From: Gabe Black <gblack@eecs.umich.edu>
Date: Wed, 3 Oct 2007 05:05:10 +0000 (-0700)
Subject: X86: Allow logic instructions to set ECF as well as CF.
X-Git-Tag: m5_2.0_beta4~84
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=efb309525a098e3f8d5d689670468938eb4ae565;p=gem5.git

X86: Allow logic instructions to set ECF as well as CF.

--HG--
extra : convert_revision : 6ac20f069c86c23a8d443a7127afd6015166c00d
---

diff --git a/src/arch/x86/isa/microops/regop.isa b/src/arch/x86/isa/microops/regop.isa
index 40a441b1e..f161e6825 100644
--- a/src/arch/x86/isa/microops/regop.isa
+++ b/src/arch/x86/isa/microops/regop.isa
@@ -439,10 +439,11 @@ let {{
         abstract = True
         flag_code = '''
             //Don't have genFlags handle the OF or CF bits
-            uint64_t mask = CFBit | OFBit;
+            uint64_t mask = CFBit | ECFBit | OFBit;
             ccFlagBits = genFlags(ccFlagBits, ext & ~mask, DestReg, psrc1, op2);
             //If a logic microop wants to set these, it wants to set them to 0.
             ccFlagBits &= ~(CFBit & ext);
+            ccFlagBits &= ~(ECFBit & ext);
             ccFlagBits &= ~(OFBit & ext);
         '''