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Add accurate shader multiplication option

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wheremyfoodat 2024-07-16 22:14:01 +03:00
parent 61e2e71f68
commit 0ecdf00e64
10 changed files with 20 additions and 12 deletions
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4
include/PICA/dynapica/shader_rec_emitter_arm64.hpp
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@ -37,6 +37,8 @@ class ShaderEmitter : private oaknut::CodeBlock, public oaknut::CodeGenerator {
// Shows whether the loaded shader has any log2 and exp2 instructions
bool codeHasLog2 = false;
bool codeHasExp2 = false;
// Whether to compile this shader using accurate, safe, non-IEEE multiplication (slow) or faster but less accurate mul
bool useSafeMUL = false;
oaknut::Label log2Func, exp2Func;
oaknut::Label emitLog2Func();
@ -123,7 +125,7 @@ class ShaderEmitter : private oaknut::CodeBlock, public oaknut::CodeGenerator {
PrologueCallback prologueCb = nullptr;
// Initialize our emitter with "allocSize" bytes of memory allocated for the code buffer
ShaderEmitter() : oaknut::CodeBlock(allocSize), oaknut::CodeGenerator(oaknut::CodeBlock::ptr()) {}
ShaderEmitter(bool useSafeMUL) : oaknut::CodeBlock(allocSize), oaknut::CodeGenerator(oaknut::CodeBlock::ptr()), useSafeMUL(useSafeMUL) {}
// PC must be a valid entrypoint here. It doesn't have that much overhead in this case, so we use std::array<>::at() to assert it does
InstructionCallback getInstructionCallback(u32 pc) { return getLabelPointer<InstructionCallback>(instructionLabels.at(pc)); }