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__writedr

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Microsoft Specific

Writes the specified value to the specified debug register.

Syntax

C 
void __writedr(unsigned DebugRegister, unsigned DebugValue); /* x86 */
void __writedr(unsigned DebugRegister, unsigned __int64 DebugValue); /* x64 */

Parameters

DebugRegister
[in] A number from 0 through 7 that identifies the debug register.

DebugValue
[in] A value to write to the debug register.

Remarks

These intrinsics are available only in kernel mode, and the routines are available only as intrinsics.

Requirements

Intrinsic Architecture
__writedr x86, x64

Header file <intrin.h>

END Microsoft Specific

See also

Compiler intrinsics
__readdr