diff options
Diffstat (limited to 'src/vppinfra/vector_sse42.h')
| -rw-r--r-- | src/vppinfra/vector_sse42.h | 84 |
1 files changed, 46 insertions, 38 deletions
diff --git a/src/vppinfra/vector_sse42.h b/src/vppinfra/vector_sse42.h index 0e334c828b6..053826d92bc 100644 --- a/src/vppinfra/vector_sse42.h +++ b/src/vppinfra/vector_sse42.h @@ -41,6 +41,48 @@ #include <vppinfra/error_bootstrap.h> /* for ASSERT */ #include <x86intrin.h> +/* *INDENT-OFF* */ +#define foreach_sse42_vec128i \ + _(i,8,16,epi8) _(i,16,8,epi16) _(i,32,4,epi32) _(i,64,2,epi64x) +#define foreach_sse42_vec128u \ + _(u,8,16,epi8) _(u,16,8,epi16) _(u,32,4,epi32) _(u,64,2,epi64x) +#define foreach_sse42_vec128f \ + _(f,32,4,ps) _(f,64,2,pd) + +/* splat, load_unaligned, store_unaligned, is_all_zero, is_equal, + is_all_equal */ +#define _(t, s, c, i) \ +static_always_inline t##s##x##c \ +t##s##x##c##_splat (t##s x) \ +{ return (t##s##x##c) _mm_set1_##i (x); } \ +\ +static_always_inline t##s##x##c \ +t##s##x##c##_load_unaligned (void *p) \ +{ return (t##s##x##c) _mm_loadu_si128 (p); } \ +\ +static_always_inline void \ +t##s##x##c##_store_unaligned (t##s##x##c v, void *p) \ +{ _mm_storeu_si128 ((__m128i *) p, (__m128i) v); } \ +\ +static_always_inline int \ +t##s##x##c##_is_all_zero (t##s##x##c x) \ +{ return _mm_testz_si128 ((__m128i) x, (__m128i) x); } \ +\ +static_always_inline int \ +t##s##x##c##_is_equal (t##s##x##c x, t##s##x##c y) \ +{ return _mm_testc_si128 ((__m128i) x, (__m128i) y); } \ +\ +static_always_inline int \ +t##s##x##c##_is_all_equal (t##s##x##c v, t##s x) \ +{ return t##s##x##c##_is_equal (v, t##s##x##c##_splat (x)); }; \ + +foreach_sse42_vec128i foreach_sse42_vec128u +#undef _ +/* *INDENT-ON* */ + +#define CLIB_VEC128_SPLAT_DEFINED +#define CLIB_HAVE_VEC128_UNALIGNED_LOAD_STORE + /* 128 bit interleaves. */ always_inline u8x16 u8x16_interleave_hi (u8x16 a, u8x16 b) @@ -197,16 +239,6 @@ u64x2_write_hi (u64x2 x, u64 * a) } #endif -/* Unaligned loads/stores. */ - -#define _(t) \ - always_inline void t##_store_unaligned (t x, void * a) \ - { _mm_storeu_si128 ((__m128i *) a, (__m128i) x); } \ - always_inline t t##_load_unaligned (void * a) \ - { return (t) _mm_loadu_si128 ((__m128i *) a); } - -_(u8x16) _(u16x8) _(u32x4) _(u64x2) _(i8x16) _(i16x8) _(i32x4) _(i64x2) -#undef _ #define _signed_binop(n,m,f,g) \ /* Unsigned */ \ always_inline u##n##x##m \ @@ -218,7 +250,7 @@ _(u8x16) _(u16x8) _(u32x4) _(u64x2) _(i8x16) _(i16x8) _(i32x4) _(i64x2) i##n##x##m##_##f (i##n##x##m x, i##n##x##m y) \ { return (i##n##x##m) _mm_##g##n ((__m128i) x, (__m128i) y); } /* Addition/subtraction with saturation. */ - _signed_binop (8, 16, add_saturate, adds_epu) +_signed_binop (8, 16, add_saturate, adds_epu) _signed_binop (16, 8, add_saturate, adds_epu) _signed_binop (8, 16, sub_saturate, subs_epu) _signed_binop (16, 8, sub_saturate, subs_epu) @@ -403,30 +435,6 @@ _(u64, 2, right, left); #undef _ #endif -always_inline int -u8x16_is_all_zero (u8x16 x) -{ - return _mm_testz_si128 ((__m128i) x, (__m128i) x); -} - -always_inline int -u16x8_is_all_zero (u16x8 x) -{ - return _mm_testz_si128 ((__m128i) x, (__m128i) x); -} - -always_inline int -u32x4_is_all_zero (u32x4 x) -{ - return _mm_testz_si128 ((__m128i) x, (__m128i) x); -} - -always_inline int -u64x2_is_all_zero (u64x2 x) -{ - return _mm_testz_si128 ((__m128i) x, (__m128i) x); -} - #define u32x4_select(A,MASK) \ ({ \ u32x4 _x, _y; \ @@ -495,21 +503,21 @@ always_inline u32 u8x16_zero_byte_mask (u8x16 x) { u8x16 zero = { 0 }; - return u8x16_compare_byte_mask (u8x16_is_equal (x, zero)); + return u8x16_compare_byte_mask (x == zero); } always_inline u32 u16x8_zero_byte_mask (u16x8 x) { u16x8 zero = { 0 }; - return u8x16_compare_byte_mask ((u8x16) u16x8_is_equal (x, zero)); + return u8x16_compare_byte_mask ((u8x16) (x == zero)); } always_inline u32 u32x4_zero_byte_mask (u32x4 x) { u32x4 zero = { 0 }; - return u8x16_compare_byte_mask ((u8x16) u32x4_is_equal (x, zero)); + return u8x16_compare_byte_mask ((u8x16) (x == zero)); } always_inline u8x16 |