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BaseTools: move regular expression compile out of function call. 

move to the root of the file and dont recompile.

Cc: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jaben Carsey <jaben.carsey@intel.com>
Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>
This commit is contained in:
Carsey, Jaben 2018-03-28 07:42:46 +08:00 committed by Yonghong Zhu
parent 663b9e061e
commit 38504ad3e3
1 changed files with 6 additions and 6 deletions
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12
BaseTools/Source/Python/Common/Expression.py
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@ -41,6 +41,8 @@ ERR_EMPTY_EXPR = 'Empty expression is not allowed.'
ERR_IN_OPERAND = 'Macro after IN operator can only be: $(FAMILY), $(ARCH), $(TOOL_CHAIN_TAG) and $(TARGET).'
__ValidString = re.compile(r'[_a-zA-Z][_0-9a-zA-Z]*$')
_ReLabel = re.compile('LABEL\((\w+)\)')
_ReOffset = re.compile('OFFSET_OF\((\w+)\)')
## SplitString
# Split string to list according double quote
@ -896,13 +898,11 @@ class ValueExpressionEx(ValueExpression):
PcdValueList = SplitPcdValueString(PcdValue.strip()[1:-1])
LabelDict = {}
NewPcdValueList = []
ReLabel = re.compile('LABEL\((\w+)\)')
ReOffset = re.compile('OFFSET_OF\((\w+)\)')
LabelOffset = 0
for Index, Item in enumerate(PcdValueList):
# compute byte offset of every LABEL
LabelList = ReLabel.findall(Item)
Item = ReLabel.sub('', Item)
LabelList = _ReLabel.findall(Item)
Item = _ReLabel.sub('', Item)
Item = Item.strip()
if LabelList:
for Label in LabelList:
@ -929,11 +929,11 @@ class ValueExpressionEx(ValueExpression):
# for LABEL parse
Item = Item.strip()
try:
Item = ReLabel.sub('', Item)
Item = _ReLabel.sub('', Item)
except:
pass
try:
OffsetList = ReOffset.findall(Item)
OffsetList = _ReOffset.findall(Item)
except:
pass
for Offset in OffsetList: