vbatts/llama.cpp
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metal : minor fixup in FA kernel

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ggml-ci
This commit is contained in:
Georgi Gerganov 2024-11-02 20:41:42 +02:00
parent 42cadc74bd
commit 40e717263e
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GPG key ID: 449E073F9DC10735
1 changed files with 3 additions and 3 deletions
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ggml/src/ggml-metal.metal
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@ -2776,11 +2776,11 @@ kernel void kernel_flash_attn_ext_vec_f16(
const short iv3 = iq3 / rv3;
// load the queries from shared memory into local memory
float4 mq[D4];
float4 mq[D4/NW];
for (short ii = 0; ii < D4; ii += NW) {
short i = ii + tiisg;
mq[i] = (float4) sq4[i];
mq[i/NW] = (float4) sq4[i];
}
// pointer to the mask
@ -2812,7 +2812,7 @@ kernel void kernel_flash_attn_ext_vec_f16(
mk[2] = (float4) pk4[i + 2*(nb11/8)];
mk[3] = (float4) pk4[i + 3*(nb11/8)];
mqk += (float4) (mq[i] * mk);
mqk += (float4) (mq[i/NW] * mk);
}
// reduce the results from the threads in the simdgroup