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gerrit-public.fairphone.software / toolchain / llvm-project / e93c63d468d36e67cb15d183ecc6b8216c87c138 / . / llvm / test / Transforms / MergeICmps / pair-int32-int32.ll
blob: 7544b84d861308fb72af36ffcd36302ee1de73c0 [file] [log] [blame]
Clement Courbete2e8a5c2017-10-10 08:00:45 +0000[diff] [blame]1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -mergeicmps -S | FileCheck %s --check-prefix=NOEXPANSION
Clement Courbet65130e22017-09-01 10:56:34 +0000[diff] [blame]3
4%"struct.std::pair" = type { i32, i32 }
5
6define zeroext i1 @opeq1(
Clement Courbete2e8a5c2017-10-10 08:00:45 +0000[diff] [blame]7; NOEXPANSION-LABEL: @opeq1(
8; NOEXPANSION-NEXT: entry:
9; NOEXPANSION-NEXT: [[FIRST_I:%.*]] = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* [[A:%.*]], i64 0, i32 0
10; NOEXPANSION-NEXT: [[TMP0:%.*]] = load i32, i32* [[FIRST_I]], align 4
11; NOEXPANSION-NEXT: [[FIRST1_I:%.*]] = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* [[B:%.*]], i64 0, i32 0
12; NOEXPANSION-NEXT: [[TMP1:%.*]] = load i32, i32* [[FIRST1_I]], align 4
13; NOEXPANSION-NEXT: [[CMP_I:%.*]] = icmp eq i32 [[TMP0]], [[TMP1]]
14; NOEXPANSION-NEXT: br i1 [[CMP_I]], label [[LAND_RHS_I:%.*]], label [[OPEQ1_EXIT:%.*]]
15; NOEXPANSION: land.rhs.i:
16; NOEXPANSION-NEXT: [[SECOND_I:%.*]] = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* [[A]], i64 0, i32 1
17; NOEXPANSION-NEXT: [[TMP2:%.*]] = load i32, i32* [[SECOND_I]], align 4
18; NOEXPANSION-NEXT: [[SECOND2_I:%.*]] = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* [[B]], i64 0, i32 1
19; NOEXPANSION-NEXT: [[TMP3:%.*]] = load i32, i32* [[SECOND2_I]], align 4
20; NOEXPANSION-NEXT: [[CMP3_I:%.*]] = icmp eq i32 [[TMP2]], [[TMP3]]
21; NOEXPANSION-NEXT: br label [[OPEQ1_EXIT]]
22; NOEXPANSION: opeq1.exit:
23; NOEXPANSION-NEXT: [[TMP4:%.*]] = phi i1 [ false, [[ENTRY:%.*]] ], [ [[CMP3_I]], [[LAND_RHS_I]] ]
24; NOEXPANSION-NEXT: ret i1 [[TMP4]]
25;
26 %"struct.std::pair"* nocapture readonly dereferenceable(8) %a,
27 %"struct.std::pair"* nocapture readonly dereferenceable(8) %b) local_unnamed_addr #0 {
Clement Courbet65130e22017-09-01 10:56:34 +0000[diff] [blame]28entry:
29 %first.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 0
30 %0 = load i32, i32* %first.i, align 4
31 %first1.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 0
32 %1 = load i32, i32* %first1.i, align 4
33 %cmp.i = icmp eq i32 %0, %1
34 br i1 %cmp.i, label %land.rhs.i, label %opeq1.exit
35
36land.rhs.i:
37 %second.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 1
38 %2 = load i32, i32* %second.i, align 4
39 %second2.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 1
40 %3 = load i32, i32* %second2.i, align 4
41 %cmp3.i = icmp eq i32 %2, %3
42 br label %opeq1.exit
43
44opeq1.exit:
45 %4 = phi i1 [ false, %entry ], [ %cmp3.i, %land.rhs.i ]
46 ret i1 %4
Clement Courbet65130e22017-09-01 10:56:34 +0000[diff] [blame]47}
48
49; Same as above, but the two blocks are in inverse order.
50define zeroext i1 @opeq1_inverse(
Clement Courbete2e8a5c2017-10-10 08:00:45 +0000[diff] [blame]51; NOEXPANSION-LABEL: @opeq1_inverse(
52; NOEXPANSION-NEXT: entry:
53; NOEXPANSION-NEXT: [[FIRST_I:%.*]] = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* [[A:%.*]], i64 0, i32 1
54; NOEXPANSION-NEXT: [[TMP0:%.*]] = load i32, i32* [[FIRST_I]], align 4
55; NOEXPANSION-NEXT: [[FIRST1_I:%.*]] = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* [[B:%.*]], i64 0, i32 1
56; NOEXPANSION-NEXT: [[TMP1:%.*]] = load i32, i32* [[FIRST1_I]], align 4
57; NOEXPANSION-NEXT: [[CMP_I:%.*]] = icmp eq i32 [[TMP0]], [[TMP1]]
58; NOEXPANSION-NEXT: br i1 [[CMP_I]], label [[LAND_RHS_I:%.*]], label [[OPEQ1_EXIT:%.*]]
59; NOEXPANSION: land.rhs.i:
60; NOEXPANSION-NEXT: [[SECOND_I:%.*]] = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* [[A]], i64 0, i32 0
61; NOEXPANSION-NEXT: [[TMP2:%.*]] = load i32, i32* [[SECOND_I]], align 4
62; NOEXPANSION-NEXT: [[SECOND2_I:%.*]] = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* [[B]], i64 0, i32 0
63; NOEXPANSION-NEXT: [[TMP3:%.*]] = load i32, i32* [[SECOND2_I]], align 4
64; NOEXPANSION-NEXT: [[CMP3_I:%.*]] = icmp eq i32 [[TMP2]], [[TMP3]]
65; NOEXPANSION-NEXT: br label [[OPEQ1_EXIT]]
66; NOEXPANSION: opeq1.exit:
67; NOEXPANSION-NEXT: [[TMP4:%.*]] = phi i1 [ false, [[ENTRY:%.*]] ], [ [[CMP3_I]], [[LAND_RHS_I]] ]
68; NOEXPANSION-NEXT: ret i1 [[TMP4]]
69;
70 %"struct.std::pair"* nocapture readonly dereferenceable(8) %a,
71 %"struct.std::pair"* nocapture readonly dereferenceable(8) %b) local_unnamed_addr #0 {
Clement Courbet65130e22017-09-01 10:56:34 +0000[diff] [blame]72entry:
73 %first.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 1
74 %0 = load i32, i32* %first.i, align 4
75 %first1.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 1
76 %1 = load i32, i32* %first1.i, align 4
77 %cmp.i = icmp eq i32 %0, %1
78 br i1 %cmp.i, label %land.rhs.i, label %opeq1.exit
79
80land.rhs.i:
81 %second.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 0
82 %2 = load i32, i32* %second.i, align 4
83 %second2.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 0
84 %3 = load i32, i32* %second2.i, align 4
85 %cmp3.i = icmp eq i32 %2, %3
86 br label %opeq1.exit
87
88opeq1.exit:
89 %4 = phi i1 [ false, %entry ], [ %cmp3.i, %land.rhs.i ]
90 ret i1 %4
Clement Courbet65130e22017-09-01 10:56:34 +0000[diff] [blame]91}
92
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