opencl: add sqr, sqrt, mean and ssm_conv (#17476)

* opencl: add sqr * opencl: add sqrt * opencl: add mean * opencl: add ssm_conv * opencl: add missing cl_khr_fp16 * opencl: do sqrt in f32 then convert to f16 for better precision
2025-11-26 13:29:58 -08:00
parent 5449367b21
commit 7cba58bbea
6 changed files with 557 additions and 0 deletions
@@ -0,0 +1,53 @@
+#pragma OPENCL EXTENSION cl_khr_fp16 : enable
+
+kernel void kernel_sqrt_cont_f32(
+    global float * src0,
+    ulong          offset0,
+    global float * dst,
+    ulong          offsetd
+) {
+    src0 = (global float*)((global char*)src0 + offset0);
+    dst  = (global float*)((global char*)dst + offsetd);
+
+    uint gid = get_global_id(0);
+    dst[gid] = sqrt(src0[gid]);
+}
+
+kernel void kernel_sqrt_cont_f32_4(
+    global float4 * src0,
+    ulong           offset0,
+    global float4 * dst,
+    ulong           offsetd
+) {
+    src0 = (global float4*)((global char*)src0 + offset0);
+    dst  = (global float4*)((global char*)dst + offsetd);
+
+    uint gid = get_global_id(0);
+    dst[gid] = sqrt(src0[gid]);
+}
+
+kernel void kernel_sqrt_cont_f16(
+    global half * src0,
+    ulong         offset0,
+    global half * dst,
+    ulong         offsetd
+) {
+    src0 = (global half*)((global char*)src0 + offset0);
+    dst  = (global half*)((global char*)dst + offsetd);
+
+    uint gid = get_global_id(0);
+    dst[gid] = convert_half(sqrt(convert_float(src0[gid])));
+}
+
+kernel void kernel_sqrt_cont_f16_4(
+    global half4 * src0,
+    ulong          offset0,
+    global half4 * dst,
+    ulong          offsetd
+) {
+    src0 = (global half4*)((global char*)src0 + offset0);
+    dst  = (global half4*)((global char*)dst + offsetd);
+
+    uint gid = get_global_id(0);
+    dst[gid] = convert_half4(sqrt(convert_float4(src0[gid])));
+}