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-rw-r--r--libclc/generic/include/clc/clc.h1
-rw-r--r--libclc/generic/include/clc/integer/popcount.h6
-rw-r--r--libclc/generic/include/clc/integer/unary_intrin.inc20
3 files changed, 27 insertions, 0 deletions
diff --git a/libclc/generic/include/clc/clc.h b/libclc/generic/include/clc/clc.h
index 12005113161..a93c8ef3206 100644
--- a/libclc/generic/include/clc/clc.h
+++ b/libclc/generic/include/clc/clc.h
@@ -126,6 +126,7 @@
#include <clc/integer/mad_sat.h>
#include <clc/integer/mul24.h>
#include <clc/integer/mul_hi.h>
+#include <clc/integer/popcount.h>
#include <clc/integer/rhadd.h>
#include <clc/integer/rotate.h>
#include <clc/integer/sub_sat.h>
diff --git a/libclc/generic/include/clc/integer/popcount.h b/libclc/generic/include/clc/integer/popcount.h
new file mode 100644
index 00000000000..99e402171de
--- /dev/null
+++ b/libclc/generic/include/clc/integer/popcount.h
@@ -0,0 +1,6 @@
+#undef popcount
+#define popcount __clc_popcount
+
+#define __CLC_FUNCTION __clc_popcount
+#define __CLC_INTRINSIC "llvm.ctpop"
+#include <clc/integer/unary_intrin.inc>
diff --git a/libclc/generic/include/clc/integer/unary_intrin.inc b/libclc/generic/include/clc/integer/unary_intrin.inc
new file mode 100644
index 00000000000..ee9862a4c5b
--- /dev/null
+++ b/libclc/generic/include/clc/integer/unary_intrin.inc
@@ -0,0 +1,20 @@
+#define __CLC_INTRINSIC_DEF(SCALAR_TYPE, BIT_SIZE) \
+_CLC_OVERLOAD SCALAR_TYPE __CLC_FUNCTION(SCALAR_TYPE x) __asm(__CLC_INTRINSIC ".i" BIT_SIZE); \
+_CLC_OVERLOAD SCALAR_TYPE##2 __CLC_FUNCTION(SCALAR_TYPE##2 x) __asm(__CLC_INTRINSIC ".v2i" BIT_SIZE); \
+_CLC_OVERLOAD SCALAR_TYPE##3 __CLC_FUNCTION(SCALAR_TYPE##3 x) __asm(__CLC_INTRINSIC ".v3i" BIT_SIZE); \
+_CLC_OVERLOAD SCALAR_TYPE##4 __CLC_FUNCTION(SCALAR_TYPE##4 x) __asm(__CLC_INTRINSIC ".v4i" BIT_SIZE); \
+_CLC_OVERLOAD SCALAR_TYPE##8 __CLC_FUNCTION(SCALAR_TYPE##8 x) __asm(__CLC_INTRINSIC ".v8i" BIT_SIZE); \
+_CLC_OVERLOAD SCALAR_TYPE##16 __CLC_FUNCTION(SCALAR_TYPE##16 x) __asm(__CLC_INTRINSIC ".v16i" BIT_SIZE);
+
+__CLC_INTRINSIC_DEF(char, "8")
+__CLC_INTRINSIC_DEF(uchar, "8")
+__CLC_INTRINSIC_DEF(short, "16")
+__CLC_INTRINSIC_DEF(ushort, "16")
+__CLC_INTRINSIC_DEF(int, "32")
+__CLC_INTRINSIC_DEF(uint, "32")
+__CLC_INTRINSIC_DEF(long, "64")
+__CLC_INTRINSIC_DEF(ulong, "64")
+
+#undef __CLC_FUNCTION
+#undef __CLC_INTRINSIC
+#undef __CLC_INTRINSIC_DEF
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