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Unbreak the build (sorry, forgot a few includes), move FP classification to MathUtil, add some more unittests.
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3442 8ced0084-cf51-0410-be5f-012b33b47a6e
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8 changed files with 138 additions and 87 deletions
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@ -83,8 +83,29 @@ inline double FlushToZeroAsFloat(double d)
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return x.d;
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}
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} // namespace MathUtil
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enum PPCFpClass
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{
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PPC_FPCLASS_QNAN = 0x11,
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PPC_FPCLASS_NINF = 0x9,
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PPC_FPCLASS_NN = 0x8,
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PPC_FPCLASS_ND = 0x18,
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PPC_FPCLASS_NZ = 0x12,
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PPC_FPCLASS_PZ = 0x2,
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PPC_FPCLASS_PD = 0x14,
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PPC_FPCLASS_PN = 0x4,
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PPC_FPCLASS_PINF = 0x5,
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};
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// Uses PowerPC conventions for the return value, so it can be easily
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// used directly in CPU emulation.
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int ClassifyFP(double dvalue);
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// TODO: More efficient float version.
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inline int ClassifyFP(float fvalue) {
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ClassifyFP((double)fvalue);
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}
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} // namespace MathUtil
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inline float pow2f(float x) {return x * x;}
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inline double pow2(double x) {return x * x;}
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@ -103,7 +124,10 @@ void LoadDefaultSSEState();
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#define ROUND_UP(x, a) (((x) + (a) - 1) & ~((a) - 1))
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// ugly matrix implementation
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// Tiny matrix/vector library.
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// Used for things like Free-Look in the gfx plugin.
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class Matrix33
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{
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public:
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