Displaying 1 result from an estimated 1 matches for "mytargetgenasmmatcher".
2015 Dec 07
2
Immediate value boundary checking
Dear all,
I have written an assembler which reads assembly instructions and produces
the equivalent binary. I have a problem. Although I set the bit range and
immediate type for an instruction like add which accepts a register and an
immediate value, I can simply overflow that value and llvm/tablegen doesn't
care!
for example for a i8imm imm value (bits<8> val) these two produce the