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A64: Implement FCVTNS (scalar)

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This commit is contained in:
MerryMage 2018-06-30 11:39:07 +01:00
parent 617ca0adf0
commit 7d36dbcdfd
2 changed files with 5 additions and 1 deletions
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2
src/frontend/A64/decoder/a64.inc
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@ -884,7 +884,7 @@ INST(FCVTZS_float_fix, "FCVTZS (scalar, fixed-point)", "z0011
INST(FCVTZU_float_fix, "FCVTZU (scalar, fixed-point)", "z0011110yy011001ppppppnnnnnddddd")
// Data Processing - FP and SIMD - Conversion between floating point and integer
//INST(FCVTNS_float, "FCVTNS (scalar)", "z0011110yy100000000000nnnnnddddd")
INST(FCVTNS_float, "FCVTNS (scalar)", "z0011110yy100000000000nnnnnddddd")
//INST(FCVTNU_float, "FCVTNU (scalar)", "z0011110yy100001000000nnnnnddddd")
INST(SCVTF_float_int, "SCVTF (scalar, integer)", "z0011110yy100010000000nnnnnddddd")
INST(UCVTF_float_int, "UCVTF (scalar, integer)", "z0011110yy100011000000nnnnnddddd")

4
src/frontend/A64/translate/impl/floating_point_conversion_integer.cpp
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@ -190,6 +190,10 @@ static bool FloaingPointConvertUnsignedInteger(TranslatorVisitor& v, bool sf, Im
return true;
}
bool TranslatorVisitor::FCVTNS_float(bool sf, Imm<2> type, Vec Vn, Reg Rd) {
return FloaingPointConvertSignedInteger(*this, sf, type, Vn, Rd, FP::RoundingMode::ToNearest_TieEven);
}
bool TranslatorVisitor::FCVTZS_float_int(bool sf, Imm<2> type, Vec Vn, Reg Rd) {
return FloaingPointConvertSignedInteger(*this, sf, type, Vn, Rd, FP::RoundingMode::TowardsZero);
}