xref: /aosp_15_r20/external/llvm/test/CodeGen/Hexagon/ctlz-cttz-ctpop.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: ct0({{r[0-9]*:[0-9]*}})
4*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: cl0({{r[0-9]*:[0-9]*}})
5*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: ct0({{r[0-9]*}})
6*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: cl0({{r[0-9]*}})
7*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: r{{[0-9]+}} += lsr(r{{[0-9]+}}, #4)
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerdefine i32 @foo(i64 %a, i32 %b) nounwind  {
10*9880d681SAndroid Build Coastguard Workerentry:
11*9880d681SAndroid Build Coastguard Worker        %tmp0 = tail call i64 @llvm.ctlz.i64( i64 %a, i1 true )
12*9880d681SAndroid Build Coastguard Worker        %tmp1 = tail call i64 @llvm.cttz.i64( i64 %a, i1 true )
13*9880d681SAndroid Build Coastguard Worker        %tmp2 = tail call i32 @llvm.ctlz.i32( i32 %b, i1 true )
14*9880d681SAndroid Build Coastguard Worker        %tmp3 = tail call i32 @llvm.cttz.i32( i32 %b, i1 true )
15*9880d681SAndroid Build Coastguard Worker        %tmp4 = tail call i64 @llvm.ctpop.i64( i64 %a )
16*9880d681SAndroid Build Coastguard Worker        %tmp5 = tail call i32 @llvm.ctpop.i32( i32 %b )
17*9880d681SAndroid Build Coastguard Worker
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Worker        %tmp6 = trunc i64 %tmp0 to i32
20*9880d681SAndroid Build Coastguard Worker        %tmp7 = trunc i64 %tmp1 to i32
21*9880d681SAndroid Build Coastguard Worker        %tmp8 = trunc i64 %tmp4 to i32
22*9880d681SAndroid Build Coastguard Worker        %tmp9 = add i32 %tmp6, %tmp7
23*9880d681SAndroid Build Coastguard Worker        %tmp10 = add i32 %tmp9, %tmp8
24*9880d681SAndroid Build Coastguard Worker        %tmp11 = add i32 %tmp10, %tmp2
25*9880d681SAndroid Build Coastguard Worker        %tmp12 = add i32 %tmp11, %tmp3
26*9880d681SAndroid Build Coastguard Worker        %tmp13 = add i32 %tmp12, %tmp5
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Worker        ret i32 %tmp13
29*9880d681SAndroid Build Coastguard Worker}
30*9880d681SAndroid Build Coastguard Worker
31*9880d681SAndroid Build Coastguard Workerdeclare i64 @llvm.ctlz.i64(i64, i1) nounwind readnone
32*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.ctlz.i32(i32, i1) nounwind readnone
33*9880d681SAndroid Build Coastguard Workerdeclare i64 @llvm.cttz.i64(i64, i1) nounwind readnone
34*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.cttz.i32(i32, i1) nounwind readnone
35*9880d681SAndroid Build Coastguard Workerdeclare i64 @llvm.ctpop.i64(i64) nounwind readnone
36*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.ctpop.i32(i32) nounwind readnone
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