diff options
| -rw-r--r-- | MdePkg/Library/BaseLib/X64/Thunk16.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/MdePkg/Library/BaseLib/X64/Thunk16.S b/MdePkg/Library/BaseLib/X64/Thunk16.S index 3f94759cef..501a9e9d8b 100644 --- a/MdePkg/Library/BaseLib/X64/Thunk16.S +++ b/MdePkg/Library/BaseLib/X64/Thunk16.S @@ -267,7 +267,7 @@ ASM_PFX(InternalAsmThunk16): sgdt 0x60(%rsp) # save GDT stack in argument space
movzwq 0x60(%rsp), %r10 # r10 <- GDT limit
lea ((ASM_PFX(InternalAsmThunk16) - SavedCr4) + 0xf)(%rcx), %r11
- andl $0xfffffff0, r11 # r11 <- 16-byte aligned shadowed GDT table in real mode buffer
+ andq $0xfffffff0, %r11 # r11 <- 16-byte aligned shadowed GDT table in real mode buffer
movw %r10w, (SavedGdt - SavedCr4)(%rcx) # save the limit of shadowed GDT table
movq %r11, (SavedGdt - SavedCr4 + 0x2)(%rcx) # save the base address of shadowed GDT table
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