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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/sparc/lib/hweight.S |
Initial import
Diffstat (limited to 'arch/sparc/lib/hweight.S')
-rw-r--r-- | arch/sparc/lib/hweight.S | 51 |
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 000000000..95414e0a6 --- /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 |