Pointer tagging for x86 systems
Pointer tagging for x86 systems
Posted Mar 30, 2022 13:51 UTC (Wed) by adobriyan (subscriber, #30858)In reply to: Pointer tagging for x86 systems by imMute
Parent article: Pointer tagging for x86 systems
"test rax, rax; js" is smaller than "bt rax, 47; jc"
0000000000000000 <f>:
0: 48 85 c0 test rax,rax
3: 48 0f ba e0 3f bt rax,0x3f