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	Implement a good chunk of float instructions.
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					 1 changed files with 87 additions and 0 deletions
				
			
		|  | @ -322,35 +322,122 @@ int main() | |||
|                     std::println(f, "\tctx.r{}.s64 = ctx.r{}.s32;", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                     // TODO: fpu operations require denormal flushing checks
 | ||||
|                 case PPC_INST_FABS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = fabs(ctx.f{}.f64);", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FADD: | ||||
|                     std::println(f, "\tctx.f{}.f64 = ctx.f{}.f64 + ctx.f{}.f64;", insn.operands[0], insn.operands[1], insn.operands[2]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FADDS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = float(ctx.f{}.f64 + ctx.f{}.f64);", insn.operands[0], insn.operands[1], insn.operands[2]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FCFID: | ||||
|                     // TODO: rounding mode?
 | ||||
|                     std::println(f, "\tctx.f{}.f64 = ctx.f{}.s64;", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FCMPU: | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FCTID: | ||||
|                     // TODO: rounding mode?
 | ||||
|                     std::println(f, "\tctx.f{}.s64 = ctx.f{}.f64;", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FCTIDZ: | ||||
|                     std::println(f, "\tctx.f{}.s64 = ctx.f{}.f64;", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FCTIWZ: | ||||
|                     std::println(f, "\tctx.f{}.s32 = ctx.f{}.f64;", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FDIV: | ||||
|                     std::println(f, "\tctx.f{}.f64 = ctx.f{}.f64 / ctx.f{}.f64;", insn.operands[0], insn.operands[1], insn.operands[2]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FDIVS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = float(ctx.f{}.f64 / ctx.f{}.f64);", insn.operands[0], insn.operands[1], insn.operands[2]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FMADD: | ||||
|                     std::println(f, "\tctx.f{}.f64 = ctx.f{}.f64 * ctx.f{}.f64 + ctx.f{}.f64;", insn.operands[0], insn.operands[1], insn.operands[2], insn.operands[3]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FMADDS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = float(ctx.f{}.f64 * ctx.f{}.f64 + ctx.f{}.f64);", insn.operands[0], insn.operands[1], insn.operands[2], insn.operands[3]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FMR: | ||||
|                     std::println(f, "\tctx.f{}.f64 = ctx.f{}.f64;", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FMSUB: | ||||
|                     std::println(f, "\tctx.f{}.f64 = ctx.f{}.f64 * ctx.f{}.f64 - ctx.f{}.f64;", insn.operands[0], insn.operands[1], insn.operands[2], insn.operands[3]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FMSUBS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = float(ctx.f{}.f64 * ctx.f{}.f64 - ctx.f{}.f64);", insn.operands[0], insn.operands[1], insn.operands[2], insn.operands[3]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FMUL: | ||||
|                     std::println(f, "\tctx.f{}.f64 = ctx.f{}.f64 * ctx.f{}.f64;", insn.operands[0], insn.operands[1], insn.operands[2]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FMULS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = float(ctx.f{}.f64 * ctx.f{}.f64);", insn.operands[0], insn.operands[1], insn.operands[2]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FNABS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = -fabs(ctx.f{}.f64);", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FNEG: | ||||
|                     std::println(f, "\tctx.f{}.f64 = -ctx.f{}.f64;", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FNMADDS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = -float(ctx.f{}.f64 * ctx.f{}.f64 + ctx.f{}.f64);", insn.operands[0], insn.operands[1], insn.operands[2], insn.operands[3]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FNMSUB: | ||||
|                     std::println(f, "\tctx.f{}.f64 = -(ctx.f{}.f64 * ctx.f{}.f64 - ctx.f{}.f64);", insn.operands[0], insn.operands[1], insn.operands[2], insn.operands[3]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FNMSUBS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = -float(ctx.f{}.f64 * ctx.f{}.f64 - ctx.f{}.f64);", insn.operands[0], insn.operands[1], insn.operands[2], insn.operands[3]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FRES: | ||||
|                     std::println(f, "\tctx.f{}.f64 = 1.0 / ctx.f{}.f64;", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FRSP: | ||||
|                     std::println(f, "\tctx.f{}.f64 = float(ctx.f{}.f64);", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FSEL: | ||||
|                     std::println(f, "\tctx.f{}.f64 = ctx.f{}.f64 >= 0.0 ? ctx.f{}.f64 : ctx.f{}.f64;", insn.operands[0], insn.operands[1], insn.operands[2], insn.operands[3]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FSQRT: | ||||
|                     std::println(f, "\tctx.f{}.f64 = sqrt(ctx.f{}.f64);", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FSQRTS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = float(sqrt(ctx.f{}.f64));", insn.operands[0], insn.operands[1]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FSUB: | ||||
|                     std::println(f, "\tctx.f{}.f64 = ctx.f{}.f64 - ctx.f{}.f64;", insn.operands[0], insn.operands[1], insn.operands[2]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_FSUBS: | ||||
|                     std::println(f, "\tctx.f{}.f64 = float(ctx.f{}.f64 - ctx.f{}.f64);", insn.operands[0], insn.operands[1], insn.operands[2]); | ||||
|                     break; | ||||
| 
 | ||||
|                 case PPC_INST_LBZ: | ||||
|  |  | |||
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