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metal : add F16 support for bin ops #26465

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Merged
ggerganov merged 1 commit into from
Aug 2, 2026
+3 −3
Merged

metal : add F16 support for bin ops #26465

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1 change: 1 addition & 0 deletions ggml/src/ggml-metal/ggml-metal-device.m
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Original file line number Diff line number Diff line change
Expand Up @@ -1181,6 +1181,7 @@ bool ggml_metal_device_supports_op(ggml_metal_device_t dev, const struct ggml_te
case GGML_OP_MUL:
case GGML_OP_DIV:
case GGML_OP_ADD_ID:
return ggml_is_contiguous_rows(op->src[0]) && ggml_is_contiguous_rows(op->src[1]) && (op->src[0]->type == GGML_TYPE_F32 || op->src[0]->type == GGML_TYPE_F16) && (op->src[0]->type == op->src[1]->type);
case GGML_OP_ACC:
return ggml_is_contiguous_rows(op->src[0]) && ggml_is_contiguous_rows(op->src[1]) && op->src[0]->type == GGML_TYPE_F32;
case GGML_OP_REPEAT:
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3 changes: 0 additions & 3 deletions ggml/src/ggml-metal/ggml-metal-ops.cpp
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Expand Up @@ -3334,9 +3334,6 @@ int ggml_metal_op_bin(ggml_metal_op_t ctx, int idx) {
GGML_TENSOR_LOCALS( int32_t, ne, op, ne);
GGML_TENSOR_LOCALS(uint64_t, nb, op, nb);

GGML_ASSERT(op->src[0]->type == GGML_TYPE_F32);
GGML_ASSERT(op->src[1]->type == GGML_TYPE_F32);

GGML_ASSERT(ggml_is_contiguous_rows(op->src[0]));
GGML_ASSERT(ggml_is_contiguous_rows(op->src[1]));

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2 changes: 2 additions & 0 deletions ggml/src/ggml-metal/ggml-metal.metal
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Expand Up @@ -1418,6 +1418,8 @@ typedef decltype(kernel_bin_fuse_impl<float, float, float>) kernel_bin_fuse_t;

template [[host_name("kernel_bin_fuse_f32_f32_f32")]] kernel kernel_bin_fuse_t kernel_bin_fuse_impl<float, float, float>;
template [[host_name("kernel_bin_fuse_f32_f32_f32_4")]] kernel kernel_bin_fuse_t kernel_bin_fuse_impl<float4, float4, float4>;
template [[host_name("kernel_bin_fuse_f16_f16_f16")]] kernel kernel_bin_fuse_t kernel_bin_fuse_impl<half, half, half>;
template [[host_name("kernel_bin_fuse_f16_f16_f16_4")]] kernel kernel_bin_fuse_t kernel_bin_fuse_impl<half4, half4, half4>;

kernel void kernel_add_id(
constant ggml_metal_kargs_add_id & args,
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