When using #pragma simd, the
When using #pragma simd, the programmer is asserting that there are no loop-carried dependencies and that the iterations can be evaluated in parallel. The compiler is not responsible for "prooving"...
View ArticleOk, that's a lot clearer.
Ok, that's a lot clearer. Thanks.I assume that if there are multiple vectorlength arguments, then we can depend on the MAX of the arguments? That is, for vectorlength(8,4), then there can be...
View ArticleQuote:Aldy Hernandez wrote:
Quote:Aldy Hernandez wrote: I assume that if there are multiple vectorlength arguments, then we can depend on the MAX of the arguments? That is, for vectorlength(8,4), then there can be dependencies...
View ArticleThe OpenMP 4.0 RC2 draft
The OpenMP 4.0 RC2 draft standard defines #pragma omp simd safelen(length)
View ArticleIn current Intel compilers,
In current Intel compilers, apparently #pragma omp simd safelen is implemented for targets -mavx and -mmic, but ignored for older architectures. I haven't seen a decision made in view of OpenMP 4.0 on...
View ArticleWhen using #pragma simd, the
When using #pragma simd, the programmer is asserting that there are no loop-carried dependencies and that the iterations can be evaluated in parallel. The compiler is not responsible for "prooving"...
View ArticleOk, that's a lot clearer.
Ok, that's a lot clearer. Thanks.I assume that if there are multiple vectorlength arguments, then we can depend on the MAX of the arguments? That is, for vectorlength(8,4), then there can be...
View ArticleQuote:Aldy Hernandez wrote:
Quote:Aldy Hernandez wrote:I assume that if there are multiple vectorlength arguments, then we can depend on the MAX of the arguments? That is, for vectorlength(8,4), then there can be dependencies on...
View ArticleThe OpenMP 4.0 RC2 draft
The OpenMP 4.0 RC2 draft standard defines #pragma omp simd safelen(length)
View ArticleIn current Intel compilers,
In current Intel compilers, apparently #pragma omp simd safelen is implemented for targets -mavx and -mmic, but ignored for older architectures. I haven't seen a decision made in view of OpenMP 4.0 on...
View Article