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gerrit-public.fairphone.software / fp2-dev / platform / external / llvm / ed18a3e6b25817136471a0fd1b09ff4edd936055 / . / test / CodeGen / Thumb2 / thumb2-cmp2.ll
blob: f6790deb1fc2e7df0a8b9143a15172fc35622d21 [file] [log] [blame]
Jakob Stoklund Olesened18a3e2012-05-17 23:44:19 +0000[diff] [blame^]1; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
Jakob Stoklund Olesen28e104b2011-05-04 19:02:07 +0000[diff] [blame]2
Jakob Stoklund Olesened18a3e2012-05-17 23:44:19 +0000[diff] [blame^]3; These tests would be improved by 'movs r0, #0' being rematerialized below the
4; test as 'mov.w r0, #0'.
David Goodwin2634e982009-06-26 18:10:30 +0000[diff] [blame]5
6define i1 @f1(i32 %a, i32 %b) {
Evan Cheng3a1f0f62009-08-10 23:56:04 +0000[diff] [blame]7; CHECK: f1:
Jakob Stoklund Olesened18a3e2012-05-17 23:44:19 +0000[diff] [blame^]8; CHECK: cmp {{.*}}, r1
David Goodwin2634e982009-06-26 18:10:30 +0000[diff] [blame]9 %tmp = icmp ne i32 %a, %b
10 ret i1 %tmp
11}
12
13define i1 @f2(i32 %a, i32 %b) {
Evan Cheng3a1f0f62009-08-10 23:56:04 +0000[diff] [blame]14; CHECK: f2:
Jakob Stoklund Olesened18a3e2012-05-17 23:44:19 +0000[diff] [blame^]15; CHECK: cmp {{.*}}, r1
David Goodwin2634e982009-06-26 18:10:30 +0000[diff] [blame]16 %tmp = icmp eq i32 %a, %b
17 ret i1 %tmp
18}
David Goodwin4ff863c2009-06-30 01:02:20 +0000[diff] [blame]19
20define i1 @f6(i32 %a, i32 %b) {
Evan Cheng3a1f0f62009-08-10 23:56:04 +0000[diff] [blame]21; CHECK: f6:
Jakob Stoklund Olesened18a3e2012-05-17 23:44:19 +0000[diff] [blame^]22; CHECK: cmp.w {{.*}}, r1, lsl #5
David Goodwin4ff863c2009-06-30 01:02:20 +0000[diff] [blame]23 %tmp = shl i32 %b, 5
24 %tmp1 = icmp eq i32 %tmp, %a
25 ret i1 %tmp1
26}
27
28define i1 @f7(i32 %a, i32 %b) {
Evan Cheng3a1f0f62009-08-10 23:56:04 +0000[diff] [blame]29; CHECK: f7:
Jakob Stoklund Olesened18a3e2012-05-17 23:44:19 +0000[diff] [blame^]30; CHECK: cmp.w {{.*}}, r1, lsr #6
David Goodwin4ff863c2009-06-30 01:02:20 +0000[diff] [blame]31 %tmp = lshr i32 %b, 6
32 %tmp1 = icmp ne i32 %tmp, %a
33 ret i1 %tmp1
34}
35
36define i1 @f8(i32 %a, i32 %b) {
Evan Cheng3a1f0f62009-08-10 23:56:04 +0000[diff] [blame]37; CHECK: f8:
Jakob Stoklund Olesened18a3e2012-05-17 23:44:19 +0000[diff] [blame^]38; CHECK: cmp.w {{.*}}, r1, asr #7
David Goodwin4ff863c2009-06-30 01:02:20 +0000[diff] [blame]39 %tmp = ashr i32 %b, 7
40 %tmp1 = icmp eq i32 %a, %tmp
41 ret i1 %tmp1
42}
43
44define i1 @f9(i32 %a, i32 %b) {
Evan Cheng3a1f0f62009-08-10 23:56:04 +0000[diff] [blame]45; CHECK: f9:
Jakob Stoklund Olesened18a3e2012-05-17 23:44:19 +0000[diff] [blame^]46; CHECK: cmp.w {{.*}}, {{.*}}, ror #8
David Goodwin4ff863c2009-06-30 01:02:20 +0000[diff] [blame]47 %l8 = shl i32 %a, 24
48 %r8 = lshr i32 %a, 8
49 %tmp = or i32 %l8, %r8
50 %tmp1 = icmp ne i32 %a, %tmp
51 ret i1 %tmp1
52}