Bobby Bruce has uploaded this change for review. (
https://gem5-review.googlesource.com/c/public/gem5/+/54103 )
Change subject: arch-arm: Do not squash table walks if translation is
partial
......................................................................
arch-arm: Do not squash table walks if translation is partial
As partial translations have been introduced we cannot just
rely on checking if there is a valid translation when looking
for translations to squash.
The translation has to be complete as well.
This is fixing realview-o3-checker regression
Change-Id: I1ad42bd6172207a72f53b7a843c323c0eea88f06
Signed-off-by: Giacomo Travaglini <[email protected]>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/54043
Reviewed-by: Jason Lowe-Power <[email protected]>
Maintainer: Jason Lowe-Power <[email protected]>
Tested-by: kokoro <[email protected]>
(cherry picked from commit ec891adca9c9430b178562ad498c1699026e5906)
---
M src/arch/arm/table_walker.cc
1 file changed, 24 insertions(+), 1 deletion(-)
diff --git a/src/arch/arm/table_walker.cc b/src/arch/arm/table_walker.cc
index f94e765..c7b8c3c 100644
--- a/src/arch/arm/table_walker.cc
+++ b/src/arch/arm/table_walker.cc
@@ -533,7 +533,8 @@
unsigned num_squashed = 0;
ThreadContext *tc = currState->tc;
while ((num_squashed < numSquashable) && currState &&
- (currState->transState->squashed() || te)) {
+ (currState->transState->squashed() ||
+ (te && !te->partial))) {
pendingQueue.pop_front();
num_squashed++;
stats.squashedBefore++;
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: I1ad42bd6172207a72f53b7a843c323c0eea88f06
Gerrit-Change-Number: 54103
Gerrit-PatchSet: 1
Gerrit-Owner: Bobby Bruce <[email protected]>
Gerrit-CC: Giacomo Travaglini <[email protected]>
Gerrit-MessageType: newchange
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