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mat queue find solution, native supports clang

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This commit is contained in:
Youmu Liu
2026-03-27 18:14:54 +08:00
parent 06e3aa119b
commit 61303635ad
16 changed files with 373 additions and 647 deletions
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StgSharp.Native/sn-src/s.factorial.x86.c
+8 -4
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@@ -5,11 +5,13 @@
#include "sn_internal.h"
#include "sn_intrinsic.h"
INTERNAL __m128i facIncrement = { 4, 4, 4, 4 };
INTERNAL __m128i facBase = { 1, 2, 3, 4 };
static __m128i facIncrement;
static __m128i facBase;
INTERNAL uint64_t SN_DECL factorial_simd_sse(int n)
{
facIncrement = _mm_set1_epi32(4);
facBase = _mm_setr_epi32(1, 2, 3, 4);
__m128i baseResult = facBase;
__m128i facBaseLocal = facBase;
const int cycle = (n - 3) >> 2;
@@ -18,8 +20,10 @@ INTERNAL uint64_t SN_DECL factorial_simd_sse(int n)
facBaseLocal = _mm_add_epi32(facBaseLocal, facIncrement);
baseResult = _mm_mullo_epi32(baseResult, facBaseLocal);
}
uint64_t result = (uint64_t)baseResult.m128i_i32[0] * (uint64_t)baseResult.m128i_i32[1] *
(uint64_t)baseResult.m128i_i32[2] * (uint64_t)baseResult.m128i_i32[3];
SN_ALIGNAS(16) int32_t lanes[4];
_mm_store_si128((__m128i *)lanes, baseResult);
uint64_t result = (uint64_t)lanes[0] * (uint64_t)lanes[1] * (uint64_t)lanes[2] *
(uint64_t)lanes[3];
for (uint64_t i = rest; i < n; i++) {
result *= i;
}