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| author | Bernard Ogden <bogden@arm.com> | 2013-10-24 18:32:51 +0000 |
|---|---|---|
| committer | Bernard Ogden <bogden@arm.com> | 2013-10-24 18:32:51 +0000 |
| commit | da13af380af2827e3332c695a8dfb59625883433 (patch) | |
| tree | 5c40b58a6c428be39424703ff96ce681013d4010 /clang/lib/Basic/Targets.cpp | |
| parent | 58a05cff9739e54df183be0c08c9bfcc2e89077e (diff) | |
| download | bcm5719-llvm-da13af380af2827e3332c695a8dfb59625883433.tar.gz bcm5719-llvm-da13af380af2827e3332c695a8dfb59625883433.zip | |
Add driver support for FP, SIMD and crypto defaults.
Although we wire up a bit for v8fp for macro setting
purposes, we don't set a macro yet. Need to ask list
about that.
Change-Id: Ic9819593ce00882fbec72757ffccc6f0b18160a0
llvm-svn: 193367
Diffstat (limited to 'clang/lib/Basic/Targets.cpp')
| -rw-r--r-- | clang/lib/Basic/Targets.cpp | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp index 109c1b66357..429e699a37a 100644 --- a/clang/lib/Basic/Targets.cpp +++ b/clang/lib/Basic/Targets.cpp @@ -3598,7 +3598,8 @@ class ARMTargetInfo : public TargetInfo { VFP2FPU = (1 << 0), VFP3FPU = (1 << 1), VFP4FPU = (1 << 2), - NeonFPU = (1 << 3) + NeonFPU = (1 << 3), + FPARMV8 = (1 << 4) }; // Possible HWDiv features. @@ -3608,7 +3609,7 @@ class ARMTargetInfo : public TargetInfo { }; static bool FPUModeIsVFP(FPUMode Mode) { - return Mode & (VFP2FPU | VFP3FPU | VFP4FPU | NeonFPU); + return Mode & (VFP2FPU | VFP3FPU | VFP4FPU | NeonFPU | FPARMV8); } static const TargetInfo::GCCRegAlias GCCRegAliases[]; @@ -3622,7 +3623,7 @@ class ARMTargetInfo : public TargetInfo { FP_Neon } FPMath; - unsigned FPU : 4; + unsigned FPU : 5; unsigned IsAAPCS : 1; unsigned IsThumb : 1; @@ -3778,8 +3779,12 @@ public: Features["neon"] = true; Features["hwdiv"] = true; Features["hwdiv-arm"] = true; - } else if (CPU == "cortex-r5" || CPU == "cortex-a53"|| - CPU == "cortex-a57" || CPU == "cortex-m3" || + } else if (CPU == "cortex-a53" || CPU == "cortex-a57") { + Features["fp-armv8"] = true; + Features["neon"] = true; + Features["hwdiv"] = true; + Features["hwdiv-arm"] = true; + } else if (CPU == "cortex-r5" || CPU == "cortex-m3" || CPU == "cortex-m4" || // Enable the hwdiv extension for all v8a AArch32 cores by // default. @@ -3806,6 +3811,8 @@ public: FPU |= VFP3FPU; else if (Features[i] == "+vfp4") FPU |= VFP4FPU; + else if (Features[i] == "+fp-armv8") + FPU |= FPARMV8; else if (Features[i] == "+neon") FPU |= NeonFPU; else if (Features[i] == "+hwdiv") @@ -3960,7 +3967,7 @@ public: // the VFP define, hence the soft float and arch check. This is subtly // different from gcc, we follow the intent which was that it should be set // when Neon instructions are actually available. - if ((FPU & NeonFPU) && !SoftFloat && CPUArchVer == 7) + if ((FPU & NeonFPU) && !SoftFloat && CPUArchVer >= 7) Builder.defineMacro("__ARM_NEON__"); if (CPUArchVer == 8) |
