diff --git a/include/cglm/affine-mat.h b/include/cglm/affine-mat.h index 75607e7..5107efc 100644 --- a/include/cglm/affine-mat.h +++ b/include/cglm/affine-mat.h @@ -30,6 +30,10 @@ # include "simd/neon/affine.h" #endif +#ifdef CGLM_SIMD_WASM +# include "simd/wasm/affine.h" +#endif + /*! * @brief this is similar to glm_mat4_mul but specialized to affine transform * @@ -53,6 +57,8 @@ glm_mul(mat4 m1, mat4 m2, mat4 dest) { glm_mul_avx(m1, m2, dest); #elif defined( __SSE__ ) || defined( __SSE2__ ) glm_mul_sse2(m1, m2, dest); +#elif defined(__wasm__) && defined(__wasm_simd128__) + glm_mul_wasm(m1, m2, dest); #elif defined(CGLM_NEON_FP) glm_mul_neon(m1, m2, dest); #else @@ -109,6 +115,8 @@ void glm_mul_rot(mat4 m1, mat4 m2, mat4 dest) { #if defined( __SSE__ ) || defined( __SSE2__ ) glm_mul_rot_sse2(m1, m2, dest); +#elif defined(__wasm__) && defined(__wasm_simd128__) + glm_mul_rot_wasm(m1, m2, dest); #elif defined(CGLM_NEON_FP) glm_mul_rot_neon(m1, m2, dest); #else @@ -158,6 +166,8 @@ void glm_inv_tr(mat4 mat) { #if defined( __SSE__ ) || defined( __SSE2__ ) glm_inv_tr_sse2(mat); +#elif defined(__wasm__) && defined(__wasm_simd128__) + glm_inv_tr_wasm(mat); #elif defined(CGLM_NEON_FP) glm_inv_tr_neon(mat); #else diff --git a/include/cglm/simd/intrin.h b/include/cglm/simd/intrin.h index bfdc94e..17998f5 100644 --- a/include/cglm/simd/intrin.h +++ b/include/cglm/simd/intrin.h @@ -99,7 +99,15 @@ # endif #endif -#if defined(CGLM_SIMD_x86) || defined(CGLM_SIMD_ARM) + +/* WebAssembly */ +#if defined(__wasm__) && defined(__wasm_simd128__) +# ifndef CGLM_SIMD_WASM +# define CGLM_SIMD_WASM +# endif +#endif + +#if defined(CGLM_SIMD_x86) || defined(CGLM_SIMD_ARM) || defined(CGLM_SIMD_WASM) # ifndef CGLM_SIMD # define CGLM_SIMD # endif @@ -113,4 +121,8 @@ # include "arm.h" #endif +#if defined(CGLM_SIMD_WASM) +# include "wasm.h" +#endif + #endif /* cglm_intrin_h */ diff --git a/include/cglm/simd/wasm.h b/include/cglm/simd/wasm.h new file mode 100644 index 0000000..dfb9490 --- /dev/null +++ b/include/cglm/simd/wasm.h @@ -0,0 +1,233 @@ + +#ifndef cglm_simd_wasm_h +#define cglm_simd_wasm_h +#include "intrin.h" +#ifdef CGLM_SIMD_WASM +#include + +#define glmm_load(p) wasm_v128_load(p) +#define glmm_store(p, a) wasm_v128_store(p, a) + +#define glmm_set1(x) wasm_f32x4_splat(x) +#define glmm_128 v128_t +#define glmm_shuffle(a, b, z, y, x, w) wasm_i32x4_shuffle(a, b, z, y, x, w) +#define glmm_shuff1(xmm, z, y, x, w) wasm_i32x4_shuffle(xmm, xmm, z, y, x, w) + +#define glmm_splat(x, lane) glmm_shuff1(x, lane, lane, lane, lane) + +#define glmm_splat_x(x) glmm_splat(x, 0) +#define glmm_splat_y(x) glmm_splat(x, 1) +#define glmm_splat_z(x) glmm_splat(x, 2) +#define glmm_splat_w(x) glmm_splat(x, 3) + +#define glmm_shuff2(a, b, z0, y0, x0, w0, z1, y1, x1, w1) \ + glmm_shuff1(wasm_i32x4_shuffle(a, b, z0, y0, x0, w0), z1, y1, x1, w1) + +#define _mm_cvtss_f32(v) wasm_f32x4_extract_lane(v, 0) + +static inline glmm_128 __attribute__((__always_inline__, __nodebug__)) +_mm_unpackhi_ps(glmm_128 __a, glmm_128 __b) +{ + return wasm_i32x4_shuffle(__a, __b, 2, 6, 3, 7); +} + +static inline glmm_128 __attribute__((__always_inline__, __nodebug__)) +_mm_unpacklo_ps(glmm_128 __a, glmm_128 __b) +{ + return wasm_i32x4_shuffle(__a, __b, 0, 4, 1, 5); +} + +static inline glmm_128 __attribute__((__always_inline__, __nodebug__)) +_mm_movehl_ps(glmm_128 __a, glmm_128 __b) +{ + return wasm_i32x4_shuffle(__a, __b, 6, 7, 2, 3); +} + +static inline glmm_128 __attribute__((__always_inline__, __nodebug__)) +_mm_movelh_ps(glmm_128 __a, glmm_128 __b) +{ + return wasm_i32x4_shuffle(__a, __b, 0, 1, 4, 5); +} + +#define _MM_TRANSPOSE4_PS(row0, row1, row2, row3) \ + do { \ + glmm_128 __row0 = (row0); \ + glmm_128 __row1 = (row1); \ + glmm_128 __row2 = (row2); \ + glmm_128 __row3 = (row3); \ + glmm_128 __tmp0 = _mm_unpacklo_ps(__row0, __row1); \ + glmm_128 __tmp1 = _mm_unpackhi_ps(__row0, __row1); \ + glmm_128 __tmp2 = _mm_unpacklo_ps(__row2, __row3); \ + glmm_128 __tmp3 = _mm_unpackhi_ps(__row2, __row3); \ + (row0) = _mm_movelh_ps(__tmp0, __tmp2); \ + (row1) = _mm_movehl_ps(__tmp2, __tmp0); \ + (row2) = _mm_movelh_ps(__tmp1, __tmp3); \ + (row3) = _mm_movehl_ps(__tmp3, __tmp1); \ + } while (0) + +static inline +glmm_128 +glmm_abs(glmm_128 x) { + return wasm_v128_andnot(wasm_f32x4_splat(-0.0f), x); +} + +static inline +glmm_128 +glmm_vhadd(glmm_128 v) { + glmm_128 x0; + x0 = wasm_f32x4_add(v, glmm_shuff1(v, 0, 1, 2, 3)); + x0 = wasm_f32x4_add(x0, glmm_shuff1(x0, 1, 0, 0, 1)); + return x0; +} + +static inline +glmm_128 +glmm_vhadds(glmm_128 v) { + glmm_128 shuf, sums; + shuf = glmm_shuff1(v, 2, 3, 0, 1); + sums = wasm_f32x4_add(v, shuf); + shuf = wasm_i32x4_shuffle(shuf, sums, 6, 7, 2, 3); + sums = wasm_f32x4_add(sums, shuf); + return sums; +} + +static inline +float +glmm_hadd(glmm_128 v) { + return _mm_cvtss_f32(glmm_vhadds(v)); +} + +static inline +glmm_128 +glmm_vhmin(glmm_128 v) { + glmm_128 x0, x1, x2; + x0 = glmm_shuff1(v, 2, 3, 2, 3); /* [2, 3, 2, 3] */ + x1 = wasm_f32x4_pmin(x0, v); /* [0|2, 1|3, 2|2, 3|3] */ + x2 = glmm_splat(x1, 1); /* [1|3, 1|3, 1|3, 1|3] */ + return wasm_f32x4_pmin(x1, x2); +} + +static inline +float +glmm_hmin(glmm_128 v) { + return _mm_cvtss_f32(glmm_vhmin(v)); +} + +static inline +glmm_128 +glmm_vhmax(glmm_128 v) { + glmm_128 x0, x1, x2; + x0 = glmm_shuff1(v, 2, 3, 2, 3); /* [2, 3, 2, 3] */ + x1 = wasm_f32x4_pmax(x0, v); /* [0|2, 1|3, 2|2, 3|3] */ + x2 = glmm_splat(x1, 1); /* [1|3, 1|3, 1|3, 1|3] */ + return wasm_f32x4_pmax(x1, x2); +} + +static inline +float +glmm_hmax(glmm_128 v) { + return wasm_f32x4_extract_lane(glmm_vhmax(v), 0); +} + +static inline +glmm_128 +glmm_vdots(glmm_128 a, glmm_128 b) { + return glmm_vhadds(wasm_f32x4_mul(a, b)); +} + +static inline +glmm_128 +glmm_vdot(glmm_128 a, glmm_128 b) { + glmm_128 x0; + x0 = wasm_f32x4_mul(a, b); + x0 = wasm_f32x4_add(x0, glmm_shuff1(x0, 1, 0, 3, 2)); + return wasm_f32x4_add(x0, glmm_shuff1(x0, 0, 1, 0, 1)); +} + +static inline +float +glmm_dot(glmm_128 a, glmm_128 b) { + return _mm_cvtss_f32(glmm_vdots(a, b)); +} + +static inline glmm_128 __attribute__((__always_inline__, __nodebug__)) +_mm_sqrt_ss(glmm_128 __a) +{ + return wasm_i32x4_shuffle(__a, wasm_f32x4_sqrt(__a), 4, 1, 2, 3); +} + +static inline +float +glmm_norm(glmm_128 a) { + return _mm_cvtss_f32(_mm_sqrt_ss(glmm_vhadds(wasm_f32x4_mul(a, a)))); +} + +static inline +float +glmm_norm2(glmm_128 a) { + return _mm_cvtss_f32(glmm_vhadds(wasm_f32x4_mul(a, a))); +} + +static inline +float +glmm_norm_one(glmm_128 a) { + return _mm_cvtss_f32(glmm_vhadds(glmm_abs(a))); +} + +static inline +float +glmm_norm_inf(glmm_128 a) { + return _mm_cvtss_f32(glmm_vhmax(glmm_abs(a))); +} + +static inline +glmm_128 +glmm_load3(float v[3]) { + glmm_128 xy = wasm_v128_load64_zero(v); + return wasm_f32x4_replace_lane(xy, 2, v[2]); +} + +static inline +void +glmm_store3(float v[3], glmm_128 vx) { + wasm_v128_store64_lane(v, vx, 0); + wasm_v128_store32_lane(&v[2], vx, 2); +} + +static inline +glmm_128 +glmm_div(glmm_128 a, glmm_128 b) { + return wasm_f32x4_div(a, b); +} + +/* enable FMA macro for MSVC? */ +#if defined(_MSC_VER) && !defined(__FMA__) && defined(__AVX2__) +# define __FMA__ 1 +#endif + +static inline +glmm_128 +glmm_fmadd(glmm_128 a, glmm_128 b, glmm_128 c) { + return wasm_f32x4_add(c, wasm_f32x4_mul(a, b)); +} + +static inline +glmm_128 +glmm_fnmadd(glmm_128 a, glmm_128 b, glmm_128 c) { + return wasm_f32x4_sub(c, wasm_f32x4_mul(a, b)); +} + +static inline +glmm_128 +glmm_fmsub(glmm_128 a, glmm_128 b, glmm_128 c) { + return wasm_f32x4_sub(wasm_f32x4_mul(a, b), c); +} + +static inline +glmm_128 +glmm_fnmsub(glmm_128 a, glmm_128 b, glmm_128 c) { + return wasm_v128_xor(wasm_f32x4_add(wasm_f32x4_mul(a, b), c), wasm_f32x4_splat(-0.0f)); +} + +#endif +#endif /* cglm_simd_wasm_h */ diff --git a/include/cglm/simd/wasm/affine.h b/include/cglm/simd/wasm/affine.h new file mode 100644 index 0000000..ca520b9 --- /dev/null +++ b/include/cglm/simd/wasm/affine.h @@ -0,0 +1,115 @@ +/* + * Copyright (c), Recep Aslantas. + * + * MIT License (MIT), http://opensource.org/licenses/MIT + * Full license can be found in the LICENSE file + */ + +#ifndef cglm_affine_mat_wasm_h +#define cglm_affine_mat_wasm_h +#if defined(__wasm__) && defined(__wasm_simd128__) + +#include "../../common.h" +#include "../intrin.h" + +CGLM_INLINE +void +glm_mul_wasm(mat4 m1, mat4 m2, mat4 dest) { + /* D = R * L (Column-Major) */ + glmm_128 l, r0, r1, r2, r3, v0, v1, v2, v3; + + l = glmm_load(m1[0]); + r0 = glmm_load(m2[0]); + r1 = glmm_load(m2[1]); + r2 = glmm_load(m2[2]); + r3 = glmm_load(m2[3]); + + v0 = wasm_f32x4_mul(glmm_splat_x(r0), l); + v1 = wasm_f32x4_mul(glmm_splat_x(r1), l); + v2 = wasm_f32x4_mul(glmm_splat_x(r2), l); + v3 = wasm_f32x4_mul(glmm_splat_x(r3), l); + + l = glmm_load(m1[1]); + v0 = glmm_fmadd(glmm_splat_y(r0), l, v0); + v1 = glmm_fmadd(glmm_splat_y(r1), l, v1); + v2 = glmm_fmadd(glmm_splat_y(r2), l, v2); + v3 = glmm_fmadd(glmm_splat_y(r3), l, v3); + + l = glmm_load(m1[2]); + v0 = glmm_fmadd(glmm_splat_z(r0), l, v0); + v1 = glmm_fmadd(glmm_splat_z(r1), l, v1); + v2 = glmm_fmadd(glmm_splat_z(r2), l, v2); + v3 = glmm_fmadd(glmm_splat_z(r3), l, v3); + + l = glmm_load(m1[3]); + v3 = glmm_fmadd(glmm_splat_w(r3), l, v3); + + glmm_store(dest[0], v0); + glmm_store(dest[1], v1); + glmm_store(dest[2], v2); + glmm_store(dest[3], v3); +} + +CGLM_INLINE +void +glm_mul_rot_wasm(mat4 m1, mat4 m2, mat4 dest) { + /* D = R * L (Column-Major) */ + + glmm_128 l, r0, r1, r2, v0, v1, v2; + + l = glmm_load(m1[0]); + r0 = glmm_load(m2[0]); + r1 = glmm_load(m2[1]); + r2 = glmm_load(m2[2]); + + v0 = wasm_f32x4_mul(glmm_splat_x(r0), l); + v1 = wasm_f32x4_mul(glmm_splat_x(r1), l); + v2 = wasm_f32x4_mul(glmm_splat_x(r2), l); + + l = glmm_load(m1[1]); + v0 = glmm_fmadd(glmm_splat_y(r0), l, v0); + v1 = glmm_fmadd(glmm_splat_y(r1), l, v1); + v2 = glmm_fmadd(glmm_splat_y(r2), l, v2); + + l = glmm_load(m1[2]); + v0 = glmm_fmadd(glmm_splat_z(r0), l, v0); + v1 = glmm_fmadd(glmm_splat_z(r1), l, v1); + v2 = glmm_fmadd(glmm_splat_z(r2), l, v2); + + glmm_store(dest[0], v0); + glmm_store(dest[1], v1); + glmm_store(dest[2], v2); + glmm_store(dest[3], glmm_load(m1[3])); +} + +CGLM_INLINE +void +glm_inv_tr_wasm(mat4 mat) { + glmm_128 r0, r1, r2, r3, x0, x1, x2, x3, x4, x5; + + r0 = glmm_load(mat[0]); + r1 = glmm_load(mat[1]); + r2 = glmm_load(mat[2]); + r3 = glmm_load(mat[3]); + x1 = wasm_f32x4_make(1.0f, 0.0f, 0.0f, 0.0f); + + _MM_TRANSPOSE4_PS(r0, r1, r2, x1); + + x2 = glmm_shuff1(r3, 0, 0, 0, 0); + x3 = glmm_shuff1(r3, 1, 1, 1, 1); + x4 = glmm_shuff1(r3, 2, 2, 2, 2); + x5 = wasm_f32x4_splat(-0.f); + + x0 = glmm_fmadd(r0, x2, glmm_fmadd(r1, x3, wasm_f32x4_mul(r2, x4))); + x0 = wasm_v128_xor(x0, x5); + + x0 = wasm_f32x4_add(x0, x1); + + glmm_store(mat[0], r0); + glmm_store(mat[1], r1); + glmm_store(mat[2], r2); + glmm_store(mat[3], x0); +} + +#endif +#endif /* cglm_affine_mat_wasm_h */ diff --git a/include/cglm/simd/wasm/mat2.h b/include/cglm/simd/wasm/mat2.h new file mode 100644 index 0000000..42dc1f7 --- /dev/null +++ b/include/cglm/simd/wasm/mat2.h @@ -0,0 +1,48 @@ +/* + * Copyright (c), Recep Aslantas. + * + * MIT License (MIT), http://opensource.org/licenses/MIT + * Full license can be found in the LICENSE file + */ + +#ifndef cglm_mat2_wasm_h +#define cglm_mat2_wasm_h +#if defined(__wasm__) && defined(__wasm_simd128__) + +#include "../../common.h" +#include "../intrin.h" + +CGLM_INLINE +void +glm_mat2_mul_wasm(mat2 m1, mat2 m2, mat2 dest) { + glmm_128 x0, x1, x2, x3, x4; + + x1 = glmm_load(m1[0]); /* d c b a */ + x2 = glmm_load(m2[0]); /* h g f e */ + + x3 = glmm_shuff1(x2, 2, 2, 0, 0); + x4 = glmm_shuff1(x2, 3, 3, 1, 1); + x0 = _mm_movelh_ps(x1, x1); + x2 = _mm_movehl_ps(x1, x1); + + /* + dest[0][0] = a * e + c * f; + dest[0][1] = b * e + d * f; + dest[1][0] = a * g + c * h; + dest[1][1] = b * g + d * h; + */ + x0 = glmm_fmadd(x0, x3, wasm_f32x4_mul(x2, x4)); + + glmm_store(dest[0], x0); +} + +CGLM_INLINE +void +glm_mat2_transp_wasm(mat2 m, mat2 dest) { + /* d c b a */ + /* d b c a */ + glmm_store(dest[0], glmm_shuff1(glmm_load(m[0]), 3, 1, 2, 0)); +} + +#endif +#endif /* cglm_mat2_wasm_h */ diff --git a/include/cglm/simd/wasm/mat3.h b/include/cglm/simd/wasm/mat3.h new file mode 100644 index 0000000..6e57b8e --- /dev/null +++ b/include/cglm/simd/wasm/mat3.h @@ -0,0 +1,76 @@ +/* + * Copyright (c), Recep Aslantas. + * + * MIT License (MIT), http://opensource.org/licenses/MIT + * Full license can be found in the LICENSE file + */ + +#ifndef cglm_mat3_wasm_h +#define cglm_mat3_wasm_h +#if defined(__wasm__) && defined(__wasm_simd128__) + +#include "../../common.h" +#include "../intrin.h" + +CGLM_INLINE +void +glm_mat3_mul_wasm(mat3 m1, mat3 m2, mat3 dest) { + glmm_128 l0, l1, l2, r0, r1, r2, x0, x1, x2, x3, x4, x5, x6, x7, x8, x9; + + l0 = wasm_v128_load(m1[0]); + l1 = wasm_v128_load(&m1[1][1]); + + r0 = wasm_v128_load(m2[0]); + r1 = wasm_v128_load(&m2[1][1]); + + x8 = glmm_shuff1(l0, 0, 2, 1, 0); /* a00 a02 a01 a00 */ + x1 = glmm_shuff1(r0, 3, 0, 0, 0); /* b10 b00 b00 b00 */ + x2 = _mm_shuffle_ps(l0, l1, _MM_SHUFFLE(1, 0, 3, 3)); /* a12 a11 a10 a10 */ + x3 = _mm_shuffle_ps(r0, r1, _MM_SHUFFLE(2, 0, 3, 1)); /* b20 b11 b10 b01 */ + x0 = _mm_mul_ps(x8, x1); + + x6 = glmm_shuff1(l0, 1, 0, 2, 1); /* a01 a00 a02 a01 */ + x7 = glmm_shuff1(x3, 3, 3, 1, 1); /* b20 b20 b10 b10 */ + l2 = wasm_v128_load32_zero(&m1[2][2]); + r2 = wasm_v128_load32_zero(&m2[2][2]); + x1 = _mm_mul_ps(x6, x7); + l2 = glmm_shuff1(l2, 0, 0, 1, 0); /* a22 a22 0.f a22 */ + r2 = glmm_shuff1(r2, 0, 0, 1, 0); /* b22 b22 0.f b22 */ + + x4 = glmm_shuff1(x2, 0, 3, 2, 0); /* a10 a12 a11 a10 */ + x5 = glmm_shuff1(x2, 2, 0, 3, 2); /* a11 a10 a12 a11 */ + x6 = glmm_shuff1(x3, 2, 0, 0, 0); /* b11 b01 b01 b01 */ + x2 = glmm_shuff1(r1, 3, 3, 0, 0); /* b21 b21 b11 b11 */ + + x8 = _mm_unpackhi_ps(x8, x4); /* a10 a00 a12 a02 */ + x9 = _mm_unpackhi_ps(x7, x2); /* b21 b20 b21 b20 */ + + x0 = glmm_fmadd(x4, x6, x0); + x1 = glmm_fmadd(x5, x2, x1); + + x2 = _mm_movehl_ps(l2, l1); /* a22 a22 a21 a20 */ + x3 = glmm_shuff1(x2, 0, 2, 1, 0); /* a20 a22 a21 a20 */ + x2 = glmm_shuff1(x2, 1, 0, 2, 1); /* a21 a20 a22 a21 */ + x4 = _mm_shuffle_ps(r0, r1, _MM_SHUFFLE(1, 1, 2, 2)); /* b12 b12 b02 b02 */ + + x5 = glmm_shuff1(x4, 3, 0, 0, 0); /* b12 b02 b02 b02 */ + x4 = _mm_movehl_ps(r2, x4); /* b22 b22 b12 b12 */ + x0 = glmm_fmadd(x3, x5, x0); + x1 = glmm_fmadd(x2, x4, x1); + + /* + Dot Product : dest[2][2] = a02 * b20 + + a12 * b21 + + a22 * b22 + + 0 * 00 */ + x2 = _mm_movelh_ps(x8, l2); /* 0.f a22 a12 a02 */ + x3 = _mm_movelh_ps(x9, r2); /* 0.f b22 b21 b20 */ + x2 = glmm_vdots(x2, x3); + + _mm_storeu_ps(&dest[0][0], x0); + _mm_storeu_ps(&dest[1][1], x1); + _mm_store_ss (&dest[2][2], x2); +} + +#endif +#endif /* cglm_mat3_wasm_h */ diff --git a/include/cglm/simd/wasm/mat4.h b/include/cglm/simd/wasm/mat4.h new file mode 100644 index 0000000..ac451af --- /dev/null +++ b/include/cglm/simd/wasm/mat4.h @@ -0,0 +1,434 @@ +/* + * Copyright (c), Recep Aslantas. + * + * MIT License (MIT), http://opensource.org/licenses/MIT + * Full license can be found in the LICENSE file + */ + +#ifndef cglm_mat_wasm_h +#define cglm_mat_wasm_h +#if defined(__wasm__) && defined(__wasm_simd128__) + +#include "../../common.h" +#include "../intrin.h" + +#define glm_mat4_inv_precise_sse2(mat, dest) glm_mat4_inv_sse2(mat, dest) + +CGLM_INLINE +void +glm_mat4_scale_sse2(mat4 m, float s) { + glmm_128 x0; + x0 = wasm_f32x4_splat(s); + + glmm_store(m[0], wasm_f32x4_mul(glmm_load(m[0]), x0)); + glmm_store(m[1], wasm_f32x4_mul(glmm_load(m[1]), x0)); + glmm_store(m[2], wasm_f32x4_mul(glmm_load(m[2]), x0)); + glmm_store(m[3], wasm_f32x4_mul(glmm_load(m[3]), x0)); +} + +CGLM_INLINE +void +glm_mat4_transp_sse2(mat4 m, mat4 dest) { + glmm_128 r0, r1, r2, r3; + + r0 = glmm_load(m[0]); + r1 = glmm_load(m[1]); + r2 = glmm_load(m[2]); + r3 = glmm_load(m[3]); + + _MM_TRANSPOSE4_PS(r0, r1, r2, r3); + + glmm_store(dest[0], r0); + glmm_store(dest[1], r1); + glmm_store(dest[2], r2); + glmm_store(dest[3], r3); +} + +CGLM_INLINE +void +glm_mat4_mul_sse2(mat4 m1, mat4 m2, mat4 dest) { + /* D = R * L (Column-Major) */ + + glmm_128 l, r0, r1, r2, r3, v0, v1, v2, v3; + + l = glmm_load(m1[0]); + r0 = glmm_load(m2[0]); + r1 = glmm_load(m2[1]); + r2 = glmm_load(m2[2]); + r3 = glmm_load(m2[3]); + + v0 = wasm_f32x4_mul(glmm_splat_x(r0), l); + v1 = wasm_f32x4_mul(glmm_splat_x(r1), l); + v2 = wasm_f32x4_mul(glmm_splat_x(r2), l); + v3 = wasm_f32x4_mul(glmm_splat_x(r3), l); + + l = glmm_load(m1[1]); + v0 = glmm_fmadd(glmm_splat_y(r0), l, v0); + v1 = glmm_fmadd(glmm_splat_y(r1), l, v1); + v2 = glmm_fmadd(glmm_splat_y(r2), l, v2); + v3 = glmm_fmadd(glmm_splat_y(r3), l, v3); + + l = glmm_load(m1[2]); + v0 = glmm_fmadd(glmm_splat_z(r0), l, v0); + v1 = glmm_fmadd(glmm_splat_z(r1), l, v1); + v2 = glmm_fmadd(glmm_splat_z(r2), l, v2); + v3 = glmm_fmadd(glmm_splat_z(r3), l, v3); + + l = glmm_load(m1[3]); + v0 = glmm_fmadd(glmm_splat_w(r0), l, v0); + v1 = glmm_fmadd(glmm_splat_w(r1), l, v1); + v2 = glmm_fmadd(glmm_splat_w(r2), l, v2); + v3 = glmm_fmadd(glmm_splat_w(r3), l, v3); + + glmm_store(dest[0], v0); + glmm_store(dest[1], v1); + glmm_store(dest[2], v2); + glmm_store(dest[3], v3); +} + +CGLM_INLINE +void +glm_mat4_mulv_sse2(mat4 m, vec4 v, vec4 dest) { + glmm_128 x0, x1, m0, m1, m2, m3, v0, v1, v2, v3; + + m0 = glmm_load(m[0]); + m1 = glmm_load(m[1]); + m2 = glmm_load(m[2]); + m3 = glmm_load(m[3]); + + x0 = glmm_load(v); + v0 = glmm_splat_x(x0); + v1 = glmm_splat_y(x0); + v2 = glmm_splat_z(x0); + v3 = glmm_splat_w(x0); + + x1 = wasm_f32x4_mul(m3, v3); + x1 = glmm_fmadd(m2, v2, x1); + x1 = glmm_fmadd(m1, v1, x1); + x1 = glmm_fmadd(m0, v0, x1); + + glmm_store(dest, x1); +} + +CGLM_INLINE +float +glm_mat4_det_sse2(mat4 mat) { + glmm_128 r0, r1, r2, r3, x0, x1, x2; + + /* 127 <- 0, [square] det(A) = det(At) */ + r0 = glmm_load(mat[0]); /* d c b a */ + r1 = glmm_load(mat[1]); /* h g f e */ + r2 = glmm_load(mat[2]); /* l k j i */ + r3 = glmm_load(mat[3]); /* p o n m */ + + /* + t[1] = j * p - n * l; + t[2] = j * o - n * k; + t[3] = i * p - m * l; + t[4] = i * o - m * k; + */ + x0 = glmm_fnmadd(glmm_shuff1(r3, 0, 0, 1, 1), glmm_shuff1(r2, 2, 3, 2, 3), + wasm_f32x4_mul(glmm_shuff1(r2, 0, 0, 1, 1), + glmm_shuff1(r3, 2, 3, 2, 3))); + /* + t[0] = k * p - o * l; + t[0] = k * p - o * l; + t[5] = i * n - m * j; + t[5] = i * n - m * j; + */ + x1 = glmm_fnmadd(glmm_shuff1(r3, 0, 0, 2, 2), glmm_shuff1(r2, 1, 1, 3, 3), + wasm_f32x4_mul(glmm_shuff1(r2, 0, 0, 2, 2), + glmm_shuff1(r3, 1, 1, 3, 3))); + + /* + a * (f * t[0] - g * t[1] + h * t[2]) + - b * (e * t[0] - g * t[3] + h * t[4]) + + c * (e * t[1] - f * t[3] + h * t[5]) + - d * (e * t[2] - f * t[4] + g * t[5]) + */ + x2 = glmm_fnmadd(glmm_shuff1(r1, 1, 1, 2, 2), glmm_shuff1(x0, 3, 2, 2, 0), + wasm_f32x4_mul(glmm_shuff1(r1, 0, 0, 0, 1), + _mm_shuffle_ps(x1, x0, _MM_SHUFFLE(1, 0, 0, 0)))); + x2 = glmm_fmadd(glmm_shuff1(r1, 2, 3, 3, 3), + _mm_shuffle_ps(x0, x1, _MM_SHUFFLE(2, 2, 3, 1)), + x2); + + x2 = _mm_xor_ps(x2, _mm_set_ps(-0.f, 0.f, -0.f, 0.f)); + + return glmm_hadd(wasm_f32x4_mul(x2, r0)); +} + +CGLM_INLINE +void +glm_mat4_inv_fast_sse2(mat4 mat, mat4 dest) { + glmm_128 r0, r1, r2, r3, + v0, v1, v2, v3, + t0, t1, t2, t3, t4, t5, + x0, x1, x2, x3, x4, x5, x6, x7, x8, x9; + + x8 = wasm_f32x4_make(-0.f, 0.f, -0.f, 0.f); + x9 = glmm_shuff1(x8, 2, 1, 2, 1); + + /* 127 <- 0 */ + r0 = glmm_load(mat[0]); /* d c b a */ + r1 = glmm_load(mat[1]); /* h g f e */ + r2 = glmm_load(mat[2]); /* l k j i */ + r3 = glmm_load(mat[3]); /* p o n m */ + + x0 = _mm_movehl_ps(r3, r2); /* p o l k */ + x3 = _mm_movelh_ps(r2, r3); /* n m j i */ + x1 = glmm_shuff1(x0, 1, 3, 3 ,3); /* l p p p */ + x2 = glmm_shuff1(x0, 0, 2, 2, 2); /* k o o o */ + x4 = glmm_shuff1(x3, 1, 3, 3, 3); /* j n n n */ + x7 = glmm_shuff1(x3, 0, 2, 2, 2); /* i m m m */ + + x6 = _mm_shuffle_ps(r2, r1, _MM_SHUFFLE(0, 0, 0, 0)); /* e e i i */ + x5 = _mm_shuffle_ps(r2, r1, _MM_SHUFFLE(1, 1, 1, 1)); /* f f j j */ + x3 = _mm_shuffle_ps(r2, r1, _MM_SHUFFLE(2, 2, 2, 2)); /* g g k k */ + x0 = _mm_shuffle_ps(r2, r1, _MM_SHUFFLE(3, 3, 3, 3)); /* h h l l */ + + t0 = wasm_f32x4_mul(x3, x1); + t1 = wasm_f32x4_mul(x5, x1); + t2 = wasm_f32x4_mul(x5, x2); + t3 = wasm_f32x4_mul(x6, x1); + t4 = wasm_f32x4_mul(x6, x2); + t5 = wasm_f32x4_mul(x6, x4); + + /* t1[0] = k * p - o * l; + t1[0] = k * p - o * l; + t2[0] = g * p - o * h; + t3[0] = g * l - k * h; */ + t0 = glmm_fnmadd(x2, x0, t0); + + /* t1[1] = j * p - n * l; + t1[1] = j * p - n * l; + t2[1] = f * p - n * h; + t3[1] = f * l - j * h; */ + t1 = glmm_fnmadd(x4, x0, t1); + + /* t1[2] = j * o - n * k + t1[2] = j * o - n * k; + t2[2] = f * o - n * g; + t3[2] = f * k - j * g; */ + t2 = glmm_fnmadd(x4, x3, t2); + + /* t1[3] = i * p - m * l; + t1[3] = i * p - m * l; + t2[3] = e * p - m * h; + t3[3] = e * l - i * h; */ + t3 = glmm_fnmadd(x7, x0, t3); + + /* t1[4] = i * o - m * k; + t1[4] = i * o - m * k; + t2[4] = e * o - m * g; + t3[4] = e * k - i * g; */ + t4 = glmm_fnmadd(x7, x3, t4); + + /* t1[5] = i * n - m * j; + t1[5] = i * n - m * j; + t2[5] = e * n - m * f; + t3[5] = e * j - i * f; */ + t5 = glmm_fnmadd(x7, x5, t5); + + x4 = _mm_movelh_ps(r0, r1); /* f e b a */ + x5 = _mm_movehl_ps(r1, r0); /* h g d c */ + + x0 = glmm_shuff1(x4, 0, 0, 0, 2); /* a a a e */ + x1 = glmm_shuff1(x4, 1, 1, 1, 3); /* b b b f */ + x2 = glmm_shuff1(x5, 0, 0, 0, 2); /* c c c g */ + x3 = glmm_shuff1(x5, 1, 1, 1, 3); /* d d d h */ + + v2 = wasm_f32x4_mul(x0, t1); + v1 = wasm_f32x4_mul(x0, t0); + v3 = wasm_f32x4_mul(x0, t2); + v0 = wasm_f32x4_mul(x1, t0); + + v2 = glmm_fnmadd(x1, t3, v2); + v3 = glmm_fnmadd(x1, t4, v3); + v0 = glmm_fnmadd(x2, t1, v0); + v1 = glmm_fnmadd(x2, t3, v1); + + v3 = glmm_fmadd(x2, t5, v3); + v0 = glmm_fmadd(x3, t2, v0); + v2 = glmm_fmadd(x3, t5, v2); + v1 = glmm_fmadd(x3, t4, v1); + + /* + dest[0][0] = f * t1[0] - g * t1[1] + h * t1[2]; + dest[0][1] =-(b * t1[0] - c * t1[1] + d * t1[2]); + dest[0][2] = b * t2[0] - c * t2[1] + d * t2[2]; + dest[0][3] =-(b * t3[0] - c * t3[1] + d * t3[2]); */ + v0 = wasm_v128_xor(v0, x8); + + /* + dest[2][0] = e * t1[1] - f * t1[3] + h * t1[5]; + dest[2][1] =-(a * t1[1] - b * t1[3] + d * t1[5]); + dest[2][2] = a * t2[1] - b * t2[3] + d * t2[5]; + dest[2][3] =-(a * t3[1] - b * t3[3] + d * t3[5]);*/ + v2 = wasm_v128_xor(v2, x8); + + /* + dest[1][0] =-(e * t1[0] - g * t1[3] + h * t1[4]); + dest[1][1] = a * t1[0] - c * t1[3] + d * t1[4]; + dest[1][2] =-(a * t2[0] - c * t2[3] + d * t2[4]); + dest[1][3] = a * t3[0] - c * t3[3] + d * t3[4]; */ + v1 = wasm_v128_xor(v1, x9); + + /* + dest[3][0] =-(e * t1[2] - f * t1[4] + g * t1[5]); + dest[3][1] = a * t1[2] - b * t1[4] + c * t1[5]; + dest[3][2] =-(a * t2[2] - b * t2[4] + c * t2[5]); + dest[3][3] = a * t3[2] - b * t3[4] + c * t3[5]; */ + v3 = wasm_v128_xor(v3, x9); + + /* determinant */ + x0 = _mm_shuffle_ps(v0, v1, _MM_SHUFFLE(0, 0, 0, 0)); + x1 = _mm_shuffle_ps(v2, v3, _MM_SHUFFLE(0, 0, 0, 0)); + x0 = _mm_shuffle_ps(x0, x1, _MM_SHUFFLE(2, 0, 2, 0)); + + x0 = _mm_rcp_ps(glmm_vhadd(wasm_f32x4_mul(x0, r0))); + + glmm_store(dest[0], wasm_f32x4_mul(v0, x0)); + glmm_store(dest[1], wasm_f32x4_mul(v1, x0)); + glmm_store(dest[2], wasm_f32x4_mul(v2, x0)); + glmm_store(dest[3], wasm_f32x4_mul(v3, x0)); +} + +CGLM_INLINE +void +glm_mat4_inv_sse2(mat4 mat, mat4 dest) { + glmm_128 r0, r1, r2, r3, + v0, v1, v2, v3, + t0, t1, t2, t3, t4, t5, + x0, x1, x2, x3, x4, x5, x6, x7, x8, x9; + + x8 = _mm_set_ps(-0.f, 0.f, -0.f, 0.f); + x9 = glmm_shuff1(x8, 2, 1, 2, 1); + + /* 127 <- 0 */ + r0 = glmm_load(mat[0]); /* d c b a */ + r1 = glmm_load(mat[1]); /* h g f e */ + r2 = glmm_load(mat[2]); /* l k j i */ + r3 = glmm_load(mat[3]); /* p o n m */ + + x0 = _mm_movehl_ps(r3, r2); /* p o l k */ + x3 = _mm_movelh_ps(r2, r3); /* n m j i */ + x1 = glmm_shuff1(x0, 1, 3, 3 ,3); /* l p p p */ + x2 = glmm_shuff1(x0, 0, 2, 2, 2); /* k o o o */ + x4 = glmm_shuff1(x3, 1, 3, 3, 3); /* j n n n */ + x7 = glmm_shuff1(x3, 0, 2, 2, 2); /* i m m m */ + + x6 = _mm_shuffle_ps(r2, r1, _MM_SHUFFLE(0, 0, 0, 0)); /* e e i i */ + x5 = _mm_shuffle_ps(r2, r1, _MM_SHUFFLE(1, 1, 1, 1)); /* f f j j */ + x3 = _mm_shuffle_ps(r2, r1, _MM_SHUFFLE(2, 2, 2, 2)); /* g g k k */ + x0 = _mm_shuffle_ps(r2, r1, _MM_SHUFFLE(3, 3, 3, 3)); /* h h l l */ + + t0 = _mm_mul_ps(x3, x1); + t1 = _mm_mul_ps(x5, x1); + t2 = _mm_mul_ps(x5, x2); + t3 = _mm_mul_ps(x6, x1); + t4 = _mm_mul_ps(x6, x2); + t5 = _mm_mul_ps(x6, x4); + + /* t1[0] = k * p - o * l; + t1[0] = k * p - o * l; + t2[0] = g * p - o * h; + t3[0] = g * l - k * h; */ + t0 = glmm_fnmadd(x2, x0, t0); + + /* t1[1] = j * p - n * l; + t1[1] = j * p - n * l; + t2[1] = f * p - n * h; + t3[1] = f * l - j * h; */ + t1 = glmm_fnmadd(x4, x0, t1); + + /* t1[2] = j * o - n * k + t1[2] = j * o - n * k; + t2[2] = f * o - n * g; + t3[2] = f * k - j * g; */ + t2 = glmm_fnmadd(x4, x3, t2); + + /* t1[3] = i * p - m * l; + t1[3] = i * p - m * l; + t2[3] = e * p - m * h; + t3[3] = e * l - i * h; */ + t3 = glmm_fnmadd(x7, x0, t3); + + /* t1[4] = i * o - m * k; + t1[4] = i * o - m * k; + t2[4] = e * o - m * g; + t3[4] = e * k - i * g; */ + t4 = glmm_fnmadd(x7, x3, t4); + + /* t1[5] = i * n - m * j; + t1[5] = i * n - m * j; + t2[5] = e * n - m * f; + t3[5] = e * j - i * f; */ + t5 = glmm_fnmadd(x7, x5, t5); + + x4 = _mm_movelh_ps(r0, r1); /* f e b a */ + x5 = _mm_movehl_ps(r1, r0); /* h g d c */ + + x0 = glmm_shuff1(x4, 0, 0, 0, 2); /* a a a e */ + x1 = glmm_shuff1(x4, 1, 1, 1, 3); /* b b b f */ + x2 = glmm_shuff1(x5, 0, 0, 0, 2); /* c c c g */ + x3 = glmm_shuff1(x5, 1, 1, 1, 3); /* d d d h */ + + v2 = _mm_mul_ps(x0, t1); + v1 = _mm_mul_ps(x0, t0); + v3 = _mm_mul_ps(x0, t2); + v0 = _mm_mul_ps(x1, t0); + + v2 = glmm_fnmadd(x1, t3, v2); + v3 = glmm_fnmadd(x1, t4, v3); + v0 = glmm_fnmadd(x2, t1, v0); + v1 = glmm_fnmadd(x2, t3, v1); + + v3 = glmm_fmadd(x2, t5, v3); + v0 = glmm_fmadd(x3, t2, v0); + v2 = glmm_fmadd(x3, t5, v2); + v1 = glmm_fmadd(x3, t4, v1); + + /* + dest[0][0] = f * t1[0] - g * t1[1] + h * t1[2]; + dest[0][1] =-(b * t1[0] - c * t1[1] + d * t1[2]); + dest[0][2] = b * t2[0] - c * t2[1] + d * t2[2]; + dest[0][3] =-(b * t3[0] - c * t3[1] + d * t3[2]); */ + v0 = _mm_xor_ps(v0, x8); + + /* + dest[2][0] = e * t1[1] - f * t1[3] + h * t1[5]; + dest[2][1] =-(a * t1[1] - b * t1[3] + d * t1[5]); + dest[2][2] = a * t2[1] - b * t2[3] + d * t2[5]; + dest[2][3] =-(a * t3[1] - b * t3[3] + d * t3[5]);*/ + v2 = _mm_xor_ps(v2, x8); + + /* + dest[1][0] =-(e * t1[0] - g * t1[3] + h * t1[4]); + dest[1][1] = a * t1[0] - c * t1[3] + d * t1[4]; + dest[1][2] =-(a * t2[0] - c * t2[3] + d * t2[4]); + dest[1][3] = a * t3[0] - c * t3[3] + d * t3[4]; */ + v1 = _mm_xor_ps(v1, x9); + + /* + dest[3][0] =-(e * t1[2] - f * t1[4] + g * t1[5]); + dest[3][1] = a * t1[2] - b * t1[4] + c * t1[5]; + dest[3][2] =-(a * t2[2] - b * t2[4] + c * t2[5]); + dest[3][3] = a * t3[2] - b * t3[4] + c * t3[5]; */ + v3 = _mm_xor_ps(v3, x9); + + /* determinant */ + x0 = _mm_shuffle_ps(v0, v1, _MM_SHUFFLE(0, 0, 0, 0)); + x1 = _mm_shuffle_ps(v2, v3, _MM_SHUFFLE(0, 0, 0, 0)); + x0 = _mm_shuffle_ps(x0, x1, _MM_SHUFFLE(2, 0, 2, 0)); + + x0 = _mm_div_ps(_mm_set1_ps(1.0f), glmm_vhadd(_mm_mul_ps(x0, r0))); + + glmm_store(dest[0], _mm_mul_ps(v0, x0)); + glmm_store(dest[1], _mm_mul_ps(v1, x0)); + glmm_store(dest[2], _mm_mul_ps(v2, x0)); + glmm_store(dest[3], _mm_mul_ps(v3, x0)); +} + +#endif +#endif /* cglm_mat_wasm_h */ diff --git a/include/cglm/simd/wasm/quat.h b/include/cglm/simd/wasm/quat.h new file mode 100644 index 0000000..a052189 --- /dev/null +++ b/include/cglm/simd/wasm/quat.h @@ -0,0 +1,54 @@ +/* + * Copyright (c), Recep Aslantas. + * + * MIT License (MIT), http://opensource.org/licenses/MIT + * Full license can be found in the LICENSE file + */ + +#ifndef cglm_quat_wasm_h +#define cglm_quat_wasm_h +#if defined(__wasm__) && defined(__wasm_simd128__) + +#include "../../common.h" +#include "../intrin.h" + +CGLM_INLINE +void +glm_quat_mul_sse2(versor p, versor q, versor dest) { + /* + + (a1 b2 + b1 a2 + c1 d2 − d1 c2)i + + (a1 c2 − b1 d2 + c1 a2 + d1 b2)j + + (a1 d2 + b1 c2 − c1 b2 + d1 a2)k + a1 a2 − b1 b2 − c1 c2 − d1 d2 + */ + + glmm_128 xp, xq, x1, x2, x3, r, x, y, z; + + xp = glmm_load(p); /* 3 2 1 0 */ + xq = glmm_load(q); + x1 = wasm_f32x4_make(-0.f, 0.f, -0.f, 0.f); /* TODO: _mm_set1_ss() + shuff ? */ + r = wasm_f32x4_mul(glmm_splat_w(xp), xq); + + x2 = _mm_unpackhi_ps(x1, x1); + x3 = glmm_shuff1(x1, 3, 2, 0, 1); + x = glmm_splat_x(xp); + y = glmm_splat_y(xp); + z = glmm_splat_z(xp); + + x = wasm_v128_xor(x, x1); + y = wasm_v128_xor(y, x2); + z = wasm_v128_xor(z, x3); + + x1 = glmm_shuff1(xq, 0, 1, 2, 3); + x2 = glmm_shuff1(xq, 1, 0, 3, 2); + x3 = glmm_shuff1(xq, 2, 3, 0, 1); + + r = glmm_fmadd(x, x1, r); + r = glmm_fmadd(y, x2, r); + r = glmm_fmadd(z, x3, r); + + glmm_store(dest, r); +} + +#endif +#endif /* cglm_quat_wasm_h */