xref: /llvm-project/llvm/test/CodeGen/AMDGPU/printf-existing-format-strings.ll (revision 68d46567228549c4cbd7fee517dcc602533b35a3)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals
2; RUN: opt -mtriple=amdgcn-- -passes=amdgpu-printf-runtime-binding -S < %s | FileCheck --check-prefix=GCN %s
3
4; Make sure the correct index is used for newly added entries to
5; llvm.printf.fmts if one already exists in the module.
6
7@format.str.one.int = private unnamed_addr addrspace(4) constant [8 x i8] c"arst %d\00", align 1
8
9; Inserted IDs should start at 2
10;.
11; GCN: @[[FORMAT_STR_ONE_INT:[a-zA-Z0-9_$"\\.-]+]] = private unnamed_addr addrspace(4) constant [8 x i8] c"arst %d\00", align 1
12;.
13define void @call_printf(i32 %n, i32 %m) {
14; GCN-LABEL: @call_printf(
15; GCN-NEXT:    [[PRINTF_ALLOC_FN:%.*]] = call ptr addrspace(1) @__printf_alloc(i32 8)
16; GCN-NEXT:    br label [[DOTSPLIT:%.*]]
17; GCN:       .split:
18; GCN-NEXT:    [[TMP1:%.*]] = icmp ne ptr addrspace(1) [[PRINTF_ALLOC_FN]], null
19; GCN-NEXT:    br i1 [[TMP1]], label [[TMP2:%.*]], label [[TMP3:%.*]]
20; GCN:       2:
21; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
22; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
23; GCN-NEXT:    store i32 3, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
24; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
25; GCN-NEXT:    store i32 [[N:%.*]], ptr addrspace(1) [[PRINTBUFFGEP]], align 4
26; GCN-NEXT:    br label [[TMP3]]
27; GCN:       3:
28; GCN-NEXT:    [[PRINTF_ALLOC_FN1:%.*]] = call ptr addrspace(1) @__printf_alloc(i32 8)
29; GCN-NEXT:    br label [[DOTSPLIT2:%.*]]
30; GCN:       .split2:
31; GCN-NEXT:    [[TMP4:%.*]] = icmp ne ptr addrspace(1) [[PRINTF_ALLOC_FN1]], null
32; GCN-NEXT:    br i1 [[TMP4]], label [[TMP5:%.*]], label [[TMP6:%.*]]
33; GCN:       5:
34; GCN-NEXT:    [[PRINTBUFFID3:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN1]], i32 0
35; GCN-NEXT:    [[PRINTBUFFIDCAST4:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID3]] to ptr addrspace(1)
36; GCN-NEXT:    store i32 4, ptr addrspace(1) [[PRINTBUFFIDCAST4]], align 4
37; GCN-NEXT:    [[PRINTBUFFGEP5:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN1]], i32 4
38; GCN-NEXT:    store i32 [[M:%.*]], ptr addrspace(1) [[PRINTBUFFGEP5]], align 4
39; GCN-NEXT:    br label [[TMP6]]
40; GCN:       6:
41; GCN-NEXT:    ret void
42;
43  %call0 = call i32 @printf(ptr addrspace(4) @format.str.one.int, i32 %n)
44  %call1 = call i32 @printf(ptr addrspace(4) @format.str.one.int, i32 %m)
45  ret void
46}
47
48declare i32 @printf(ptr addrspace(4), ...)
49
50!llvm.printf.fmts = !{!0, !1}
51
52!0 = !{!"49:2:4:4:%s\\72%d"}
53!1 = !{!"50:1:8:arst %p"}
54;.
55; GCN: attributes #[[ATTR0:[0-9]+]] = { nounwind }
56;.
57; GCN: [[META0:![0-9]+]] = !{!"49:2:4:4:%s\\72%d"}
58; GCN: [[META1:![0-9]+]] = !{!"50:1:8:arst %p"}
59; GCN: [[META2:![0-9]+]] = !{!"3:1:4:arst %d"}
60; GCN: [[META3:![0-9]+]] = !{!"4:1:4:arst %d"}
61;.
62