diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMISelLowering.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp index 3a4f788c848..a47d05ebe81 100644 --- a/llvm/lib/Target/ARM/ARMISelLowering.cpp +++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp @@ -388,6 +388,19 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM) setLibcallName(RTLIB::UDIVREM_I32, "__udivmodsi4"); } + // The half <-> float conversion functions are always soft-float, but are + // needed for some targets which use a hard-float calling convention by + // default. + if (Subtarget->isAAPCS_ABI()) { + setLibcallCallingConv(RTLIB::FPROUND_F32_F16, CallingConv::ARM_AAPCS); + setLibcallCallingConv(RTLIB::FPROUND_F64_F16, CallingConv::ARM_AAPCS); + setLibcallCallingConv(RTLIB::FPEXT_F16_F32, CallingConv::ARM_AAPCS); + } else { + setLibcallCallingConv(RTLIB::FPROUND_F32_F16, CallingConv::ARM_APCS); + setLibcallCallingConv(RTLIB::FPROUND_F64_F16, CallingConv::ARM_APCS); + setLibcallCallingConv(RTLIB::FPEXT_F16_F32, CallingConv::ARM_APCS); + } + if (Subtarget->isThumb1Only()) addRegisterClass(MVT::i32, &ARM::tGPRRegClass); else |
