From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luc Van Oostenryck Subject: [PATCH v6 19/52] llvm: add support for OP_NEG Date: Mon, 27 Mar 2017 23:23:43 +0200 Message-ID: <20170327212416.18536-20-luc.vanoostenryck@gmail.com> References: <20170327212416.18536-1-luc.vanoostenryck@gmail.com> Return-path: Received: from mail-wr0-f194.google.com ([209.85.128.194]:33382 "EHLO mail-wr0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752616AbdC0V1O (ORCPT ); Mon, 27 Mar 2017 17:27:14 -0400 Received: by mail-wr0-f194.google.com with SMTP id 20so17042758wrx.0 for ; Mon, 27 Mar 2017 14:26:54 -0700 (PDT) In-Reply-To: <20170327212416.18536-1-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 , 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 0e7670ed6..a06ecdb82 100644 --- a/sparse-llvm.c +++ b/sparse-llvm.c @@ -951,9 +951,22 @@ 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 (is_float_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; -- 2.12.0