%ifdef CONFIG { "RegData": { "RAX": "0x0000000000010001", "RBX": "0x0000000000000001" } } %endif ; FEX-Emu had a bug in the 32-bit implementation of LOOP where it didn't handle 16-bit RCX correctly. ; For test coverage on the 64-bit side, ensure that both 64-bit and 32-bit operation works correctly. mov rax, 0 mov rbx, 0 mov rcx, 0x0001_0001 .test: inc rax a64 loop .test mov rcx, 0x1_0000_0001 .test2: inc rbx a32 loop .test2 hlt