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1; Test byteswaps between registers.2;3; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s4 5declare i32 @llvm.bswap.i32(i32 %a)6declare i64 @llvm.bswap.i64(i64 %a)7 8; Check 32-bit register-to-register byteswaps.9define i32 @f1(i32 %a) {10; CHECK-LABEL: f1:11; CHECK: lrvr [[REGISTER:%r[0-5]]], %r212; CHECK: br %r1413 %swapped = call i32 @llvm.bswap.i32(i32 %a)14 ret i32 %swapped15}16 17; Check 64-bit register-to-register byteswaps.18define i64 @f2(i64 %a) {19; CHECK-LABEL: f2:20; CHECK: lrvgr %r2, %r221; CHECK: br %r1422 %swapped = call i64 @llvm.bswap.i64(i64 %a)23 ret i64 %swapped24}25