mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-13 21:05:16 +00:00
User proper libcall names & condcodes while compiling for ARM EABI.
Patch by Evzen Muller! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114991 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov
parent
f375ebeed6
commit
4f922f2cca
@ -241,13 +241,157 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
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setLibcallName(RTLIB::SRL_I128, 0);
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setLibcallName(RTLIB::SRA_I128, 0);
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// Libcalls should use the AAPCS base standard ABI, even if hard float
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// is in effect, as per the ARM RTABI specification, section 4.1.2.
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if (Subtarget->isAAPCS_ABI()) {
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for (int i = 0; i < RTLIB::UNKNOWN_LIBCALL; ++i) {
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setLibcallCallingConv(static_cast<RTLIB::Libcall>(i),
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CallingConv::ARM_AAPCS);
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}
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// Double-precision floating-point arithmetic helper functions
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// RTABI chapter 4.1.2, Table 2
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setLibcallName(RTLIB::ADD_F64, "__aeabi_dadd");
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setLibcallName(RTLIB::DIV_F64, "__aeabi_ddiv");
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setLibcallName(RTLIB::MUL_F64, "__aeabi_dmul");
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setLibcallName(RTLIB::SUB_F64, "__aeabi_dsub");
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setLibcallCallingConv(RTLIB::ADD_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::DIV_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::MUL_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SUB_F64, CallingConv::ARM_AAPCS);
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// Double-precision floating-point comparison helper functions
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// RTABI chapter 4.1.2, Table 3
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setLibcallName(RTLIB::OEQ_F64, "__aeabi_dcmpeq");
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setCmpLibcallCC(RTLIB::OEQ_F64, ISD::SETNE);
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setLibcallName(RTLIB::UNE_F64, "__aeabi_dcmpeq");
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setCmpLibcallCC(RTLIB::UNE_F64, ISD::SETEQ);
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setLibcallName(RTLIB::OLT_F64, "__aeabi_dcmplt");
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setCmpLibcallCC(RTLIB::OLT_F64, ISD::SETNE);
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setLibcallName(RTLIB::OLE_F64, "__aeabi_dcmple");
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setCmpLibcallCC(RTLIB::OLE_F64, ISD::SETNE);
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setLibcallName(RTLIB::OGE_F64, "__aeabi_dcmpge");
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setCmpLibcallCC(RTLIB::OGE_F64, ISD::SETNE);
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setLibcallName(RTLIB::OGT_F64, "__aeabi_dcmpgt");
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setCmpLibcallCC(RTLIB::OGT_F64, ISD::SETNE);
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setLibcallName(RTLIB::UO_F64, "__aeabi_dcmpun");
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setCmpLibcallCC(RTLIB::UO_F64, ISD::SETNE);
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setLibcallName(RTLIB::O_F64, "__aeabi_dcmpun");
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setCmpLibcallCC(RTLIB::O_F64, ISD::SETEQ);
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setLibcallCallingConv(RTLIB::OEQ_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UNE_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::OLT_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::OLE_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::OGE_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::OGT_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UO_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::O_F64, CallingConv::ARM_AAPCS);
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// Single-precision floating-point arithmetic helper functions
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// RTABI chapter 4.1.2, Table 4
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setLibcallName(RTLIB::ADD_F32, "__aeabi_fadd");
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setLibcallName(RTLIB::DIV_F32, "__aeabi_fdiv");
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setLibcallName(RTLIB::MUL_F32, "__aeabi_fmul");
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setLibcallName(RTLIB::SUB_F32, "__aeabi_fsub");
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setLibcallCallingConv(RTLIB::ADD_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::DIV_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::MUL_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SUB_F32, CallingConv::ARM_AAPCS);
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// Single-precision floating-point comparison helper functions
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// RTABI chapter 4.1.2, Table 5
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setLibcallName(RTLIB::OEQ_F32, "__aeabi_fcmpeq");
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setCmpLibcallCC(RTLIB::OEQ_F32, ISD::SETNE);
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setLibcallName(RTLIB::UNE_F32, "__aeabi_fcmpeq");
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setCmpLibcallCC(RTLIB::UNE_F32, ISD::SETEQ);
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setLibcallName(RTLIB::OLT_F32, "__aeabi_fcmplt");
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setCmpLibcallCC(RTLIB::OLT_F32, ISD::SETNE);
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setLibcallName(RTLIB::OLE_F32, "__aeabi_fcmple");
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setCmpLibcallCC(RTLIB::OLE_F32, ISD::SETNE);
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setLibcallName(RTLIB::OGE_F32, "__aeabi_fcmpge");
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setCmpLibcallCC(RTLIB::OGE_F32, ISD::SETNE);
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setLibcallName(RTLIB::OGT_F32, "__aeabi_fcmpgt");
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setCmpLibcallCC(RTLIB::OGT_F32, ISD::SETNE);
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setLibcallName(RTLIB::UO_F32, "__aeabi_fcmpun");
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setCmpLibcallCC(RTLIB::UO_F32, ISD::SETNE);
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setLibcallName(RTLIB::O_F32, "__aeabi_fcmpun");
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setCmpLibcallCC(RTLIB::O_F32, ISD::SETEQ);
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setLibcallCallingConv(RTLIB::OEQ_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UNE_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::OLT_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::OLE_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::OGE_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::OGT_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UO_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::O_F32, CallingConv::ARM_AAPCS);
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// Floating-point to integer conversions.
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// RTABI chapter 4.1.2, Table 6
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setLibcallName(RTLIB::FPTOSINT_F64_I32, "__aeabi_d2iz");
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setLibcallName(RTLIB::FPTOUINT_F64_I32, "__aeabi_d2uiz");
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setLibcallName(RTLIB::FPTOSINT_F64_I64, "__aeabi_d2lz");
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setLibcallName(RTLIB::FPTOUINT_F64_I64, "__aeabi_d2ulz");
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setLibcallName(RTLIB::FPTOSINT_F32_I32, "__aeabi_f2iz");
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setLibcallName(RTLIB::FPTOUINT_F32_I32, "__aeabi_f2uiz");
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setLibcallName(RTLIB::FPTOSINT_F32_I64, "__aeabi_f2lz");
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setLibcallName(RTLIB::FPTOUINT_F32_I64, "__aeabi_f2ulz");
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setLibcallCallingConv(RTLIB::FPTOSINT_F64_I32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::FPTOUINT_F64_I32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::FPTOSINT_F64_I64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::FPTOUINT_F64_I64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::FPTOSINT_F32_I32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::FPTOUINT_F32_I32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::FPTOSINT_F32_I64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::FPTOUINT_F32_I64, CallingConv::ARM_AAPCS);
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// Conversions between floating types.
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// RTABI chapter 4.1.2, Table 7
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setLibcallName(RTLIB::FPROUND_F64_F32, "__aeabi_d2f");
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setLibcallName(RTLIB::FPEXT_F32_F64, "__aeabi_f2d");
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setLibcallCallingConv(RTLIB::FPROUND_F64_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::FPEXT_F32_F64, CallingConv::ARM_AAPCS);
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// Integer to floating-point conversions.
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// RTABI chapter 4.1.2, Table 8
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setLibcallName(RTLIB::SINTTOFP_I32_F64, "__aeabi_i2d");
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setLibcallName(RTLIB::UINTTOFP_I32_F64, "__aeabi_ui2d");
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setLibcallName(RTLIB::SINTTOFP_I64_F64, "__aeabi_l2d");
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setLibcallName(RTLIB::UINTTOFP_I64_F64, "__aeabi_ul2d");
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setLibcallName(RTLIB::SINTTOFP_I32_F32, "__aeabi_i2f");
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setLibcallName(RTLIB::UINTTOFP_I32_F32, "__aeabi_ui2f");
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setLibcallName(RTLIB::SINTTOFP_I64_F32, "__aeabi_l2f");
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setLibcallName(RTLIB::UINTTOFP_I64_F32, "__aeabi_ul2f");
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setLibcallCallingConv(RTLIB::SINTTOFP_I32_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UINTTOFP_I32_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SINTTOFP_I64_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UINTTOFP_I64_F64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SINTTOFP_I32_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UINTTOFP_I32_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SINTTOFP_I64_F32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UINTTOFP_I64_F32, CallingConv::ARM_AAPCS);
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// Long long helper functions
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// RTABI chapter 4.2, Table 9
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setLibcallName(RTLIB::MUL_I64, "__aeabi_lmul");
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setLibcallName(RTLIB::SDIV_I64, "__aeabi_ldivmod");
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setLibcallName(RTLIB::UDIV_I64, "__aeabi_uldivmod");
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setLibcallName(RTLIB::SHL_I64, "__aeabi_llsl");
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setLibcallName(RTLIB::SRL_I64, "__aeabi_llsr");
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setLibcallName(RTLIB::SRA_I64, "__aeabi_lasr");
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setLibcallCallingConv(RTLIB::MUL_I64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SDIV_I64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UDIV_I64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SHL_I64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SRL_I64, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SRA_I64, CallingConv::ARM_AAPCS);
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// Integer division functions
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// RTABI chapter 4.3.1
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setLibcallName(RTLIB::SDIV_I8, "__aeabi_idiv");
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setLibcallName(RTLIB::SDIV_I16, "__aeabi_idiv");
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setLibcallName(RTLIB::SDIV_I32, "__aeabi_idiv");
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setLibcallName(RTLIB::UDIV_I8, "__aeabi_uidiv");
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setLibcallName(RTLIB::UDIV_I16, "__aeabi_uidiv");
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setLibcallName(RTLIB::UDIV_I32, "__aeabi_uidiv");
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setLibcallCallingConv(RTLIB::SDIV_I8, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SDIV_I16, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::SDIV_I32, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UDIV_I8, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UDIV_I16, CallingConv::ARM_AAPCS);
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setLibcallCallingConv(RTLIB::UDIV_I32, CallingConv::ARM_AAPCS);
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}
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if (Subtarget->isThumb1Only())
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@ -5,7 +5,7 @@
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define void @foo(%0* noalias nocapture sret %agg.result, double %x.0, double %y.0) nounwind {
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; CHECK: foo:
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; CHECK: bl __adddf3
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; CHECK: bl __aeabi_dadd
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; CHECK-NOT: strd
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; CHECK: mov
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%x76 = fmul double %y.0, 0.000000e+00 ; <double> [#uses=1]
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