From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luc Van Oostenryck Subject: [PATCH v4 33/63] llvm: add support for OP_SETVAL with labels Date: Tue, 21 Mar 2017 01:15:37 +0100 Message-ID: <20170321001607.75169-34-luc.vanoostenryck@gmail.com> References: <20170321001607.75169-1-luc.vanoostenryck@gmail.com> Return-path: Received: from mail-wm0-f65.google.com ([74.125.82.65]:36071 "EHLO mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755706AbdCUAQ4 (ORCPT ); Mon, 20 Mar 2017 20:16:56 -0400 Received: by mail-wm0-f65.google.com with SMTP id x124so253897wmf.3 for ; Mon, 20 Mar 2017 17:16:55 -0700 (PDT) In-Reply-To: <20170321001607.75169-1-luc.vanoostenryck@gmail.com> Sender: linux-sparse-owner@vger.kernel.org List-Id: linux-sparse@vger.kernel.org To: linux-sparse@vger.kernel.org Cc: Christopher Li , Dibyendu Majumdar , Jeff Garzik , Pekka Enberg , Luc Van Oostenryck Signed-off-by: Luc Van Oostenryck --- sparse-llvm.c | 3 +++ validation/backend/label-as-value.c | 13 +++++++++++++ 2 files changed, 16 insertions(+) create mode 100644 validation/backend/label-as-value.c diff --git a/sparse-llvm.c b/sparse-llvm.c index 29cb11ee3..87850d2be 100644 --- a/sparse-llvm.c +++ b/sparse-llvm.c @@ -876,6 +876,9 @@ static void output_op_setval(struct function *fn, struct instruction *insn) case EXPR_FVALUE: target = LLVMConstReal(dtype, val->fvalue); break; + case EXPR_LABEL: + target = LLVMBlockAddress(fn->fn, val->symbol->bb_target->priv); + break; default: assert(0); } diff --git a/validation/backend/label-as-value.c b/validation/backend/label-as-value.c new file mode 100644 index 000000000..6888c6613 --- /dev/null +++ b/validation/backend/label-as-value.c @@ -0,0 +1,13 @@ +void *foo(void *def); +void *foo(void *def) +{ + if (!def) +yes: return &&yes; + + return def; +} + +/* + * check-name: label-as-value + * check-command: ./sparsec -c $file -o tmp.o + */ -- 2.12.0