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From xiaoxi...@apache.org
Subject [incubator-nuttx] branch master updated: Fix saved %esp value in up_saveusercontext() for qemu-i486
Date Sat, 18 Apr 2020 11:33:47 GMT
This is an automated email from the ASF dual-hosted git repository.

xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-nuttx.git


The following commit(s) were added to refs/heads/master by this push:
     new 00049aa  Fix saved %esp value in up_saveusercontext() for qemu-i486
00049aa is described below

commit 00049aa482f671192f6a9c338cc8210b4bbe1a93
Author: Nakamura, Yuuichi <Yuuichi.A.Nakamura@sony.com>
AuthorDate: Sat Apr 18 10:44:37 2020 +0900

    Fix saved %esp value in up_saveusercontext() for qemu-i486
---
 arch/x86/src/qemu/qemu_saveusercontext.S | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/src/qemu/qemu_saveusercontext.S b/arch/x86/src/qemu/qemu_saveusercontext.S
index 0620bbf..beae508 100644
--- a/arch/x86/src/qemu/qemu_saveusercontext.S
+++ b/arch/x86/src/qemu/qemu_saveusercontext.S
@@ -132,16 +132,16 @@ up_saveusercontext:
 	 *							EIP
 	 *							CS					...
 	 *							EFLAGS				EIP
-	 *						->	ESP					CS
+	 *							ESP					CS
 	 * ESP->Return address		SS					EFLAGS
-	 *		Argument			Argument			Argument
+	 *		Argument		->	Argument			Argument
 	 *
 	 * NOTE:  We don't yet know the value for REG_ESP!  That depends upon
 	 * if a priority change occurs or not.
 	 */
 
 
-	leal	-4(%esp), %ecx
+	leal	4(%esp), %ecx
 	movl	%ecx, (4*REG_SP)(%eax)
 
 	/* Fetch the PC from the stack and save it in the save block */


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