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Diffstat (limited to 'MdePkg/Library/BaseLib/Ia32/ReadEflags.c')
-rw-r--r--MdePkg/Library/BaseLib/Ia32/ReadEflags.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/ReadEflags.c b/MdePkg/Library/BaseLib/Ia32/ReadEflags.c
index ca5d19c..eab4995 100644
--- a/MdePkg/Library/BaseLib/Ia32/ReadEflags.c
+++ b/MdePkg/Library/BaseLib/Ia32/ReadEflags.c
@@ -17,6 +17,16 @@
//
+/**
+ 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 (