1 ; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -verify-machineinstrs -filetype=asm | FileCheck %s -check-prefix=ARM-linux
2 ; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -filetype=obj
5 !llvm.module.flags = !{!9, !10}
8 define void @test_basic() #0 {
9 %mem = alloca i32, i32 10
10 call void @dummy_use (i32* %mem, i32 10)
13 ; ARM-linux: test_basic:
15 ; ARM-linux: push {r4, r5}
16 ; ARM-linux: .cfi_def_cfa_offset 8
17 ; ARM-linux: .cfi_offset r5, -4
18 ; ARM-linux: .cfi_offset r4, -8
19 ; ARM-linux-NEXT: mrc p15, #0, r4, c13, c0, #3
20 ; ARM-linux-NEXT: mov r5, sp
21 ; ARM-linux-NEXT: ldr r4, [r4, #4]
22 ; ARM-linux-NEXT: cmp r4, r5
23 ; ARM-linux-NEXT: blo .LBB0_2
25 ; ARM-linux: mov r4, #48
26 ; ARM-linux-NEXT: mov r5, #0
27 ; ARM-linux-NEXT: stmdb sp!, {lr}
28 ; ARM-linux: .cfi_def_cfa_offset 12
29 ; ARM-linux: .cfi_offset lr, -12
30 ; ARM-linux-NEXT: bl __morestack
31 ; ARM-linux-NEXT: ldm sp!, {lr}
32 ; ARM-linux-NEXT: pop {r4, r5}
33 ; ARM-linux: .cfi_def_cfa_offset 0
34 ; ARM-linux-NEXT: bx lr
36 ; ARM-linux: pop {r4, r5}
37 ; ARM-linux: .cfi_def_cfa_offset 0
38 ; ARM-linux .cfi_same_value r4
39 ; ARM-linux .cfi_same_value r5
42 !0 = !{!"0x11\0012\00clang version 3.5 \000\00\000\00\000", !1, !2, !2, !3, !2, !2} ; [ DW_TAG_compile_unit ] [/tmp/var.c] [DW_LANG_C99]
43 !1 = !{!"var.c", !"/tmp"}
46 !4 = !{!"0x2e\00test_basic\00test_basic\00\005\000\001\000\006\00256\000\005", !1, !5, !6, null, void ()* @test_basic, null, null, !2} ; [ DW_TAG_subprogram ] [line 5] [def] [sum]
47 !5 = !{!"0x29", !1} ; [ DW_TAG_file_type ] [/tmp/var.c]
48 !6 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
50 !8 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
51 !9 = !{i32 2, !"Dwarf Version", i32 4}
52 !10 = !{i32 1, !"Debug Info Version", i32 2}
53 !11 = !{!"clang version 3.5 "}
54 !12 = !{!"0x101\00count\0016777221\000", !4, !5, !8} ; [ DW_TAG_arg_variable ] [count] [line 5]
55 !13 = !MDLocation(line: 5, scope: !4)
56 !14 = !{!"0x100\00vl\006\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [vl] [line 6]
57 !15 = !{!"0x16\00va_list\0030\000\000\000\000", !16, null, !17} ; [ DW_TAG_typedef ] [va_list] [line 30, size 0, align 0, offset 0] [from __builtin_va_list]
58 !16 = !{!"/linux-x86_64-high/gcc_4.7.2/dbg/llvm/bin/../lib/clang/3.5/include/stdarg.h", !"/tmp"}
59 !17 = !{!"0x16\00__builtin_va_list\006\000\000\000\000", !1, null, !18} ; [ DW_TAG_typedef ] [__builtin_va_list] [line 6, size 0, align 0, offset 0] [from __va_list]
60 !18 = !{!"0x13\00__va_list\006\0032\0032\000\000\000", !1, null, null, !19, null, null, null} ; [ DW_TAG_structure_type ] [__va_list] [line 6, size 32, align 32, offset 0] [def] [from ]
62 !20 = !{!"0xd\00__ap\006\0032\0032\000\000", !1, !18, !21} ; [ DW_TAG_member ] [__ap] [line 6, size 32, align 32, offset 0] [from ]
63 !21 = !{!"0xf\00\000\0032\0032\000\000", null, null, null} ; [ DW_TAG_pointer_type ] [line 0, size 32, align 32, offset 0] [from ]
64 !22 = !MDLocation(line: 6, scope: !4)
65 !23 = !MDLocation(line: 7, scope: !4)
66 !24 = !{!"0x100\00test_basic\008\000", !4, !5, !8} ; [ DW_TAG_auto_variable ] [sum] [line 8]
67 !25 = !MDLocation(line: 8, scope: !4)
68 !26 = !{!"0x100\00i\009\000", !27, !5, !8} ; [ DW_TAG_auto_variable ] [i] [line 9]
69 !27 = !{!"0xb\009\000\000", !1, !4} ; [ DW_TAG_lexical_block ] [/tmp/var.c]
70 !28 = !MDLocation(line: 9, scope: !27)
71 !29 = !MDLocation(line: 10, scope: !30)
72 !30 = !{!"0xb\009\000\001", !1, !27} ; [ DW_TAG_lexical_block ] [/tmp/var.c]
73 !31 = !MDLocation(line: 11, scope: !30)
74 !32 = !MDLocation(line: 12, scope: !4)
75 !33 = !MDLocation(line: 13, scope: !4)
77 ; Just to prevent the alloca from being optimized away
78 declare void @dummy_use(i32*, i32)
80 attributes #0 = { "split-stack" }