xref: /llvm-project/llvm/test/Analysis/CostModel/SystemZ/int-operands-extcost.ll (revision 68c50b111d74afb9489cf97770fa917d0a1c7f77)
14178e334SSimon Pilgrim; RUN: opt < %s -passes="print<cost-model>" 2>&1 -disable-output -mtriple=systemz-unknown -mcpu=z13 \
2b1d01488SJonas Paulsson; RUN:  | FileCheck %s
3b1d01488SJonas Paulsson;
4b1d01488SJonas Paulsson; Test that i8/i16 operands get extra costs for extensions to i32 only in
5b1d01488SJonas Paulsson; cases where this is needed.
6b1d01488SJonas Paulsson
7b1d01488SJonas Paulssondefine void @icmp() {
8*68c50b11SNikita Popov  %li8_0 = load i8, ptr undef
9*68c50b11SNikita Popov  %li8_1 = load i8, ptr undef
10b1d01488SJonas Paulsson  icmp slt i8 %li8_0, %li8_1
11b1d01488SJonas Paulsson
12b1d01488SJonas Paulsson  %a0 = add i8 %li8_0, 1
13b1d01488SJonas Paulsson  %a1 = add i8 %li8_1, 1
14b1d01488SJonas Paulsson  icmp slt i8 %a0, %a1
15b1d01488SJonas Paulsson
16b1d01488SJonas Paulsson  icmp slt i8 %a0, 123
17b1d01488SJonas Paulsson
18*68c50b11SNikita Popov  %li16_0 = load i16, ptr undef
19*68c50b11SNikita Popov  %li16_1 = load i16, ptr undef
20b1d01488SJonas Paulsson  icmp slt i16 %li16_0, %li16_1
21b1d01488SJonas Paulsson
22b1d01488SJonas Paulsson  %a2 = add i16 %li16_0, 1
23b1d01488SJonas Paulsson  %a3 = add i16 %li16_1, 1
24b1d01488SJonas Paulsson  icmp slt i16 %a2, %a3
25b1d01488SJonas Paulsson
26b1d01488SJonas Paulsson  icmp slt i16 %a2, 123
27b1d01488SJonas Paulsson
28b1d01488SJonas Paulsson  ret void;
2915ba588dSArthur Eubanks; CHECK: function 'icmp'
30*68c50b11SNikita Popov; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %li8_0 = load i8, ptr undef
31*68c50b11SNikita Popov; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %li8_1 = load i8, ptr undef
32b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %1 = icmp slt i8 %li8_0, %li8_1
33b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %a0 = add i8 %li8_0, 1
34b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %a1 = add i8 %li8_1, 1
35b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 3 for instruction:   %2 = icmp slt i8 %a0, %a1
36b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 2 for instruction:   %3 = icmp slt i8 %a0, 123
37*68c50b11SNikita Popov; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %li16_0 = load i16, ptr undef
38*68c50b11SNikita Popov; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %li16_1 = load i16, ptr undef
39b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %4 = icmp slt i16 %li16_0, %li16_1
40b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %a2 = add i16 %li16_0, 1
41b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   %a3 = add i16 %li16_1, 1
42b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 3 for instruction:   %5 = icmp slt i16 %a2, %a3
43b1d01488SJonas Paulsson; CHECK: Cost Model: Found an estimated cost of 2 for instruction:   %6 = icmp slt i16 %a2, 123
442596da31SSam Parker; CHECK: Cost Model: Found an estimated cost of 1 for instruction:   ret void
45b1d01488SJonas Paulsson}
46