Commands

This section of the reference discusses the various debugger commands that you can use in CDB, KD, and WinDbg.

• ENTER (Repeat Last Command)
• $<, $><, $$<, $$><, $$ >a< (Run Script File)
• ? (Command Help)
• ? (Evaluate Expression)
• ?? (Evaluate C++ Expression)
• # (Search for Disassembly Pattern)
• || (System Status)
• ||s (Set Current System)
• | (Process Status)
• |s (Set Current Process)
• ~ (Thread Status)
• ~e (Thread-Specific Command)
• ~f (Freeze Thread)
• ~u (Unfreeze Thread)
• ~n (Suspend Thread)
• ~m (Resume Thread)
• ~s (Set Current Thread)
• ~s (Change Current Processor)
• a (Assemble)
• ad (Delete Alias)
• ah (Assertion Handling)
• al (List Aliases)
• as, aS (Set Alias)
• ba (Break on Access)
• bc (Breakpoint Clear)
• bd (Breakpoint Disable)
• be (Breakpoint Enable)
• bl (Breakpoint List)
• bp, bu, bm (Set Breakpoint)
• br (Breakpoint Renumber)
• bs (Update Breakpoint Command)
• bsc (Update Conditional Breakpoint)
• c (Compare Memory)
• d, da, db, dc, dd, dD, df, dp, dq, du, dw, dW, dyb, dyd (Display Memory)
• dda, ddp, ddu, dpa, dpp, dpu, dqa, dqp, dqu (Display Referenced Memory)
• dds, dps, dqs (Display Words and Symbols)
• dg (Display Selector)
• dl (Display Linked List)
• ds, dS (Display String)
• dt (Display Type)
• dtx (Display Type - Extended Debugger Object Model Information)
• dv (Display Local Variables)
• dx (Display Debugger Object Model Expression)
• e, ea, eb, ed, eD, ef, ep, eq, eu, ew, eza, ezu (Enter Values)
• f, fp (Fill Memory)
• g (Go)
• gc (Go from Conditional Breakpoint)
• gh (Go with Exception Handled)
• gn, gN (Go with Exception Not Handled)
• gu (Go Up)
• ib, iw, id (Input from Port)
• j (Execute If - Else)
• k, kb, kc, kd, kp, kP, kv (Display Stack Backtrace)
• l+, l- (Set Source Options)
• ld (Load Symbols)
• lm (List Loaded Modules)
• ln (List Nearest Symbols)
• ls, lsa (List Source Lines)
• lsc (List Current Source)
• lse (Launch Source Editor)
• lsf, lsf- (Load or Unload Source File)
• lsp (Set Number of Source Lines)
• m (Move Memory)
• n (Set Number Base)
• ob, ow, od (Output to Port)
• p (Step)
• pa (Step to Address)
• pc (Step to Next Call)
• pct (Step to Next Call or Return)
• ph (Step to Next Branching Instruction)
• pt (Step to Next Return)
• q, qq (Quit)
• qd (Quit and Detach)
• r (Registers)
• rdmsr (Read MSR)
• rm (Register Mask)
• s (Search Memory)
• so (Set Kernel Debugging Options)
• sq (Set Quiet Mode)
• ss (Set Symbol Suffix)
• sx, sxd, sxe, sxi, sxn, sxr, sx- (Set Exceptions)
• t (Trace)
• ta (Trace to Address)
• tb (Trace to Next Branch)
• tc (Trace to Next Call)
• tct (Trace to Next Call or Return)
• th (Trace to Next Branching Instruction)
• tt (Trace to Next Return)
• u (Unassemble)
• uf (Unassemble Function)
• up (Unassemble from Physical Memory)
• ur (Unassemble Real Mode BIOS)
• ux (Unassemble x86 BIOS)
• vercommand (Show Debugger Command Line)
• version (Show Debugger Version)
• vertarget (Show Target Computer Version)
• wrmsr (Write MSR)
• wt (Trace and Watch Data)
• x (Examine Symbols)
• z (Execute While)