From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luc Van Oostenryck Subject: [PATCH v2 19/27] llvm: add support for OP_NEG Date: Sat, 11 Mar 2017 10:06:58 +0100 Message-ID: <20170311090706.17171-20-luc.vanoostenryck@gmail.com> References: <20170311090706.17171-1-luc.vanoostenryck@gmail.com> Return-path: Received: from mail-wr0-f193.google.com ([209.85.128.193]:35016 "EHLO mail-wr0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755493AbdCKJHm (ORCPT ); Sat, 11 Mar 2017 04:07:42 -0500 Received: by mail-wr0-f193.google.com with SMTP id u108so14120653wrb.2 for ; Sat, 11 Mar 2017 01:07:41 -0800 (PST) In-Reply-To: <20170311090706.17171-1-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 , Pekka Enberg , Jeff Garzik , Luc Van Oostenryck sparse-llvm has not yet support for OP_NEG and stop on an assert if one is encountered. Fix this by invoking the appropriate LLVMBuild[F]Neg(). Signed-off-by: Luc Van Oostenryck --- sparse-llvm.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/sparse-llvm.c b/sparse-llvm.c index a3606a86e..ccc019322 100644 --- a/sparse-llvm.c +++ b/sparse-llvm.c @@ -977,9 +977,22 @@ static void output_insn(struct function *fn, struct instruction *insn) insn->target->priv = target; break; } - case OP_NEG: - assert(0); + case OP_NEG: { + LLVMValueRef src, target; + char target_name[64]; + + src = pseudo_to_value(fn, insn, insn->src); + + pseudo_name(insn->target, target_name); + + if (symbol_is_fp_type(insn->type)) + target = LLVMBuildFNeg(fn->builder, src, target_name); + else + target = LLVMBuildNeg(fn->builder, src, target_name); + + insn->target->priv = target; break; + } case OP_CONTEXT: assert(0); break; -- 2.11.1