1 files changed, 61 insertions, 0 deletions
diff --git a/src/isa-l/erasure_code/ppc64le/gf_vect_mul_vsx.c b/src/isa-l/erasure_code/ppc64le/gf_vect_mul_vsx.c
new file mode 100644
index 000000000..3e610a104
--- /dev/null
+++ b/src/isa-l/erasure_code/ppc64le/gf_vect_mul_vsx.c
@@ -0,0 +1,61 @@
+#include "ec_base_vsx.h"
+
+void gf_vect_mul_vsx(int len, unsigned char *gftbl, unsigned char *src, unsigned char *dest)
+{
+	unsigned char *s, *t0;
+	vector unsigned char vX1, vY1;
+	vector unsigned char vX2, vY2;
+	vector unsigned char vX3, vY3;
+	vector unsigned char vX4, vY4;
+	vector unsigned char vX5, vY5;
+	vector unsigned char vX6, vY6;
+	vector unsigned char vX7, vY7;
+	vector unsigned char vX8, vY8;
+	vector unsigned char vhi0, vlo0;
+	int i, head;
+
+	s = (unsigned char *)src;
+	t0 = (unsigned char *)dest;
+
+	head = len % 128;
+	if (head != 0) {
+		gf_vect_mul_base(head, gftbl, src, dest);
+	}
+
+	vlo0 = EC_vec_xl(0, gftbl);
+	vhi0 = EC_vec_xl(16, gftbl);
+
+	for (i = head; i < len - 127; i += 128) {
+		vX1 = vec_xl(0, s + i);
+		vX2 = vec_xl(16, s + i);
+		vX3 = vec_xl(32, s + i);
+		vX4 = vec_xl(48, s + i);
+
+		vX5 = vec_xl(64, s + i);
+		vX6 = vec_xl(80, s + i);
+		vX7 = vec_xl(96, s + i);
+		vX8 = vec_xl(112, s + i);
+
+		vY1 = EC_vec_permxor(vhi0, vlo0, vX1);
+		vY2 = EC_vec_permxor(vhi0, vlo0, vX2);
+		vY3 = EC_vec_permxor(vhi0, vlo0, vX3);
+		vY4 = EC_vec_permxor(vhi0, vlo0, vX4);
+
+		vY5 = EC_vec_permxor(vhi0, vlo0, vX5);
+		vY6 = EC_vec_permxor(vhi0, vlo0, vX6);
+		vY7 = EC_vec_permxor(vhi0, vlo0, vX7);
+		vY8 = EC_vec_permxor(vhi0, vlo0, vX8);
+
+		vec_xst(vY1, 0, t0 + i);
+		vec_xst(vY2, 16, t0 + i);
+		vec_xst(vY3, 32, t0 + i);
+		vec_xst(vY4, 48, t0 + i);
+
+		vec_xst(vY5, 64, t0 + i);
+		vec_xst(vY6, 80, t0 + i);
+		vec_xst(vY7, 96, t0 + i);
+		vec_xst(vY8, 112, t0 + i);
+	}
+
+	return;
+}