xref: /llvm-project/llvm/test/Transforms/NewGVN/pr33367.ll (revision 229640343e400394b315c6798c7c19e8a9bd188c)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -aa-pipeline=basic-aa -passes=newgvn -S %s | FileCheck %s
3; Verify that we don't accidentally delete intrinsics that aren't SSA copies
4%DS_struct = type { [32 x ptr], i8, [32 x i16] }
5%MNR_struct = type { i64, i64, ptr }
6
7declare i64 @llvm.x86.bmi.bextr.64(i64, i64) #3
8
9define %MNR_struct @f000316011717_2(ptr %pDS, ptr %pCG) #2 {
10; CHECK-LABEL: @f000316011717_2(
11; CHECK-NEXT:  Entry:
12; CHECK-NEXT:    [[RESTART:%.*]] = alloca [[MNR_STRUCT:%.*]], align 8
13; CHECK-NEXT:    [[PCARRY:%.*]] = getelementptr [[DS_STRUCT:%.*]], ptr [[PDS:%.*]], i32 0, i32 1
14; CHECK-NEXT:    [[BASE:%.*]] = load ptr, ptr [[PDS]], align 8, !tbaa [[TBAA14:![0-9]+]]
15; CHECK-NEXT:    [[ABSADDR:%.*]] = getelementptr i64, ptr [[BASE]], i64 9
16; CHECK-NEXT:    [[EXTARGET:%.*]] = load i64, ptr [[ABSADDR]], align 8, !tbaa [[TBAA4:![0-9]+]]
17; CHECK-NEXT:    [[TEMPLATE:%.*]] = icmp eq i64 [[EXTARGET]], 8593987412
18; CHECK-NEXT:    br i1 [[TEMPLATE]], label %"BB3.000316011731#1", label [[BB2_000316011731_5:%.*]]
19; CHECK:       "BB3.000316011731#1":
20; CHECK-NEXT:    [[PBASE8:%.*]] = getelementptr [32 x ptr], ptr [[PDS]], i64 0, i64 29
21; CHECK-NEXT:    [[BASE9:%.*]] = load ptr, ptr [[PBASE8]], align 8, !tbaa [[TBAA14]]
22; CHECK-NEXT:    [[ABSADDR1:%.*]] = getelementptr i64, ptr [[BASE9]], i64 7
23; CHECK-NEXT:    [[RMEM:%.*]] = load i64, ptr [[ABSADDR1]], align 8, !tbaa [[TBAA4]]
24; CHECK-NEXT:    [[PWT:%.*]] = getelementptr [[DS_STRUCT]], ptr [[PDS]], i32 0, i32 2
25; CHECK-NEXT:    [[PWTE:%.*]] = getelementptr [32 x i16], ptr [[PWT]], i64 0, i64 8593987412
26; CHECK-NEXT:    [[SHIFTS:%.*]] = load i16, ptr [[PWTE]], align 2, !tbaa [[TBAA18:![0-9]+]], !invariant.load [[META20:![0-9]+]]
27; CHECK-NEXT:    [[SLOWJ:%.*]] = icmp eq i16 [[SHIFTS]], 0
28; CHECK-NEXT:    br i1 [[SLOWJ]], label [[BB2_000316011731_5]], label %"BB3.000316011731#1.1"
29; CHECK:       BB2.000316011731.5:
30; CHECK-NEXT:    [[EXTARGET1:%.*]] = and i64 [[EXTARGET]], 137438953471
31; CHECK-NEXT:    switch i64 [[EXTARGET1]], label [[EXIT:%.*]] [
32; CHECK-NEXT:    ]
33; CHECK:       "BB3.000316011731#1.1":
34; CHECK-NEXT:    [[SHIFTS1:%.*]] = zext i16 [[SHIFTS]] to i64
35; CHECK-NEXT:    [[VAL:%.*]] = call i64 @llvm.x86.bmi.bextr.64(i64 [[RMEM]], i64 [[SHIFTS1]])
36; CHECK-NEXT:    [[PREG:%.*]] = getelementptr [64 x i64], ptr [[PCG:%.*]], i64 0, i64 12
37; CHECK-NEXT:    store i64 [[VAL]], ptr [[PREG]], align 32, !tbaa [[TBAA10:![0-9]+]]
38; CHECK-NEXT:    [[PREG2:%.*]] = getelementptr [64 x i64], ptr [[PCG]], i64 0, i64 14
39; CHECK-NEXT:    [[REG:%.*]] = load i64, ptr [[PREG2]], align 16, !tbaa [[TBAA12:![0-9]+]]
40; CHECK-NEXT:    [[BASE2:%.*]] = load ptr, ptr [[PBASE8]], align 8, !tbaa [[TBAA14]]
41; CHECK-NEXT:    [[ABSADDR2:%.*]] = getelementptr i64, ptr [[BASE2]], i64 [[REG]]
42; CHECK-NEXT:    [[RMEM2:%.*]] = load i64, ptr [[ABSADDR2]], align 8, !tbaa [[TBAA1:![0-9]+]]
43; CHECK-NEXT:    [[PREG7:%.*]] = getelementptr [64 x i64], ptr [[PCG]], i64 0, i64 9
44; CHECK-NEXT:    store i64 [[RMEM2]], ptr [[PREG7]], align 8, !tbaa [[TBAA8:![0-9]+]]
45; CHECK-NEXT:    [[ADD2C279:%.*]] = add i64 [[RMEM2]], [[VAL]]
46; CHECK-NEXT:    [[CCHK:%.*]] = icmp sge i64 [[ADD2C279]], 0
47; CHECK-NEXT:    [[CFL:%.*]] = zext i1 [[CCHK]] to i8
48; CHECK-NEXT:    store i8 [[CFL]], ptr [[PCARRY]], align 1, !tbaa [[TBAA16:![0-9]+]]
49; CHECK-NEXT:    br label [[EXIT]]
50; CHECK:       Exit:
51; CHECK-NEXT:    [[RESTART378:%.*]] = load [[MNR_STRUCT]], ptr [[RESTART]], align 8
52; CHECK-NEXT:    ret [[MNR_STRUCT]] [[RESTART378]]
53;
54Entry:
55  %restart = alloca %MNR_struct
56  %pCarry = getelementptr %DS_struct, ptr %pDS, i32 0, i32 1
57  %base = load ptr, ptr %pDS, !tbaa !142
58  %absaddr = getelementptr  i64, ptr %base, i64 9
59  %extarget = load i64, ptr %absaddr, align 8, !tbaa !4
60  %template = icmp eq i64 %extarget, 8593987412
61  br i1 %template, label %"BB3.000316011731#1", label %BB2.000316011731.5
62
63"BB3.000316011731#1":
64  %pbase8 = getelementptr  [32 x ptr], ptr %pDS, i64 0, i64 29
65  %base9 = load ptr, ptr %pbase8, !tbaa !142
66  %absaddr1 = getelementptr  i64, ptr %base9, i64 7
67  %rmem = load i64, ptr %absaddr1, align 8, !tbaa !4
68  %pwt = getelementptr  %DS_struct, ptr %pDS, i32 0, i32 2
69  %pwte = getelementptr  [32 x i16], ptr %pwt, i64 0, i64 %extarget
70  %shifts = load i16, ptr %pwte, align 2, !tbaa !175, !invariant.load !181
71  %slowj = icmp eq i16 %shifts, 0
72  br i1 %slowj, label %BB2.000316011731.5, label %"BB3.000316011731#1.1"
73
74BB2.000316011731.5:
75  %extarget1 = and i64 %extarget, 137438953471
76  switch i64 %extarget1, label %Exit [
77  ]
78
79"BB3.000316011731#1.1":
80  %shifts1 = zext i16 %shifts to i64
81  %val = call i64 @llvm.x86.bmi.bextr.64(i64 %rmem, i64 %shifts1)
82  %preg = getelementptr  [64 x i64], ptr %pCG, i64 0, i64 12
83  store i64 %val, ptr %preg, align 32, !tbaa !32
84  %preg2 = getelementptr  [64 x i64], ptr %pCG, i64 0, i64 14
85  %reg = load i64, ptr %preg2, align 16, !tbaa !36
86  %pbase2 = getelementptr  [32 x ptr], ptr %pDS, i64 0, i64 29
87  %base2 = load ptr, ptr %pbase2, !tbaa !142
88  %absaddr2 = getelementptr  i64, ptr %base2, i64 %reg
89  %rmem2 = load i64, ptr %absaddr2, align 8, !tbaa !4
90  %preg7 = getelementptr  [64 x i64], ptr %pCG, i64 0, i64 9
91  store i64 %rmem2, ptr %preg7, align 8, !tbaa !26
92  %reg7 = load i64, ptr %preg7, align 8, !tbaa !26
93  %preg3 = getelementptr  [64 x i64], ptr %pCG, i64 0, i64 12
94  %reg4 = load i64, ptr %preg3, align 32, !tbaa !32
95  %add2c279 = add i64 %reg7, %reg4
96  %cchk = icmp sge i64 %add2c279, 0
97  %cfl = zext i1 %cchk to i8
98  store i8 %cfl, ptr %pCarry, align 1, !tbaa !156
99  br label %Exit
100
101Exit:
102  %restart378 = load %MNR_struct, ptr %restart
103  ret %MNR_struct %restart378
104}
105
106attributes #2 = { nounwind }
107attributes #3 = { nounwind readnone }
108
109!tbaa = !{!0, !1, !3, !4, !6, !26, !32, !36, !142, !156, !175}
110
111!0 = !{!"tbaa2200"}
112!1 = !{!2, !2, i64 0}
113!2 = !{!"data", !0}
114!3 = !{!"ctrl", !0}
115!4 = !{!5, !5, i64 0}
116!5 = !{!"mem", !2}
117!6 = !{!7, !7, i64 0}
118!7 = !{!"grs", !2}
119!26 = !{!27, !27, i64 0}
120!27 = !{!"X9", !7}
121!32 = !{!33, !33, i64 0}
122!33 = !{!"A0", !7}
123!36 = !{!37, !37, i64 0}
124!37 = !{!"A2", !7}
125!142 = !{!143, !143, i64 0}
126!143 = !{!"breg", !3}
127!156 = !{!157, !157, i64 0}
128!157 = !{!"carry", !3}
129!175 = !{!176, !176, i64 0, i32 1}
130!176 = !{!"const", !3}
131!181 = !{}
132