\
       (MODE) = SImode;				\
     }