File: load-ptr-cmp-fold.ll

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llvm-toolchain-9 1%3A9.0.1-16.1
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; RUN: opt < %s -cost-model -analyze -mtriple=systemz-unknown -mcpu=z13 | FileCheck %s

; Test that the cost heuristic for a folded load works also for a pointer operand.
define void @fun0(i64* %lhs, i64** %rhs_ptr) {
  %rhs = load i64*, i64** %rhs_ptr
  %c = icmp eq i64* %lhs, %rhs
  ret void
; CHECK: Printing analysis 'Cost Model Analysis' for function 'fun0':
; CHECK: Cost Model: Found an estimated cost of 0 for instruction:   %rhs = load
; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %c = icmp
}