diff --git a/internal/ailego/math/fht_amd64.go b/internal/ailego/math/fht_amd64.go
index 0c0f2b8..5a71ecc 100644
--- a/internal/ailego/math/fht_amd64.go
+++ b/internal/ailego/math/fht_amd64.go
@@ -49,7 +49,7 @@ func fhtFlipSignsAVX2(signs []byte, data []float32) {
 		fhtFlipSignsScalar(signs, data)
 		return
 	}
-	xvec_avx2_fht_flip_signs(unsafe.Pointer(&signs[0]), unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_flip_sign_avx2(unsafe.Pointer(&signs[0]), unsafe.Pointer(&data[0]), int64(len(data)))
 }
 
 func fhtKacWalkAVX2(data []float32) {
@@ -57,7 +57,7 @@ func fhtKacWalkAVX2(data []float32) {
 		fhtKacWalkScalar(data)
 		return
 	}
-	xvec_avx2_fht_kac_walk(unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_kacs_walk_avx2(unsafe.Pointer(&data[0]), int64(len(data)))
 	if len(data)%2 != 0 {
 		data[len(data)/2] *= float32(math.Sqrt2)
 	}
@@ -71,7 +71,7 @@ func fhtInverseKacWalkAVX2(data []float32) {
 	if len(data)%2 != 0 {
 		data[len(data)/2] *= float32(math.Sqrt(.5))
 	}
-	xvec_avx2_fht_inverse_kac_walk(unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_inv_kacs_walk_avx2(unsafe.Pointer(&data[0]), int64(len(data)))
 }
 
 func fhtInPlaceAVX2(data []float32) {
@@ -79,7 +79,7 @@ func fhtInPlaceAVX2(data []float32) {
 		fhtInPlaceScalar(data)
 		return
 	}
-	xvec_avx2_fht_in_place(unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_inplace_avx2(unsafe.Pointer(&data[0]), int64(len(data)))
 }
 
 func fhtFlipSignsAVX512(signs []byte, data []float32) {
@@ -87,7 +87,7 @@ func fhtFlipSignsAVX512(signs []byte, data []float32) {
 		fhtFlipSignsScalar(signs, data)
 		return
 	}
-	xvec_avx512_fht_flip_signs(unsafe.Pointer(&signs[0]), unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_flip_sign_avx512(unsafe.Pointer(&signs[0]), unsafe.Pointer(&data[0]), int64(len(data)))
 }
 
 func fhtKacWalkAVX512(data []float32) {
@@ -95,7 +95,7 @@ func fhtKacWalkAVX512(data []float32) {
 		fhtKacWalkScalar(data)
 		return
 	}
-	xvec_avx512_fht_kac_walk(unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_kacs_walk_avx512(unsafe.Pointer(&data[0]), int64(len(data)))
 	if len(data)%2 != 0 {
 		data[len(data)/2] *= float32(math.Sqrt2)
 	}
@@ -109,7 +109,7 @@ func fhtInverseKacWalkAVX512(data []float32) {
 	if len(data)%2 != 0 {
 		data[len(data)/2] *= float32(math.Sqrt(.5))
 	}
-	xvec_avx512_fht_inverse_kac_walk(unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_inv_kacs_walk_avx512(unsafe.Pointer(&data[0]), int64(len(data)))
 }
 
 func fhtInPlaceAVX512(data []float32) {
@@ -117,5 +117,5 @@ func fhtInPlaceAVX512(data []float32) {
 		fhtInPlaceScalar(data)
 		return
 	}
-	xvec_avx512_fht_in_place(unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_inplace_avx512(unsafe.Pointer(&data[0]), int64(len(data)))
 }
diff --git a/internal/ailego/math/fht_arm64.go b/internal/ailego/math/fht_arm64.go
index 194fdf6..1f88652 100644
--- a/internal/ailego/math/fht_arm64.go
+++ b/internal/ailego/math/fht_arm64.go
@@ -41,7 +41,7 @@ func fhtFlipSignsNEON(signs []byte, data []float32) {
 		fhtFlipSignsScalar(signs, data)
 		return
 	}
-	xvec_neon_fht_flip_signs(unsafe.Pointer(&signs[0]), unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_flip_sign_neon(unsafe.Pointer(&signs[0]), unsafe.Pointer(&data[0]), int64(len(data)))
 }
 
 func fhtKacWalkNEON(data []float32) {
@@ -49,7 +49,7 @@ func fhtKacWalkNEON(data []float32) {
 		fhtKacWalkScalar(data)
 		return
 	}
-	xvec_neon_fht_kac_walk(unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_kacs_walk_neon(unsafe.Pointer(&data[0]), int64(len(data)))
 	if len(data)%2 != 0 {
 		data[len(data)/2] *= float32(math.Sqrt2)
 	}
@@ -63,7 +63,7 @@ func fhtInverseKacWalkNEON(data []float32) {
 	if len(data)%2 != 0 {
 		data[len(data)/2] *= float32(math.Sqrt(.5))
 	}
-	xvec_neon_fht_inverse_kac_walk(unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_inv_kacs_walk_neon(unsafe.Pointer(&data[0]), int64(len(data)))
 }
 
 func fhtInPlaceNEON(data []float32) {
@@ -71,5 +71,5 @@ func fhtInPlaceNEON(data []float32) {
 		fhtInPlaceScalar(data)
 		return
 	}
-	xvec_neon_fht_in_place(unsafe.Pointer(&data[0]), int64(len(data)))
+	fht_inplace_neon(unsafe.Pointer(&data[0]), int64(len(data)))
 }
diff --git a/internal/ailego/math/fht_avx2.go b/internal/ailego/math/fht_avx2.go
index d06d7e8..ce8a593 100644
--- a/internal/ailego/math/fht_avx2.go
+++ b/internal/ailego/math/fht_avx2.go
@@ -11,13 +11,13 @@ package mathutil
 import "unsafe"
 
 //go:noescape
-func xvec_avx2_fht_flip_signs(signs, data unsafe.Pointer, size int64)
+func fht_flip_sign_avx2(signs, data unsafe.Pointer, size int64)
 
 //go:noescape
-func xvec_avx2_fht_kac_walk(data unsafe.Pointer, size int64)
+func fht_kacs_walk_avx2(data unsafe.Pointer, size int64)
 
 //go:noescape
-func xvec_avx2_fht_inverse_kac_walk(data unsafe.Pointer, size int64)
+func fht_inv_kacs_walk_avx2(data unsafe.Pointer, size int64)
 
 //go:noescape
-func xvec_avx2_fht_in_place(data unsafe.Pointer, size int64)
+func fht_inplace_avx2(data unsafe.Pointer, size int64)
diff --git a/internal/ailego/math/fht_avx2.s b/internal/ailego/math/fht_avx2.s
index 85d8e18..302698c 100644
--- a/internal/ailego/math/fht_avx2.s
+++ b/internal/ailego/math/fht_avx2.s
@@ -6,7 +6,7 @@
 // flags: -mavx2 -O3
 // source: src/fht_avx2.c
 
-TEXT ·xvec_avx2_fht_flip_signs(SB), $0-24
+TEXT ·fht_flip_sign_avx2(SB), $0-24
 	MOVQ signs+0(FP), DI
 	MOVQ data+8(FP), SI
 	MOVQ size+16(FP), DX
@@ -252,7 +252,7 @@ LBB0_5:
 	LONG $0x8f748042; WORD $0x8003 // xorb	$-128, 3(%rdi,%r9,4)
 	JMP  LBB0_7
 
-TEXT ·xvec_avx2_fht_kac_walk(SB), $0-16
+TEXT ·fht_kacs_walk_avx2(SB), $0-16
 	MOVQ data+0(FP), DI
 	MOVQ size+8(FP), SI
 	WORD $0x8948; BYTE $0xf0 // movq	%rsi, %rax
@@ -411,7 +411,7 @@ LBB1_21:
 	WORD $0x014c; BYTE $0xca // addq	%r9, %rdx
 	JMP  LBB1_5
 
-TEXT ·xvec_avx2_fht_inverse_kac_walk(SB), $0-16
+TEXT ·fht_inv_kacs_walk_avx2(SB), $0-16
 	MOVQ data+0(FP), DI
 	MOVQ size+8(FP), SI
 	BYTE $0x55                                 // pushq	%rbp
@@ -472,7 +472,7 @@ LBB2_6:
 	WORD $0xf8c5; BYTE $0x77 // vzeroupper
 	RET
 
-TEXT ·xvec_avx2_fht_in_place(SB), $0-16
+TEXT ·fht_inplace_avx2(SB), $0-16
 	MOVQ data+0(FP), DI
 	MOVQ size+8(FP), SI
 	BYTE $0x55                             // pushq	%rbp
diff --git a/internal/ailego/math/fht_avx512.go b/internal/ailego/math/fht_avx512.go
index bcc02bb..776ec7c 100644
--- a/internal/ailego/math/fht_avx512.go
+++ b/internal/ailego/math/fht_avx512.go
@@ -11,13 +11,13 @@ package mathutil
 import "unsafe"
 
 //go:noescape
-func xvec_avx512_fht_flip_signs(signs, data unsafe.Pointer, size int64)
+func fht_flip_sign_avx512(signs, data unsafe.Pointer, size int64)
 
 //go:noescape
-func xvec_avx512_fht_kac_walk(data unsafe.Pointer, size int64)
+func fht_kacs_walk_avx512(data unsafe.Pointer, size int64)
 
 //go:noescape
-func xvec_avx512_fht_inverse_kac_walk(data unsafe.Pointer, size int64)
+func fht_inv_kacs_walk_avx512(data unsafe.Pointer, size int64)
 
 //go:noescape
-func xvec_avx512_fht_in_place(data unsafe.Pointer, size int64)
+func fht_inplace_avx512(data unsafe.Pointer, size int64)
diff --git a/internal/ailego/math/fht_avx512.s b/internal/ailego/math/fht_avx512.s
index 192cf4e..e6f57ed 100644
--- a/internal/ailego/math/fht_avx512.s
+++ b/internal/ailego/math/fht_avx512.s
@@ -6,7 +6,7 @@
 // flags: -mavx512f -mavx512dq -O3
 // source: src/fht_avx512.c
 
-TEXT ·xvec_avx512_fht_flip_signs(SB), $0-24
+TEXT ·fht_flip_sign_avx512(SB), $0-24
 	MOVQ signs+0(FP), DI
 	MOVQ data+8(FP), SI
 	MOVQ size+16(FP), DX
@@ -81,7 +81,7 @@ LBB0_4:
 	LONG $0x03867480; BYTE $0x80 // xorb	$-128, 3(%rsi,%rax,4)
 	JMP  LBB0_6
 
-TEXT ·xvec_avx512_fht_kac_walk(SB), $0-16
+TEXT ·fht_kacs_walk_avx512(SB), $0-16
 	MOVQ data+0(FP), DI
 	MOVQ size+8(FP), SI
 	WORD $0x8948; BYTE $0xf0 // movq	%rsi, %rax
@@ -240,7 +240,7 @@ LBB1_21:
 	WORD $0x014c; BYTE $0xca // addq	%r9, %rdx
 	JMP  LBB1_5
 
-TEXT ·xvec_avx512_fht_inverse_kac_walk(SB), $0-16
+TEXT ·fht_inv_kacs_walk_avx512(SB), $0-16
 	MOVQ data+0(FP), DI
 	MOVQ size+8(FP), SI
 	BYTE $0x55               // pushq	%rbp
@@ -301,7 +301,7 @@ LBB2_6:
 	WORD $0xf8c5; BYTE $0x77 // vzeroupper
 	RET
 
-TEXT ·xvec_avx512_fht_in_place(SB), $0-16
+TEXT ·fht_inplace_avx512(SB), $0-16
 	MOVQ data+0(FP), DI
 	MOVQ size+8(FP), SI
 	BYTE $0x55                     // pushq	%rbp
diff --git a/internal/ailego/math/fht_neon.go b/internal/ailego/math/fht_neon.go
index b6cdf25..62d344f 100644
--- a/internal/ailego/math/fht_neon.go
+++ b/internal/ailego/math/fht_neon.go
@@ -11,13 +11,13 @@ package mathutil
 import "unsafe"
 
 //go:noescape
-func xvec_neon_fht_flip_signs(signs, data unsafe.Pointer, size int64)
+func fht_flip_sign_neon(signs, data unsafe.Pointer, size int64)
 
 //go:noescape
-func xvec_neon_fht_kac_walk(data unsafe.Pointer, size int64)
+func fht_kacs_walk_neon(data unsafe.Pointer, size int64)
 
 //go:noescape
-func xvec_neon_fht_inverse_kac_walk(data unsafe.Pointer, size int64)
+func fht_inv_kacs_walk_neon(data unsafe.Pointer, size int64)
 
 //go:noescape
-func xvec_neon_fht_in_place(data unsafe.Pointer, size int64)
+func fht_inplace_neon(data unsafe.Pointer, size int64)
diff --git a/internal/ailego/math/fht_neon.s b/internal/ailego/math/fht_neon.s
index 759fbc2..80ba11e 100644
--- a/internal/ailego/math/fht_neon.s
+++ b/internal/ailego/math/fht_neon.s
@@ -6,7 +6,7 @@
 // flags: -O3
 // source: src/fht_neon.c
 
-TEXT ·xvec_neon_fht_flip_signs(SB), $0-24
+TEXT ·fht_flip_sign_neon(SB), $0-24
 	MOVD signs+0(FP), R0
 	MOVD data+8(FP), R1
 	MOVD size+16(FP), R2
@@ -82,7 +82,7 @@ LBB0_8:
 	WORD $0xbc287820 // str	s0, [x1, x8, lsl #2]
 	B    LBB0_7
 
-TEXT ·xvec_neon_fht_kac_walk(SB), $0-16
+TEXT ·fht_kacs_walk_neon(SB), $0-16
 	MOVD data+0(FP), R0
 	MOVD size+8(FP), R1
 	WORD $0x8b41fc28    // add	x8, x1, x1, lsr #63
@@ -175,7 +175,7 @@ LBB1_10:
 LBB1_11:
 	RET
 
-TEXT ·xvec_neon_fht_inverse_kac_walk(SB), $0-16
+TEXT ·fht_inv_kacs_walk_neon(SB), $0-16
 	MOVD data+0(FP), R0
 	MOVD size+8(FP), R1
 	WORD $0x8b41fc28    // add	x8, x1, x1, lsr #63
@@ -269,7 +269,7 @@ LBB2_10:
 LBB2_11:
 	RET
 
-TEXT ·xvec_neon_fht_in_place(SB), $0-16
+TEXT ·fht_inplace_neon(SB), $0-16
 	MOVD data+0(FP), R0
 	MOVD size+8(FP), R1
 	WORD $0xf100083f    // cmp	x1, #2
diff --git a/internal/ailego/math/src/fht_avx2.c b/internal/ailego/math/src/fht_avx2.c
index f7afd5d..d52ed87 100644
--- a/internal/ailego/math/src/fht_avx2.c
+++ b/internal/ailego/math/src/fht_avx2.c
@@ -15,7 +15,7 @@
 #include <immintrin.h>
 #include <stdint.h>
 
-void xvec_avx2_fht_flip_signs(uint8_t *signs, float *data, int64_t size) {
+void fht_flip_sign_avx2(uint8_t *signs, float *data, int64_t size) {
     int64_t simd_end = size & ~31LL;
     for (int64_t index = 0; index < simd_end; index += 32) {
         uint32_t bits;
@@ -39,7 +39,7 @@ void xvec_avx2_fht_flip_signs(uint8_t *signs, float *data, int64_t size) {
     }
 }
 
-void xvec_avx2_fht_kac_walk(float *data, int64_t size) {
+void fht_kacs_walk_avx2(float *data, int64_t size) {
     int64_t half = size / 2;
     int64_t base = size % 2;
     int64_t offset = base + half;
@@ -59,7 +59,7 @@ void xvec_avx2_fht_kac_walk(float *data, int64_t size) {
 
 }
 
-void xvec_avx2_fht_inverse_kac_walk(float *data, int64_t size) {
+void fht_inv_kacs_walk_avx2(float *data, int64_t size) {
     int64_t half = size / 2;
     int64_t base = size % 2;
     int64_t offset = base + half;
@@ -80,7 +80,7 @@ void xvec_avx2_fht_inverse_kac_walk(float *data, int64_t size) {
     }
 }
 
-void xvec_avx2_fht_in_place(float *data, int64_t size) {
+void fht_inplace_avx2(float *data, int64_t size) {
     for (int64_t width = 1; width < size; width <<= 1) {
         int64_t step = width << 1;
         int64_t simd_end = width & ~7LL;
diff --git a/internal/ailego/math/src/fht_avx512.c b/internal/ailego/math/src/fht_avx512.c
index 694e14c..80ea047 100644
--- a/internal/ailego/math/src/fht_avx512.c
+++ b/internal/ailego/math/src/fht_avx512.c
@@ -15,7 +15,7 @@
 #include <immintrin.h>
 #include <stdint.h>
 
-void xvec_avx512_fht_flip_signs(uint8_t *signs, float *data, int64_t size) {
+void fht_flip_sign_avx512(uint8_t *signs, float *data, int64_t size) {
     int64_t simd_end = size & ~63LL;
     volatile int32_t sign = (int32_t)0x80000000u;
     const __m512 sign_bit = _mm512_castsi512_ps(_mm512_set1_epi32(sign));
@@ -36,7 +36,7 @@ void xvec_avx512_fht_flip_signs(uint8_t *signs, float *data, int64_t size) {
     }
 }
 
-void xvec_avx512_fht_kac_walk(float *data, int64_t size) {
+void fht_kacs_walk_avx512(float *data, int64_t size) {
     int64_t half = size / 2;
     int64_t base = size % 2;
     int64_t offset = base + half;
@@ -56,7 +56,7 @@ void xvec_avx512_fht_kac_walk(float *data, int64_t size) {
 
 }
 
-void xvec_avx512_fht_inverse_kac_walk(float *data, int64_t size) {
+void fht_inv_kacs_walk_avx512(float *data, int64_t size) {
     int64_t half = size / 2;
     int64_t base = size % 2;
     int64_t offset = base + half;
@@ -77,7 +77,7 @@ void xvec_avx512_fht_inverse_kac_walk(float *data, int64_t size) {
     }
 }
 
-void xvec_avx512_fht_in_place(float *data, int64_t size) {
+void fht_inplace_avx512(float *data, int64_t size) {
     for (int64_t width = 1; width < size; width <<= 1) {
         int64_t step = width << 1;
         int64_t simd_end = width & ~15LL;
diff --git a/internal/ailego/math/src/fht_neon.c b/internal/ailego/math/src/fht_neon.c
index 7112dba..b9883f2 100644
--- a/internal/ailego/math/src/fht_neon.c
+++ b/internal/ailego/math/src/fht_neon.c
@@ -15,7 +15,7 @@
 #include <arm_neon.h>
 #include <stdint.h>
 
-void xvec_neon_fht_flip_signs(uint8_t *signs, float *data, int64_t size) {
+void fht_flip_sign_neon(uint8_t *signs, float *data, int64_t size) {
     int64_t simd_end = size & ~3LL;
     for (int64_t index = 0; index < simd_end; index += 4) {
         uint16_t bits = signs[index / 8];
@@ -38,7 +38,7 @@ void xvec_neon_fht_flip_signs(uint8_t *signs, float *data, int64_t size) {
     }
 }
 
-void xvec_neon_fht_kac_walk(float *data, int64_t size) {
+void fht_kacs_walk_neon(float *data, int64_t size) {
     int64_t half = size / 2;
     int64_t base = size % 2;
     int64_t offset = base + half;
@@ -58,7 +58,7 @@ void xvec_neon_fht_kac_walk(float *data, int64_t size) {
 
 }
 
-void xvec_neon_fht_inverse_kac_walk(float *data, int64_t size) {
+void fht_inv_kacs_walk_neon(float *data, int64_t size) {
     int64_t half = size / 2;
     int64_t base = size % 2;
     int64_t offset = base + half;
@@ -79,7 +79,7 @@ void xvec_neon_fht_inverse_kac_walk(float *data, int64_t size) {
     }
 }
 
-void xvec_neon_fht_in_place(float *data, int64_t size) {
+void fht_inplace_neon(float *data, int64_t size) {
     for (int64_t width = 1; width < size; width <<= 1) {
         int64_t step = width << 1;
         int64_t simd_end = width & ~3LL;