xref: /aosp_15_r20/external/XNNPACK/src/f32-vclamp/gen/vclamp-wasm-x2.c (revision 4bdc94577ba0e567308109d787f7fec7b531ce36)
1*4bdc9457SAndroid Build Coastguard Worker // Auto-generated file. Do not edit!
2*4bdc9457SAndroid Build Coastguard Worker //   Template: src/f32-vclamp/scalar.c.in
3*4bdc9457SAndroid Build Coastguard Worker //   Generator: tools/xngen
4*4bdc9457SAndroid Build Coastguard Worker //
5*4bdc9457SAndroid Build Coastguard Worker // Copyright 2020 Google LLC
6*4bdc9457SAndroid Build Coastguard Worker //
7*4bdc9457SAndroid Build Coastguard Worker // This source code is licensed under the BSD-style license found in the
8*4bdc9457SAndroid Build Coastguard Worker // LICENSE file in the root directory of this source tree.
9*4bdc9457SAndroid Build Coastguard Worker 
10*4bdc9457SAndroid Build Coastguard Worker #include <assert.h>
11*4bdc9457SAndroid Build Coastguard Worker 
12*4bdc9457SAndroid Build Coastguard Worker #include <xnnpack/common.h>
13*4bdc9457SAndroid Build Coastguard Worker #include <xnnpack/math.h>
14*4bdc9457SAndroid Build Coastguard Worker #include <xnnpack/vunary.h>
15*4bdc9457SAndroid Build Coastguard Worker 
16*4bdc9457SAndroid Build Coastguard Worker 
xnn_f32_vclamp_ukernel__wasm_x2(size_t n,const float * x,float * y,const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17*4bdc9457SAndroid Build Coastguard Worker void xnn_f32_vclamp_ukernel__wasm_x2(
18*4bdc9457SAndroid Build Coastguard Worker     size_t n,
19*4bdc9457SAndroid Build Coastguard Worker     const float* x,
20*4bdc9457SAndroid Build Coastguard Worker     float* y,
21*4bdc9457SAndroid Build Coastguard Worker     const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
22*4bdc9457SAndroid Build Coastguard Worker {
23*4bdc9457SAndroid Build Coastguard Worker   assert(n != 0);
24*4bdc9457SAndroid Build Coastguard Worker   assert(n % sizeof(float) == 0);
25*4bdc9457SAndroid Build Coastguard Worker   assert(x != NULL);
26*4bdc9457SAndroid Build Coastguard Worker   assert(y != NULL);
27*4bdc9457SAndroid Build Coastguard Worker 
28*4bdc9457SAndroid Build Coastguard Worker   const float vy_min = params->scalar.min;
29*4bdc9457SAndroid Build Coastguard Worker   const float vy_max = params->scalar.max;
30*4bdc9457SAndroid Build Coastguard Worker 
31*4bdc9457SAndroid Build Coastguard Worker   for (; n >= 2 * sizeof(float); n -= 2 * sizeof(float)) {
32*4bdc9457SAndroid Build Coastguard Worker     float vacc0 = x[0];
33*4bdc9457SAndroid Build Coastguard Worker     float vacc1 = x[1];
34*4bdc9457SAndroid Build Coastguard Worker     x += 2;
35*4bdc9457SAndroid Build Coastguard Worker 
36*4bdc9457SAndroid Build Coastguard Worker     vacc0 = __builtin_wasm_max_f32(vacc0, vy_min);
37*4bdc9457SAndroid Build Coastguard Worker     vacc1 = __builtin_wasm_max_f32(vacc1, vy_min);
38*4bdc9457SAndroid Build Coastguard Worker 
39*4bdc9457SAndroid Build Coastguard Worker     vacc0 = __builtin_wasm_min_f32(vacc0, vy_max);
40*4bdc9457SAndroid Build Coastguard Worker     vacc1 = __builtin_wasm_min_f32(vacc1, vy_max);
41*4bdc9457SAndroid Build Coastguard Worker 
42*4bdc9457SAndroid Build Coastguard Worker     y[0] = vacc0;
43*4bdc9457SAndroid Build Coastguard Worker     y[1] = vacc1;
44*4bdc9457SAndroid Build Coastguard Worker     y += 2;
45*4bdc9457SAndroid Build Coastguard Worker   }
46*4bdc9457SAndroid Build Coastguard Worker   if XNN_UNLIKELY(n != 0) {
47*4bdc9457SAndroid Build Coastguard Worker     float vacc = *x;
48*4bdc9457SAndroid Build Coastguard Worker     vacc = __builtin_wasm_max_f32(vacc, vy_min);
49*4bdc9457SAndroid Build Coastguard Worker     vacc = __builtin_wasm_min_f32(vacc, vy_max);
50*4bdc9457SAndroid Build Coastguard Worker     *y = vacc;
51*4bdc9457SAndroid Build Coastguard Worker   }
52*4bdc9457SAndroid Build Coastguard Worker }
53