From 33847f8c83f8ac3c85c1388b5b69aacbc5163564 Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Sun, 29 Jul 2007 01:27:34 -0700
Subject: X86: return -return_value.value() on failure.

--HG--
extra : convert_revision : d8e1486ff075b2917be62a0008f83fd6c9e4c09a
---
 src/arch/x86/syscallreturn.hh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/arch/x86/syscallreturn.hh')

diff --git a/src/arch/x86/syscallreturn.hh b/src/arch/x86/syscallreturn.hh
index 6a7fdba58..be9715d21 100644
--- a/src/arch/x86/syscallreturn.hh
+++ b/src/arch/x86/syscallreturn.hh
@@ -67,7 +67,11 @@ namespace X86ISA
     static inline void setSyscallReturn(SyscallReturn return_value,
             ThreadContext * tc)
     {
-        tc->setIntReg(INTREG_RAX, return_value.value());
+        if (return_value.successful()) {
+            tc->setIntReg(INTREG_RAX, return_value.value());
+        } else {
+            tc->setIntReg(INTREG_RAX, -return_value.value());
+        }
     }
 };
 
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