diff options
Diffstat (limited to 'lib/Basic/Targets.cpp')
| -rw-r--r-- | lib/Basic/Targets.cpp | 107 |
1 files changed, 101 insertions, 6 deletions
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp index 5ee44080ac..245d8fd9d7 100644 --- a/lib/Basic/Targets.cpp +++ b/lib/Basic/Targets.cpp @@ -1165,6 +1165,9 @@ class X86TargetInfo : public TargetInfo { bool HasAES; bool HasAVX; + // FIXME: Make this an enum and parse into the enum when set. + std::string CPU; + public: X86TargetInfo(const std::string& triple) : TargetInfo(triple), SSELevel(NoSSE), MMX3DNowLevel(NoMMX3DNow), @@ -1208,6 +1211,11 @@ public: virtual const char* getABI() const { return MMX3DNowLevel == NoMMX3DNow ? "no-mmx" : ""; } + virtual bool setCPU(const std::string &Name) { + // FIXME: Reject invalid CPU names. + CPU = Name; + return true; + } }; void X86TargetInfo::getDefaultFeatures(const std::string &CPU, @@ -1405,8 +1413,8 @@ void X86TargetInfo::HandleTargetFeatures(std::vector<std::string> &Features) { Features.erase(it); } -/// X86TargetInfo::getTargetDefines - Return a set of the X86-specific #defines -/// that are not tied to a specific subtarget. +/// X86TargetInfo::getTargetDefines - Return the set of the X86-specific macro +/// definitions for this particular subtarget. void X86TargetInfo::getTargetDefines(const LangOptions &Opts, MacroBuilder &Builder) const { // Target identification. @@ -1429,12 +1437,99 @@ void X86TargetInfo::getTargetDefines(const LangOptions &Opts, // Target properties. Builder.defineMacro("__LITTLE_ENDIAN__"); + Builder.defineMacro("__REGISTER_PREFIX__", ""); // Subtarget options. - Builder.defineMacro("__nocona"); - Builder.defineMacro("__nocona__"); - Builder.defineMacro("__tune_nocona__"); - Builder.defineMacro("__REGISTER_PREFIX__", ""); + // FIXME: We should build an enum for the CPUs to switch on as we do it in + // multiple places. + // FIXME: We are hard-coding the tune parameters based on the CPU, but they + // truly should be based on -mtune options. + if (CPU == "i386") { + // The rest are coming from the i386 define above. + Builder.defineMacro("__tune_i386__"); + } else if (CPU == "i486" || CPU == "winchip-c6" || CPU == "winchip2" || + CPU == "c3") { + Builder.defineMacro("__i486"); + Builder.defineMacro("__i486__"); + Builder.defineMacro("__tune_i486__"); + } else if (CPU == "i586" || CPU == "pentium" || CPU == "pentium-mmx") { + Builder.defineMacro("__i586"); + Builder.defineMacro("__i586__"); + Builder.defineMacro("__tune_i586__"); + Builder.defineMacro("__pentium"); + Builder.defineMacro("__pentium__"); + Builder.defineMacro("__tune_pentium__"); + if (CPU == "pentium-mmx") { + Builder.defineMacro("__pentium_mmx__"); + Builder.defineMacro("__tune_pentium_mmx__"); + } + } else if (CPU == "i686" || CPU == "pentiumpro" || CPU == "pentium2" || + CPU == "pentium3" || CPU == "pentium3m" || CPU == "pentium-m" || + CPU == "c3-2") { + Builder.defineMacro("__i686"); + Builder.defineMacro("__i686__"); + // Strangely, __tune_i686__ isn't defined by GCC when CPU == i686. + Builder.defineMacro("__pentiumpro"); + Builder.defineMacro("__pentiumpro__"); + if (CPU != "i686") { + Builder.defineMacro("__tune_i686__"); + Builder.defineMacro("__tune_pentiumpro__"); + if (CPU == "pentium2" || CPU == "c3-2") { + Builder.defineMacro("__tune_pentium2__"); + } else if (CPU == "pentium3") { + Builder.defineMacro("__tune_pentium2__"); + Builder.defineMacro("__tune_pentium3__"); + } + } + } else if (CPU == "pentium4" || CPU == "pentium4m") { + Builder.defineMacro("__pentium4"); + Builder.defineMacro("__pentium4__"); + Builder.defineMacro("__tune_pentium4__"); + } else if (CPU == "yonah" || CPU == "prescott" || CPU == "nocona") { + Builder.defineMacro("__nocona"); + Builder.defineMacro("__nocona__"); + Builder.defineMacro("__tune_nocona__"); + } else if (CPU == "core2" || CPU == "penryn") { + Builder.defineMacro("__core2"); + Builder.defineMacro("__core2__"); + Builder.defineMacro("__tune_core2__"); + } else if (CPU == "atom") { + Builder.defineMacro("__atom"); + Builder.defineMacro("__atom__"); + Builder.defineMacro("__tune_atom__"); + } else if (CPU == "corei7" || CPU == "corei7-avx" || CPU == "core-avx-i") { + Builder.defineMacro("__corei7"); + Builder.defineMacro("__corei7__"); + Builder.defineMacro("__tune_corei7__"); + } else if (CPU == "k6" || CPU == "k6-2" || CPU == "k6-3") { + Builder.defineMacro("__k6"); + Builder.defineMacro("__k6__"); + Builder.defineMacro("__tune_k6__"); + if (CPU == "k6-2") { + Builder.defineMacro("__k6_2__"); + Builder.defineMacro("__tune_k6_2__"); + } else if (CPU == "k6-3" || MMX3DNowLevel == AMD3DNow) { + Builder.defineMacro("__k6_3__"); + Builder.defineMacro("__tune_k6_3__"); + } + } else if (CPU == "athlon" || CPU == "athlon-tbird" || CPU == "athlon-4" || + CPU == "athlon-xp" || CPU == "athlon-mp") { + Builder.defineMacro("__athlon"); + Builder.defineMacro("__athlon__"); + Builder.defineMacro("__tune_athlon__"); + if (SSELevel != NoSSE) + Builder.defineMacro("__athlon_sse__"); + } else if (CPU == "k8" || CPU == "k8-sse3" || CPU == "x86-64" || + CPU == "opteron" || CPU == "opteron-sse3" || CPU == "athlon64" || + CPU == "athlon64-sse3" || CPU == "athlon-fx") { + Builder.defineMacro("__k8"); + Builder.defineMacro("__k8__"); + Builder.defineMacro("__tune_k8__"); + } else if (CPU == "geode") { + Builder.defineMacro("__geode"); + Builder.defineMacro("__geode__"); + Builder.defineMacro("__tune_geode__"); + } // Define __NO_MATH_INLINES on linux/x86 so that we don't get inline // functions in glibc header files that use FP Stack inline asm which the |