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Remove the curve448 vector code

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We removed various platform specific optimisation files in an earlier
commit. The vector code was related to that and therefore is no longer
required. It may be resurrected at a later point if we reintroduce the
opimtisations.

Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/5105)
This commit is contained in:
Matt Caswell 2018-02-12 14:38:13 +00:00
parent 53ef3252fa
commit 2abe3cad23
3 changed files with 3 additions and 63 deletions
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4
crypto/ec/curve448/curve448_tables.c
View file

@ -13,7 +13,7 @@
#include "point_448.h"
const curve448_precomputed_s curve448_precomputed_base_table VECTOR_ALIGNED = {
const curve448_precomputed_s curve448_precomputed_base_table = {
{
{{
{FIELD_LITERAL(0x00cc3b062366f4cc,0x003d6e34e314aa3c,0x00d51c0a7521774d,0x0094e060eec6ab8b,0x00d21291b4d80082,0x00befed12b55ef1e,0x00c3dd2df5c94518,0x00e0a7b112b8d4e6)},
@ -341,7 +341,7 @@ const curve448_precomputed_s curve448_precomputed_base_table VECTOR_ALIGNED = {
const struct curve448_precomputed_s *curve448_precomputed_base
= &curve448_precomputed_base_table;
const niels_t curve448_wnaf_base_table[32] VECTOR_ALIGNED = {
const niels_t curve448_wnaf_base_table[32] = {
{{
{FIELD_LITERAL(0x00303cda6feea532,0x00860f1d5a3850e4,0x00226b9fa4728ccd,0x00e822938a0a0c0c,0x00263a61c9ea9216,0x001204029321b828,0x006a468360983c65,0x0002846f0a782143)},
{FIELD_LITERAL(0x00303cda6feea532,0x00860f1d5a3850e4,0x00226b9fa4728ccd,0x006822938a0a0c0c,0x00263a61c9ea9215,0x001204029321b828,0x006a468360983c65,0x0082846f0a782143)},

2
crypto/ec/curve448/point_448.h
View file

@ -28,7 +28,7 @@ typedef struct {
typedef struct {
niels_t n;
gf z;
} VECTOR_ALIGNED pniels_t[1];
} pniels_t[1];
/* Precomputed base */
struct curve448_precomputed_s {

60
crypto/ec/curve448/word.h
View file

@ -61,66 +61,6 @@ typedef int64_t dsword_t;
# error "For now we only support 32- and 64-bit architectures."
# endif
# ifdef __ARM_NEON__
typedef uint32x4_t vecmask_t;
# elif defined(__clang__)
typedef uint64_t uint64x2_t __attribute__ ((ext_vector_type(2)));
typedef int64_t int64x2_t __attribute__ ((ext_vector_type(2)));
typedef uint64_t uint64x4_t __attribute__ ((ext_vector_type(4)));
typedef int64_t int64x4_t __attribute__ ((ext_vector_type(4)));
typedef uint32_t uint32x4_t __attribute__ ((ext_vector_type(4)));
typedef int32_t int32x4_t __attribute__ ((ext_vector_type(4)));
typedef uint32_t uint32x2_t __attribute__ ((ext_vector_type(2)));
typedef int32_t int32x2_t __attribute__ ((ext_vector_type(2)));
typedef uint32_t uint32x8_t __attribute__ ((ext_vector_type(8)));
typedef int32_t int32x8_t __attribute__ ((ext_vector_type(8)));
typedef word_t vecmask_t __attribute__ ((ext_vector_type(4)));
# elif defined(__GNUC__) \
&& (__GNUC__ >= 4 || (__GNUC__== 3 && __GNUC_MINOR__ >= 1))
typedef uint64_t uint64x2_t __attribute__ ((vector_size(16)));
typedef int64_t int64x2_t __attribute__ ((vector_size(16)));
typedef uint64_t uint64x4_t __attribute__ ((vector_size(32)));
typedef int64_t int64x4_t __attribute__ ((vector_size(32)));
typedef uint32_t uint32x4_t __attribute__ ((vector_size(16)));
typedef int32_t int32x4_t __attribute__ ((vector_size(16)));
typedef uint32_t uint32x2_t __attribute__ ((vector_size(8)));
typedef int32_t int32x2_t __attribute__ ((vector_size(8)));
typedef uint32_t uint32x8_t __attribute__ ((vector_size(32)));
typedef int32_t int32x8_t __attribute__ ((vector_size(32)));
typedef word_t vecmask_t __attribute__ ((vector_size(32)));
# endif
# if defined(__AVX2__)
# define VECTOR_ALIGNED __attribute__((aligned(32)))
typedef uint64x4_t uint64xn_t;
typedef uint32x8_t uint32xn_t;
# elif defined(__SSE2__)
# define VECTOR_ALIGNED __attribute__((aligned(16)))
typedef uint64x2_t uint64xn_t;
typedef uint32x4_t uint32xn_t;
# elif defined(__ARM_NEON__)
# define VECTOR_ALIGNED __attribute__((aligned(16)))
typedef uint64x2_t uint64xn_t;
typedef uint32x4_t uint32xn_t;
# elif !defined(_MSC_VER) \
&& (defined(_WIN64) || defined(__amd64__) || defined(__X86_64__) \
|| defined(__aarch64__))
# define VECTOR_ALIGNED __attribute__((aligned(8)))
typedef uint32_t uint32xn_t;
# else
# ifdef __GNUC__
# define VECTOR_ALIGNED __attribute__((aligned(4)))
# else
/*
* This shouldn't be a problem because a big_register_t isn't actually a vector
* type anyway in this case.
*/
# define VECTOR_ALIGNED
# endif
typedef uint64_t uint64xn_t;
typedef uint32_t uint32xn_t;
# endif
/* PERF: vectorize vs unroll */
# ifdef __clang__