x86: fix debug trace output for mwait

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Submitter:	Lena Olson
Repository:	gem5
Branch:	default
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Description

Changeset 10743:cfa5b6f948f7
---------------------------
x86: fix debug trace output for mwait

When running with the Exec flag, the mwait instruction attempted
to print out its source registers, which were never actually
initialized. This led to sporadic assertion failures when the
value stored there was invalid.

Testing Done

Issue Summary

Description	From	Last Updated	Status
please put a space after '//'	Steve Reinhardt	March 31, 2015, 7:04 a.m.	Resolved

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src/arch/x86/isa/formats/monitor_mwait.isa (Diff revision 1)

please put a space after '//'

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Description:

~		Changeset 10743:1cabbb0e1e44
	~	Changeset 10743:cfa5b6f948f7

		x86: fix debug trace output for mwait

		When running with the Exec flag, the mwait instruction attempted
		to print out its source registers, which were never actually
		initialized. This led to sporadic assertion failures when the
		value stored there was invalid.