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HW shaders: Fix loops

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wheremyfoodat 2024-10-06 15:39:13 +03:00
parent e3252ec4ef
commit 872a6bacca
1 changed files with 7 additions and 3 deletions
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10
src/core/PICA/shader_decompiler.cpp
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@ -694,10 +694,10 @@ void ShaderDecompiler::compileInstruction(u32& pc, bool& finished) {
const u32 uniformIndex = getBits<22, 2>(instruction);
// loop counter = uniform.y
decompiledShader += fmt::format("addr_reg.z = int((uniform_int[{}] >> 16u) & 0xFFu);\n", uniformIndex);
decompiledShader += fmt::format("addr_reg.z = int((uniform_int[{}] >> 8u) & 0xFFu);\n", uniformIndex);
decompiledShader += fmt::format(
"for (uint loopCtr{} = 0u; loopCtr{} <= ((uniform_int[{}] >> 24) & 0xFFu); loopCtr{}++, addr_reg.z += int((uniform_int[{}] >> "
"8u) & 0xFFu)) {{\n",
"for (uint loopCtr{} = 0u; loopCtr{} <= ((uniform_int[{}] >> 0) & 0xFFu); loopCtr{}++, addr_reg.z += int((uniform_int[{}] >> "
"16u) & 0xFFu)) {{\n",
pc, pc, uniformIndex, pc, uniformIndex
);
@ -706,6 +706,10 @@ void ShaderDecompiler::compileInstruction(u32& pc, bool& finished) {
callFunction(*func);
decompiledShader += "}\n";
// Jump to the end of the loop. We don't want to compile the code inside the loop again.
// This will be incremented by 1 due to the pc++ at the end of this loop.
pc = dest;
if (func->exitMode == ExitMode::AlwaysEnd) {
finished = true;
return;