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35 lines
1.3 KiB
LLVM
35 lines
1.3 KiB
LLVM
; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
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; CHECK: r{{[0-9]+}}:{{[0-9]+}} |= lsr(r{{[0-9]+}}:{{[0-9]+}}, #4)
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; CHECK: r{{[0-9]+}}:{{[0-9]+}} &= lsr(r{{[0-9]+}}:{{[0-9]+}}, #2)
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; CHECK: r{{[0-9]+}} += lsr(r{{[0-9]+}}, #4)
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define i32 @foo(i64 %a, i32 %b) nounwind {
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entry:
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%tmp0 = tail call i64 @llvm.ctlz.i64( i64 %a, i1 true )
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%tmp1 = tail call i64 @llvm.cttz.i64( i64 %a, i1 true )
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%tmp2 = tail call i32 @llvm.ctlz.i32( i32 %b, i1 true )
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%tmp3 = tail call i32 @llvm.cttz.i32( i32 %b, i1 true )
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%tmp4 = tail call i64 @llvm.ctpop.i64( i64 %a )
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%tmp5 = tail call i32 @llvm.ctpop.i32( i32 %b )
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%tmp6 = trunc i64 %tmp0 to i32
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%tmp7 = trunc i64 %tmp1 to i32
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%tmp8 = trunc i64 %tmp4 to i32
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%tmp9 = add i32 %tmp6, %tmp7
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%tmp10 = add i32 %tmp9, %tmp8
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%tmp11 = add i32 %tmp10, %tmp2
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%tmp12 = add i32 %tmp11, %tmp3
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%tmp13 = add i32 %tmp12, %tmp5
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ret i32 %tmp13
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}
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declare i64 @llvm.ctlz.i64(i64, i1) nounwind readnone
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declare i32 @llvm.ctlz.i32(i32, i1) nounwind readnone
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declare i64 @llvm.cttz.i64(i64, i1) nounwind readnone
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declare i32 @llvm.cttz.i32(i32, i1) nounwind readnone
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declare i64 @llvm.ctpop.i64(i64) nounwind readnone
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declare i32 @llvm.ctpop.i32(i32) nounwind readnone
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