xref: /llvm-project/llvm/test/CodeGen/NVPTX/packed-aggr.ll (revision b279f6b098d3849f7f1c1f539b108307d5f8ae2d)
1; RUN: not --crash llc < %s -mtriple=nvptx -mcpu=sm_20 -mattr=+ptx70 2>&1 | \
2; RUN:   FileCheck %s --check-prefix=ERROR
3
4; RUN: llc < %s -mtriple=nvptx -mcpu=sm_20 -mattr=+ptx71 | \
5; RUN:   FileCheck %s --check-prefixes=CHECK,CHECK32
6; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_20 -mattr=+ptx71 | \
7; RUN:   FileCheck %s --check-prefixes=CHECK,CHECK64
8; RUN: %if ptxas-11.1 && !ptxas-12.0%{ llc < %s -mtriple=nvptx -mcpu=sm_20 -mattr=+ptx71 | %ptxas-verify %}
9; RUN: %if ptxas-11.1 %{ llc < %s -mtriple=nvptx64 -mcpu=sm_20 -mattr=+ptx71 | %ptxas-verify %}
10
11;; Test that packed structs with symbol references are represented using the
12;; mask() operator.
13
14declare void @func()
15@p = addrspace(1) global i8 0
16; CHECK: .extern .func func
17; CHECK: .u8 p;
18
19%t1 = type <{ i16, ptr, i8, ptr, ptr, i32 }>
20@s1 = addrspace(1) global %t1 <{
21; ERROR: initialized packed aggregate with pointers 's1' requires at least PTX ISA version 7.1
22; CHECK32: .global .align 1 .u8 s1[19] = {
23; CHECK64: .global .align 1 .u8 s1[31] = {
24    i16 12,
25; CHECK-SAME:   12, 0,
26    ptr addrspacecast (ptr addrspace(1) @p to ptr),
27; CHECK-SAME:   0xFF(generic(p)), 0xFF00(generic(p)), 0xFF0000(generic(p)), 0xFF000000(generic(p)),
28; CHECK64-SAME: 0xFF00000000(generic(p)), 0xFF0000000000(generic(p)), 0xFF000000000000(generic(p)), 0xFF00000000000000(generic(p)),
29    i8 34,
30; CHECK-SAME:   34
31    ptr @func,
32; CHECK-SAME:   0xFF(func), 0xFF00(func), 0xFF0000(func), 0xFF000000(func),
33; CHECK64-SAME: 0xFF00000000(func), 0xFF0000000000(func), 0xFF000000000000(func), 0xFF00000000000000(func),
34    ptr addrspacecast (ptr addrspace(1) getelementptr (i8, ptr addrspace(1) @p, i32 3) to ptr),
35; CHECK-SAME:   0xFF(generic(p)+3), 0xFF00(generic(p)+3), 0xFF0000(generic(p)+3), 0xFF000000(generic(p)+3),
36; CHECK64-SAME: 0xFF00000000(generic(p)+3), 0xFF0000000000(generic(p)+3), 0xFF000000000000(generic(p)+3), 0xFF00000000000000(generic(p)+3),
37    i32 56 }>, align 1
38; CHECK-SAME:   56, 0, 0, 0};
39
40;; Test a case than an unaligned pointer is in a nested struct.
41
42%t2i = type <{ ptr }>
43%t2o = type { i8, %t2i, i32 }
44@s2 = addrspace(1) global %t2o {
45; CHECK32: .global .align 8 .u8 s2[12] = {
46; CHECK64: .global .align 8 .u8 s2[16] = {
47    i8 12,
48; CHECK-SAME:   12,
49    %t2i <{ ptr @func }>,
50; CHECK-SAME:   0xFF(func), 0xFF00(func), 0xFF0000(func), 0xFF000000(func),
51; CHECK64-SAME: 0xFF00000000(func), 0xFF0000000000(func), 0xFF000000000000(func), 0xFF00000000000000(func),
52    i32 34}
53; CHECK-SAME:   0, 0, 0,
54; CHECK-SAME:   34, 0, 0, 0};
55
56;; Test that a packed struct which size is not multiple of the pointer size
57;; is printed in bytes and uses the mask() operator for pointers even though
58;; the pointers are aligned.
59
60%t3 = type <{ ptr, i8 }>
61@s3 = addrspace(1) global %t3 <{
62; CHECK32: .global .align 1 .u8 s3[5] = {
63; CHECK64: .global .align 1 .u8 s3[9] = {
64    ptr @func,
65; CHECK-SAME:   0xFF(func), 0xFF00(func), 0xFF0000(func), 0xFF000000(func),
66; CHECK64-SAME: 0xFF00000000(func), 0xFF0000000000(func), 0xFF000000000000(func), 0xFF00000000000000(func),
67    i8 56 }>, align 1
68; CHECK-SAME:   56};
69
70;; Test that a packed struct with aligned pointers is printed in words.
71
72%t4 = type <{ ptr, i64 }>
73@s4 = addrspace(1) global %t4 <{
74; CHECK32: .global .align 1 .u32 s4[3] = {
75; CHECK64: .global .align 1 .u64 s4[2] = {
76    ptr @func,
77; CHECK-SAME:   func,
78    i64 15}>, align 1
79; CHECK32-SAME: 15, 0};
80; CHECK64-SAME: 15};
81
82;; Test that a packed struct with unaligned pointers inside an array is handled.
83
84%t5 = type <{ ptr, i16 }>
85@a5 = addrspace(1) global [2 x %t5] [%t5 <{ ptr @func, i16 5 }>, %t5 <{ ptr @func, i16 9 }> ]
86; CHECK32: .global .align 8 .u8 a5[12] = {
87; CHECK32-SAME: 0xFF(func), 0xFF00(func), 0xFF0000(func), 0xFF000000(func), 5, 0,
88; CHECK32-SAME: 0xFF(func), 0xFF00(func), 0xFF0000(func), 0xFF000000(func), 9, 0};
89; CHECK64: .global .align 8 .u8 a5[20] = {
90; CHECK64-SAME: 0xFF(func), 0xFF00(func), 0xFF0000(func), 0xFF000000(func),
91; CHECK64-SAME: 0xFF00000000(func), 0xFF0000000000(func), 0xFF000000000000(func), 0xFF00000000000000(func),
92; CHECK64-SAME: 5, 0,
93; CHECK64-SAME: 0xFF(func), 0xFF00(func), 0xFF0000(func), 0xFF000000(func),
94; CHECK64-SAME: 0xFF00000000(func), 0xFF0000000000(func), 0xFF000000000000(func), 0xFF00000000000000(func),
95; CHECK64-SAME: 9, 0};
96