diff options
| -rw-r--r-- | libclc/generic/include/clc/clc.h | 1 | ||||
| -rw-r--r-- | libclc/generic/include/clc/integer/hadd.h | 2 | ||||
| -rw-r--r-- | libclc/generic/include/clc/integer/hadd.inc | 1 | ||||
| -rw-r--r-- | libclc/generic/lib/SOURCES | 1 | ||||
| -rw-r--r-- | libclc/generic/lib/integer/hadd.cl | 4 | ||||
| -rw-r--r-- | libclc/generic/lib/integer/hadd.inc | 6 |
6 files changed, 15 insertions, 0 deletions
diff --git a/libclc/generic/include/clc/clc.h b/libclc/generic/include/clc/clc.h index b9062455c41..38f71dbdee0 100644 --- a/libclc/generic/include/clc/clc.h +++ b/libclc/generic/include/clc/clc.h @@ -65,6 +65,7 @@ #include <clc/integer/abs_diff.h> #include <clc/integer/add_sat.h> #include <clc/integer/clz.h> +#include <clc/integer/hadd.h> #include <clc/integer/mad24.h> #include <clc/integer/mul24.h> #include <clc/integer/rotate.h> diff --git a/libclc/generic/include/clc/integer/hadd.h b/libclc/generic/include/clc/integer/hadd.h new file mode 100644 index 00000000000..37304e26cc2 --- /dev/null +++ b/libclc/generic/include/clc/integer/hadd.h @@ -0,0 +1,2 @@ +#define __CLC_BODY <clc/integer/hadd.inc> +#include <clc/integer/gentype.inc> diff --git a/libclc/generic/include/clc/integer/hadd.inc b/libclc/generic/include/clc/integer/hadd.inc new file mode 100644 index 00000000000..f698989cef2 --- /dev/null +++ b/libclc/generic/include/clc/integer/hadd.inc @@ -0,0 +1 @@ +_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE hadd(__CLC_GENTYPE x, __CLC_GENTYPE y); diff --git a/libclc/generic/lib/SOURCES b/libclc/generic/lib/SOURCES index 9ac08bd9d24..e936fbc6d94 100644 --- a/libclc/generic/lib/SOURCES +++ b/libclc/generic/lib/SOURCES @@ -11,6 +11,7 @@ integer/add_sat_impl.ll integer/clz.cl integer/clz_if.ll integer/clz_impl.ll +integer/hadd.cl integer/mad24.cl integer/mul24.cl integer/rotate.cl diff --git a/libclc/generic/lib/integer/hadd.cl b/libclc/generic/lib/integer/hadd.cl new file mode 100644 index 00000000000..749026e5a8a --- /dev/null +++ b/libclc/generic/lib/integer/hadd.cl @@ -0,0 +1,4 @@ +#include <clc/clc.h> + +#define __CLC_BODY <hadd.inc> +#include <clc/integer/gentype.inc> diff --git a/libclc/generic/lib/integer/hadd.inc b/libclc/generic/lib/integer/hadd.inc new file mode 100644 index 00000000000..ea59d9bd7db --- /dev/null +++ b/libclc/generic/lib/integer/hadd.inc @@ -0,0 +1,6 @@ +//hadd = (x+y)>>1 +//This can be simplified to x>>1 + y>>1 + (1 if both x and y have the 1s bit set) +//This saves us having to do any checks for overflow in the addition sum +_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE hadd(__CLC_GENTYPE x, __CLC_GENTYPE y) { + return (x>>(__CLC_GENTYPE)1)+(y>>(__CLC_GENTYPE)1)+(x&y&(__CLC_GENTYPE)1); +} |
