1 files changed, 51 insertions, 0 deletions

diff --git a/arch/sparc/lib/hweight.S b/arch/sparc/lib/hweight.S
new file mode 100644
index 000000000000..95414e0a6808
--- /dev/null
+++ b/arch/sparc/lib/hweight.S
@@ -0,0 +1,51 @@
+#include <linux/linkage.h>
+
+        .text
+        .align  32
+ENTRY(__arch_hweight8)
+        ba,pt   %xcc, __sw_hweight8
+         nop
+        nop
+ENDPROC(__arch_hweight8)
+        .section        .popc_3insn_patch, "ax"
+        .word           __arch_hweight8
+        sllx            %o0, 64-8, %g1
+        retl
+         popc           %g1, %o0
+        .previous
+
+ENTRY(__arch_hweight16)
+        ba,pt   %xcc, __sw_hweight16
+         nop
+        nop
+ENDPROC(__arch_hweight16)
+        .section        .popc_3insn_patch, "ax"
+        .word           __arch_hweight16
+        sllx            %o0, 64-16, %g1
+        retl
+         popc           %g1, %o0
+        .previous
+
+ENTRY(__arch_hweight32)
+        ba,pt   %xcc, __sw_hweight32
+         nop
+        nop
+ENDPROC(__arch_hweight32)
+        .section        .popc_3insn_patch, "ax"
+        .word           __arch_hweight32
+        sllx            %o0, 64-32, %g1
+        retl
+         popc           %g1, %o0
+        .previous
+
+ENTRY(__arch_hweight64)
+        ba,pt   %xcc, __sw_hweight64
+         nop
+        nop
+ENDPROC(__arch_hweight64)
+        .section        .popc_3insn_patch, "ax"
+        .word           __arch_hweight64
+        retl
+         popc           %o0, %o0
+        nop
+        .previous