[DXBC] Use div for vtx_fmt w0 instead of rcp
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@ -927,10 +927,10 @@ void DxbcShaderTranslator::CompleteVertexOrDomainShader() {
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.Select(kSysConst_Flags_Comp));
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// Check if the shader already returns W, not 1/W, and if it doesn't, turn 1/W
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// into W.
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// into W. Using div rather than relaxed-precision rcp for safety.
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DxbcOpAnd(temp_x_dest, flags_src, DxbcSrc::LU(kSysFlag_WNotReciprocal));
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DxbcOpIf(false, temp_x_src);
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DxbcOpRcp(DxbcDest::R(system_temp_position_, 0b1000),
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DxbcOpDiv(DxbcDest::R(system_temp_position_, 0b1000), DxbcSrc::LF(1.0f),
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DxbcSrc::R(system_temp_position_, DxbcSrc::kWWWW));
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DxbcOpEndIf();
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