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Implement frsqrte - Needs to be optimized but it should work for now

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CRACKbomber 2025-06-27 18:06:22 -04:00
parent c81d7f82a8
commit 0bf4d36532
1 changed files with 6 additions and 0 deletions
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6
XenonRecomp/recompiler.cpp
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@ -1020,6 +1020,12 @@ bool Recompiler::Recompile(
println("\t{}.f64 = {}.f64 >= 0.0 ? {}.f64 : {}.f64;", f(insn.operands[0]), f(insn.operands[1]), f(insn.operands[2]), f(insn.operands[3])); println("\t{}.f64 = {}.f64 >= 0.0 ? {}.f64 : {}.f64;", f(insn.operands[0]), f(insn.operands[1]), f(insn.operands[2]), f(insn.operands[3]));
break; break;
case PPC_INST_FRSQRTE:
// TODO(crack): I sure hope the c++ optimizer can optimize this. Fixme with some simd magic later
printSetFlushMode(false);
println("\t{}.f64 = double(1.0f / sqrtf(float({}.f64)));", f(insn.operands[0]), f(insn.operands[1]));
break;
case PPC_INST_FSQRT: case PPC_INST_FSQRT:
printSetFlushMode(false); printSetFlushMode(false);
println("\t{}.f64 = sqrt({}.f64);", f(insn.operands[0]), f(insn.operands[1])); println("\t{}.f64 = sqrt({}.f64);", f(insn.operands[0]), f(insn.operands[1]));