neon/st2: vst2(q) f32 s8 s16 s32 u8 u16 u32

Fixes #762

meson.build

@@ -137,6 +137,7 @@ simde_neon_families = [
   'sra_n',
   'st1',
   'st1_lane',
+  'st2',
   'st3',
   'st4',
   'sub',

simde/arm/neon.h

@@ -156,6 +156,7 @@
 #include "neon/sqadd.h"
 #include "neon/sra_n.h"
 #include "neon/st1.h"
+#include "neon/st2.h"
 #include "neon/st1_lane.h"
 #include "neon/st3.h"
 #include "neon/st4.h"

simde/arm/neon/st2.h

@@ -0,0 +1,324 @@
+/* SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Copyright:
+ *   2020      Evan Nemerson <evan@nemerson.com>
+ *   2021      Zhi An Ng <zhin@google.com> (Copyright owned by Google, LLC)
+ */
+
+#if !defined(SIMDE_ARM_NEON_ST2_H)
+#define SIMDE_ARM_NEON_ST2_H
+
+#include "types.h"
+
+HEDLEY_DIAGNOSTIC_PUSH
+SIMDE_DISABLE_UNWANTED_DIAGNOSTICS
+SIMDE_BEGIN_DECLS_
+
+#if !defined(SIMDE_BUG_INTEL_857088)
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2_f32(simde_float32_t *ptr, simde_float32x2x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2_f32(ptr, val);
+  #else
+    simde_float32_t buf[4];
+    simde_float32x2_private a_[2] = {simde_float32x2_to_private(val.val[0]),
+                                     simde_float32x2_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2_f32
+  #define vst2_f32(a, b) simde_vst2_f32((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2_s8(int8_t *ptr, simde_int8x8x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2_s8(ptr, val);
+  #else
+    int8_t buf[16];
+    simde_int8x8_private a_[2] = {simde_int8x8_to_private(val.val[0]),
+                                  simde_int8x8_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2_s8
+  #define vst2_s8(a, b) simde_vst2_s8((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2_s16(int16_t *ptr, simde_int16x4x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2_s16(ptr, val);
+  #else
+    int16_t buf[8];
+    simde_int16x4_private a_[2] = {simde_int16x4_to_private(val.val[0]),
+                                   simde_int16x4_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2_s16
+  #define vst2_s16(a, b) simde_vst2_s16((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2_s32(int32_t *ptr, simde_int32x2x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2_s32(ptr, val);
+  #else
+    int32_t buf[4];
+    simde_int32x2_private a_[2] = {simde_int32x2_to_private(val.val[0]),
+                                   simde_int32x2_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2_s32
+  #define vst2_s32(a, b) simde_vst2_s32((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2_u8(uint8_t *ptr, simde_uint8x8x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2_u8(ptr, val);
+  #else
+    uint8_t buf[16];
+    simde_uint8x8_private a_[2] = {simde_uint8x8_to_private(val.val[0]),
+                                   simde_uint8x8_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2_u8
+  #define vst2_u8(a, b) simde_vst2_u8((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2_u16(uint16_t *ptr, simde_uint16x4x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2_u16(ptr, val);
+  #else
+    uint16_t buf[8];
+    simde_uint16x4_private a_[2] = {simde_uint16x4_to_private(val.val[0]),
+                                    simde_uint16x4_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2_u16
+  #define vst2_u16(a, b) simde_vst2_u16((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2_u32(uint32_t *ptr, simde_uint32x2x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2_u32(ptr, val);
+  #else
+    uint32_t buf[4];
+    simde_uint32x2_private a_[2] = {simde_uint32x2_to_private(val.val[0]),
+                                    simde_uint32x2_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2_u32
+  #define vst2_u32(a, b) simde_vst2_u32((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2q_f32(simde_float32_t *ptr, simde_float32x4x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2q_f32(ptr, val);
+  #else
+    simde_float32_t buf[8];
+    simde_float32x4_private a_[2] = {simde_float32x4_to_private(val.val[0]),
+                                     simde_float32x4_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2q_f32
+  #define vst2q_f32(a, b) simde_vst2q_f32((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2q_s8(int8_t *ptr, simde_int8x16x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2q_s8(ptr, val);
+  #else
+    int8_t buf[32];
+    simde_int8x16_private a_[2] = {simde_int8x16_to_private(val.val[0]),
+                                   simde_int8x16_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2q_s8
+  #define vst2q_s8(a, b) simde_vst2q_s8((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2q_s16(int16_t *ptr, simde_int16x8x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2q_s16(ptr, val);
+  #else
+    int16_t buf[16];
+    simde_int16x8_private a_[2] = {simde_int16x8_to_private(val.val[0]),
+                                   simde_int16x8_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2q_s16
+  #define vst2q_s16(a, b) simde_vst2q_s16((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2q_s32(int32_t *ptr, simde_int32x4x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2q_s32(ptr, val);
+  #else
+    int32_t buf[8];
+    simde_int32x4_private a_[2] = {simde_int32x4_to_private(val.val[0]),
+                                   simde_int32x4_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2q_s32
+  #define vst2q_s32(a, b) simde_vst2q_s32((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2q_u8(uint8_t *ptr, simde_uint8x16x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2q_u8(ptr, val);
+  #else
+    uint8_t buf[32];
+    simde_uint8x16_private a_[2] = {simde_uint8x16_to_private(val.val[0]),
+                                    simde_uint8x16_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2q_u8
+  #define vst2q_u8(a, b) simde_vst2q_u8((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2q_u16(uint16_t *ptr, simde_uint16x8x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2q_u16(ptr, val);
+  #else
+    uint16_t buf[16];
+    simde_uint16x8_private a_[2] = {simde_uint16x8_to_private(val.val[0]),
+                                    simde_uint16x8_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2q_u16
+  #define vst2q_u16(a, b) simde_vst2q_u16((a), (b))
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+void
+simde_vst2q_u32(uint32_t *ptr, simde_uint32x4x2_t val) {
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
+    vst2q_u32(ptr, val);
+  #else
+    uint32_t buf[8];
+    simde_uint32x4_private a_[2] = {simde_uint32x4_to_private(val.val[0]),
+                                    simde_uint32x4_to_private(val.val[1])};
+    for (size_t i = 0; i < (sizeof(val.val[0]) / sizeof(*ptr)) * 2 ; i++) {
+      buf[i] = a_[i % 2].values[i / 2];
+    }
+    simde_memcpy(ptr, buf, sizeof(buf));
+  #endif
+}
+#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
+  #undef vst2q_u32
+  #define vst2q_u32(a, b) simde_vst2q_u32((a), (b))
+#endif
+
+#endif /* !defined(SIMDE_BUG_INTEL_857088) */
+
+SIMDE_END_DECLS_
+HEDLEY_DIAGNOSTIC_POP
+
+#endif /* !defined(SIMDE_ARM_NEON_ST2_H) */

test/arm/neon/declare-suites.h

@@ -117,6 +117,7 @@ SIMDE_TEST_DECLARE_SUITE(rsqrts)
 SIMDE_TEST_DECLARE_SUITE(rsra_n)
 SIMDE_TEST_DECLARE_SUITE(set_lane)
 SIMDE_TEST_DECLARE_SUITE(st1_lane)
+SIMDE_TEST_DECLARE_SUITE(st2)
 SIMDE_TEST_DECLARE_SUITE(st3)
 SIMDE_TEST_DECLARE_SUITE(st4)
 SIMDE_TEST_DECLARE_SUITE(shl)