[gem5-dev] changeset in gem5: x86: Initialize the MXCSR register

[Andreas Sandberg]

changeset f44ff0beb51b in /z/repo/gem5
details: http://repo.gem5.org/gem5?cmd=changeset;node=f44ff0beb51b
description:
        x86: Initialize the MXCSR register

diffstat:

 src/arch/x86/faults.cc |  2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diffs (12 lines):

diff -r 4574c5123153 -r f44ff0beb51b src/arch/x86/faults.cc
--- a/src/arch/x86/faults.cc    Tue Jun 18 16:27:28 2013 +0200
+++ b/src/arch/x86/faults.cc    Tue Jun 18 16:28:36 2013 +0200
@@ -268,6 +268,8 @@
         tc->setMiscReg(MISCREG_DR6, 0x00000000ffff0ff0ULL);
         tc->setMiscReg(MISCREG_DR7, 0x0000000000000400ULL);
 
+        tc->setMiscReg(MISCREG_MXCSR, 0x1f80);
+
         // Update the handy M5 Reg.
         tc->setMiscReg(MISCREG_M5_REG, 0);
         MicroPC entry = X86ISAInst::RomLabels::extern_label_initIntHalt;
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