From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg1-x52c.google.com (mail-pg1-x52c.google.com [IPv6:2607:f8b0:4864:20::52c]) by sourceware.org (Postfix) with ESMTPS id C683B385828D for ; Wed, 5 Oct 2022 12:04:16 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org C683B385828D Authentication-Results: sourceware.org; dmarc=fail (p=none dis=none) header.from=woven-planet.global Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=woven-planet.global Received: by mail-pg1-x52c.google.com with SMTP id j71so8939729pge.2 for ; Wed, 05 Oct 2022 05:04:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=woven-planet.global; s=google; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=H0qTOu9qVCfO4xsg+NplrNrxroiaOlJSCNd8Ih1qoK8=; b=yotJXM0s6Yw1ITKHDBAgfZKJ07IZdKE6w1Ki43sxe9L6hmrjKa82C1EKwyPwvOtPTa VDprzfB06JyOJbCQ6hM8Aa6cLeLPSW/ntRO8q0Ubpbl8WAxpC5025NKhUgvpPPyTkBk1 MGBC1QzC4v3h6r4ObDHDwAEl/lwcoqTlvKYMs= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=H0qTOu9qVCfO4xsg+NplrNrxroiaOlJSCNd8Ih1qoK8=; b=KcgruzsgFP2MZSxXXgSTD9uYmc674O7XhxtezcV6SxbQVbx54DvP9H2qABliM268q/ Txd3S1H3vM4TsZ+0Z7utS3peBPFBPMbewS6scbwPbLObyr9yooVAI9VwyVnvkOfmSsRU yvIBS6VqZzDkXUAsffLSM3g92HDnIX88ItoHOseYmgXPnnVzNczm5zyjjzd1i+7QZXlI HV3OvWm0IKgKxq11NzPdF/ZpPfGMSKa3xgKj7/Xz3D3SXQJ/CDUumthxZ+gBAz7KRlGX sxacp0dZLm5e/lo55E2I2SCGo6ZszHX4sD797bksMjqFaOqdOjE0nmZ7grabMpE3p3yE jazA== X-Gm-Message-State: ACrzQf04my4k8u7OvbJWsKVois5ZaFhkQp8/HCCVGXbOvncr+BuQcmFY uiPo7eQkAfn+LDnmgW3dE17cAvRuabcu0EVBBg9Oc620CQ6HlGdeYDZ4e1B+I50bsPutdayG+tM sieTo/09+zGXKXYtSA/WPG5LrW8LFTurUwK/D+jqUUEYgEE8d74gl2u6ojzCBVtLBHvf6FNTq9i Xu99ytmenlncP1b8cEHxI= X-Google-Smtp-Source: AMsMyM5B438uTLzsrUas1SgRR1sIDRwMQ83y+xj0j1pepauBIMHEZmN48J4+ZiZAIprAlH+j3BrsRQ== X-Received: by 2002:a63:5415:0:b0:439:e932:e025 with SMTP id i21-20020a635415000000b00439e932e025mr26939481pgb.63.1664971455312; Wed, 05 Oct 2022 05:04:15 -0700 (PDT) Received: from FA21110339.ts.tri-ad.global ([103.175.111.222]) by smtp.gmail.com with ESMTPSA id rm10-20020a17090b3eca00b0020936894e76sm1054084pjb.10.2022.10.05.05.04.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Oct 2022 05:04:14 -0700 (PDT) From: =?UTF-8?q?J=C3=B8rgen=20Kvalsvik?= To: gcc-patches@gcc.gnu.org Cc: =?UTF-8?q?J=C3=B8rgen=20Kvalsvik?= Subject: [PATCH 0/2] gcov: Split when edge locus differ from dest bb Date: Wed, 5 Oct 2022 14:04:01 +0200 Message-Id: <20221005120403.68935-1-jorgen.kvalsvik@woven-planet.global> X-Mailer: git-send-email 2.34.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,KAM_SHORT,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,TXREP,T_SPF_PERMERROR autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Original discussion: https://gcc.gnu.org/pipermail/gcc/2022-October/239544.html Some tiny test additions as well as more accurate check for when to split edges for coverage. This patch preserves the edge splitting heuristic except using a slightly more precise comparison, but makes a huge difference for the condition profiling [1]. I compared the .gcov files for the gcc and g++ testsuites with and without this patch and found no differences, and bootstrapped on x86_64-linux. [1] https://gcc.gnu.org/pipermail/gcc-patches/2022-July/598165.html Jørgen Kvalsvik (2): gcov: test switch/break line counts Split edge when edge locus and dest don't match gcc/profile.cc | 18 +++++++++--------- gcc/testsuite/g++.dg/gcov/gcov-1.C | 8 ++++---- gcc/testsuite/gcc.misc-tests/gcov-4.c | 4 ++-- 3 files changed, 15 insertions(+), 15 deletions(-) -- 2.30.2