CloverBootloader/MdePkg/Library/BaseLib/Ia32/ReadEflags.c
2019-09-03 12:58:42 +03:00

34 lines
569 B
C

/** @file
AsmReadEflags function
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
Reads the current value of the EFLAGS register.
Reads and returns the current value of the EFLAGS register. This function is
only available on IA-32 and x64. This returns a 32-bit value on IA-32 and a
64-bit value on x64.
@return EFLAGS on IA-32 or RFLAGS on x64.
**/
UINTN
EFIAPI
AsmReadEflags (
VOID
)
{
__asm {
pushfd
pop eax
}
}