diff options
Diffstat (limited to 'gcc/omp-low.c')
| -rw-r--r-- | gcc/omp-low.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/gcc/omp-low.c b/gcc/omp-low.c index 7cf51b3..d181101 100644 --- a/gcc/omp-low.c +++ b/gcc/omp-low.c @@ -5417,7 +5417,7 @@ expand_omp_taskreg (struct omp_region *region) basic_block entry_succ_bb = single_succ_p (entry_bb) ? single_succ (entry_bb) : FALLTHRU_EDGE (entry_bb)->dest; - tree arg, narg; + tree arg; gimple parcopy_stmt = NULL; for (gsi = gsi_start_bb (entry_succ_bb); ; gsi_next (&gsi)) @@ -5462,15 +5462,15 @@ expand_omp_taskreg (struct omp_region *region) } else { - /* If we are in ssa form, we must load the value from the default - definition of the argument. That should not be defined now, - since the argument is not used uninitialized. */ - gcc_assert (ssa_default_def (cfun, arg) == NULL); - narg = make_ssa_name (arg, gimple_build_nop ()); - set_ssa_default_def (cfun, arg, narg); - /* ?? Is setting the subcode really necessary ?? */ - gimple_omp_set_subcode (parcopy_stmt, TREE_CODE (narg)); - gimple_assign_set_rhs1 (parcopy_stmt, narg); + tree lhs = gimple_assign_lhs (parcopy_stmt); + gcc_assert (SSA_NAME_VAR (lhs) == arg); + /* We'd like to set the rhs to the default def in the child_fn, + but it's too early to create ssa names in the child_fn. + Instead, we set the rhs to the parm. In + move_sese_region_to_fn, we introduce a default def for the + parm, map the parm to it's default def, and once we encounter + this stmt, replace the parm with the default def. */ + gimple_assign_set_rhs1 (parcopy_stmt, arg); update_stmt (parcopy_stmt); } } |