| // Auto-generated file. Do not edit! |
| // Template: src/f32-clamp/scalar.c.in |
| // Generator: tools/xngen |
| // |
| // Copyright 2020 Google LLC |
| // |
| // This source code is licensed under the BSD-style license found in the |
| // LICENSE file in the root directory of this source tree. |
| |
| #include <assert.h> |
| |
| #include <xnnpack/clamp.h> |
| #include <xnnpack/common.h> |
| #include <xnnpack/math.h> |
| |
| |
| void xnn_f32_clamp_ukernel__wasm_x4( |
| size_t n, |
| const float* x, |
| float* y, |
| const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) |
| { |
| assert(n != 0); |
| assert(n % sizeof(float) == 0); |
| |
| const float vy_min = params->scalar.min; |
| const float vy_max = params->scalar.max; |
| |
| for (; n >= 4 * sizeof(float); n -= 4 * sizeof(float)) { |
| float vacc0 = x[0]; |
| float vacc1 = x[1]; |
| float vacc2 = x[2]; |
| float vacc3 = x[3]; |
| x += 4; |
| |
| vacc0 = __builtin_wasm_max_f32(vacc0, vy_min); |
| vacc1 = __builtin_wasm_max_f32(vacc1, vy_min); |
| vacc2 = __builtin_wasm_max_f32(vacc2, vy_min); |
| vacc3 = __builtin_wasm_max_f32(vacc3, vy_min); |
| |
| vacc0 = __builtin_wasm_min_f32(vacc0, vy_max); |
| vacc1 = __builtin_wasm_min_f32(vacc1, vy_max); |
| vacc2 = __builtin_wasm_min_f32(vacc2, vy_max); |
| vacc3 = __builtin_wasm_min_f32(vacc3, vy_max); |
| |
| y[0] = vacc0; |
| y[1] = vacc1; |
| y[2] = vacc2; |
| y[3] = vacc3; |
| y += 4; |
| } |
| if XNN_UNLIKELY(n != 0) { |
| do { |
| float vacc = *x++; |
| vacc = __builtin_wasm_max_f32(vacc, vy_min); |
| vacc = __builtin_wasm_min_f32(vacc, vy_max); |
| *y++ = vacc; |
| n -= sizeof(float); |
| } while (n != 0); |
| } |
| } |