diff options
Diffstat (limited to 'src/corelib/global/global.pri')
| -rw-r--r-- | src/corelib/global/global.pri | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/corelib/global/global.pri b/src/corelib/global/global.pri index 0f8935d4b5..2b4fd6d661 100644 --- a/src/corelib/global/global.pri +++ b/src/corelib/global/global.pri @@ -39,6 +39,27 @@ SOURCES += \ global/qrandom.cpp \ global/qhooks.cpp +# Only add global/qfloat16_f16c.c if qfloat16.cpp can't #include it. +# Any compiler: if it is already generating F16C code, let qfloat16.cpp do it +# Clang: ICE if not generating F16C code, so use qfloat16_f16c.c +# ICC: miscompiles if not generating F16C code, so use qfloat16_f16c.c +# GCC: if it can use F16C intrinsics, let qfloat16.cpp do it +# MSVC: if it is already generating AVX code, let qfloat16.cpp do it +# MSVC: otherwise, it generates poorly-performing code, so use qfloat16_f16c.c +contains(QT_CPU_FEATURES.$$QT_ARCH, f16c): \ + f16c_cxx = true +else: clang|intel_icl|intel_icc: \ + f16c_cxx = false +else: gcc:f16c:x86SimdAlways: \ + f16c_cxx = true +else: msvc:contains(QT_CPU_FEATURES.$$QT_ARCH, avx): \ + f16c_cxx = true +else: \ + f16c_cxx = false +$$f16c_cxx: DEFINES += QFLOAT16_INCLUDE_FAST +else: F16C_SOURCES += global/qfloat16_f16c.c +unset(f16c_cxx) + VERSIONTAGGING_SOURCES = global/qversiontagging.cpp darwin: SOURCES += global/qoperatingsystemversion_darwin.mm |