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authorDamjan Marion <damarion@cisco.com>2018-02-20 12:34:40 +0100
committerDave Barach <openvpp@barachs.net>2018-02-20 21:11:06 +0000
commit6525c7f9022fbed15c519872833097eb8607118b (patch)
treec9b1632a16ae1f724d48b1a5bdb2aefab8634e9d /src/vppinfra/vector.h
parentad099335c1c2de17fb0b3b29b008ef8623ee93c0 (diff)
vppinfra: autogerate vector typedefs and basic inline functions
Change-Id: Ie9f611fa6a962b0937245f5cc949571ba11c5604 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vppinfra/vector.h')
-rw-r--r--src/vppinfra/vector.h222
1 files changed, 83 insertions, 139 deletions
diff --git a/src/vppinfra/vector.h b/src/vppinfra/vector.h
index 13d7ba27031..3fdffc469bd 100644
--- a/src/vppinfra/vector.h
+++ b/src/vppinfra/vector.h
@@ -73,63 +73,50 @@
#define _vector_size(n) __attribute__ ((vector_size (n)))
-/* Signed 64 bit. */
-typedef char i8x8 _vector_size (8);
-typedef short i16x4 _vector_size (8);
-typedef int i32x2 _vector_size (8);
-
-/* Unsigned 64 bit. */
-typedef unsigned char u8x8 _vector_size (8);
-typedef unsigned short u16x4 _vector_size (8);
-typedef unsigned int u32x2 _vector_size (8);
-
-/* Floating point 64 bit. */
-typedef float f32x2 _vector_size (8);
-
-/* Signed 128 bit. */
-typedef i8 i8x16 _vector_size (16);
-typedef i16 i16x8 _vector_size (16);
-typedef i32 i32x4 _vector_size (16);
-typedef long long i64x2 _vector_size (16);
-
-/* Unsigned 128 bit. */
-typedef u8 u8x16 _vector_size (16);
-typedef u16 u16x8 _vector_size (16);
-typedef u32 u32x4 _vector_size (16);
-typedef u64 u64x2 _vector_size (16);
-
-typedef f32 f32x4 _vector_size (16);
-typedef f64 f64x2 _vector_size (16);
-
-/* Signed 256 bit. */
-typedef i8 i8x32 _vector_size (32);
-typedef i16 i16x16 _vector_size (32);
-typedef i32 i32x8 _vector_size (32);
-typedef long long i64x4 _vector_size (32);
-
-/* Unsigned 256 bit. */
-typedef u8 u8x32 _vector_size (32);
-typedef u16 u16x16 _vector_size (32);
-typedef u32 u32x8 _vector_size (32);
-typedef u64 u64x4 _vector_size (32);
-
-typedef f32 f32x8 _vector_size (32);
-typedef f64 f64x4 _vector_size (32);
-
-/* Signed 512 bit. */
-typedef i8 i8x64 _vector_size (64);
-typedef i16 i16x32 _vector_size (64);
-typedef i32 i32x16 _vector_size (64);
-typedef long long i64x8 _vector_size (64);
-
-/* Unsigned 512 bit. */
-typedef u8 u8x64 _vector_size (64);
-typedef u16 u16x32 _vector_size (64);
-typedef u32 u32x16 _vector_size (64);
-typedef u64 u64x8 _vector_size (64);
-
-typedef f32 f32x16 _vector_size (64);
-typedef f64 f64x8 _vector_size (64);
+#define foreach_vec64i _(i,8,8) _(i,16,4) _(i,32,2)
+#define foreach_vec64u _(u,8,8) _(u,16,4) _(u,32,2)
+#define foreach_vec64f _(f,32,2)
+#define foreach_vec128i _(i,8,16) _(i,16,8) _(i,32,4) _(i,64,2)
+#define foreach_vec128u _(u,8,16) _(u,16,8) _(u,32,4) _(u,64,2)
+#define foreach_vec128f _(f,32,4) _(f,64,2)
+#define foreach_vec256i _(i,8,32) _(i,16,16) _(i,32,8) _(i,64,4)
+#define foreach_vec256u _(u,8,32) _(u,16,16) _(u,32,8) _(u,64,4)
+#define foreach_vec256f _(f,32,8) _(f,64,4)
+#define foreach_vec512i _(i,8,64) _(i,16,32) _(i,32,16) _(i,64,8)
+#define foreach_vec512u _(u,8,64) _(u,16,32) _(u,32,16) _(u,64,8)
+#define foreach_vec512f _(f,32,16) _(f,64,8)
+
+#if defined (CLIB_HAVE_VEC512)
+#define foreach_int_vec foreach_vec64i foreach_vec128i foreach_vec256i foreach_vec512i
+#define foreach_uint_vec foreach_vec64u foreach_vec128u foreach_vec256u foreach_vec512u
+#define foreach_float_vec foreach_vec64f foreach_vec128f foreach_vec256f foreach_vec512f
+#elif defined (CLIB_HAVE_VEC256)
+#define foreach_int_vec foreach_vec64i foreach_vec128i foreach_vec256i
+#define foreach_uint_vec foreach_vec64u foreach_vec128u foreach_vec256u
+#define foreach_float_vec foreach_vec64f foreach_vec128f foreach_vec256f
+#else
+#define foreach_int_vec foreach_vec64i foreach_vec128i
+#define foreach_uint_vec foreach_vec64u foreach_vec128u
+#define foreach_float_vec foreach_vec64f foreach_vec128f
+#endif
+
+#define foreach_vec foreach_int_vec foreach_uint_vec foreach_float_vec
+
+/* *INDENT-OFF* */
+
+/* Type Definitions */
+#define _(t,s,c) \
+typedef t##s t##s##x##c _vector_size (s/8*c); \
+typedef union { \
+ t##s##x##c as_##t##s##x##c; \
+ t##s as_##t##s[c]; \
+} t##s##x##c##_union_t;
+
+ foreach_vec64i foreach_vec64u foreach_vec64f
+ foreach_vec128i foreach_vec128u foreach_vec128f
+ foreach_vec256i foreach_vec256u foreach_vec256f
+ foreach_vec512i foreach_vec512u foreach_vec512f
+#undef _
/* Vector word sized types. */
#ifndef CLIB_VECTOR_WORD_BITS
@@ -167,91 +154,47 @@ typedef u64 u64x _vector_size (8);
#define VECTOR_WORD_TYPE(t) t##x
#define VECTOR_WORD_TYPE_LEN(t) (sizeof (VECTOR_WORD_TYPE(t)) / sizeof (t))
-/* Union types. */
-#if (defined(CLIB_HAVE_VEC128) || defined(CLIB_HAVE_VEC64))
-
-#define _(t) \
- typedef union { \
- t##x as_##t##x; \
- t as_##t[VECTOR_WORD_TYPE_LEN (t)]; \
- } t##x##_union_t;
-
-_(u8);
-_(u16);
-_(u32);
-_(u64);
-_(i8);
-_(i16);
-_(i32);
-_(i64);
-
+/* this series of macros generate _is_equal, _is_greater, _is_zero, _add
+ and _sub inline funcitons for each vector type */
+#define _(t, s, c) \
+ static_always_inline t##s##x##c \
+t##s##x##c##_is_equal (t##s##x##c v1, t##s##x##c v2) \
+{ return (v1 == v2); } \
+ \
+static_always_inline t##s##x##c \
+t##s##x##c##_is_greater (t##s##x##c v1, t##s##x##c v2) \
+{ return (v1 > v2); } \
+ \
+static_always_inline t##s##x##c \
+t##s##x##c##_is_zero (t##s##x##c v1) \
+{ t##s##x##c z = {0}; return (v1 == z); } \
+ \
+static_always_inline t##s##x##c \
+t##s##x##c##_add (t##s##x##c v1, t##s##x##c v2) \
+{ return (v1 + v2); } \
+ \
+static_always_inline t##s##x##c \
+t##s##x##c##_sub (t##s##x##c v1, t##s##x##c v2) \
+{ return (v1 - v2); }
+ foreach_vec
#undef _
-#endif
-
-#ifdef CLIB_HAVE_VEC64
-
-#define _(t,n) \
- typedef union { \
- t##x##n as_##t##x##n; \
- t as_##t[n]; \
- } t##x##n##_union_t; \
-
-_(u8, 8);
-_(u16, 4);
-_(u32, 2);
-_(i8, 8);
-_(i16, 4);
-_(i32, 2);
-
+/* this macro generate _splat inline funcitons for each scalar vector type */
+#define _(t, s, c) \
+ static_always_inline t##s##x##c \
+t##s##x##c##_splat (t##s x) \
+{ \
+ t##s##x##c r; \
+ int i; \
+ \
+ for (i = 0; i < c; i++) \
+ r[i] = x; \
+ \
+ return r; \
+}
+ foreach_int_vec foreach_uint_vec
#undef _
-#endif
-
-#ifdef CLIB_HAVE_VEC128
-
-#define _(t,n) \
- typedef union { \
- t##x##n as_##t##x##n; \
- t as_##t[n]; \
- } t##x##n##_union_t; \
-
-_(u8, 16);
-_(u16, 8);
-_(u32, 4);
-_(u64, 2);
-_(i8, 16);
-_(i16, 8);
-_(i32, 4);
-_(i64, 2);
-_(f32, 4);
-_(f64, 2);
-
-#undef _
-
-#endif
-
-/* When we don't have vector types, still define e.g. u32x4_union_t but as an array. */
-#if !defined(CLIB_HAVE_VEC128) && !defined(CLIB_HAVE_VEC64)
-
-#define _(t,n) \
- typedef union { \
- t as_##t[n]; \
- } t##x##n##_union_t; \
-
-_(u8, 16);
-_(u16, 8);
-_(u32, 4);
-_(u64, 2);
-_(i8, 16);
-_(i16, 8);
-_(i32, 4);
-_(i64, 2);
-
-#undef _
-
-#endif
-
#if defined (__SSE4_2__) && __GNUC__ >= 4
#include <vppinfra/vector_sse42.h>
#endif
@@ -272,8 +215,9 @@ _(i64, 2);
#include <vppinfra/vector_funcs.h>
#endif
-#endif /* included_clib_vector_h */
+/* *INDENT-ON* */
+#endif /* included_clib_vector_h */
/*
* fd.io coding-style-patch-verification: ON
*