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20 lines
638 B
LLVM
20 lines
638 B
LLVM
; RUN: llc < %s -verify-machineinstrs -march=arm64 | FileCheck %s
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; Check if sqshl/uqshl with constant shift amout can be selected.
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define i64 @test_vqshld_s64_i(i64 %a) {
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; CHECK-LABEL: test_vqshld_s64_i:
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; CHECK: sqshl {{d[0-9]+}}, {{d[0-9]+}}, #36
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%1 = tail call i64 @llvm.aarch64.neon.sqshl.i64(i64 %a, i64 36)
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ret i64 %1
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}
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define i64 @test_vqshld_u64_i(i64 %a) {
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; CHECK-LABEL: test_vqshld_u64_i:
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; CHECK: uqshl {{d[0-9]+}}, {{d[0-9]+}}, #36
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%1 = tail call i64 @llvm.aarch64.neon.uqshl.i64(i64 %a, i64 36)
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ret i64 %1
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}
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declare i64 @llvm.aarch64.neon.uqshl.i64(i64, i64)
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declare i64 @llvm.aarch64.neon.sqshl.i64(i64, i64)
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