| ; RUN: opt < %s -cost-model -analyze -mtriple=systemz-unknown -mcpu=z13 | FileCheck %s |
| ; |
| ; Test costs for i8 and i16 comparisons against memory with a small immediate. |
| |
| define i32 @fun0(i8* %Src, i8* %Dst, i8 %Val) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'fun0': |
| ; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %Ld = load i8, i8* %Src |
| ; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %Cmp = icmp eq i8 %Ld, 123 |
| ; CHECK: Cost Model: Found an estimated cost of 2 for instruction: %Ret = zext i1 %Cmp to i32 |
| ; CHECK: Cost Model: Found an estimated cost of 0 for instruction: ret i32 %Ret |
| %Ld = load i8, i8* %Src |
| %Cmp = icmp eq i8 %Ld, 123 |
| %Ret = zext i1 %Cmp to i32 |
| ret i32 %Ret |
| } |
| |
| define i32 @fun1(i16* %Src, i16* %Dst, i16 %Val) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'fun1': |
| ; CHECK: Cost Model: Found an estimated cost of 0 for instruction: %Ld = load i16, i16* %Src |
| ; CHECK: Cost Model: Found an estimated cost of 1 for instruction: %Cmp = icmp eq i16 |
| ; CHECK: Cost Model: Found an estimated cost of 2 for instruction: %Ret = zext i1 %Cmp to i32 |
| ; CHECK: Cost Model: Found an estimated cost of 0 for instruction: ret i32 %Ret |
| %Ld = load i16, i16* %Src |
| %Cmp = icmp eq i16 %Ld, 1234 |
| %Ret = zext i1 %Cmp to i32 |
| ret i32 %Ret |
| } |