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Diffstat (limited to 'test/CodeGen/Hexagon/fusedandshift.ll')
| -rw-r--r-- | test/CodeGen/Hexagon/fusedandshift.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/Hexagon/fusedandshift.ll b/test/CodeGen/Hexagon/fusedandshift.ll new file mode 100644 index 0000000..022b3c6 --- /dev/null +++ b/test/CodeGen/Hexagon/fusedandshift.ll @@ -0,0 +1,16 @@ +; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s +; Check that we generate fused logical and with shift instruction. + +; CHECK: r{{[0-9]+}} = and(#15, lsr(r{{[0-9]+}}, #{{[0-9]+}}) + +define i32 @main(i16* %a, i16* %b) nounwind { + entry: + %0 = load i16* %a, align 2 + %conv1 = sext i16 %0 to i32 + %shr1 = ashr i32 %conv1, 3 + %and1 = and i32 %shr1, 15 + %conv2 = trunc i32 %and1 to i16 + store i16 %conv2, i16* %b, align 2 + ret i32 0 +} + |