From b727f922a4cbe74d1d4820a9666ca43770dd3ba5 Mon Sep 17 00:00:00 2001 From: Greg Becker Date: Wed, 30 Oct 2019 17:16:13 -0500 Subject: cpu: fix clang flags for generic x86_64 (#13491) * cpu: differentiate flags used for pristine LLVM vs. Apple's version --- lib/spack/llnl/util/cpu/microarchitectures.json | 17 ++++++++++++----- lib/spack/spack/test/architecture.py | 7 ++++--- 2 files changed, 16 insertions(+), 8 deletions(-) diff --git a/lib/spack/llnl/util/cpu/microarchitectures.json b/lib/spack/llnl/util/cpu/microarchitectures.json index 23cff4bf9a..bb3b4db21a 100644 --- a/lib/spack/llnl/util/cpu/microarchitectures.json +++ b/lib/spack/llnl/util/cpu/microarchitectures.json @@ -61,11 +61,18 @@ "flags": "-march={name} -mtune={name}" } ], - "clang": { - "versions": ":", - "family": "x86-64", - "flags": "-march={family} -mcpu=generic" - }, + "clang": [ + { + "versions": "0.0.0-apple:", + "family": "x86-64", + "flags": "-march={family}" + }, + { + "versions": ":", + "family": "x86-64", + "flags": "-march={family} -mcpu=generic" + } + ], "intel": { "versions": ":", "name": "pentium4", diff --git a/lib/spack/spack/test/architecture.py b/lib/spack/spack/test/architecture.py index 30aba65214..0a37ef9558 100644 --- a/lib/spack/spack/test/architecture.py +++ b/lib/spack/spack/test/architecture.py @@ -176,8 +176,9 @@ def test_arch_spec_container_semantic(item, architecture_str): ('gcc@4.7.2', 'ivybridge', '-march=core-avx-i -mtune=core-avx-i'), # Check mixed toolchains ('clang@8.0.0', 'broadwell', ''), + ('clang@3.5', 'x86_64', '-march=x86-64 -mcpu=generic'), # Check clang compilers with 'apple' suffix - ('clang@9.1.0-apple', 'x86_64', '-march=x86-64 -mcpu=generic') + ('clang@9.1.0-apple', 'x86_64', '-march=x86-64') ]) @pytest.mark.filterwarnings("ignore:microarchitecture specific") def test_optimization_flags( @@ -199,9 +200,9 @@ def test_optimization_flags( (spack.spec.CompilerSpec('gcc@4.4.0-special'), '9.2.0', 'icelake', '-march=icelake-client -mtune=icelake-client'), # Check that the special case for Apple's clang is treated correctly - # i.e. it won't try to dtect the version again + # i.e. it won't try to detect the version again (spack.spec.CompilerSpec('clang@9.1.0-apple'), None, 'x86_64', - '-march=x86-64 -mcpu=generic'), + '-march=x86-64'), ]) def test_optimization_flags_with_custom_versions( compiler, real_version, target_str, expected_flags, monkeypatch, config -- cgit v1.2.3-70-g09d2