27 lines
1.1 KiB
LLVM
27 lines
1.1 KiB
LLVM
; RUN: llc -march=bpfel -mattr=+alu32 < %s | FileCheck %s
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; Source:
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; unsigned test(unsigned long x, unsigned long y) {
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; return x & y;
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; }
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; Compilation flag:
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; clang -target bpf -O2 -emit-llvm -S test.c
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; Function Attrs: norecurse nounwind readnone
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define dso_local i32 @test(i64 %x, i64 %y) local_unnamed_addr #0 {
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entry:
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%and = and i64 %y, %x
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%conv = trunc i64 %and to i32
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ret i32 %conv
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}
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; CHECK: r[[REG1:[0-9]+]] = r{{[0-9]+}}
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; CHECK: w[[REG1]] &= w{{[0-9]+}}
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attributes #0 = { norecurse nounwind readnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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!llvm.module.flags = !{!0}
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!llvm.ident = !{!1}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{!"clang version 11.0.0 (https://github.com/llvm/llvm-project.git b3ab5b2e7ffe9964ddf75a92fd7a444fe5aaa426)"}
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