From: jyao1 <jyao1@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Sun, 26 Dec 2010 07:25:12 +0000 (+0000)
Subject: Fix CYG GCC build fail on retf.
X-Git-Tag: edk2-stable201903~15273
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=4eed2dbd8999f3311ac24ecb7f05a6fb3b641952;hp=ef291d07a136f57d2f11a5b589b0a93d7a346388;ds=sidebyside

Fix CYG GCC build fail on retf.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11202 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/EdkCompatibilityPkg/Compatibility/BootScriptSaveOnS3SaveStateThunk/X64/AsmDispatchExecute.S b/EdkCompatibilityPkg/Compatibility/BootScriptSaveOnS3SaveStateThunk/X64/AsmDispatchExecute.S
index 3dd6bf3996..167e7d4cc1 100644
--- a/EdkCompatibilityPkg/Compatibility/BootScriptSaveOnS3SaveStateThunk/X64/AsmDispatchExecute.S
+++ b/EdkCompatibilityPkg/Compatibility/BootScriptSaveOnS3SaveStateThunk/X64/AsmDispatchExecute.S
@@ -107,7 +107,7 @@ ASM_PFX(AsmExecute32BitCode):
     lea     Compatible(%rip), %rdx # assume address < 4G
     orq     %rdx, %rcx
     push    %rcx
-    retf
+    .byte   0xcb                # retf
 
 Compatible:
     # reload DS/ES/SS to make sure they are correct referred to current GDT
@@ -173,7 +173,7 @@ ReturnBack:
     #
     # Reload cs register 
     #   
-    retf
+    .byte   0xcb                # retf
 ReloadCS:   
     #
     # Now we're in Long Mode
@@ -203,7 +203,7 @@ ReloadCS:
     lea     ReturnToLongMode(%rip), %rcx
     orq     %r9, %rcx
     push    %rcx
-    retf
+    .byte   0xcb                # retf
 ReturnToLongMode:
     #
     # Reload original DS/ES/SS