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1; REQUIRES: x86-registered-target2; RUN: llc -mtriple=x86_64-- -stop-after=peephole-opt -o - %s | FileCheck %s3 4define internal i32 @arc_compare(i1 %c) {5entry:6 %0 = load i64, ptr undef, align 87 br i1 %c, label %return, label %if.end8 9if.end: ; preds = %entry10; Chek a register copy has been sinked into the compare instruction.11; CHECK: %[[#REG:]]:gr64 = IMPLICIT_DEF 12; CHECK-NOT: %[[#]]:gr64 = MOV64rm %[[#REG]]13; CHECK: PSEUDO_PROBE 5116412291814990879, 3, 0, 014; CHECK: CMP64mi32 %[[#REG]], 115 call void @llvm.pseudoprobe(i64 5116412291814990879, i64 3, i32 0, i64 -1)16 %cmp4 = icmp slt i64 %0, 017 br i1 %cmp4, label %return, label %if.end618 19if.end6: ; preds = %if.end20 call void @llvm.pseudoprobe(i64 5116412291814990879, i64 5, i32 0, i64 -1)21 br label %return22 23return: ; preds = %if.end6, %if.end, %entry24 ret i32 undef25}26 27; Function Attrs: inaccessiblememonly nounwind willreturn28declare void @llvm.pseudoprobe(i64, i64, i32, i64) #029 30attributes #0 = { inaccessiblememonly nounwind willreturn }31