Hello Gabor Dozsa,

I'd like you to do a code review. Please visit

    https://gem5-review.googlesource.com/c/public/gem5/+/19175

to review the following change.


Change subject: cpu: Fix the type of the effective mem request size
......................................................................

cpu: Fix the type of the effective mem request size

A memory request size can be larger than 255 bytes (e.g.
SVE with 2048-bit vector length) which could cause overflow
in the 'uint8_t effSize' variable.

Change-Id: I77e0d02a49ea7f81cacfa5be7e4ae40434af3109
Reviewed-by: Giacomo Gabrielli <[email protected]>
Signed-off-by: Giacomo Gabrielli <[email protected]>
---
M src/cpu/base_dyn_inst.hh
1 file changed, 1 insertion(+), 1 deletion(-)



diff --git a/src/cpu/base_dyn_inst.hh b/src/cpu/base_dyn_inst.hh
index 6f9555a..de76559 100644
--- a/src/cpu/base_dyn_inst.hh
+++ b/src/cpu/base_dyn_inst.hh
@@ -221,7 +221,7 @@
     short asid;

     /** The size of the request */
-    uint8_t effSize;
+    unsigned effSize;

     /** Pointer to the data for the memory access. */
     uint8_t *memData;

--
To view, visit https://gem5-review.googlesource.com/c/public/gem5/+/19175
To unsubscribe, or for help writing mail filters, visit https://gem5-review.googlesource.com/settings

Gerrit-Project: public/gem5
Gerrit-Branch: master
Gerrit-Change-Id: I77e0d02a49ea7f81cacfa5be7e4ae40434af3109
Gerrit-Change-Number: 19175
Gerrit-PatchSet: 1
Gerrit-Owner: Giacomo Gabrielli <[email protected]>
Gerrit-Reviewer: Gabor Dozsa <[email protected]>
Gerrit-MessageType: newchange
_______________________________________________
gem5-dev mailing list
[email protected]
http://m5sim.org/mailman/listinfo/gem5-dev

Reply via email to