gcc.dg/pr87600.h and gcc.dg/pr89313.c test for __powerpc__ and
__POWERPC__ to choose ppc register names, but ppc-elf defines neither;
it defines __PPC__, so test for that as well.
for gcc/testsuite/ChangeLog
* gcc.dg/pr87600.h (REG1, REG2): Test for __PPC__ as well.
* gcc.dg/pr89313.c (REG): Likewise.
#elif defined (__i386__)
# define REG1 "%eax"
# define REG2 "%edx"
-#elif defined (__powerpc__) || defined (__POWERPC__)
+#elif defined (__powerpc__) || defined (__POWERPC__) || defined (__PPC__)
# define REG1 "r3"
# define REG2 "r4"
#elif defined (__s390__)
# define REG "r0"
#elif defined (__i386__)
# define REG "%eax"
-#elif defined (__powerpc__) || defined (__POWERPC__)
+#elif defined (__powerpc__) || defined (__POWERPC__) || defined (__PPC__)
# define REG "r3"
#elif defined (__s390__)
# define REG "0"