diff --git a/gcc/testsuite/gcc.dg/gomp/pr110485.c b/gcc/testsuite/gcc.dg/gomp/pr110485.c new file mode 100644 index 0000000000000000000000000000000000000000..ba6817a127f40246071e32ccebf692cc4d121d15 --- /dev/null +++ b/gcc/testsuite/gcc.dg/gomp/pr110485.c @@ -0,0 +1,19 @@ +/* PR 110485 */ +/* { dg-do compile } */ +/* { dg-additional-options "-Ofast -fdump-tree-vect-details" } */ +/* { dg-additional-options "-march=znver4 --param=vect-partial-vector-usage=1" { target x86_64-*-* } } */ +#pragma omp declare simd notinbranch uniform(p) +extern double __attribute__ ((const)) bar (double a, double p); + +double a[1024]; +double b[1024]; + +void foo (int n) +{ + #pragma omp simd + for (int i = 0; i < n; ++i) + a[i] = bar (b[i], 71.2); +} + +/* { dg-final { scan-tree-dump-not "MASK_LOAD" "vect" } } */ +/* { dg-final { scan-tree-dump "can't use a fully-masked loop because a non-masked simd clone was selected." "vect" { target x86_64-*-* } } } */ diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc index a9156975d64c7a335ffd27614e87f9d11b23d1ba..731acc76350cae39c899a866584068cff247183a 100644 --- a/gcc/tree-vect-stmts.cc +++ b/gcc/tree-vect-stmts.cc @@ -4539,6 +4539,17 @@ vectorizable_simd_clone_call (vec_info *vinfo, stmt_vec_info stmt_info, ? boolean_true_node : boolean_false_node; simd_clone_info.safe_push (sll); } + + if (!bestn->simdclone->inbranch && loop_vinfo) + { + if (dump_enabled_p () + && LOOP_VINFO_CAN_USE_PARTIAL_VECTORS_P (loop_vinfo)) + dump_printf_loc (MSG_NOTE, vect_location, + "can't use a fully-masked loop because a" + " non-masked simd clone was selected.\n"); + LOOP_VINFO_CAN_USE_PARTIAL_VECTORS_P (loop_vinfo) = false; + } + STMT_VINFO_TYPE (stmt_info) = call_simd_clone_vec_info_type; DUMP_VECT_SCOPE ("vectorizable_simd_clone_call"); /* vect_model_simple_cost (vinfo, stmt_info, ncopies,