From 0d654ba4332905970554553f1a70dd0ab37a8b97 Mon Sep 17 00:00:00 2001 From: klu2 Date: Fri, 5 Jun 2009 13:36:09 +0000 Subject: [PATCH] Need use 32-bit register to hold 32-bit stack address. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8481 6f19259b-4bc3-4df7-8a09-765794883524 --- MdePkg/Library/BaseLib/X64/DisablePaging64.S | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/MdePkg/Library/BaseLib/X64/DisablePaging64.S b/MdePkg/Library/BaseLib/X64/DisablePaging64.S index 242c0a07bb..41d6a6f5d7 100644 --- a/MdePkg/Library/BaseLib/X64/DisablePaging64.S +++ b/MdePkg/Library/BaseLib/X64/DisablePaging64.S @@ -39,9 +39,9 @@ ASM_GLOBAL ASM_PFX(InternalX86DisablePaging64) ASM_PFX(InternalX86DisablePaging64): cli lea L1(%rip), %rsi # rsi <- The start address of transition code - mov 0x28(%rsp), %rdi # rdi <- New stack - sub $64, %rdi # rdi <- use 64 byte in stack to hold transition code - mov %rdi, %r10 # r10 <- The start address of transicition code below 4G + mov 0x28(%rsp), %edi # rdi <- New stack + sub $64, %edi # rdi <- use 64 byte in stack to hold transition code + mov %edi, %r10d # r10 <- The start address of transicition code below 4G lea _mTransitionEnd(%rip), %rax # rax <- end of transition code sub %rsi, %rax # rax <- The size of transition piece code push %rcx # save rcx to stack