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Added explicit FPU ACC register (#143)

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This commit is contained in:
Jeffrey Shulkin
2026-07-03 09:03:59 -04:00
committed by GitHub
parent 8c8a97af65
commit db3d44fbde
3 changed files with 9 additions and 7 deletions
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ps2xRecomp/src/lib/code_generator.cpp
+7 -7
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@@ -1842,19 +1842,19 @@ namespace ps2recomp
case COP1_S_RSQRT:
return fmt::format("ctx->f[{}] = 1.0f / sqrtf(ctx->f[{}]);", fd, fs);
case COP1_S_ADDA:
return fmt::format("ctx->f[31] = FPU_ADD_S(ctx->f[{}], ctx->f[{}]);", fs, ft);
return fmt::format("FPU_SET_ACC(ctx, FPU_ADD_S(ctx->f[{}], ctx->f[{}]));", fs, ft);
case COP1_S_SUBA:
return fmt::format("ctx->f[31] = FPU_SUB_S(ctx->f[{}], ctx->f[{}]);", fs, ft);
return fmt::format("FPU_SET_ACC(ctx, FPU_SUB_S(ctx->f[{}], ctx->f[{}]));", fs, ft);
case COP1_S_MULA:
return fmt::format("ctx->f[31] = FPU_MUL_S(ctx->f[{}], ctx->f[{}]);", fs, ft);
return fmt::format("FPU_SET_ACC(ctx, FPU_MUL_S(ctx->f[{}], ctx->f[{}]));", fs, ft);
case COP1_S_MADD:
return fmt::format("ctx->f[{}] = FPU_ADD_S(ctx->f[31], FPU_MUL_S(ctx->f[{}], ctx->f[{}]));", fd, fs, ft);
return fmt::format("ctx->f[{}] = FPU_ADD_S(ctx->f_acc, FPU_MUL_S(ctx->f[{}], ctx->f[{}]));", fd, fs, ft);
case COP1_S_MSUB:
return fmt::format("ctx->f[{}] = FPU_SUB_S(ctx->f[31], FPU_MUL_S(ctx->f[{}], ctx->f[{}]));", fd, fs, ft);
return fmt::format("ctx->f[{}] = FPU_SUB_S(ctx->f_acc, FPU_MUL_S(ctx->f[{}], ctx->f[{}]));", fd, fs, ft);
case COP1_S_MADDA:
return fmt::format("ctx->f[31] = FPU_ADD_S(ctx->f[31], FPU_MUL_S(ctx->f[{}], ctx->f[{}]));", fs, ft);
return fmt::format("FPU_SET_ACC(ctx, FPU_ADD_S(ctx->f_acc, FPU_MUL_S(ctx->f[{}], ctx->f[{}])));", fs, ft);
case COP1_S_MSUBA:
return fmt::format("ctx->f[31] = FPU_SUB_S(ctx->f[31], FPU_MUL_S(ctx->f[{}], ctx->f[{}]));", fs, ft);
return fmt::format("FPU_SET_ACC(ctx, FPU_SUB_S(ctx->f_acc, FPU_MUL_S(ctx->f[{}], ctx->f[{}])));", fs, ft);
case COP1_S_MAX:
return fmt::format("ctx->f[{}] = std::max(ctx->f[{}], ctx->f[{}]);", fd, fs, ft);
case COP1_S_MIN: