Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions

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; RUN: opt -passes="function(ee-instrument),cgscc(inline),function(post-inline-ee-instrument)" -S < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
define i32 @f(i32 %x) #0 !dbg !7 {
entry:
%x.addr = alloca i32, align 4
store i32 %x, i32* %x.addr, align 4
ret i32 42, !dbg !12
; CHECK-LABEL: define i32 @f(i32 %x)
; CHECK: call i8* @llvm.returnaddress(i32 0), !dbg ![[ENTRYLOC:[0-9]+]]
; CHECK: call void @__cyg_profile_func_enter{{.*}}, !dbg ![[ENTRYLOC]]
; CHECK: call i8* @llvm.returnaddress(i32 0), !dbg ![[EXITLOC:[0-9]+]]
; CHECK: call void @__cyg_profile_func_exit{{.*}}, !dbg ![[EXITLOC]]
; CHECK: ret i32 42, !dbg ![[EXITLOC]]
}
; CHECK: ![[SP:[0-9]+]] = distinct !DISubprogram(name: "f"
; CHECK: ![[ENTRYLOC]] = !DILocation(line: 2, scope: ![[SP]])
; CHECK: ![[EXITLOC]] = !DILocation(line: 4, column: 3, scope: ![[SP]])
attributes #0 = { "instrument-function-entry"="__cyg_profile_func_enter" "instrument-function-exit"="__cyg_profile_func_exit" }
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!3, !4, !5}
!llvm.ident = !{!6}
!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 6.0.0 (trunk 319007) (llvm/trunk 319050)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
!1 = !DIFile(filename: "a.c", directory: "/tmp")
!2 = !{}
!3 = !{i32 2, !"Dwarf Version", i32 4}
!4 = !{i32 2, !"Debug Info Version", i32 3}
!5 = !{i32 1, !"wchar_size", i32 4}
!6 = !{!"clang version 6.0.0 (trunk 319007) (llvm/trunk 319050)"}
!7 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 2, type: !8, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
!8 = !DISubroutineType(types: !9)
!9 = !{!10, !10}
!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!11 = !DILocalVariable(name: "x", arg: 1, scope: !7, file: !1, line: 2, type: !10)
!12 = !DILocation(line: 4, column: 3, scope: !7)

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; RUN: opt -passes="function(ee-instrument),cgscc(inline),function(post-inline-ee-instrument)" -S < %s | FileCheck %s
; Running the passes twice should not result in more instrumentation.
; RUN: opt -passes="function(ee-instrument),function(ee-instrument),cgscc(inline),function(post-inline-ee-instrument),function(post-inline-ee-instrument)" -S < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-bgq-linux"
define void @leaf_function() #0 {
entry:
ret void
; CHECK-LABEL: define void @leaf_function()
; CHECK: entry:
; CHECK-NEXT: call void @mcount()
; CHECK-NEXT: %0 = call i8* @llvm.returnaddress(i32 0)
; CHECK-NEXT: call void @__cyg_profile_func_enter(i8* bitcast (void ()* @leaf_function to i8*), i8* %0)
; CHECK-NEXT: %1 = call i8* @llvm.returnaddress(i32 0)
; CHECK-NEXT: call void @__cyg_profile_func_exit(i8* bitcast (void ()* @leaf_function to i8*), i8* %1)
; CHECK-NEXT: ret void
}
define void @root_function() #0 {
entry:
call void @leaf_function()
ret void
; CHECK-LABEL: define void @root_function()
; CHECK: entry:
; CHECK-NEXT: call void @mcount()
; CHECK-NEXT %0 = call i8* @llvm.returnaddress(i32 0)
; CHECK-NEXT call void @__cyg_profile_func_enter(i8* bitcast (void ()* @root_function to i8*), i8* %0)
; Entry and exit calls, inlined from @leaf_function()
; CHECK-NEXT %1 = call i8* @llvm.returnaddress(i32 0)
; CHECK-NEXT call void @__cyg_profile_func_enter(i8* bitcast (void ()* @leaf_function to i8*), i8* %1)
; CHECK-NEXT %2 = call i8* @llvm.returnaddress(i32 0)
; CHECK-NEXT call void @__cyg_profile_func_exit(i8* bitcast (void ()* @leaf_function to i8*), i8* %2)
; CHECK-NEXT %3 = call i8* @llvm.returnaddress(i32 0)
; CHECK-NEXT call void @__cyg_profile_func_exit(i8* bitcast (void ()* @root_function to i8*), i8* %3)
; CHECK-NEXT ret void
}
attributes #0 = { "instrument-function-entry-inlined"="mcount" "instrument-function-entry"="__cyg_profile_func_enter" "instrument-function-exit"="__cyg_profile_func_exit" }
; The mcount function has many different names.
define void @f1() #1 { entry: ret void }
; CHECK-LABEL: define void @f1
; CHECK: call void @.mcount
define void @f2() #2 { entry: ret void }
; CHECK-LABEL: define void @f2
; CHECK: call void @"\01__gnu_mcount_nc"
define void @f3() #3 { entry: ret void }
; CHECK-LABEL: define void @f3
; CHECK: call void @"\01_mcount"
define void @f4() #4 { entry: ret void }
; CHECK-LABEL: define void @f4
; CHECK: call void @"\01mcount"
define void @f5() #5 { entry: ret void }
; CHECK-LABEL: define void @f5
; CHECK: call void @__mcount
define void @f6() #6 { entry: ret void }
; CHECK-LABEL: define void @f6
; CHECK: call void @_mcount
define void @f7() #7 { entry: ret void }
; CHECK-LABEL: define void @f7
; CHECK: call void @__cyg_profile_func_enter_bare
; The attributes are "consumed" when the instrumentation is inserted.
; CHECK: attributes
; CHECK-NOT: instrument-function
attributes #1 = { "instrument-function-entry-inlined"=".mcount" }
attributes #2 = { "instrument-function-entry-inlined"="\01__gnu_mcount_nc" }
attributes #3 = { "instrument-function-entry-inlined"="\01_mcount" }
attributes #4 = { "instrument-function-entry-inlined"="\01mcount" }
attributes #5 = { "instrument-function-entry-inlined"="__mcount" }
attributes #6 = { "instrument-function-entry-inlined"="_mcount" }
attributes #7 = { "instrument-function-entry-inlined"="__cyg_profile_func_enter_bare" }