diff options
Diffstat (limited to 'gcc/gimplify.c')
| -rw-r--r-- | gcc/gimplify.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/gimplify.c b/gcc/gimplify.c index c69d5b9..fd27eb1 100644 --- a/gcc/gimplify.c +++ b/gcc/gimplify.c @@ -3071,6 +3071,19 @@ maybe_fold_stmt (gimple_stmt_iterator *gsi) return fold_stmt (gsi); } +/* Add a gimple call to __builtin_cilk_detach to GIMPLE sequence PRE_P, + with the pointer to the proper cilk frame. */ +static void +gimplify_cilk_detach (gimple_seq *pre_p) +{ + tree frame = cfun->cilk_frame_decl; + tree ptrf = build1 (ADDR_EXPR, cilk_frame_ptr_type_decl, + frame); + gcall *detach = gimple_build_call (cilk_detach_fndecl, 1, + ptrf); + gimplify_seq_add_stmt(pre_p, detach); +} + /* Gimplify the CALL_EXPR node *EXPR_P into the GIMPLE sequence PRE_P. WANT_VALUE is true if the result of the call is desired. */ @@ -3107,6 +3120,9 @@ gimplify_call_expr (tree *expr_p, gimple_seq *pre_p, bool want_value) EXPR_LOCATION (*expr_p)); vargs.quick_push (CALL_EXPR_ARG (*expr_p, i)); } + + if (EXPR_CILK_SPAWN (*expr_p)) + gimplify_cilk_detach (pre_p); gimple *call = gimple_build_call_internal_vec (ifn, vargs); gimplify_seq_add_stmt (pre_p, call); return GS_ALL_DONE; @@ -3338,6 +3354,8 @@ gimplify_call_expr (tree *expr_p, gimple_seq *pre_p, bool want_value) call = gimple_build_call_from_tree (*expr_p); gimple_call_set_fntype (call, TREE_TYPE (fnptrtype)); notice_special_calls (call); + if (EXPR_CILK_SPAWN (*expr_p)) + gimplify_cilk_detach (pre_p); gimplify_seq_add_stmt (pre_p, call); gsi = gsi_last (*pre_p); maybe_fold_stmt (&gsi); @@ -5620,6 +5638,9 @@ gimplify_modify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p, SSA name w/o a definition. We may have uses in the GIMPLE IL. ??? This doesn't make it a default-def. */ SSA_NAME_DEF_STMT (*to_p) = gimple_build_nop (); + + if (EXPR_CILK_SPAWN (*from_p)) + gimplify_cilk_detach (pre_p); assign = call_stmt; } else |