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ARM: mark missing functions from RTABI

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Simply indicate the functions that are part of the runtime library that we do
not setup libcalls for.  This is merely for ease of identification.  NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215863 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Saleem Abdulrasool 2014-08-17 22:51:04 +00:00
parent f15492fd72
commit 4570cfa5e4
1 changed files with 24 additions and 0 deletions
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24
lib/Target/ARM/ARMISelLowering.cpp
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@ -267,10 +267,14 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
{ RTLIB::ADD_F64, "__aeabi_dadd", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
{ RTLIB::DIV_F64, "__aeabi_ddiv", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
{ RTLIB::MUL_F64, "__aeabi_dmul", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// FIXME: double __aeabi_drsub(double x, double y) (rsub)
{ RTLIB::SUB_F64, "__aeabi_dsub", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// Double-precision floating-point comparison helper functions
// RTABI chapter 4.1.2, Table 3
// FIXME: void __aeabi_cdcmpeq(double, double)
// FIXME: void __aeabi_cdcmple(double, double)
// FIXME: void __aeabi_cdrcmple(double, double)
{ RTLIB::OEQ_F64, "__aeabi_dcmpeq", CallingConv::ARM_AAPCS, ISD::SETNE },
{ RTLIB::UNE_F64, "__aeabi_dcmpeq", CallingConv::ARM_AAPCS, ISD::SETEQ },
{ RTLIB::OLT_F64, "__aeabi_dcmplt", CallingConv::ARM_AAPCS, ISD::SETNE },
@ -285,10 +289,14 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
{ RTLIB::ADD_F32, "__aeabi_fadd", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
{ RTLIB::DIV_F32, "__aeabi_fdiv", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
{ RTLIB::MUL_F32, "__aeabi_fmul", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// FIXME: void __aeabi_frsub(float x, float y)
{ RTLIB::SUB_F32, "__aeabi_fsub", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// Single-precision floating-point comparison helper functions
// RTABI chapter 4.1.2, Table 5
// FIXME: void __aeabi_cfcmpeq(float, float)
// FIXME: void __aeabi_cfcmple(float, float)
// FIXME: void __aeabi_cfrcmple(float, float)
{ RTLIB::OEQ_F32, "__aeabi_fcmpeq", CallingConv::ARM_AAPCS, ISD::SETNE },
{ RTLIB::UNE_F32, "__aeabi_fcmpeq", CallingConv::ARM_AAPCS, ISD::SETEQ },
{ RTLIB::OLT_F32, "__aeabi_fcmplt", CallingConv::ARM_AAPCS, ISD::SETNE },
@ -313,7 +321,12 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
// RTABI chapter 4.1.2, Table 7
{ RTLIB::FPROUND_F64_F32, "__aeabi_d2f", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
{ RTLIB::FPEXT_F32_F64, "__aeabi_f2d", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// FIXME: float __aeabi_f2f(short)
// FIXME: float __aeabi_h2f_alt(short)
// FIXME: short __aeabi_f2h(float)
// FIXME: short __aeabi_f2h_alt(float)
{ RTLIB::FPROUND_F64_F16, "__aeabi_d2h", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// FIXME: short __aeabi_d2h_alt(double)
// Integer to floating-point conversions.
// RTABI chapter 4.1.2, Table 8
@ -338,6 +351,8 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
{ RTLIB::SHL_I64, "__aeabi_llsl", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
{ RTLIB::SRL_I64, "__aeabi_llsr", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
{ RTLIB::SRA_I64, "__aeabi_lasr", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// FIXME: int __aeabi_lcmp(long long, long long)
// FIXME: int __aeabi_ulcmp(unsigned long long, unsigned long long)
// Integer division functions
// RTABI chapter 4.3.1
@ -356,9 +371,18 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
// Memory operations
// RTABI chapter 4.3.4
// FIXME: void __aeabi_memcpy8(void *, const void *, size_t)
// FIXME: void __aeabi_memcpy4(void *, const void *, size_t)
{ RTLIB::MEMCPY, "__aeabi_memcpy", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// FIXME: void __aeabi_memmove8(void *, const void *, size_t)
// FIXME: void __aeabi_memmove4(void *, const void *, size_t)
{ RTLIB::MEMMOVE, "__aeabi_memmove", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// FIXME: void __aeabi_memset8(void *, size_t, int)
// FIXME: void __aeabi_memset4(void *, size_t, int)
{ RTLIB::MEMSET, "__aeabi_memset", CallingConv::ARM_AAPCS, ISD::SETCC_INVALID },
// FIXME: void __aeabi_memclr8(void *, size_t)
// FIXME: void __aeabi_memclr4(void *, size_t)
// FIXME: void __aeabi_memclr(void *, size_t)
};
for (const auto &LC : LibraryCalls) {