xref: /llvm-project/llvm/test/Analysis/CostModel/SystemZ/load-ptr-cmp-fold.ll (revision 68c50b111d74afb9489cf97770fa917d0a1c7f77)
1; RUN: opt < %s -passes="print<cost-model>" 2>&1 -disable-output -mtriple=systemz-unknown -mcpu=z13 | FileCheck %s
2
3; Test that the cost heuristic for a folded load works also for a pointer operand.
4define void @fun0(ptr %lhs, ptr %rhs_ptr) {
5  %rhs = load ptr, ptr %rhs_ptr
6  %c = icmp eq ptr %lhs, %rhs
7  ret void
8; CHECK: function 'fun0'
9; CHECK: Cost Model: Found an estimated cost of 0 for instruction:   %rhs = load
10; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %c = icmp
11}
12