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-rw-r--r--sysdeps/powerpc/Makefile18
1 files changed, 18 insertions, 0 deletions
diff --git a/sysdeps/powerpc/Makefile b/sysdeps/powerpc/Makefile
index 0a50956640..3e8f22b573 100644
--- a/sysdeps/powerpc/Makefile
+++ b/sysdeps/powerpc/Makefile
@@ -11,3 +11,21 @@ tests += test-arith test-arithf
 LDLIBS-test-arith = libm
 LDLIBS-test-arithf = libm
 endif
+
+ifeq ($(subdir),gmon)
+sysdep_routines += ppc-mcount
+endif
+
+# On PPC, -fpic works until the GOT contains 2^15 bytes, and possibly
+# more depending on how clever the linker is.  Each GOT entry takes 4 bytes,
+# so that's at least 8192 entries.  Since libc only uses about 1200 entries,
+# we want to use -fpic, because this generates fewer relocs.
+ifeq (yes,$(build-shared))
+CFLAGS-.os = -fpic -fno-common
+endif
+
+# The initfini generation code doesn't work in the presence of -fPIC, so
+# we use -fpic instead which is much better.
+ifeq ($(subdir),csu)
+CFLAGS-initfini.s = -g0 -fpic
+endif