80 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -verify-machineinstrs -filetype=asm | FileCheck %s -check-prefix=ARM-linux
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| ; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -filetype=obj
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| 
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| !llvm.dbg.cu = !{!0}
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| !llvm.module.flags = !{!9, !10}
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| !llvm.ident = !{!11}
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| 
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| define void @test_basic() #0 !dbg !4 {
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|         %mem = alloca i32, i32 10
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|         call void @dummy_use (i32* %mem, i32 10)
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| 	ret void
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| 
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| ; ARM-linux:      test_basic:
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| 
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| ; ARM-linux:      push    {r4, r5}
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| ; ARM-linux:      .cfi_def_cfa_offset 8
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| ; ARM-linux:      .cfi_offset r5, -4
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| ; ARM-linux:      .cfi_offset r4, -8
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| ; ARM-linux-NEXT: mrc     p15, #0, r4, c13, c0, #3
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| ; ARM-linux-NEXT: mov     r5, sp
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| ; ARM-linux-NEXT: ldr     r4, [r4, #4]
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| ; ARM-linux-NEXT: cmp     r4, r5
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| ; ARM-linux-NEXT: blo     .LBB0_2
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| 
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| ; ARM-linux:      mov     r4, #48
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| ; ARM-linux-NEXT: mov     r5, #0
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| ; ARM-linux-NEXT: stmdb   sp!, {lr}
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| ; ARM-linux:      .cfi_def_cfa_offset 12
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| ; ARM-linux:      .cfi_offset lr, -12
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| ; ARM-linux-NEXT: bl      __morestack
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| ; ARM-linux-NEXT: ldm     sp!, {lr}
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| ; ARM-linux-NEXT: pop     {r4, r5}
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| ; ARM-linux:      .cfi_def_cfa_offset 0
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| ; ARM-linux-NEXT: bx      lr
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| 
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| ; ARM-linux:      pop     {r4, r5}
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| ; ARM-linux:      .cfi_def_cfa_offset 0
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| ; ARM-linux       .cfi_same_value r4
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| ; ARM-linux       .cfi_same_value r5
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| }
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| 
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| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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| !1 = !DIFile(filename: "var.c", directory: "/tmp")
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| !2 = !{}
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| !4 = distinct !DISubprogram(name: "test_basic", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 5, file: !1, scope: !5, type: !6, variables: !2)
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| !5 = !DIFile(filename: "var.c", directory: "/tmp")
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| !6 = !DISubroutineType(types: !7)
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| !7 = !{!8, !8}
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| !8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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| !9 = !{i32 2, !"Dwarf Version", i32 4}
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| !10 = !{i32 1, !"Debug Info Version", i32 3}
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| !11 = !{!"clang version 3.5 "}
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| !12 = !DILocalVariable(name: "count", line: 5, arg: 1, scope: !4, file: !5, type: !8)
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| !13 = !DILocation(line: 5, scope: !4)
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| !14 = !DILocalVariable(name: "vl", line: 6, scope: !4, file: !5, type: !15)
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| !15 = !DIDerivedType(tag: DW_TAG_typedef, name: "va_list", line: 30, file: !16, baseType: !17)
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| !16 = !DIFile(filename: "/linux-x86_64-high/gcc_4.7.2/dbg/llvm/bin/../lib/clang/3.5/include/stdarg.h", directory: "/tmp")
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| !17 = !DIDerivedType(tag: DW_TAG_typedef, name: "__builtin_va_list", line: 6, file: !1, baseType: !18)
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| !18 = !DICompositeType(tag: DW_TAG_structure_type, name: "__va_list", line: 6, size: 32, align: 32, file: !1, elements: !19)
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| !19 = !{!20}
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| !20 = !DIDerivedType(tag: DW_TAG_member, name: "__ap", line: 6, size: 32, align: 32, file: !1, scope: !18, baseType: !21)
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| !21 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 32, align: 32, baseType: null)
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| !22 = !DILocation(line: 6, scope: !4)
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| !23 = !DILocation(line: 7, scope: !4)
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| !24 = !DILocalVariable(name: "test_basic", line: 8, scope: !4, file: !5, type: !8)
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| !25 = !DILocation(line: 8, scope: !4)
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| !26 = !DILocalVariable(name: "i", line: 9, scope: !27, file: !5, type: !8)
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| !27 = distinct !DILexicalBlock(line: 9, column: 0, file: !1, scope: !4)
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| !28 = !DILocation(line: 9, scope: !27)
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| !29 = !DILocation(line: 10, scope: !30)
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| !30 = distinct !DILexicalBlock(line: 9, column: 0, file: !1, scope: !27)
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| !31 = !DILocation(line: 11, scope: !30)
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| !32 = !DILocation(line: 12, scope: !4)
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| !33 = !DILocation(line: 13, scope: !4)
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| 
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| ; Just to prevent the alloca from being optimized away
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| declare void @dummy_use(i32*, i32)
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| 
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| attributes #0 = { "split-stack" }
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