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CUDA: enable Gemma FA for HIP/Pascal (#9581)
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This commit is contained in:
Johannes Gäßler 2024-09-22 09:34:52 +02:00 committed by GitHub
parent ecd5d6b65b
commit a5b57b08ce
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GPG Key ID: B5690EEEBB952194
3 changed files with 12 additions and 12 deletions
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20
ggml/src/ggml-cuda.cu
View File

@ -2976,19 +2976,19 @@ GGML_CALL static bool ggml_backend_cuda_supports_op(ggml_backend_t backend, cons
case GGML_OP_LEAKY_RELU:
case GGML_OP_RWKV_WKV:
return true;
case GGML_OP_FLASH_ATTN_EXT:
#if defined(GGML_USE_HIPBLAS) && defined(__HIP_PLATFORM_AMD__)
return (op->src[0]->ne[0] == 64 && op->src[1]->type == GGML_TYPE_F16) || op->src[0]->ne[0] == 128;
#else
if (op->src[0]->ne[0] == 128) {
return true;
}
case GGML_OP_FLASH_ATTN_EXT: {
if (op->src[0]->ne[0] == 64 && op->src[1]->type == GGML_TYPE_F16) {
return true;
}
return ggml_cuda_info().devices[cuda_ctx->device].cc >= CC_VOLTA &&
op->src[1]->type == GGML_TYPE_F16 && op->src[2]->type == GGML_TYPE_F16;
#endif // defined(GGML_USE_HIPBLAS) && defined(__HIP_PLATFORM_AMD__)
if (op->src[0]->ne[0] == 128) {
return true;
}
if (op->src[0]->ne[0] == 256 && op->src[1]->type == GGML_TYPE_F16 && op->src[2]->type == GGML_TYPE_F16) {
return true;
}
const int cc = ggml_cuda_info().devices[cuda_ctx->device].cc;
return cc >= CC_VOLTA && cc < CC_OFFSET_AMD && op->src[1]->type == GGML_TYPE_F16 && op->src[2]->type == GGML_TYPE_F16;
}
case GGML_OP_CROSS_ENTROPY_LOSS:
case GGML_OP_CROSS_ENTROPY_LOSS_BACK:
case GGML_OP_OPT_STEP_ADAMW:

2
ggml/src/ggml-cuda/fattn.cu
View File

@ -314,7 +314,7 @@ void ggml_cuda_flash_attn_ext(ggml_backend_cuda_context & ctx, ggml_tensor * dst
}
if (!fast_fp16_available(cc)) {
if (Q->ne[1] <= 8) {
if (Q->ne[1] <= 8 || Q->ne[0] == 256) {
ggml_cuda_flash_attn_ext_vec_f32(ctx, dst);
} else {
ggml_cuda_flash_attn_ext_tile_f32(ctx, dst);

2
tests/test-backend-ops.cpp
View File

@ -3599,7 +3599,7 @@ static bool test_backend(ggml_backend_t backend, test_mode mode, const char * op
if (hs != 128 && logit_softcap != 0.0f) continue;
for (int nh : { 32, }) {
for (int kv : { 512, 1024, }) {
for (int nb : { 1, 2, 4, 8, }) {
for (int nb : { 1, 3, 32, 35, }) {
for (ggml_type type_KV : {GGML_TYPE_F16, GGML_TYPE_Q8_0, GGML_TYPE_Q4_0}) {
test_cases.emplace_back(new test_flash_attn_ext(hs, nh, kv, nb, mask, max_bias, logit_softcap, type_KV));
}