xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/popcnt.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=x86-64 -mattr=+popcnt < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine i8 @cnt8(i8 %x) nounwind readnone {
4*9880d681SAndroid Build Coastguard Worker  %cnt = tail call i8 @llvm.ctpop.i8(i8 %x)
5*9880d681SAndroid Build Coastguard Worker  ret i8 %cnt
6*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: cnt8:
7*9880d681SAndroid Build Coastguard Worker; CHECK: popcntw
8*9880d681SAndroid Build Coastguard Worker; CHECK: ret
9*9880d681SAndroid Build Coastguard Worker}
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Workerdefine i16 @cnt16(i16 %x) nounwind readnone {
12*9880d681SAndroid Build Coastguard Worker  %cnt = tail call i16 @llvm.ctpop.i16(i16 %x)
13*9880d681SAndroid Build Coastguard Worker  ret i16 %cnt
14*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: cnt16:
15*9880d681SAndroid Build Coastguard Worker; CHECK: popcntw
16*9880d681SAndroid Build Coastguard Worker; CHECK: ret
17*9880d681SAndroid Build Coastguard Worker}
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerdefine i32 @cnt32(i32 %x) nounwind readnone {
20*9880d681SAndroid Build Coastguard Worker  %cnt = tail call i32 @llvm.ctpop.i32(i32 %x)
21*9880d681SAndroid Build Coastguard Worker  ret i32 %cnt
22*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: cnt32:
23*9880d681SAndroid Build Coastguard Worker; CHECK: popcntl
24*9880d681SAndroid Build Coastguard Worker; CHECK: ret
25*9880d681SAndroid Build Coastguard Worker}
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Workerdefine i64 @cnt64(i64 %x) nounwind readnone {
28*9880d681SAndroid Build Coastguard Worker  %cnt = tail call i64 @llvm.ctpop.i64(i64 %x)
29*9880d681SAndroid Build Coastguard Worker  ret i64 %cnt
30*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: cnt64:
31*9880d681SAndroid Build Coastguard Worker; CHECK: popcntq
32*9880d681SAndroid Build Coastguard Worker; CHECK: ret
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Workerdeclare i8 @llvm.ctpop.i8(i8) nounwind readnone
36*9880d681SAndroid Build Coastguard Workerdeclare i16 @llvm.ctpop.i16(i16) nounwind readnone
37*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.ctpop.i32(i32) nounwind readnone
38*9880d681SAndroid Build Coastguard Workerdeclare i64 @llvm.ctpop.i64(i64) nounwind readnone
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