From: Gabe Black <gblack@eecs.umich.edu>
Date: Thu, 30 Aug 2007 03:39:41 +0000 (-0700)
Subject: X86: Fix the sra microop to get the sign bit from the right operand.
X-Git-Tag: m5_2.0_beta4~143
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f67cd046731f07cc76ec63d0614be81d2e212ac4;p=gem5.git

X86: Fix the sra microop to get the sign bit from the right operand.

--HG--
extra : convert_revision : 71e58dd6dd6918ee403f2e332c47e29acdace464
---

diff --git a/src/arch/x86/isa/microops/regop.isa b/src/arch/x86/isa/microops/regop.isa
index cacdc7144..eca640d35 100644
--- a/src/arch/x86/isa/microops/regop.isa
+++ b/src/arch/x86/isa/microops/regop.isa
@@ -590,7 +590,7 @@ let {{
             // is not defined in the C/C++ standard, we have to sign extend
             // them manually to be sure.
             uint64_t arithMask =
-                -bits(op2, dataSize * 8 - 1) << (dataSize * 8 - shiftAmt);
+                -bits(psrc1, dataSize * 8 - 1) << (dataSize * 8 - shiftAmt);
             DestReg = merge(DestReg, (psrc1 >> shiftAmt) | arithMask, dataSize);
             ''')
     defineMicroRegOp('Ror', '''