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Implement remaining float comparisons in the op table (ordered/unordered and signaling/non-signaling still unimplemented) (#144)
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Tharo 2025-07-18 03:50:15 +01:00 • committed by GitHub
parent 7b8b3c1920
commit 6860826da3
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2 changed files with 41 additions and 25 deletions
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4
LiveRecomp/live_generator.cpp
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@ -774,6 +774,10 @@ void N64Recomp::LiveGenerator::process_binary_op(const BinaryOp& op, const Instr
case BinaryOpType::LessEqDouble:
do_float_compare_op(SLJIT_F_LESS_EQUAL, SLJIT_SET_F_LESS_EQUAL, true);
break;
case BinaryOpType::False:
// Load 0 into condition destination
sljit_emit_op1(compiler, SLJIT_MOV, dst, dstw, SLJIT_IMM, 0);
break;
// Loads
case BinaryOpType::LD:

58
src/operations.cpp
View file

@ -100,34 +100,46 @@ namespace N64Recomp {
{ InstrId::cpu_mul_d, { BinaryOpType::MulDouble, Operand::FdDouble, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true, true } },
{ InstrId::cpu_div_s, { BinaryOpType::DivFloat, Operand::Fd, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true, true } },
{ InstrId::cpu_div_d, { BinaryOpType::DivDouble, Operand::FdDouble, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true, true } },
// Float comparisons TODO remaining operations and investigate ordered/unordered and default values
{ InstrId::cpu_c_lt_s, { BinaryOpType::LessFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_nge_s, { BinaryOpType::LessFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_olt_s, { BinaryOpType::LessFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ult_s, { BinaryOpType::LessFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_lt_d, { BinaryOpType::LessDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_nge_d, { BinaryOpType::LessDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_olt_d, { BinaryOpType::LessDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ult_d, { BinaryOpType::LessDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_le_s, { BinaryOpType::LessEqFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ngt_s, { BinaryOpType::LessEqFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ole_s, { BinaryOpType::LessEqFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ule_s, { BinaryOpType::LessEqFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_le_d, { BinaryOpType::LessEqDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ngt_d, { BinaryOpType::LessEqDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ole_d, { BinaryOpType::LessEqDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ule_d, { BinaryOpType::LessEqDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
// Float comparisons TODO investigate ordered/unordered and default values
// Single Ordered
{ InstrId::cpu_c_f_s, { BinaryOpType::False, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_eq_s, { BinaryOpType::EqualFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ueq_s, { BinaryOpType::EqualFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ngl_s, { BinaryOpType::EqualFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_olt_s, { BinaryOpType::LessFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ole_s, { BinaryOpType::LessEqFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_sf_s, { BinaryOpType::False, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_seq_s, { BinaryOpType::EqualFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_lt_s, { BinaryOpType::LessFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_le_s, { BinaryOpType::LessEqFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
// Single Unordered
{ InstrId::cpu_c_un_s, { BinaryOpType::False, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ueq_s, { BinaryOpType::EqualFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ult_s, { BinaryOpType::LessFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ule_s, { BinaryOpType::LessEqFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ngle_s, { BinaryOpType::False, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ngl_s, { BinaryOpType::EqualFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_nge_s, { BinaryOpType::LessFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
{ InstrId::cpu_c_ngt_s, { BinaryOpType::LessEqFloat, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Fs, Operand::Ft }}, true } },
// Double Ordered
{ InstrId::cpu_c_f_d, { BinaryOpType::False, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_eq_d, { BinaryOpType::EqualDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ueq_d, { BinaryOpType::EqualDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ngl_d, { BinaryOpType::EqualDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_olt_d, { BinaryOpType::LessDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ole_d, { BinaryOpType::LessEqDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
/* TODO rename to c_sf_d when fixed in rabbitizer */
{ InstrId::cpu_c_df_d, { BinaryOpType::False, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
/* TODO rename to c_seq_d when fixed in rabbitizer */
{ InstrId::cpu_c_deq_d, { BinaryOpType::EqualDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_lt_d, { BinaryOpType::LessDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_le_d, { BinaryOpType::LessEqDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
// Double Unordered
{ InstrId::cpu_c_un_d, { BinaryOpType::False, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ueq_d, { BinaryOpType::EqualDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ult_d, { BinaryOpType::LessDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ule_d, { BinaryOpType::LessEqDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ngle_d, { BinaryOpType::False, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ngl_d, { BinaryOpType::EqualDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_nge_d, { BinaryOpType::LessDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
{ InstrId::cpu_c_ngt_d, { BinaryOpType::LessEqDouble, Operand::Cop1cs, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::FsDouble, Operand::FtDouble }}, true } },
// Loads
{ InstrId::cpu_ld, { BinaryOpType::LD, Operand::Rt, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Base, Operand::ImmS16 }}} },
{ InstrId::cpu_lw, { BinaryOpType::LW, Operand::Rt, {{ UnaryOpType::None, UnaryOpType::None }, { Operand::Base, Operand::ImmS16 }}} },