Files
2024-10-30 22:14:35 +01:00

341 lines
12 KiB
Python

# -------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License.
# --------------------------------------------------------------------------
from argparse import ArgumentParser
from enum import Enum
class AttentionMaskFormat:
# Build 1D mask indice (sequence length). It requires right side padding! Recommended for BERT model to get best performance.
MaskIndexEnd = 0
# For experiment only. Do not use it in production.
MaskIndexEndAndStart = 1
# Raw attention mask with 0 means padding (or no attention) and 1 otherwise.
AttentionMask = 2
# No attention mask
NoMask = 3
class AttentionOpType(Enum):
Attention = "Attention"
MultiHeadAttention = "MultiHeadAttention"
GroupQueryAttention = "GroupQueryAttention"
PagedAttention = "PagedAttention"
def __str__(self):
return self.value
# Override __eq__ to return string comparison
def __hash__(self):
return hash(self.value)
def __eq__(self, other):
return other.value == self.value
class FusionOptions:
"""Options of fusion in graph optimization"""
def __init__(self, model_type):
self.enable_gelu = True
self.enable_layer_norm = True
self.enable_attention = True
self.enable_rotary_embeddings = True
# Use MultiHeadAttention instead of Attention operator. The difference:
# (1) Attention has merged weights for Q/K/V projection, which might be faster in some cases since 3 MatMul is
# merged into one.
# (2) Attention could only handle self attention; MultiHeadAttention could handle both self and cross attention.
self.use_multi_head_attention = False
self.disable_multi_head_attention_bias = False
self.enable_skip_layer_norm = True
self.enable_embed_layer_norm = True
self.enable_bias_skip_layer_norm = True
self.enable_bias_gelu = True
self.enable_gelu_approximation = False
self.enable_qordered_matmul = True
self.enable_shape_inference = True
self.enable_gemm_fast_gelu = False
self.group_norm_channels_last = True
if model_type == "clip":
self.enable_embed_layer_norm = False
# Set default to sequence length for BERT model to use fused attention to speed up.
# Note that embed layer normalization will convert 2D mask to 1D when mask type is MaskIndexEnd.
self.attention_mask_format = AttentionMaskFormat.AttentionMask
if model_type == "bert":
self.attention_mask_format = AttentionMaskFormat.MaskIndexEnd
elif model_type == "vit":
self.attention_mask_format = AttentionMaskFormat.NoMask
self.attention_op_type = None
# options for stable diffusion
if model_type in ["unet", "vae", "clip"]:
self.enable_nhwc_conv = True
self.enable_group_norm = True
self.enable_skip_group_norm = True
self.enable_bias_splitgelu = True
self.enable_packed_qkv = True
self.enable_packed_kv = True
self.enable_bias_add = True
def use_raw_attention_mask(self, use_raw_mask=True):
if use_raw_mask:
self.attention_mask_format = AttentionMaskFormat.AttentionMask
else:
self.attention_mask_format = AttentionMaskFormat.MaskIndexEnd
def disable_attention_mask(self):
self.attention_mask_format = AttentionMaskFormat.NoMask
def set_attention_op_type(self, attn_op_type: AttentionOpType):
self.attention_op_type = attn_op_type
@staticmethod
def parse(args):
options = FusionOptions(args.model_type)
if args.disable_gelu:
options.enable_gelu = False
if args.disable_layer_norm:
options.enable_layer_norm = False
if args.disable_rotary_embeddings:
options.enable_rotary_embeddings = False
if args.disable_attention:
options.enable_attention = False
if args.use_multi_head_attention:
options.use_multi_head_attention = True
if args.disable_skip_layer_norm:
options.enable_skip_layer_norm = False
if args.disable_embed_layer_norm:
options.enable_embed_layer_norm = False
if args.disable_bias_skip_layer_norm:
options.enable_bias_skip_layer_norm = False
if args.disable_bias_gelu:
options.enable_bias_gelu = False
if args.enable_gelu_approximation:
options.enable_gelu_approximation = True
if args.disable_shape_inference:
options.enable_shape_inference = False
if args.enable_gemm_fast_gelu:
options.enable_gemm_fast_gelu = True
if args.use_mask_index:
options.use_raw_attention_mask(False)
if args.use_raw_attention_mask:
options.use_raw_attention_mask(True)
if args.no_attention_mask:
options.disable_attention_mask()
if args.model_type in ["unet", "vae", "clip"]:
if args.use_group_norm_channels_first:
options.group_norm_channels_last = False
if args.disable_nhwc_conv:
options.enable_nhwc_conv = False
if args.disable_group_norm:
options.enable_group_norm = False
if args.disable_skip_group_norm:
options.enable_skip_group_norm = False
if args.disable_bias_splitgelu:
options.enable_bias_splitgelu = False
if args.disable_packed_qkv:
options.enable_packed_qkv = False
if args.disable_packed_kv:
options.enable_packed_kv = False
if args.disable_bias_add:
options.enable_bias_add = False
return options
@staticmethod
def add_arguments(parser: ArgumentParser):
parser.add_argument(
"--disable_attention",
required=False,
action="store_true",
help="disable Attention fusion",
)
parser.set_defaults(disable_attention=False)
parser.add_argument(
"--disable_skip_layer_norm",
required=False,
action="store_true",
help="disable SkipLayerNormalization fusion",
)
parser.set_defaults(disable_skip_layer_norm=False)
parser.add_argument(
"--disable_embed_layer_norm",
required=False,
action="store_true",
help="disable EmbedLayerNormalization fusion",
)
parser.set_defaults(disable_embed_layer_norm=False)
parser.add_argument(
"--disable_bias_skip_layer_norm",
required=False,
action="store_true",
help="disable Add Bias and SkipLayerNormalization fusion",
)
parser.set_defaults(disable_bias_skip_layer_norm=False)
parser.add_argument(
"--disable_bias_gelu",
required=False,
action="store_true",
help="disable Add Bias and Gelu/FastGelu fusion",
)
parser.set_defaults(disable_bias_gelu=False)
parser.add_argument(
"--disable_layer_norm",
required=False,
action="store_true",
help="disable LayerNormalization fusion",
)
parser.set_defaults(disable_layer_norm=False)
parser.add_argument(
"--disable_gelu",
required=False,
action="store_true",
help="disable Gelu fusion",
)
parser.set_defaults(disable_gelu=False)
parser.add_argument(
"--enable_gelu_approximation",
required=False,
action="store_true",
help="enable Gelu/BiasGelu to FastGelu conversion",
)
parser.set_defaults(enable_gelu_approximation=False)
parser.add_argument(
"--disable_shape_inference",
required=False,
action="store_true",
help="disable symbolic shape inference",
)
parser.set_defaults(disable_shape_inference=False)
parser.add_argument(
"--enable_gemm_fast_gelu",
required=False,
action="store_true",
help="enable GemmfastGelu fusion",
)
parser.set_defaults(enable_gemm_fast_gelu=False)
parser.add_argument(
"--use_mask_index",
required=False,
action="store_true",
help="use mask index to activate fused attention to speed up. It requires right-side padding!",
)
parser.set_defaults(use_mask_index=False)
parser.add_argument(
"--use_raw_attention_mask",
required=False,
action="store_true",
help="use raw attention mask. Use this option if your input is not right-side padding. This might deactivate fused attention and get worse performance.",
)
parser.set_defaults(use_raw_attention_mask=False)
parser.add_argument(
"--no_attention_mask",
required=False,
action="store_true",
help="no attention mask. Only works for model_type=bert",
)
parser.set_defaults(no_attention_mask=False)
parser.add_argument(
"--use_multi_head_attention",
required=False,
action="store_true",
help="Use MultiHeadAttention instead of Attention operator for testing purpose. "
"Note that MultiHeadAttention might be slower than Attention when qkv are not packed. ",
)
parser.set_defaults(use_multi_head_attention=False)
parser.add_argument(
"--disable_group_norm",
required=False,
action="store_true",
help="not fuse GroupNorm. Only works for model_type=unet or vae",
)
parser.set_defaults(disable_group_norm=False)
parser.add_argument(
"--disable_skip_group_norm",
required=False,
action="store_true",
help="not fuse Add + GroupNorm to SkipGroupNorm. Only works for model_type=unet or vae",
)
parser.set_defaults(disable_skip_group_norm=False)
parser.add_argument(
"--disable_packed_kv",
required=False,
action="store_true",
help="not use packed kv for cross attention in MultiHeadAttention. Only works for model_type=unet",
)
parser.set_defaults(disable_packed_kv=False)
parser.add_argument(
"--disable_packed_qkv",
required=False,
action="store_true",
help="not use packed qkv for self attention in MultiHeadAttention. Only works for model_type=unet",
)
parser.set_defaults(disable_packed_qkv=False)
parser.add_argument(
"--disable_bias_add",
required=False,
action="store_true",
help="not fuse BiasAdd. Only works for model_type=unet",
)
parser.set_defaults(disable_bias_add=False)
parser.add_argument(
"--disable_bias_splitgelu",
required=False,
action="store_true",
help="not fuse BiasSplitGelu. Only works for model_type=unet",
)
parser.set_defaults(disable_bias_splitgelu=False)
parser.add_argument(
"--disable_nhwc_conv",
required=False,
action="store_true",
help="Do not use NhwcConv. Only works for model_type=unet or vae",
)
parser.set_defaults(disable_nhwc_conv=False)
parser.add_argument(
"--use_group_norm_channels_first",
required=False,
action="store_true",
help="Use channels_first (NCHW) instead of channels_last (NHWC) for GroupNorm. Only works for model_type=unet or vae",
)
parser.set_defaults(use_group_norm_channels_first=False)
parser.add_argument(
"--disable_rotary_embeddings",
required=False,
action="store_true",
help="Do not fuse rotary embeddings into RotaryEmbedding op",
)