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cpu: Add HTM Instruction Flags

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IsHtmStart: Starts a HTM transaction
IsHtmStop: Stops (commits) a HTM transaction
IsHtmCancel: Explicitely aborts a HTM transaction

JIRA: https://gem5.atlassian.net/browse/GEM5-587

Change-Id: I33144f97a2009e28b0c64777f0313cd6eadb7ff9
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/30321
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
This commit is contained in:
Timothy Hayes
2020-01-10 17:30:27 +00:00
committed by Giacomo Travaglini
parent 511b53387a
commit 968fb5cdee
2 changed files with 19 additions and 2 deletions
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7
src/cpu/StaticInstFlags.py
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@@ -1,3 +1,4 @@
# Copyright (c) 2020 ARM Limited
# Copyright (c) 2003-2005 The Regents of The University of Michigan
# Copyright (c) 2013 Advanced Micro Devices, Inc.
# All rights reserved.
@@ -109,5 +110,9 @@ class StaticInstFlags(Enum):
'IsMicroBranch', # This microop branches within the microcode for
# a macroop
'IsDspOp',
'IsSquashAfter' # Squash all uncommitted state after executed
'IsSquashAfter', # Squash all uncommitted state after executed
# hardware transactional memory
'IsHtmStart', # Starts a HTM transaction
'IsHtmStop', # Stops (commits) a HTM transaction
'IsHtmCancel' # Explicitely aborts a HTM transaction
]