Just for the record...

Tom> What my patch does now is that it generally uses a signed integer type
Tom> of the appropriate width for "legacy" DWARF values.  Then, for mod, if
Tom> the value's type is this special type, it converts it to an
Tom> identically-sized unsigned type, and converts back after the operation.
Tom> For DW_OP_shr, I always convert the LHS to an appropriately-sized
Tom> unsigned type first.

I have since changed this.  For explicitly-typed values, I tried
DW_OP_shr and DW_OP_shra identically.  The type encodes the desired
operation.

For "old-style" untyped values, DW_OP_shr converts to unsigned.

I thought this approach was most consistent with the rest of the
specification.

Tom

Reply via email to