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| author | Min Kyu Jeong <minkyu.jeong@arm.com> | 2010-08-23 11:18:40 -0500 |
|---|---|---|
| committer | Min Kyu Jeong <minkyu.jeong@arm.com> | 2010-08-23 11:18:40 -0500 |
| commit | 5f91ec3f4618dad8d36efbf8b5a5112a1ce0d1b7 (patch) | |
| tree | 3984b0d3f3328901bf8c999b9d01162943fb328d /src/arch/arm/isa/templates/pred.isa | |
| parent | 7acf67971cca761efec79a0a0ac453b1115387a9 (diff) | |
| download | gem5-5f91ec3f4618dad8d36efbf8b5a5112a1ce0d1b7.tar.xz | |
ARM/O3: store the result of the predicate evaluation in DynInst or Threadstate.
THis allows the CPU to handle predicated-false instructions accordingly.
This particular patch makes loads that are predicated-false to be sent
straight to the commit stage directly, not waiting for return of the data
that was never requested since it was predicated-false.
Diffstat (limited to 'src/arch/arm/isa/templates/pred.isa')
| -rw-r--r-- | src/arch/arm/isa/templates/pred.isa | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/arch/arm/isa/templates/pred.isa b/src/arch/arm/isa/templates/pred.isa index 7a5b92760..1029cfaee 100644 --- a/src/arch/arm/isa/templates/pred.isa +++ b/src/arch/arm/isa/templates/pred.isa @@ -142,6 +142,8 @@ def template PredOpExecute {{ { %(op_wb)s; } + } else { + xc->setPredicate(false); } if (fault == NoFault && machInst.itstateMask != 0) { |