new file mode 100644
@@ -0,0 +1,33 @@
+Fix compile on powerpc64/powerpc64le w/ altivec
+
+Correct the type of some vectors passed to vec_slo() or vec_sro(), which only
+takes a char vector.
+
+Signed-off-by: Sam Bobroff <sam.bobroff@au1.ibm.com>
+
+--- a/src/dvbcsa_bs_altivec.h 2016-11-28 14:33:34.410021500 +1100
++++ b/src/dvbcsa_bs_altivec.h 2016-11-28 14:34:25.442238715 +1100
+@@ -64,7 +64,7 @@
+ }
+ case 0x29: {
+ dvbcsa_bs_word_t x = vec_splat_u8(10);
+- return (dvbcsa_bs_word_t)vec_add(vec_splat_u8(0x1),vec_rl(x,x));
++ return (dvbcsa_bs_word_t)vec_add((dvbcsa_bs_word_t)vec_splat_u8(0x1),vec_rl(x,x));
+ }
+ case 0x40: {
+ dvbcsa_bs_word_t x = vec_splat_u8(4);
+@@ -99,10 +99,10 @@
+ #define SHVAL_14 BS_VAL8(0e)
+ #define SHVAL_7 BS_VAL8(07)
+
+-#define BS_SHL(a, n) ({ dvbcsa_bs_word_t x = SHVAL_##n; vec_sll(vec_slo((a), x), x); })
+-#define BS_SHR(a, n) ({ dvbcsa_bs_word_t x = SHVAL_##n; vec_srl(vec_sro((a), x), x); })
+-#define BS_SHL8(a, n) ({ dvbcsa_bs_word_t x = vec_splat_u8(n*2); x = vec_add(x,x); x = vec_add(x,x); vec_slo((a), x); })
+-#define BS_SHR8(a, n) ({ dvbcsa_bs_word_t x = vec_splat_u8(n*2); x = vec_add(x,x); x = vec_add(x,x); vec_sro((a), x); })
++#define BS_SHL(a, n) ({ vector unsigned char x = SHVAL_##n; vec_sll(vec_slo((a), x), x); })
++#define BS_SHR(a, n) ({ vector unsigned char x = SHVAL_##n; vec_srl(vec_sro((a), x), x); })
++#define BS_SHL8(a, n) ({ vector unsigned char x = vec_splat_u8(n*2); x = vec_add(x,x); x = vec_add(x,x); vec_slo((a), x); })
++#define BS_SHR8(a, n) ({ vector unsigned char x = vec_splat_u8(n*2); x = vec_add(x,x); x = vec_add(x,x); vec_sro((a), x); })
+
+ #define BS_EXTRACT8(a, n) ((uint8_t*)&(a))[15 - (n)]
+
@@ -24,6 +24,7 @@ endif
ifeq ($(BR2_POWERPC_CPU_HAS_ALTIVEC),y)
LIBDVBCSA_CONF_OPTS += --enable-altivec
+LIBDVBCSA_CONF_ENV = CFLAGS="$(TARGET_CFLAGS) -flax-vector-conversions"
else
LIBDVBCSA_CONF_OPTS += --disable-altivec
endif
Fixes: http://autobuild.buildroot.net/results/e6d22f5e0258c7ebb8a3ed39c11e014c721cd219 Signed-off-by: Sam Bobroff <sam.bobroff@au1.ibm.com> --- Notes: I'm not an expert on Altivec, but the fix seems reasonable and the package's test programs succeed. package/libdvbcsa/0001-altivec-powerpc64.patch | 33 ++++++++++++++++++++++++++ package/libdvbcsa/libdvbcsa.mk | 1 + 2 files changed, 34 insertions(+) create mode 100644 package/libdvbcsa/0001-altivec-powerpc64.patch