xref: /llvm-project/llvm/test/CodeGen/PowerPC/structsinregs.ll (revision c65b4d64d4b09795fe237b62a4226121c5b13248)
1; RUN: llc -verify-machineinstrs -mcpu=ppc64 -O0 -frame-pointer=all -fast-isel=false < %s | FileCheck %s
2
3target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64"
4target triple = "powerpc64-unknown-linux-gnu"
5
6%struct.s1 = type { i8 }
7%struct.s2 = type { i16 }
8%struct.s4 = type { i32 }
9%struct.t1 = type { i8 }
10%struct.t3 = type <{ i16, i8 }>
11%struct.t5 = type <{ i32, i8 }>
12%struct.t6 = type <{ i32, i16 }>
13%struct.t7 = type <{ i32, i16, i8 }>
14%struct.s3 = type { i16, i8 }
15%struct.s5 = type { i32, i8 }
16%struct.s6 = type { i32, i16 }
17%struct.s7 = type { i32, i16, i8 }
18%struct.t2 = type <{ i16 }>
19%struct.t4 = type <{ i32 }>
20
21@caller1.p1 = private unnamed_addr constant %struct.s1 { i8 1 }, align 1
22@caller1.p2 = private unnamed_addr constant %struct.s2 { i16 2 }, align 2
23@caller1.p3 = private unnamed_addr constant { i16, i8, i8 } { i16 4, i8 8, i8 undef }, align 2
24@caller1.p4 = private unnamed_addr constant %struct.s4 { i32 16 }, align 4
25@caller1.p5 = private unnamed_addr constant { i32, i8, [3 x i8] } { i32 32, i8 64, [3 x i8] undef }, align 4
26@caller1.p6 = private unnamed_addr constant { i32, i16, [2 x i8] } { i32 128, i16 256, [2 x i8] undef }, align 4
27@caller1.p7 = private unnamed_addr constant { i32, i16, i8, i8 } { i32 512, i16 1024, i8 -3, i8 undef }, align 4
28@caller2.p1 = private unnamed_addr constant %struct.t1 { i8 1 }, align 1
29@caller2.p2 = private unnamed_addr constant { i16 } { i16 2 }, align 1
30@caller2.p3 = private unnamed_addr constant %struct.t3 <{ i16 4, i8 8 }>, align 1
31@caller2.p4 = private unnamed_addr constant { i32 } { i32 16 }, align 1
32@caller2.p5 = private unnamed_addr constant %struct.t5 <{ i32 32, i8 64 }>, align 1
33@caller2.p6 = private unnamed_addr constant %struct.t6 <{ i32 128, i16 256 }>, align 1
34@caller2.p7 = private unnamed_addr constant %struct.t7 <{ i32 512, i16 1024, i8 -3 }>, align 1
35
36define i32 @caller1() nounwind {
37entry:
38  %p1 = alloca %struct.s1
39  %p2 = alloca %struct.s2
40  %p3 = alloca %struct.s3
41  %p4 = alloca %struct.s4
42  %p5 = alloca %struct.s5
43  %p6 = alloca %struct.s6
44  %p7 = alloca %struct.s7
45  call void @llvm.memcpy.p0.p0.i64(ptr %p1, ptr @caller1.p1, i64 1, i1 false)
46  call void @llvm.memcpy.p0.p0.i64(ptr align 2 %p2, ptr align 2 @caller1.p2, i64 2, i1 false)
47  call void @llvm.memcpy.p0.p0.i64(ptr align 2 %p3, ptr align 2 @caller1.p3, i64 4, i1 false)
48  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %p4, ptr align 4 @caller1.p4, i64 4, i1 false)
49  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %p5, ptr align 4 @caller1.p5, i64 8, i1 false)
50  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %p6, ptr align 4 @caller1.p6, i64 8, i1 false)
51  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %p7, ptr align 4 @caller1.p7, i64 8, i1 false)
52  %call = call i32 @callee1(ptr byval(%struct.s1) %p1, ptr byval(%struct.s2) %p2, ptr byval(%struct.s3) %p3, ptr byval(%struct.s4) %p4, ptr byval(%struct.s5) %p5, ptr byval(%struct.s6) %p6, ptr byval(%struct.s7) %p7)
53  ret i32 %call
54
55; CHECK-LABEL: caller1
56; CHECK: ld 9, 112(31)
57; CHECK: ld 8, 120(31)
58; CHECK: ld 7, 128(31)
59; CHECK: lwz 6, 136(31)
60; CHECK: lwz 5, 144(31)
61; CHECK: lhz 4, 152(31)
62; CHECK: lbz 3, 160(31)
63}
64
65declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture, i64, i1) nounwind
66
67define internal i32 @callee1(ptr byval(%struct.s1) %v1, ptr byval(%struct.s2) %v2, ptr byval(%struct.s3) %v3, ptr byval(%struct.s4) %v4, ptr byval(%struct.s5) %v5, ptr byval(%struct.s6) %v6, ptr byval(%struct.s7) %v7) nounwind {
68entry:
69  %0 = load i8, ptr %v1, align 1
70  %conv = zext i8 %0 to i32
71  %1 = load i16, ptr %v2, align 2
72  %conv2 = sext i16 %1 to i32
73  %add = add nsw i32 %conv, %conv2
74  %2 = load i16, ptr %v3, align 2
75  %conv4 = sext i16 %2 to i32
76  %add5 = add nsw i32 %add, %conv4
77  %3 = load i32, ptr %v4, align 4
78  %add7 = add nsw i32 %add5, %3
79  %4 = load i32, ptr %v5, align 4
80  %add9 = add nsw i32 %add7, %4
81  %5 = load i32, ptr %v6, align 4
82  %add11 = add nsw i32 %add9, %5
83  %6 = load i32, ptr %v7, align 4
84  %add13 = add nsw i32 %add11, %6
85  ret i32 %add13
86
87; CHECK-LABEL: callee1
88; CHECK-DAG: std 9, 96(1)
89; CHECK-DAG: std 8, 88(1)
90; CHECK-DAG: std 7, 80(1)
91; CHECK-DAG: stw 6, 76(1)
92; CHECK-DAG: stw 5, 68(1)
93; CHECK-DAG: sth 4, 62(1)
94; CHECK-DAG: stb 3, 55(1)
95; CHECK-DAG: lha {{[0-9]+}}, 62(1)
96; CHECK-DAG: lha {{[0-9]+}}, 68(1)
97; CHECK-DAG: lbz {{[0-9]+}}, 55(1)
98; CHECK-DAG: lwz {{[0-9]+}}, 76(1)
99; CHECK-DAG: lwz {{[0-9]+}}, 80(1)
100; CHECK-DAG: lwz {{[0-9]+}}, 88(1)
101; CHECK-DAG: lwz {{[0-9]+}}, 96(1)
102}
103
104define i32 @caller2() nounwind {
105entry:
106  %p1 = alloca %struct.t1
107  %p2 = alloca %struct.t2
108  %p3 = alloca %struct.t3
109  %p4 = alloca %struct.t4
110  %p5 = alloca %struct.t5
111  %p6 = alloca %struct.t6
112  %p7 = alloca %struct.t7
113  call void @llvm.memcpy.p0.p0.i64(ptr %p1, ptr @caller2.p1, i64 1, i1 false)
114  call void @llvm.memcpy.p0.p0.i64(ptr %p2, ptr @caller2.p2, i64 2, i1 false)
115  call void @llvm.memcpy.p0.p0.i64(ptr %p3, ptr @caller2.p3, i64 3, i1 false)
116  call void @llvm.memcpy.p0.p0.i64(ptr %p4, ptr @caller2.p4, i64 4, i1 false)
117  call void @llvm.memcpy.p0.p0.i64(ptr %p5, ptr @caller2.p5, i64 5, i1 false)
118  call void @llvm.memcpy.p0.p0.i64(ptr %p6, ptr @caller2.p6, i64 6, i1 false)
119  call void @llvm.memcpy.p0.p0.i64(ptr %p7, ptr @caller2.p7, i64 7, i1 false)
120  %call = call i32 @callee2(ptr byval(%struct.t1) %p1, ptr byval(%struct.t2) %p2, ptr byval(%struct.t3) %p3, ptr byval(%struct.t4) %p4, ptr byval(%struct.t5) %p5, ptr byval(%struct.t6) %p6, ptr byval(%struct.t7) %p7)
121  ret i32 %call
122
123; CHECK-LABEL: caller2
124; CHECK: stb {{[0-9]+}}, 71(1)
125; CHECK: sth {{[0-9]+}}, 69(1)
126; CHECK: stb {{[0-9]+}}, 87(1)
127; CHECK: stw {{[0-9]+}}, 83(1)
128; CHECK: sth {{[0-9]+}}, 94(1)
129; CHECK: stw {{[0-9]+}}, 90(1)
130; CHECK: stw {{[0-9]+}}, 100(1)
131; CHECK: stw {{[0-9]+}}, 97(1)
132; CHECK: ld 9, 96(1)
133; CHECK: ld 8, 88(1)
134; CHECK: ld 7, 80(1)
135; CHECK: lwz 6, 136(31)
136; CHECK: ld 5, 64(1)
137; CHECK: lhz 4, 152(31)
138; CHECK: lbz 3, 160(31)
139}
140
141define internal i32 @callee2(ptr byval(%struct.t1) %v1, ptr byval(%struct.t2) %v2, ptr byval(%struct.t3) %v3, ptr byval(%struct.t4) %v4, ptr byval(%struct.t5) %v5, ptr byval(%struct.t6) %v6, ptr byval(%struct.t7) %v7) nounwind {
142entry:
143  %0 = load i8, ptr %v1, align 1
144  %conv = zext i8 %0 to i32
145  %1 = load i16, ptr %v2, align 1
146  %conv2 = sext i16 %1 to i32
147  %add = add nsw i32 %conv, %conv2
148  %2 = load i16, ptr %v3, align 1
149  %conv4 = sext i16 %2 to i32
150  %add5 = add nsw i32 %add, %conv4
151  %3 = load i32, ptr %v4, align 1
152  %add7 = add nsw i32 %add5, %3
153  %4 = load i32, ptr %v5, align 1
154  %add9 = add nsw i32 %add7, %4
155  %5 = load i32, ptr %v6, align 1
156  %add11 = add nsw i32 %add9, %5
157  %6 = load i32, ptr %v7, align 1
158  %add13 = add nsw i32 %add11, %6
159  ret i32 %add13
160
161; CHECK-LABEL: callee2
162; CHECK:     stb 9, 103(1)
163; CHECK:     rldicl 10, 9, 56, 8
164; CHECK:     sth 10, 101(1)
165; CHECK:     rldicl 9, 9, 40, 24
166; CHECK:     stw 9, 97(1)
167; CHECK:     sth 8, 94(1)
168; CHECK:     rldicl 8, 8, 48, 16
169; CHECK:     stw 8, 90(1)
170; CHECK:     stb 7, 87(1)
171; CHECK:     rldicl 7, 7, 56, 8
172; CHECK:     stw 7, 83(1)
173; CHECK:     stb 5, 71(1)
174; CHECK:     rldicl 5, 5, 56, 8
175; CHECK:     sth 5, 69(1)
176; CHECK:     stw 6, 76(1)
177; CHECK:     sth 4, 62(1)
178; CHECK:     stb 3, 55(1)
179; CHECK-DAG: lha {{[0-9]+}}, 62(1)
180; CHECK-DAG: lha {{[0-9]+}}, 69(1)
181; CHECK-DAG: lbz {{[0-9]+}}, 55(1)
182; CHECK-DAG: lwz {{[0-9]+}}, 76(1)
183; CHECK-DAG: lwz {{[0-9]+}}, 83(1)
184; CHECK-DAG: lwz {{[0-9]+}}, 90(1)
185; CHECK-DAG: lwz {{[0-9]+}}, 97(1)
186}
187