Zhu,

Given that the statement ~1 line above "PcdValue = PcdValue.strip()" will raise 
exception with a PcdValue that is a list, I don't see how this code could 
execute.

I agree that it is likely that we think we want this, but something is wrong 
with it and I assumed that the current behavior was the desired behavior.  If I 
am incorrect, please feel free to disregard this patch.

-Jaben

> -----Original Message-----
> From: Zhu, Yonghong
> Sent: Tuesday, March 27, 2018 7:18 PM
> To: Carsey, Jaben <[email protected]>; [email protected]
> Cc: Gao, Liming <[email protected]>; Zhu, Yonghong
> <[email protected]>
> Subject: RE: [PATCH v1 1/4] BaseTools: remove irrelevant code
> Importance: High
> 
> Hi Jaben,
> 
> Current we support flexible PCD value format, example:  UINT64 type PCD
> can use {0x1, 2, 'A', UINT16(10), "B"} as its value, so the block can't be
> removed since it maybe a list after SplitPcdValueString function.
> https://bugzilla.tianocore.org/show_bug.cgi?id=541 is the feature request
> for flexible Pcd value format.
> 
> Best Regards,
> Zhu Yonghong
> 
> 
> -----Original Message-----
> From: Carsey, Jaben
> Sent: Wednesday, March 28, 2018 7:43 AM
> To: [email protected]
> Cc: Gao, Liming <[email protected]>; Zhu, Yonghong
> <[email protected]>
> Subject: [PATCH v1 1/4] BaseTools: remove irrelevant code
> 
> Since PcdValue is a string, no need to test it's type() for string Also remove
> the block used if it's a list (which is never is)
> 
> Cc: Liming Gao <[email protected]>
> Cc: Yonghong Zhu <[email protected]>
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Jaben Carsey <[email protected]>
> ---
>  BaseTools/Source/Python/Common/Expression.py | 55 ++------------------
>  1 file changed, 5 insertions(+), 50 deletions(-)
> 
> diff --git a/BaseTools/Source/Python/Common/Expression.py
> b/BaseTools/Source/Python/Common/Expression.py
> index 4f0f377f3788..b70f7da1233e 100644
> --- a/BaseTools/Source/Python/Common/Expression.py
> +++ b/BaseTools/Source/Python/Common/Expression.py
> @@ -815,57 +815,12 @@ class ValueExpressionEx(ValueExpression):
>          except BadExpression, Value:
>              if self.PcdType in ['UINT8', 'UINT16', 'UINT32', 'UINT64', 
> 'BOOLEAN']:
>                  PcdValue = PcdValue.strip()
> -                if type(PcdValue) == type('') and PcdValue.startswith('{') 
> and
> PcdValue.endswith('}'):
> +                if PcdValue.startswith('{') and PcdValue.endswith('}'):
>                      PcdValue = SplitPcdValueString(PcdValue[1:-1])
> -                if type(PcdValue) == type([]):
> -                    TmpValue = 0
> -                    Size = 0
> -                    ValueType = ''
> -                    for Item in PcdValue:
> -                        Item = Item.strip()
> -                        if Item.startswith('UINT8'):
> -                            ItemSize = 1
> -                            ValueType = 'UINT8'
> -                        elif Item.startswith('UINT16'):
> -                            ItemSize = 2
> -                            ValueType = 'UINT16'
> -                        elif Item.startswith('UINT32'):
> -                            ItemSize = 4
> -                            ValueType = 'UINT32'
> -                        elif Item.startswith('UINT64'):
> -                            ItemSize = 8
> -                            ValueType = 'UINT64'
> -                        elif Item.startswith('"') or Item.startswith("'") or
> Item.startswith('L'):
> -                            ItemSize = 0
> -                            ValueType = 'VOID*'
> -                        else:
> -                            ItemSize = 0
> -                            ValueType = 'UINT8'
> -                        Item = ValueExpressionEx(Item, ValueType, 
> self._Symb)(True)
> -
> -                        if ItemSize == 0:
> -                            try:
> -                                tmpValue = int(Item, 16) if 
> Item.upper().startswith('0X') else
> int(Item, 0)
> -                                if tmpValue > 255:
> -                                    raise BadExpression("Byte  array number 
> %s should less
> than 0xFF." % Item)
> -                            except BadExpression, Value:
> -                                raise BadExpression(Value)
> -                            except ValueError:
> -                                pass
> -                            ItemValue, ItemSize = ParseFieldValue(Item)
> -                        else:
> -                            ItemValue = ParseFieldValue(Item)[0]
> -
> -                        if type(ItemValue) == type(''):
> -                            ItemValue = int(ItemValue, 16) if 
> ItemValue.startswith('0x')
> else int(ItemValue)
> -
> -                        TmpValue = (ItemValue << (Size * 8)) | TmpValue
> -                        Size = Size + ItemSize
> -                else:
> -                    try:
> -                        TmpValue, Size = ParseFieldValue(PcdValue)
> -                    except BadExpression, Value:
> -                        raise BadExpression("Type: %s, Value: %s, %s" % 
> (self.PcdType,
> PcdValue, Value))
> +                try:
> +                    TmpValue, Size = ParseFieldValue(PcdValue)
> +                except BadExpression, Value:
> +                    raise BadExpression("Type: %s, Value: %s, %s" %
> + (self.PcdType, PcdValue, Value))
>                  if type(TmpValue) == type(''):
>                      try:
>                          TmpValue = int(TmpValue)
> --
> 2.16.2.windows.1

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