[gcc r14-2068] SSA ALIAS: Apply LEN_MASK_{LOAD, STORE} into SSA alias analysis

[Pan Li]

https://gcc.gnu.org/g:a1e913ac30e73368eb33520c16dac7e87e61837e

commit r14-2068-ga1e913ac30e73368eb33520c16dac7e87e61837e
Author: Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
Date:   Fri Jun 23 21:56:35 2023 +0800

    SSA ALIAS: Apply LEN_MASK_{LOAD, STORE} into SSA alias analysis
    
    gcc/ChangeLog:
    
            * tree-ssa-alias.cc (ref_maybe_used_by_call_p_1): Apply
            LEN_MASK_{LOAD,STORE}

Diff:
---
 gcc/tree-ssa-alias.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gcc/tree-ssa-alias.cc b/gcc/tree-ssa-alias.cc
index e1bc04b82ba..92dc1bb9987 100644
--- a/gcc/tree-ssa-alias.cc
+++ b/gcc/tree-ssa-alias.cc
@@ -2815,11 +2815,13 @@ ref_maybe_used_by_call_p_1 (gcall *call, ao_ref *ref, bool tbaa_p)
       case IFN_SCATTER_STORE:
       case IFN_MASK_SCATTER_STORE:
       case IFN_LEN_STORE:
+      case IFN_LEN_MASK_STORE:
 	return false;
       case IFN_MASK_STORE_LANES:
 	goto process_args;
       case IFN_MASK_LOAD:
       case IFN_LEN_LOAD:
+      case IFN_LEN_MASK_LOAD:
       case IFN_MASK_LOAD_LANES:
 	{
 	  ao_ref rhs_ref;