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support GLM 4.7 (#1791)
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Browse source 
support GLM 4.7
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Oql 2026-01-13 17:36:25 +08:00 • committed by GitHub
parent 667030d6e6
commit 6277da4c2b
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14 changed files with 2336 additions and 144 deletions
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22
kt-kernel/python/utils/amx.py
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@ -15,6 +15,14 @@ except (ImportError, AttributeError):
_HAS_AMX_SUPPORT = False
AMXInt4_MOE, AMXInt8_MOE, AMXInt4_KGroup_MOE, AMXFP8_MOE, AMXBF16_MOE = None, None, None, None, None
try:
from kt_kernel_ext.moe import AMXFP8PerChannel_MOE
_HAS_FP8_PERCHANNEL_SUPPORT = True
except (ImportError, AttributeError):
_HAS_FP8_PERCHANNEL_SUPPORT = False
AMXFP8PerChannel_MOE = None
from typing import Optional
@ -304,7 +312,7 @@ class AMXMoEWrapper(BaseMoEWrapper):
class NativeMoEWrapper(BaseMoEWrapper):
"""Wrapper for RAWINT4/FP8/BF16 experts stored in compressed SafeTensor format."""
"""Wrapper for RAWINT4/FP8/FP8_PERCHANNEL/BF16 experts stored in compressed SafeTensor format."""
_native_loader_instance = None
@ -330,6 +338,8 @@ class NativeMoEWrapper(BaseMoEWrapper):
raise RuntimeError("AMX backend with RAWINT4 support is not available.")
if method == "FP8" and AMXFP8_MOE is None:
raise RuntimeError("AMX backend with FP8 support is not available.")
if method == "FP8_PERCHANNEL" and not _HAS_FP8_PERCHANNEL_SUPPORT:
raise RuntimeError("AMX backend with FP8 per-channel support is not available.")
if method == "BF16" and AMXBF16_MOE is None:
raise RuntimeError("AMX backend with BF16 support is not available.")
@ -354,6 +364,9 @@ class NativeMoEWrapper(BaseMoEWrapper):
NativeMoEWrapper._native_loader_instance = CompressedSafeTensorLoader(weight_path)
elif method == "FP8":
NativeMoEWrapper._native_loader_instance = FP8SafeTensorLoader(weight_path)
elif method == "FP8_PERCHANNEL":
# Use FP8SafeTensorLoader with per-channel scale format
NativeMoEWrapper._native_loader_instance = FP8SafeTensorLoader(weight_path, scale_suffix="weight_scale")
elif method == "BF16":
NativeMoEWrapper._native_loader_instance = BF16SafeTensorLoader(weight_path)
else:
@ -408,6 +421,8 @@ class NativeMoEWrapper(BaseMoEWrapper):
assert self.gate_scales[0].dtype == torch.bfloat16, "Expected bf16 scales for RAWINT4"
elif self.method == "FP8":
assert self.gate_scales[0].dtype == torch.float32, "Expected float32 scales for FP8"
elif self.method == "FP8_PERCHANNEL":
assert self.gate_scales[0].dtype == torch.float32, "Expected float32 scales for FP8_PERCHANNEL"
t2 = time.time()
@ -462,6 +477,11 @@ class NativeMoEWrapper(BaseMoEWrapper):
moe_config.quant_config.group_size = 128
moe_config.quant_config.zero_point = False
self.moe = AMXFP8_MOE(moe_config)
elif self.method == "FP8_PERCHANNEL":
moe_config.quant_config.bits = 8
moe_config.quant_config.per_channel = True
moe_config.quant_config.zero_point = False
self.moe = AMXFP8PerChannel_MOE(moe_config)
elif self.method == "BF16":
# BF16 has no quantization config needed
self.moe = AMXBF16_MOE(moe_config)