| ; RUN: opt < %s -cost-model -analyze -mtriple=systemz-unknown -mcpu=z13 | FileCheck %s |
| ; |
| ; Test that load and test results in 0 cost for the compare. |
| |
| define i64 @fun0(i64* %Src, i64 %Arg) { |
| %Ld1 = load i64, i64* %Src |
| %Cmp = icmp eq i64 %Ld1, 0 |
| %S = select i1 %Cmp, i64 %Arg, i64 %Ld1 |
| ret i64 %S |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'fun0': |
| ; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %Ld1 = load i64, i64* %Src |
| ; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %Cmp = icmp eq i64 %Ld1, 0 |
| ; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %S = select |
| } |
| |
| define i32 @fun1(i32* %Src, i32 %Arg) { |
| %Ld1 = load i32, i32* %Src |
| %Cmp = icmp eq i32 %Ld1, 0 |
| %S = select i1 %Cmp, i32 %Arg, i32 %Ld1 |
| ret i32 %S |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'fun1': |
| ; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %Ld1 = load i32, i32* %Src |
| ; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %Cmp = icmp eq i32 %Ld1, 0 |
| ; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %S = select |
| } |