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| author | Petr Hosek <phosek@chromium.org> | 2017-07-23 22:30:00 +0000 |
|---|---|---|
| committer | Petr Hosek <phosek@chromium.org> | 2017-07-23 22:30:00 +0000 |
| commit | 710479cede7766535e179071d04dfa56d722f2fd (patch) | |
| tree | bc30d48eb055b2be64b724cd6974bc3a986e8ebf | |
| parent | 4e61a7f833183f952f6be4ac71307c98177d77c2 (diff) | |
| download | bcm5719-llvm-710479cede7766535e179071d04dfa56d722f2fd.tar.gz bcm5719-llvm-710479cede7766535e179071d04dfa56d722f2fd.zip | |
[CodeGen][X86] Fuchsia supports sincos* libcalls and sin+cos->sincos optimization
Patch by Roland McGrath
Differential Revision: https://reviews.llvm.org/D35748
llvm-svn: 308854
| -rw-r--r-- | llvm/lib/CodeGen/TargetLoweringBase.cpp | 2 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86Subtarget.cpp | 9 | ||||
| -rw-r--r-- | llvm/test/CodeGen/X86/sincos-opt.ll | 2 |
3 files changed, 9 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/TargetLoweringBase.cpp b/llvm/lib/CodeGen/TargetLoweringBase.cpp index 8be9e192e5b..40a126a89fc 100644 --- a/llvm/lib/CodeGen/TargetLoweringBase.cpp +++ b/llvm/lib/CodeGen/TargetLoweringBase.cpp @@ -97,7 +97,7 @@ static void InitLibcallNames(const char **Names, const Triple &TT) { Names[RTLIB::FPROUND_F32_F16] = "__gnu_f2h_ieee"; } - if (TT.isGNUEnvironment()) { + if (TT.isGNUEnvironment() || TT.isOSFuchsia()) { Names[RTLIB::SINCOS_F32] = "sincosf"; Names[RTLIB::SINCOS_F64] = "sincos"; Names[RTLIB::SINCOS_F80] = "sincosl"; diff --git a/llvm/lib/Target/X86/X86Subtarget.cpp b/llvm/lib/Target/X86/X86Subtarget.cpp index 24845beac22..ea921cfac23 100644 --- a/llvm/lib/Target/X86/X86Subtarget.cpp +++ b/llvm/lib/Target/X86/X86Subtarget.cpp @@ -189,9 +189,12 @@ const char *X86Subtarget::getBZeroEntry() const { } bool X86Subtarget::hasSinCos() const { - return getTargetTriple().isMacOSX() && - !getTargetTriple().isMacOSXVersionLT(10, 9) && - is64Bit(); + if (getTargetTriple().isMacOSX()) { + return !getTargetTriple().isMacOSXVersionLT(10, 9) && is64Bit(); + } else if (getTargetTriple().isOSFuchsia()) { + return true; + } + return false; } /// Return true if the subtarget allows calls to immediate address. diff --git a/llvm/test/CodeGen/X86/sincos-opt.ll b/llvm/test/CodeGen/X86/sincos-opt.ll index e2fd63eab30..dfe6e784e38 100644 --- a/llvm/test/CodeGen/X86/sincos-opt.ll +++ b/llvm/test/CodeGen/X86/sincos-opt.ll @@ -3,6 +3,8 @@ ; RUN: llc < %s -mtriple=x86_64-pc-linux-gnu -mcpu=core2 | FileCheck %s --check-prefix=GNU_SINCOS ; RUN: llc < %s -mtriple=x86_64-pc-linux-gnu -mcpu=core2 -enable-unsafe-fp-math | FileCheck %s --check-prefix=GNU_SINCOS_FASTMATH ; RUN: llc < %s -mtriple=x86_64-pc-linux-gnux32 -mcpu=core2 -enable-unsafe-fp-math | FileCheck %s --check-prefix=GNU_SINCOS_FASTMATH +; RUN: llc < %s -mtriple=x86_64-fuchsia -mcpu=core2 | FileCheck %s --check-prefix=GNU_SINCOS +; RUN: llc < %s -mtriple=x86_64-fuchsia -mcpu=core2 -enable-unsafe-fp-math | FileCheck %s --check-prefix=GNU_SINCOS_FASTMATH ; Combine sin / cos into a single call unless they may write errno (as ; captured by readnone attrbiute, controlled by clang -fmath-errno |
