Giacomo Travaglini has submitted this change. (
https://gem5-review.googlesource.com/c/public/gem5/+/64914?usp=email )
(
1 is the latest approved patch-set.
No files were changed between the latest approved patch-set and the
submitted one.
)Change subject: arch-arm: Use ThreadContext in ArmISA::currEL
implementation
......................................................................
arch-arm: Use ThreadContext in ArmISA::currEL implementation
This is partly reverting a previous patch [1] which was
moving most functionalities within the ISA class.
This evidently does not work well with thread context implementations
which are bypassed by the ISA objects as noted by [2]
[1]: https://gem5-review.googlesource.com/c/public/gem5/+/53624
[2]: https://gem5-review.googlesource.com/c/public/gem5/+/64653
Change-Id: I0c91c76f690542219ffbbf53359531d9dea9e86d
Signed-off-by: Giacomo Travaglini <giacomo.travagl...@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/64914
Tested-by: kokoro <noreply+kok...@google.com>
Reviewed-by: Yu-hsin Wang <yuhsi...@google.com>
Maintainer: Andreas Sandberg <andreas.sandb...@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandb...@arm.com>
---
M src/arch/arm/utility.cc
1 file changed, 25 insertions(+), 2 deletions(-)
Approvals:
Andreas Sandberg: Looks good to me, approved; Looks good to me, approved
Yu-hsin Wang: Looks good to me, approved
kokoro: Regressions pass
diff --git a/src/arch/arm/utility.cc b/src/arch/arm/utility.cc
index f5d37fe..d7185f2 100644
--- a/src/arch/arm/utility.cc
+++ b/src/arch/arm/utility.cc
@@ -123,8 +123,8 @@
ExceptionLevel
currEL(const ThreadContext *tc)
{
- return static_cast<ArmISA::ISA *>(
- const_cast<ThreadContext *>(tc)->getIsaPtr())->currEL();
+ CPSR cpsr = tc->readMiscRegNoEffect(MISCREG_CPSR);
+ return opModeToEL((OperatingMode)(uint8_t)cpsr.mode);
}
bool
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: I0c91c76f690542219ffbbf53359531d9dea9e86d
Gerrit-Change-Number: 64914
Gerrit-PatchSet: 3
Gerrit-Owner: Giacomo Travaglini <giacomo.travagl...@arm.com>
Gerrit-Reviewer: Andreas Sandberg <andreas.sandb...@arm.com>
Gerrit-Reviewer: Giacomo Travaglini <giacomo.travagl...@arm.com>
Gerrit-Reviewer: Yu-hsin Wang <yuhsi...@google.com>
Gerrit-Reviewer: kokoro <noreply+kok...@google.com>
Gerrit-MessageType: merged
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