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Added missing libcalls for floating point to int conversions.

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llvm-svn: 73491
This commit is contained in:
Sanjiv Gupta 2009-06-16 16:17:35 +00:00
parent 705de594b2
commit 48be9f7588
1 changed files with 59 additions and 7 deletions
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66
lib/Target/PIC16/PIC16ISelLowering.cpp
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@ -31,42 +31,72 @@ static const char *getIntrinsicName(unsigned opcode) {
std::string Basename;
switch(opcode) {
default: assert (0 && "do not know intrinsic name");
// Arithmetic Right shift for integer types.
case PIC16ISD::SRA_I8: Basename = "sra.i8"; break;
case RTLIB::SRA_I16: Basename = "sra.i16"; break;
case RTLIB::SRA_I32: Basename = "sra.i32"; break;
// Left shift for integer types.
case PIC16ISD::SLL_I8: Basename = "sll.i8"; break;
case RTLIB::SHL_I16: Basename = "sll.i16"; break;
case RTLIB::SHL_I32: Basename = "sll.i32"; break;
// Logical Right Shift for integer types.
case PIC16ISD::SRL_I8: Basename = "srl.i8"; break;
case RTLIB::SRL_I16: Basename = "srl.i16"; break;
case RTLIB::SRL_I32: Basename = "srl.i32"; break;
// Multiply for integer types.
case PIC16ISD::MUL_I8: Basename = "mul.i8"; break;
case RTLIB::MUL_I16: Basename = "mul.i16"; break;
case RTLIB::MUL_I32: Basename = "mul.i32"; break;
// Signed division for integers.
case RTLIB::SDIV_I16: Basename = "sdiv.i16"; break;
case RTLIB::SDIV_I32: Basename = "sdiv.i32"; break;
// Unsigned division for integers.
case RTLIB::UDIV_I16: Basename = "udiv.i16"; break;
case RTLIB::UDIV_I32: Basename = "udiv.i32"; break;
// Signed Modulas for integers.
case RTLIB::SREM_I16: Basename = "srem.i16"; break;
case RTLIB::SREM_I32: Basename = "srem.i32"; break;
// Unsigned Modulas for integers.
case RTLIB::UREM_I16: Basename = "urem.i16"; break;
case RTLIB::UREM_I32: Basename = "urem.i32"; break;
case RTLIB::FPTOSINT_F32_I32:
Basename = "f32_to_si32"; break;
case RTLIB::SINTTOFP_I32_F32:
Basename = "si32_to_f32"; break;
//////////////////////
// LIBCALLS FOR FLOATS
//////////////////////
// Float to signed integrals
case RTLIB::FPTOSINT_F32_I8: Basename = "f32_to_si32"; break;
case RTLIB::FPTOSINT_F32_I16: Basename = "f32_to_si32"; break;
case RTLIB::FPTOSINT_F32_I32: Basename = "f32_to_si32"; break;
// Signed integrals to float. char and int are first sign extended to i32
// before being converted to float, so an I8_F32 or I16_F32 isn't required.
case RTLIB::SINTTOFP_I32_F32: Basename = "si32_to_f32"; break;
// Float to Unsigned conversions.
// Signed conversion can be used for unsigned conversion as well.
// In signed and unsigned versions only the interpretation of the
// MSB is different. Bit representation remains the same.
case RTLIB::FPTOUINT_F32_I8: Basename = "f32_to_si32"; break;
case RTLIB::FPTOUINT_F32_I16: Basename = "f32_to_si32"; break;
case RTLIB::FPTOUINT_F32_I32: Basename = "f32_to_si32"; break;
// Unsigned to Float conversions. char and int are first zero extended
// before being converted to float.
case RTLIB::UINTTOFP_I32_F32: Basename = "ui32_to_f32"; break;
// Floating point add, sub, mul, div.
case RTLIB::ADD_F32: Basename = "add.f32"; break;
case RTLIB::SUB_F32: Basename = "sub.f32"; break;
case RTLIB::MUL_F32: Basename = "mul.f32"; break;
case RTLIB::DIV_F32: Basename = "div.f32"; break;
}
std::string prefix = PAN::getTagName(PAN::PREFIX_SYMBOL);
@ -83,7 +113,7 @@ static const char *getIntrinsicName(unsigned opcode) {
// PIC16TargetLowering Constructor.
PIC16TargetLowering::PIC16TargetLowering(PIC16TargetMachine &TM)
: TargetLowering(TM), TmpSize(0) {
Subtarget = &TM.getSubtarget<PIC16Subtarget>();
addRegisterClass(MVT::i8, PIC16::GPRRegisterClass);
@ -114,6 +144,7 @@ PIC16TargetLowering::PIC16TargetLowering(PIC16TargetMachine &TM)
// Signed division lib call names
setLibcallName(RTLIB::SDIV_I16, getIntrinsicName(RTLIB::SDIV_I16));
setLibcallName(RTLIB::SDIV_I32, getIntrinsicName(RTLIB::SDIV_I32));
// Unsigned division lib call names
setLibcallName(RTLIB::UDIV_I16, getIntrinsicName(RTLIB::UDIV_I16));
setLibcallName(RTLIB::UDIV_I32, getIntrinsicName(RTLIB::UDIV_I32));
@ -121,15 +152,36 @@ PIC16TargetLowering::PIC16TargetLowering(PIC16TargetMachine &TM)
// Signed remainder lib call names
setLibcallName(RTLIB::SREM_I16, getIntrinsicName(RTLIB::SREM_I16));
setLibcallName(RTLIB::SREM_I32, getIntrinsicName(RTLIB::SREM_I32));
// Unsigned remainder lib call names
setLibcallName(RTLIB::UREM_I16, getIntrinsicName(RTLIB::UREM_I16));
setLibcallName(RTLIB::UREM_I32, getIntrinsicName(RTLIB::UREM_I32));
// Floating point operations
// Floating point to signed int conversions.
setLibcallName(RTLIB::FPTOSINT_F32_I8,
getIntrinsicName(RTLIB::FPTOSINT_F32_I8));
setLibcallName(RTLIB::FPTOSINT_F32_I16,
getIntrinsicName(RTLIB::FPTOSINT_F32_I16));
setLibcallName(RTLIB::FPTOSINT_F32_I32,
getIntrinsicName(RTLIB::FPTOSINT_F32_I32));
// Signed int to floats.
setLibcallName(RTLIB::SINTTOFP_I32_F32,
getIntrinsicName(RTLIB::SINTTOFP_I32_F32));
// Floating points to unsigned ints.
setLibcallName(RTLIB::FPTOUINT_F32_I8,
getIntrinsicName(RTLIB::FPTOUINT_F32_I8));
setLibcallName(RTLIB::FPTOUINT_F32_I16,
getIntrinsicName(RTLIB::FPTOUINT_F32_I16));
setLibcallName(RTLIB::FPTOUINT_F32_I32,
getIntrinsicName(RTLIB::FPTOUINT_F32_I32));
// Unsigned int to floats.
setLibcallName(RTLIB::UINTTOFP_I32_F32,
getIntrinsicName(RTLIB::UINTTOFP_I32_F32));
// Floating point add, sub, mul ,div.
setLibcallName(RTLIB::ADD_F32, getIntrinsicName(RTLIB::ADD_F32));
setLibcallName(RTLIB::SUB_F32, getIntrinsicName(RTLIB::SUB_F32));
setLibcallName(RTLIB::MUL_F32, getIntrinsicName(RTLIB::MUL_F32));