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authorDavid Monniaux <david.monniaux@univ-grenoble-alpes.fr>2020-04-23 14:25:31 +0200
committerDavid Monniaux <david.monniaux@univ-grenoble-alpes.fr>2020-04-23 14:25:31 +0200
commit7b0d7a74ccfaf5843c41e2844e02e94e9a76bfd8 (patch)
tree3edc201591691eac531aa12a98a5aa08ecc0398b /driver/Compopts.v
parent67290187fff3f813412059c6bfed69015c95c890 (diff)
downloadcompcert-kvx-7b0d7a74ccfaf5843c41e2844e02e94e9a76bfd8.tar.gz
compcert-kvx-7b0d7a74ccfaf5843c41e2844e02e94e9a76bfd8.zip
CSE3 across calls
Diffstat (limited to 'driver/Compopts.v')
-rw-r--r--driver/Compopts.v5
1 files changed, 4 insertions, 1 deletions
diff --git a/driver/Compopts.v b/driver/Compopts.v
index 5acd2640..fb3481e2 100644
--- a/driver/Compopts.v
+++ b/driver/Compopts.v
@@ -45,9 +45,12 @@ Parameter optim_CSE2: unit -> bool.
(** Flag -fcse3. For DMonniaux's common subexpression elimination. *)
Parameter optim_CSE3: unit -> bool.
-(** Flag -fcse3-alias-analysis. For DMonniaux's common subexpression elimination. *)
+(** Flag -fcse3-alias-analysis. For DMonniaux's common subexpression elimination. Perform a simple alias analysis. *)
Parameter optim_CSE3_alias_analysis: unit -> bool.
+(** Flag -fcse3-across-calls. For DMonniaux's common subexpression elimination. Propagate information across function calls (may increase register pressure). *)
+Parameter optim_CSE3_across_calls: unit -> bool.
+
(** Flag -fmove-loop-invariants. *)
Parameter optim_move_loop_invariants: unit -> bool.