1; RUN: llc -verify-machineinstrs -mtriple=ppc64-- -mattr=+popcntd < %s | FileCheck %s 2; RUN: llc -verify-machineinstrs -mtriple=ppc64-- -mattr=+slow-popcntd < %s | FileCheck %s --check-prefix=SLOWPC 3; RUN: llc -verify-machineinstrs -mtriple=ppc64-- -mcpu=pwr7 < %s | FileCheck %s 4 5define i64 @_cntb64(i64 %x) nounwind readnone { 6 %cnt = tail call i64 @llvm.ppc.popcntb(i64 %x) 7 ret i64 %cnt 8; CHECK-LABEL: @_cntb64 9; CHECK: popcntb 10; CHECK: blr 11} 12 13define i32 @_cntb32(i32 %x) nounwind readnone { 14 %y = zext i32 %x to i64 15 %cnt = tail call i64 @llvm.ppc.popcntb(i64 %y) 16 %res = trunc i64 %cnt to i32 17 ret i32 %res 18; CHECK-LABEL: @_cntb32 19; CHECK: popcntb 20; CHECK: blr 21} 22 23define i8 @cnt8(i8 %x) nounwind readnone { 24 %cnt = tail call i8 @llvm.ctpop.i8(i8 %x) 25 ret i8 %cnt 26; CHECK-LABEL: @cnt8 27; CHECK: clrldi 28; CHECK: popcntd 29; CHECK: blr 30 31; SLOWPC-LABEL: @cnt8 32; SLOWPC-NOT: popcnt 33} 34 35define i16 @cnt16(i16 %x) nounwind readnone { 36 %cnt = tail call i16 @llvm.ctpop.i16(i16 %x) 37 ret i16 %cnt 38; CHECK-LABEL: @cnt16 39; CHECK: clrldi 40; CHECK: popcntd 41; CHECK: blr 42 43; SLOWPC-LABEL: @cnt16 44; SLOWPC-NOT: popcnt 45} 46 47define i32 @cnt32(i32 %x) nounwind readnone { 48 %cnt = tail call i32 @llvm.ctpop.i32(i32 %x) 49 ret i32 %cnt 50; CHECK-LABEL: @cnt32 51; CHECK: popcntw 52; CHECK: blr 53 54; SLOWPC-LABEL: @cnt32 55; SLOWPC-NOT: popcnt 56} 57 58define i64 @cnt64(i64 %x) nounwind readnone { 59 %cnt = tail call i64 @llvm.ctpop.i64(i64 %x) 60 ret i64 %cnt 61; CHECK-LABEL: @cnt64 62; CHECK: popcntd 63; CHECK: blr 64 65; SLOWPC-LABEL: @cnt64 66; SLOWPC-NOT: popcnt 67} 68 69declare i8 @llvm.ctpop.i8(i8) nounwind readnone 70declare i16 @llvm.ctpop.i16(i16) nounwind readnone 71declare i32 @llvm.ctpop.i32(i32) nounwind readnone 72declare i64 @llvm.ctpop.i64(i64) nounwind readnone 73declare i64 @llvm.ppc.popcntb(i64) nounwind readnone 74