| ; Wrappers around the bit manipulation intrinsics, which use name mangling |
| ; for encoding the type in the name instead of plain "C" suffixes. |
| ; E.g., my_ctpop(unsigned long long) vs __builtin_popcountll(...) |
| ; Also, normalize the intrinsic to take a single parameter when there |
| ; can be two, as is the case for ctlz and cttz. |
| |
| declare i32 @llvm.ctlz.i32(i32, i1) |
| declare i64 @llvm.ctlz.i64(i64, i1) |
| |
| declare i32 @llvm.cttz.i32(i32, i1) |
| declare i64 @llvm.cttz.i64(i64, i1) |
| |
| declare i32 @llvm.ctpop.i32(i32) |
| declare i64 @llvm.ctpop.i64(i64) |
| |
| define i32 @_Z7my_ctlzj(i32 %a) { |
| %x = call i32 @llvm.ctlz.i32(i32 %a, i1 0) |
| ret i32 %x |
| } |
| |
| define i64 @_Z7my_ctlzy(i64 %a) { |
| %x = call i64 @llvm.ctlz.i64(i64 %a, i1 0) |
| ret i64 %x |
| } |
| |
| define i32 @_Z7my_cttzj(i32 %a) { |
| %x = call i32 @llvm.cttz.i32(i32 %a, i1 0) |
| ret i32 %x |
| } |
| |
| define i64 @_Z7my_cttzy(i64 %a) { |
| %x = call i64 @llvm.cttz.i64(i64 %a, i1 0) |
| ret i64 %x |
| } |
| |
| define i32 @_Z8my_ctpopj(i32 %a) { |
| %x = call i32 @llvm.ctpop.i32(i32 %a) |
| ret i32 %x |
| } |
| |
| define i64 @_Z8my_ctpopy(i64 %a) { |
| %x = call i64 @llvm.ctpop.i64(i64 %a) |
| ret i64 %x |
| } |
