From: Gabe Black <gblack@eecs.umich.edu>
Date: Sun, 29 Jul 2007 08:27:34 +0000 (-0700)
Subject: X86: return -return_value.value() on failure.
X-Git-Tag: m5_2.0_beta4~258
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=33847f8c83f8ac3c85c1388b5b69aacbc5163564;p=gem5.git

X86: return -return_value.value() on failure.

--HG--
extra : convert_revision : d8e1486ff075b2917be62a0008f83fd6c9e4c09a
---

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());
+        }
     }
 };