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| author | Erik Schnetter <schnetter@gmail.com> | 2013-07-02 22:34:42 -0400 |
|---|---|---|
| committer | Erik Schnetter <schnetter@gmail.com> | 2013-07-02 22:34:42 -0400 |
| commit | e4fbcb8815d919662b9c100e7e2aed1ab5599add (patch) | |
| tree | 4737af6bf9d00d67de0258b936a0a18cd7d1c64a /vec_sse_float4.h | |
| parent | 9545770072d5e3c4cc4fd2ad0bff37e8bb93d20f (diff) | |
| download | vecmathlib-e4fbcb8815d919662b9c100e7e2aed1ab5599add.zip vecmathlib-e4fbcb8815d919662b9c100e7e2aed1ab5599add.tar.gz | |
Correct isnan on x86; improve isnan on other architectures
Diffstat (limited to 'vec_sse_float4.h')
| -rw-r--r-- | vec_sse_float4.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/vec_sse_float4.h b/vec_sse_float4.h index 2163e09..366c7bb 100644 --- a/vec_sse_float4.h +++ b/vec_sse_float4.h @@ -550,7 +550,14 @@ namespace vecmathlib { intvec_t ilogb() const { return MF::vml_ilogb(*this); } boolvec_t isfinite() const { return MF::vml_isfinite(*this); } boolvec_t isinf() const { return MF::vml_isinf(*this); } - boolvec_t isnan() const { return _mm_cmpunord_ps(v, v);; } + boolvec_t isnan() const + { +#if defined VML_HAVE_NAN + return _mm_cmpunord_ps(v, v); +#else + return BV(false); +#endif + } boolvec_t isnormal() const { return MF::vml_isnormal(*this); } realvec ldexp(int_t n) const { return MF::vml_ldexp(*this, n); } realvec ldexp(intvec_t n) const { return MF::vml_ldexp(*this, n); } |
