From 5b0c52282f3d42d9472b302d8c592db0e2a30a87 Mon Sep 17 00:00:00 2001 From: Sam bobroff Date: Tue, 29 Nov 2016 09:57:29 +1100 Subject: [PATCH] package/libdvbcsa: fix altivec problems on powerpc64 Fixes: http://autobuild.buildroot.net/results/e6d22f5e0258c7ebb8a3ed39c11e014c721cd219 Signed-off-by: Sam Bobroff Signed-off-by: Thomas Petazzoni --- .../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 diff --git a/package/libdvbcsa/0001-altivec-powerpc64.patch b/package/libdvbcsa/0001-altivec-powerpc64.patch new file mode 100644 index 0000000000..3605c146a7 --- /dev/null +++ b/package/libdvbcsa/0001-altivec-powerpc64.patch @@ -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 + +--- 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)] + diff --git a/package/libdvbcsa/libdvbcsa.mk b/package/libdvbcsa/libdvbcsa.mk index 1472537938..dfbb4c2257 100644 --- a/package/libdvbcsa/libdvbcsa.mk +++ b/package/libdvbcsa/libdvbcsa.mk @@ -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