Fix some alignment issues on arm, hppa and sparc.

Author: petterreinholdtsen

Makefile

@@ -74,9 +74,6 @@ ARCHFLAGS := $(ARCHFLAGS)
 OPTFLAGS  ?= -g -O
 
 CFLAGS    += -Wall -Wno-unused-function -Wno-write-strings -Wno-sign-compare $(ARCHFLAGS)
-ifneq ($(findstring arm,$(shell uname -m)),)
-	CFLAGS += -DABC_MEMALIGN=4
-endif
 
 # compile ABC using the C++ compiler and put everything in the namespace $(ABC_NAMESPACE)
 ifdef ABC_USE_NAMESPACE

src/aig/aig/aigMem.c

@@ -22,6 +22,18 @@
 
 ABC_NAMESPACE_IMPL_START
 
+#ifndef ABC_MEMALIGN
+# if defined(__arm__)
+#   define ABC_MEMALIGN 4
+# endif
+# if defined(__hppa__)
+#   define ABC_MEMALIGN 8
+# endif
+# if defined(__sparc__)
+#   define ABC_MEMALIGN 8
+# endif
+#endif // !ABC_MEMALIGN
+
 
 ////////////////////////////////////////////////////////////////////////
 ///                        DECLARATIONS                              ///