xref: /OK3568_Linux_fs/buildroot/package/libdvbcsa/0001-altivec-powerpc64.patch (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1Fix compile on powerpc64/powerpc64le w/ altivec
2
3Correct the type of some vectors passed to vec_slo() or vec_sro(), which only
4takes a char vector.
5
6Signed-off-by: Sam Bobroff <sam.bobroff@au1.ibm.com>
7
8--- a/src/dvbcsa_bs_altivec.h	2016-11-28 14:33:34.410021500 +1100
9+++ b/src/dvbcsa_bs_altivec.h	2016-11-28 14:34:25.442238715 +1100
10@@ -64,7 +64,7 @@
11 	}
12 	case 0x29: {
13 		dvbcsa_bs_word_t x = vec_splat_u8(10);
14-		return (dvbcsa_bs_word_t)vec_add(vec_splat_u8(0x1),vec_rl(x,x));
15+		return (dvbcsa_bs_word_t)vec_add((dvbcsa_bs_word_t)vec_splat_u8(0x1),vec_rl(x,x));
16 	}
17 	case 0x40: {
18 		dvbcsa_bs_word_t x = vec_splat_u8(4);
19@@ -99,10 +99,10 @@
20 #define SHVAL_14 BS_VAL8(0e)
21 #define SHVAL_7 BS_VAL8(07)
22
23-#define BS_SHL(a, n)	({ dvbcsa_bs_word_t x = SHVAL_##n; vec_sll(vec_slo((a), x), x); })
24-#define BS_SHR(a, n)	({ dvbcsa_bs_word_t x = SHVAL_##n; vec_srl(vec_sro((a), x), x); })
25-#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); })
26-#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); })
27+#define BS_SHL(a, n)	({ vector unsigned char x = SHVAL_##n; vec_sll(vec_slo((a), x), x); })
28+#define BS_SHR(a, n)	({ vector unsigned char x = SHVAL_##n; vec_srl(vec_sro((a), x), x); })
29+#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); })
30+#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); })
31
32 #define BS_EXTRACT8(a, n) ((uint8_t*)&(a))[15 - (n)]
33
34