vbatts/llama.cpp
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add "add_f16_f32_f32_cuda"

Browse source
This commit is contained in:
Andrew Godfrey 2023-10-23 19:26:20 -07:00
parent 9587ab4c73
commit 86ceda4275
1 changed files with 17 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

18
ggml-cuda.cu
View file

@ -496,6 +496,15 @@ static __global__ void add_f16_f32_f16(const half * x, const float * y, half * d
dst[i] = __hadd(x[i], __float2half(y[i]));
}
static __global__ void add_f16_f32_f32(const half * x, const float * y, float * dst, const int k) {
const int i = blockDim.x*blockIdx.x + threadIdx.x;
if (i >= k) {
return;
}
dst[i] = __half2float(x[i]) + y[i];
}
static __global__ void mul_f32(const float * x, const float * y, float * dst, const int kx, const int ky) {
const int i = blockDim.x*blockIdx.x + threadIdx.x;
@ -4616,6 +4625,11 @@ static void add_f16_f32_f16_cuda(const half * x, const float * y, half * dst, co
add_f16_f32_f16<<<num_blocks, CUDA_ADD_BLOCK_SIZE, 0, stream>>>(x, y, dst, k);
}
static void add_f16_f32_f32_cuda(const half * x, const float * y, float * dst, const int k, cudaStream_t stream) {
const int num_blocks = (k + CUDA_ADD_BLOCK_SIZE - 1) / CUDA_ADD_BLOCK_SIZE;
add_f16_f32_f32<<<num_blocks, CUDA_ADD_BLOCK_SIZE, 0, stream>>>(x, y, dst, k);
}
static void mul_f32_cuda(const float * x, const float * y, float * dst, const int kx, const int ky, cudaStream_t stream) {
const int num_blocks = (kx + CUDA_MUL_BLOCK_SIZE - 1) / CUDA_MUL_BLOCK_SIZE;
mul_f32<<<num_blocks, CUDA_MUL_BLOCK_SIZE, 0, stream>>>(x, y, dst, kx, ky);
@ -5909,8 +5923,10 @@ inline void ggml_cuda_op_add(
add_f32_cuda(src0_dd, src1_dd, dst_dd, ggml_nelements(src0), ne10*ne11, main_stream);
} else if (src0->type == GGML_TYPE_F16 && dst->type == GGML_TYPE_F16) {
add_f16_f32_f16_cuda((const half *) src0_dd, src1_dd, (half *) dst_dd, ggml_nelements(src0), main_stream);
} else if (src0->type == GGML_TYPE_F16 && dst->type == GGML_TYPE_F32) {
add_f16_f32_f32_cuda((const half *) src0_dd, src1_dd, dst_dd, ggml_nelements(src0), main_stream);
} else {
fprintf(stderr, "%d, %d\n", src0->type, dst->type);
fprintf(stderr, "src0->type: %d dst->type: %d\n", src0->type, dst->type);
GGML_ASSERT(false);
}