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half_recip: Implement using 1/x

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Passes CTS on carrizo
v2: Use full precision implementation

Reviewer: Jeroen Ketema <j.ketema@xs4all.nl>
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 322896
This commit is contained in:
Jan Vesely 2018-01-18 21:11:58 +00:00
parent a1aba44ffa
commit 398108b91e
4 changed files with 21 additions and 0 deletions
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1
libclc/generic/include/clc/clc.h
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@ -77,6 +77,7 @@
#include <clc/math/half_log.h>
#include <clc/math/half_log10.h>
#include <clc/math/half_log2.h>
#include <clc/math/half_recip.h>
#include <clc/math/half_rsqrt.h>
#include <clc/math/half_sqrt.h>
#include <clc/math/hypot.h>

9
libclc/generic/include/clc/math/half_recip.h Normal file
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@ -0,0 +1,9 @@
#define __CLC_BODY <clc/math/unary_decl.inc>
#define __CLC_FUNCTION half_recip
#define __FLOAT_ONLY
#include <clc/math/gentype.inc>
#undef __FLOAT_ONLY
#undef __CLC_BODY
#undef __CLC_FUNCTION

1
libclc/generic/lib/SOURCES
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@ -111,6 +111,7 @@ math/half_exp2.cl
math/half_log.cl
math/half_log10.cl
math/half_log2.cl
math/half_recip.cl
math/half_rsqrt.cl
math/half_sqrt.cl
math/hypot.cl

10
libclc/generic/lib/math/half_recip.cl Normal file
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@ -0,0 +1,10 @@
#include <clc/clc.h>
#define recip(x) (1.0f/x)
#define __CLC_FUNC recip
#define __CLC_BODY <half_unary.inc>
#define __FLOAT_ONLY
#include <clc/math/gentype.inc>
#undef recip