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authorCyril SIX <cyril.six@kalray.eu>2021-06-18 18:35:50 +0200
committerCyril SIX <cyril.six@kalray.eu>2021-06-18 18:35:50 +0200
commit5798f56b8a8630e43dbed84a824811a5626a1503 (patch)
treebee034c6b707a83a4e3e969650c2e2fc6ccb6358 /backend/Mach.v
parent04b2489d7c2a9b0d203b3d431517367a07bd6b30 (diff)
downloadcompcert-kvx-5798f56b8a8630e43dbed84a824811a5626a1503.tar.gz
compcert-kvx-5798f56b8a8630e43dbed84a824811a5626a1503.zip
Replacing default notrap load value by Vundef everywherecsix-PhD
Diffstat (limited to 'backend/Mach.v')
-rw-r--r--backend/Mach.v4
1 files changed, 2 insertions, 2 deletions
diff --git a/backend/Mach.v b/backend/Mach.v
index 1c6fdb18..2cfd738d 100644
--- a/backend/Mach.v
+++ b/backend/Mach.v
@@ -330,14 +330,14 @@ Inductive step: state -> trace -> state -> Prop :=
| exec_Mload_notrap1:
forall s f sp chunk addr args dst c rs m rs',
eval_addressing ge sp addr rs##args = None ->
- rs' = ((undef_regs (destroyed_by_load chunk addr) rs)#dst <- (default_notrap_load_value chunk)) ->
+ rs' = ((undef_regs (destroyed_by_load chunk addr) rs)#dst <- Vundef) ->
step (State s f sp (Mload NOTRAP chunk addr args dst :: c) rs m)
E0 (State s f sp c rs' m)
| exec_Mload_notrap2:
forall s f sp chunk addr args dst c rs m a rs',
eval_addressing ge sp addr rs##args = Some a ->
Mem.loadv chunk m a = None ->
- rs' = ((undef_regs (destroyed_by_load chunk addr) rs)#dst <- (default_notrap_load_value chunk)) ->
+ rs' = ((undef_regs (destroyed_by_load chunk addr) rs)#dst <- Vundef) ->
step (State s f sp (Mload NOTRAP chunk addr args dst :: c) rs m)
E0 (State s f sp c rs' m)
| exec_Mstore: