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binopri_f
2014 Apr 22
2
[LLVMdev] where is F7 opcode for TEST instruction on X86?
...0000
however, i cannot find anywhere this F7 opcode is defined in
lib/Target/X86/X86InstrArithmetic.td.
we only have TEST defined with F6 & other opcode like below.
any hint please?
thanks.
let isCompare = 1 in {
let Defs = [EFLAGS] in {
let isCommutable = 1 in {
def TEST8rr : BinOpRR_F<0x84, "test", Xi8 , X86testpat, MRMSrcReg>;
def TEST16rr : BinOpRR_F<0x84, "test", Xi16, X86testpat, MRMSrcReg>;
def TEST32rr : BinOpRR_F<0x84, "test", Xi32, X86testpat, MRMSrcReg>;
def TEST64rr : BinOpRR_F<0x84, "test",...