Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/llvm/test/LTO/X86/Inputs/bcsection.macho.s

@@ -0,0 +1,5 @@
+.section __FOO,__bitcode
+.asciz "Wrong Section"
+
+.section __LLVM,__bitcode
+.incbin "bcsection.bc"

external/llvm-project/llvm/test/LTO/X86/Inputs/bcsection.s

@@ -0,0 +1,2 @@
+.section .llvmbc
+.incbin "bcsection.bc"

external/llvm-project/llvm/test/LTO/X86/Inputs/list-symbols.ll

@@ -0,0 +1,4 @@
+@glob = global i32 0
+define void @bar() {
+  ret void
+}

external/llvm-project/llvm/test/LTO/X86/Inputs/remangle_intrinsics.ll

@@ -0,0 +1,8 @@
+%struct.rtx_def = type { i16, i16 }
+
+define void @bar(%struct.rtx_def* %a, i8 %b, i32 %c) {
+  call void  @llvm.memset.p0struct.rtx_def.i32(%struct.rtx_def* %a, i8 %b, i32 %c, i32 4, i1 true)
+  ret void
+}
+
+declare void @llvm.memset.p0struct.rtx_def.i32(%struct.rtx_def*, i8, i32, i32, i1)

external/llvm-project/llvm/test/LTO/X86/Inputs/remangle_intrinsics_tbaa.ll

@@ -0,0 +1,8 @@
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.11.0"
+
+%some_named_struct = type { i8, i8 }
+
+define void @bar(%some_named_struct*) {
+  ret void
+}

external/llvm-project/llvm/test/LTO/X86/Inputs/strip-debug-info-bar.ll

@@ -0,0 +1,15 @@
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.12"
+
+define void @bar() !dbg !3 {
+  ret void
+}
+
+!llvm.module.flags = !{!0}
+!llvm.dbg.cu = !{!1}
+
+!0 = !{i32 2, !"Debug Info Version", i32 3}
+!1 = distinct !DICompileUnit(language: DW_LANG_C99, file: !2)
+!2 = !DIFile(filename: "broken", directory: "")
+!3 = distinct !DISubprogram(line: 1000, isDefinition: true)
+

external/llvm-project/llvm/test/LTO/X86/Inputs/type-mapping-src.ll

@@ -0,0 +1,21 @@
+source_filename = "test/LTO/X86/Inputs/type-mapping-src.ll"
+target triple = "x86_64-pc-windows-msvc18.0.0"
+
+%SrcType = type { i8 }
+%CommonStruct = type opaque
+
+@x = external global %SrcType
+@bar = internal global %CommonStruct* null, !dbg !0
+
+!llvm.dbg.cu = !{!2}
+!llvm.module.flags = !{!8}
+
+!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
+!1 = !DIGlobalVariable(name: "bar", linkageName: "bar", scope: !2, file: !3, line: 2, type: !6, isLocal: false, isDefinition: true)
+!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)
+!3 = !DIFile(filename: "b", directory: "/")
+!4 = !{}
+!5 = !{!0}
+!6 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64)
+!7 = !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !3, line: 1, flags: DIFlagFwdDecl, identifier: ".?AUS@@")
+!8 = !{i32 2, !"Debug Info Version", i32 3}

external/llvm-project/llvm/test/LTO/X86/attrs.ll

@@ -0,0 +1,15 @@
+; RUN: llvm-as < %s >%t1
+; RUN: llvm-lto -exported-symbol=test_x86_aesni_aeskeygenassist -mattr=+aes -o %t2 %t1
+; RUN: llvm-objdump -d %t2 | FileCheck -check-prefix=WITH_AES %s
+; RUN: not llvm-lto -exported-symbol=test_x86_aesni_aeskeygenassist -mattr=-aes -o %t3 %t1 2>&1 | FileCheck -check-prefix=WITHOUT_AES %s
+
+target triple = "x86_64-unknown-linux-gnu"
+declare <2 x i64> @llvm.x86.aesni.aeskeygenassist(<2 x i64>, i8)
+define <2 x i64> @test_x86_aesni_aeskeygenassist(<2 x i64> %a0) {
+  ; WITH_AES: test_x86_aesni_aeskeygenassist
+  ; WITH_AES: aeskeygenassist
+  %res = call <2 x i64> @llvm.x86.aesni.aeskeygenassist(<2 x i64> %a0, i8 7)
+  ret <2 x i64> %res
+}
+
+; WITHOUT_AES: LLVM ERROR: Cannot select: intrinsic %llvm.x86.aesni.aeskeygenassist

external/llvm-project/llvm/test/LTO/X86/bcsection.ll

@@ -0,0 +1,24 @@
+; RUN: rm -rf %t && mkdir -p %t
+; RUN: llvm-as -o %t/bcsection.bc %s
+
+; RUN: llvm-mc -I=%t -filetype=obj -triple=x86_64-pc-win32 -o %t/bcsection.coff.bco %p/Inputs/bcsection.s
+; RUN: llvm-nm %t/bcsection.coff.bco | FileCheck %s
+; RUN: llvm-lto -exported-symbol=main -exported-symbol=_main -o %t/bcsection.coff.o %t/bcsection.coff.bco
+; RUN: llvm-nm %t/bcsection.coff.o | FileCheck %s
+
+; RUN: llvm-mc -I=%t -filetype=obj -triple=x86_64-unknown-linux-gnu -o %t/bcsection.elf.bco %p/Inputs/bcsection.s
+; RUN: llvm-nm %t/bcsection.elf.bco | FileCheck %s
+; RUN: llvm-lto -exported-symbol=main -exported-symbol=_main -o %t/bcsection.elf.o %t/bcsection.elf.bco
+; RUN: llvm-nm %t/bcsection.elf.o | FileCheck %s
+
+; RUN: llvm-mc -I=%t -filetype=obj -triple=x86_64-apple-darwin11 -o %t/bcsection.macho.bco %p/Inputs/bcsection.macho.s
+; RUN: llvm-nm %t/bcsection.macho.bco | FileCheck %s
+; RUN: llvm-lto -exported-symbol=main -exported-symbol=_main -o %t/bcsection.macho.o %t/bcsection.macho.bco
+; RUN: llvm-nm %t/bcsection.macho.o | FileCheck %s
+
+; REQUIRES: default_triple
+
+; CHECK: main
+define i32 @main() {
+  ret i32 0
+}

external/llvm-project/llvm/test/LTO/X86/cfi_endproc.ll

@@ -0,0 +1,42 @@
+; RUN: llvm-as < %s >%t1
+; RUN: llvm-lto -o %t2 %t1
+; RUN: llvm-nm %t2 | FileCheck %s -check-prefix=NOEXPORT
+; RUN: llvm-lto -o %t3 -exported-symbol=main %t1
+; RUN: llvm-nm %t3 | FileCheck %s -check-prefix=EXPORT
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+module asm ".text"
+module asm ".align 16, 0x90"
+module asm ".type PR14512, @function"
+module asm "PR14512:.cfi_startproc"
+module asm "ret"
+module asm ".cfi_endproc"
+
+declare void @PR14512()
+
+; Without -exported-symbol, main should be eliminated by LTO.
+; With -exported-symbol=main, main should be preserved by LTO.
+define i32 @main(i32 %argc, i8** %argv) {
+; NOEXPORT-NOT: main
+; EXPORT: main
+  call void @PR14512()
+  ret i32 0
+}
+
+; RUN: llvm-lto -o %t -dso-symbol=zed1 -dso-symbol=zed2 %t1 -O0
+; RUN: llvm-nm %t | FileCheck %s -check-prefix=ZED1_AND_ZED2
+; ZED1_AND_ZED2: V zed1
+@zed1 = linkonce_odr global i32 42
+define i32* @get_zed1() {
+  ret i32* @zed1
+}
+
+; ZED1_AND_ZED2: r zed2
+@zed2 = linkonce_odr unnamed_addr constant i32 42
+
+define i32 @useZed2() {
+  %x = load i32, i32* @zed2
+  ret i32 %x
+}

external/llvm-project/llvm/test/LTO/X86/current-section.ll

@@ -0,0 +1,8 @@
+; RUN: llvm-as < %s >%t1
+; RUN: llvm-lto -o %t2 %t1
+; REQUIRES: default_triple
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+module asm ".align 4"

external/llvm-project/llvm/test/LTO/X86/diagnostic-handler-noexit.ll

@@ -0,0 +1,13 @@
+; LTO default diagnostic handler should be non-exiting.
+; This test verifies that after addModule() encounters an error, the diagnostic
+; handler does not call exit(1) and instead returns to the caller of addModule.
+
+; RUN: llvm-as <%s >%t1
+; RUN: llvm-as <%s >%t2
+; RUN: not llvm-lto -use-diagnostic-handler -o /dev/null %t1 %t2 2>&1 | FileCheck %s
+
+target triple = "x86_64-unknown-linux-gnu"
+
+; CHECK: llvm-lto: error: Linking globals named 'goodboy': symbol multiply defined!
+; CHECK: llvm-lto{{.*}}: error adding file
+@goodboy = global i32 3203383023, align 4    ; 0xbeefbeef

external/llvm-project/llvm/test/LTO/X86/diagnostic-handler-remarks-with-hotness.ll

@@ -0,0 +1,42 @@
+; Check that the hotness attribute is included in the optimization record file
+; with -lto-pass-remarks-with-hotness.
+
+; RUN: llvm-as < %s >%t.bc
+; RUN: rm -f %t.yaml
+; RUN: llvm-lto -lto-pass-remarks-output=%t.yaml \
+; RUN:          -lto-pass-remarks-with-hotness \
+; RUN:          -exported-symbol _main -o %t.o %t.bc
+; RUN: cat %t.yaml | FileCheck -check-prefix=YAML %s
+
+; YAML:      --- !Passed
+; YAML-NEXT: Pass:            inline
+; YAML-NEXT: Name:            Inlined
+; YAML-NEXT: Function:        main
+; YAML-NEXT: Hotness:         300
+; YAML-NEXT: Args:
+; YAML-NEXT:   - Callee:          foo
+; YAML-NEXT:   - String:          ' inlined into '
+; YAML-NEXT:   - Caller:          main
+; YAML-NEXT:   - String:          ' with cost='
+; YAML-NEXT:   - Cost:            '-15000'
+; YAML-NEXT:   - String:          ' (threshold='
+; YAML-NEXT:   - Threshold:       '337'
+; YAML-NEXT:   - String:          ')'
+; YAML-NEXT: ...
+
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-darwin"
+
+declare i32 @bar()
+
+define i32 @foo() {
+  %a = call i32 @bar()
+  ret i32 %a
+}
+
+define i32 @main() !prof !0 {
+  %i = call i32 @foo()
+  ret i32 %i
+}
+
+!0 = !{!"function_entry_count", i64 300}

external/llvm-project/llvm/test/LTO/X86/diagnostic-handler-remarks.ll

@@ -0,0 +1,117 @@
+; RUN: llvm-as < %s >%t.bc
+; PR21108: Diagnostic handlers get pass remarks, even if they're not enabled.
+
+; Confirm that there are -pass-remarks.
+; RUN: llvm-lto -pass-remarks=inline \
+; RUN:          -exported-symbol _func2 -pass-remarks-analysis=loop-vectorize \
+; RUN:          -exported-symbol _main -o %t.o %t.bc 2>&1 | \
+; RUN:     FileCheck %s -allow-empty -check-prefix=REMARKS
+; RUN: llvm-nm %t.o | FileCheck %s -check-prefix NM
+
+; RUN: llvm-lto -pass-remarks=inline -use-diagnostic-handler \
+; RUN:          -exported-symbol _func2 -pass-remarks-analysis=loop-vectorize \
+; RUN:         -exported-symbol _main -o %t.o %t.bc 2>&1 | \
+; RUN:     FileCheck %s -allow-empty -check-prefix=REMARKS_DH
+; RUN: llvm-nm %t.o | FileCheck %s -check-prefix NM
+
+; Confirm that -pass-remarks are not printed by default.
+; RUN: llvm-lto \
+; RUN:         -exported-symbol _func2 \
+; RUN:         -exported-symbol _main -o %t.o %t.bc 2>&1 | \
+; RUN:     FileCheck %s -allow-empty
+; RUN: llvm-nm %t.o | FileCheck %s -check-prefix NM
+
+; RUN: llvm-lto -use-diagnostic-handler \
+; RUN:         -exported-symbol _func2 \
+; RUN:         -exported-symbol _main -o %t.o %t.bc 2>&1 | \
+; RUN:     FileCheck %s -allow-empty
+; RUN: llvm-nm %t.o | FileCheck %s -check-prefix NM
+
+; Optimization records are collected regardless of the diagnostic handler
+; RUN: rm -f %t.yaml
+; RUN: llvm-lto -lto-pass-remarks-output=%t.yaml \
+; RUN:          -exported-symbol _func2 \
+; RUN:          -exported-symbol _main -o %t.o %t.bc 2>&1 | \
+; RUN:     FileCheck %s -allow-empty
+; RUN: cat %t.yaml | FileCheck %s -check-prefix=YAML
+
+; REMARKS: remark: {{.*}} foo inlined into main
+; REMARKS: remark: {{.*}} loop not vectorized: cannot prove it is safe to reorder memory operations
+; REMARKS_DH: llvm-lto: remark: {{.*}} foo inlined into main
+; REMARKS_DH: llvm-lto: remark: {{.*}} loop not vectorized: cannot prove it is safe to reorder memory operations
+; CHECK-NOT: remark:
+; CHECK-NOT: llvm-lto:
+; NM-NOT: foo
+; NM: func2
+; NM: main
+
+; YAML:      --- !Passed
+; YAML-NEXT: Pass:            inline
+; YAML-NEXT: Name:            Inlined
+; YAML-NEXT: Function:        main
+; YAML-NEXT: Args:
+; YAML-NEXT:   - Callee:          foo
+; YAML-NEXT:   - String:          ' inlined into '
+; YAML-NEXT:   - Caller:          main
+; YAML-NEXT:   - String:          ' with cost='
+; YAML-NEXT:   - Cost:            '-15000'
+; YAML-NEXT:   - String:          ' (threshold='
+; YAML-NEXT:   - Threshold:       '337'
+; YAML-NEXT:   - String:          ')'
+; YAML-NEXT: ...
+
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-darwin"
+
+declare i32 @bar()
+
+define i32 @foo() {
+  %a = call i32 @bar()
+  ret i32 %a
+}
+
+define i32 @main() {
+  %i = call i32 @foo()
+  ret i32 %i
+}
+
+define i32 @func2(i32* %out, i32* %out2, i32* %A, i32* %B, i32* %C, i32* %D, i32* %E, i32* %F) {
+entry:
+  br label %for.body
+
+for.body:                                         ; preds = %for.body, %entry
+  %i.037 = phi i64 [ 0, %entry ], [ %inc, %for.body ]
+  %arrayidx = getelementptr inbounds i32, i32* %A, i64 %i.037
+  %0 = load i32, i32* %arrayidx, align 4
+  %arrayidx1 = getelementptr inbounds i32, i32* %B, i64 %i.037
+  %1 = load i32, i32* %arrayidx1, align 4
+  %add = add nsw i32 %1, %0
+  %arrayidx2 = getelementptr inbounds i32, i32* %C, i64 %i.037
+  %2 = load i32, i32* %arrayidx2, align 4
+  %add3 = add nsw i32 %add, %2
+  %arrayidx4 = getelementptr inbounds i32, i32* %E, i64 %i.037
+  %3 = load i32, i32* %arrayidx4, align 4
+  %add5 = add nsw i32 %add3, %3
+  %arrayidx6 = getelementptr inbounds i32, i32* %F, i64 %i.037
+  %4 = load i32, i32* %arrayidx6, align 4
+  %add7 = add nsw i32 %add5, %4
+  %arrayidx8 = getelementptr inbounds i32, i32* %out, i64 %i.037
+  store i32 %add7, i32* %arrayidx8, align 4
+  %5 = load i32, i32* %arrayidx, align 4
+  %6 = load i32, i32* %arrayidx1, align 4
+  %add11 = add nsw i32 %6, %5
+  %7 = load i32, i32* %arrayidx2, align 4
+  %add13 = add nsw i32 %add11, %7
+  %8 = load i32, i32* %arrayidx4, align 4
+  %add15 = add nsw i32 %add13, %8
+  %9 = load i32, i32* %arrayidx6, align 4
+  %add17 = add nsw i32 %add15, %9
+  %arrayidx18 = getelementptr inbounds i32, i32* %out2, i64 %i.037
+  store i32 %add17, i32* %arrayidx18, align 4
+  %inc = add i64 %i.037, 1
+  %exitcond = icmp eq i64 %inc, 256
+  br i1 %exitcond, label %for.end, label %for.body
+
+for.end:                                          ; preds = %for.body
+  ret i32 undef
+}

external/llvm-project/llvm/test/LTO/X86/disable-verify.ll

@@ -0,0 +1,17 @@
+; RUN: llvm-as < %s >%t.bc
+; RUN: llvm-lto -debug-pass=Arguments -exported-symbol=_f -o /dev/null %t.bc 2>&1 -disable-verify | FileCheck %s
+; RUN: llvm-lto -debug-pass=Arguments -exported-symbol=_f -o /dev/null %t.bc 2>&1 | FileCheck %s -check-prefix=VERIFY
+
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.10.0"
+
+; -disable-verify should disable verification from the optimization pipeline.
+; CHECK: Pass Arguments:
+; CHECK-NOT: -verify
+
+; VERIFY: Pass Arguments: {{.*}} -verify {{.*}} -verify
+
+define void @f() {
+entry:
+  ret void
+}

external/llvm-project/llvm/test/LTO/X86/invalid.ll

@@ -0,0 +1,4 @@
+; RUN: not llvm-lto %S/Inputs/invalid.ll.bc 2>&1 | FileCheck %s
+
+
+; CHECK: llvm-lto{{.*}}: error loading file '{{.*}}/Inputs/invalid.ll.bc': Unknown attribute kind (63)

external/llvm-project/llvm/test/LTO/X86/keep-used-puts-during-instcombine.ll

@@ -0,0 +1,36 @@
+; RUN: opt -S -instcombine <%s | FileCheck %s
+; rdar://problem/16165191
+; llvm.compiler.used functions should not be renamed
+
+target triple = "x86_64-apple-darwin11"
+
+@llvm.compiler.used = appending global [1 x i8*] [
+  i8* bitcast (i32(i8*)* @puts to i8*)
+  ], section "llvm.metadata"
+@llvm.used = appending global [1 x i8*] [
+  i8* bitcast (i32(i32)* @uses_printf to i8*)
+  ], section "llvm.metadata"
+
+@str = private unnamed_addr constant [13 x i8] c"hello world\0A\00"
+
+define i32 @uses_printf(i32 %i) {
+entry:
+  %s = getelementptr [13 x i8], [13 x i8]* @str, i64 0, i64 0
+  call i32 (i8*, ...) @printf(i8* %s)
+  ret i32 0
+}
+
+define internal i32 @printf(i8* readonly nocapture %fmt, ...) {
+entry:
+  %ret = call i32 @bar(i8* %fmt)
+  ret i32 %ret
+}
+
+; CHECK: define {{.*}} @puts(
+define internal i32 @puts(i8* %s) {
+entry:
+  %ret = call i32 @bar(i8* %s)
+  ret i32 %ret
+}
+
+declare i32 @bar(i8*)

external/llvm-project/llvm/test/LTO/X86/linkonce_odr_func.ll

@@ -0,0 +1,54 @@
+; RUN: llvm-as < %s >%t1
+; RUN: llvm-lto -o %t2 -dso-symbol=foo1 -dso-symbol=foo2 -dso-symbol=foo3 \
+; RUN:     -dso-symbol=v1 -dso-symbol=v2 -dso-symbol=v3 \
+; RUN:     -dso-symbol=v4 -dso-symbol=v5 -dso-symbol=v6 %t1 -O0
+; RUN: llvm-nm %t2 | FileCheck %s
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; CHECK: W foo1
+define linkonce_odr void @foo1() noinline {
+  ret void
+}
+
+; CHECK: t foo2
+define linkonce_odr void @foo2() local_unnamed_addr noinline {
+  ret void
+}
+
+; CHECK: t foo3
+define linkonce_odr void @foo3() unnamed_addr noinline {
+  ret void
+}
+
+; CHECK: V v1
+@v1 = linkonce_odr constant i32 32
+
+; CHECK: r v2
+@v2 = linkonce_odr local_unnamed_addr constant i32 32
+
+; CHECK: r v3
+@v3 = linkonce_odr unnamed_addr constant i32 32
+
+; CHECK: V v4
+@v4 = linkonce_odr global i32 32
+
+; CHECK: V v5
+@v5 = linkonce_odr local_unnamed_addr global i32 32
+
+; CHECK: d v6
+@v6 = linkonce_odr unnamed_addr global i32 32
+
+define void @use() {
+  call void @foo1()
+  call void @foo2()
+  call void @foo3()
+  %x1 = load i32, i32* @v1
+  %x2 = load i32, i32* @v2
+  %x3 = load i32, i32* @v3
+  %x4 = load i32, i32* @v4
+  %x5 = load i32, i32* @v5
+  %x6 = load i32, i32* @v6
+  ret void
+}

external/llvm-project/llvm/test/LTO/X86/list-symbols.ll

@@ -0,0 +1,17 @@
+; RUN: rm -rf %t && mkdir -p %t
+; RUN: llvm-as -o %t/1.bc %s
+; RUN: llvm-as -o %t/2.bc %S/Inputs/list-symbols.ll
+; RUN: llvm-lto -list-symbols-only %t/1.bc %t/2.bc | FileCheck %s
+; REQUIRES: default_triple
+
+; CHECK-LABEL: 1.bc:
+; CHECK-DAG: foo
+; CHECK-DAG: glob
+; CHECK-LABEL: 2.bc:
+; CHECK-DAG: glob
+; CHECK-DAG: bar
+
+@glob = global i32 0
+define void @foo() {
+  ret void
+}