From 6b3f41ed88e8e440e11a4fbf20b6600529f80049 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Tue, 16 May 2017 19:46:52 +0000
Subject: Vendor import of llvm trunk r303197:
 https://llvm.org/svn/llvm-project/llvm/trunk@303197

---
 test/Bitcode/globalvariable-attributes.ll          |  19 ++++
 test/Bitcode/ptest-old.ll                          |   1 +
 ...o-function-summary-callgraph-profile-summary.ll |   2 +-
 ...ion-summary-callgraph-sample-profile-summary.ll | 121 +++++++++++++++++++++
 4 files changed, 142 insertions(+), 1 deletion(-)
 create mode 100644 test/Bitcode/globalvariable-attributes.ll
 create mode 100644 test/Bitcode/thinlto-function-summary-callgraph-sample-profile-summary.ll

(limited to 'test/Bitcode')

diff --git a/test/Bitcode/globalvariable-attributes.ll b/test/Bitcode/globalvariable-attributes.ll
new file mode 100644
index 000000000000..cbab3b71e58a
--- /dev/null
+++ b/test/Bitcode/globalvariable-attributes.ll
@@ -0,0 +1,19 @@
+; RUN: llvm-as < %s | llvm-dis | FileCheck %s
+
+@g1 = global i32 7 "key" = "value" "key2" = "value2"
+@g2 = global i32 2, align 4 "key3" = "value3"
+@g3 = global i32 2 #0
+@g4 = global i32 2, align 4 "key5" = "value5" #0
+
+attributes #0 = { "string" = "value" nobuiltin norecurse }
+
+; CHECK: @g1 = global i32 7 #0
+; CHECK: @g2 = global i32 2, align 4 #1
+; CHECK: @g3 = global i32 2 #2
+; CHECK: @g4 = global i32 2, align 4 #3
+
+; CHECK: attributes #0 = { "key"="value" "key2"="value2" }
+; CHECK: attributes #1 = { "key3"="value3" }
+; CHECK: attributes #2 = { nobuiltin norecurse "string"="value" }
+; CHECK: attributes #3 = { nobuiltin norecurse "key5"="value5" "string"="value" }
+
diff --git a/test/Bitcode/ptest-old.ll b/test/Bitcode/ptest-old.ll
index c1e1cae37368..53ffef900b57 100644
--- a/test/Bitcode/ptest-old.ll
+++ b/test/Bitcode/ptest-old.ll
@@ -1,5 +1,6 @@
 ; RUN: llvm-as < %s | llvm-dis | FileCheck %s
 ; RUN: verify-uselistorder < %s
+; REQUIRES: x86
 
 define i32 @foo(<4 x float> %bar) nounwind {
 entry:
diff --git a/test/Bitcode/thinlto-function-summary-callgraph-profile-summary.ll b/test/Bitcode/thinlto-function-summary-callgraph-profile-summary.ll
index 982bb5cb7e53..b64d5bd52bfc 100644
--- a/test/Bitcode/thinlto-function-summary-callgraph-profile-summary.ll
+++ b/test/Bitcode/thinlto-function-summary-callgraph-profile-summary.ll
@@ -29,7 +29,7 @@
 ; CHECK-NEXT:    <VERSION
 ; CHECK-NEXT:    <VALUE_GUID op0=25 op1=123/>
 ; op4=hot1 op6=cold op8=hot2 op10=hot4 op12=none1 op14=hot3 op16=none2 op18=none3 op20=123
-; CHECK-NEXT:    <PERMODULE_PROFILE {{.*}} op4=1 op5=3 op6=5 op7=1 op8=2 op9=3 op10=4 op11=3 op12=6 op13=2 op14=3 op15=3 op16=7 op17=2 op18=8 op19=2 op20=25 op21=3/>
+; CHECK-NEXT:    <PERMODULE_PROFILE {{.*}} op4=1 op5=3 op6=5 op7=1 op8=2 op9=3 op10=4 op11=1 op12=6 op13=2 op14=3 op15=3 op16=7 op17=2 op18=8 op19=2 op20=25 op21=3/>
 ; CHECK-NEXT:  </GLOBALVAL_SUMMARY_BLOCK>
 
 ; CHECK: <STRTAB_BLOCK
diff --git a/test/Bitcode/thinlto-function-summary-callgraph-sample-profile-summary.ll b/test/Bitcode/thinlto-function-summary-callgraph-sample-profile-summary.ll
new file mode 100644
index 000000000000..875f397646a6
--- /dev/null
+++ b/test/Bitcode/thinlto-function-summary-callgraph-sample-profile-summary.ll
@@ -0,0 +1,121 @@
+; Test to check the callgraph in summary when there is PGO
+; RUN: opt -module-summary %s -o %t.o
+; RUN: llvm-bcanalyzer -dump %t.o | FileCheck %s
+; RUN: opt -module-summary %p/Inputs/thinlto-function-summary-callgraph-profile-summary.ll -o %t2.o
+; RUN: llvm-lto -thinlto -o %t3 %t.o %t2.o
+; RUN: llvm-bcanalyzer -dump %t3.thinlto.bc | FileCheck %s --check-prefix=COMBINED
+
+
+; CHECK: <SOURCE_FILENAME
+; "hot_function"
+; CHECK-NEXT: <FUNCTION op0=0 op1=12
+; "hot1"
+; CHECK-NEXT: <FUNCTION op0=12 op1=4
+; "hot2"
+; CHECK-NEXT: <FUNCTION op0=16 op1=4
+; "hot3"
+; CHECK-NEXT: <FUNCTION op0=20 op1=4
+; "hot4"
+; CHECK-NEXT: <FUNCTION op0=24 op1=4
+; "cold"
+; CHECK-NEXT: <FUNCTION op0=28 op1=4
+; "none1"
+; CHECK-NEXT: <FUNCTION op0=32 op1=5
+; "none2"
+; CHECK-NEXT: <FUNCTION op0=37 op1=5
+; "none3"
+; CHECK-NEXT: <FUNCTION op0=42 op1=5
+; CHECK-LABEL:       <GLOBALVAL_SUMMARY_BLOCK
+; CHECK-NEXT:    <VERSION
+; CHECK-NEXT:    <VALUE_GUID op0=25 op1=123/>
+; op4=hot1 op6=cold op8=hot2 op10=hot4 op12=none1 op14=hot3 op16=none2 op18=none3 op20=123
+; CHECK-NEXT:    <PERMODULE_PROFILE {{.*}} op4=1 op5=3 op6=5 op7=1 op8=2 op9=3 op10=4 op11=3 op12=6 op13=2 op14=3 op15=3 op16=7 op17=2 op18=8 op19=2 op20=25 op21=3/>
+; CHECK-NEXT:  </GLOBALVAL_SUMMARY_BLOCK>
+
+; CHECK: <STRTAB_BLOCK
+; CHECK-NEXT: blob data = 'hot_functionhot1hot2hot3hot4coldnone1none2none3'
+
+; COMBINED:       <GLOBALVAL_SUMMARY_BLOCK
+; COMBINED-NEXT:    <VERSION
+; COMBINED-NEXT:    <VALUE_GUID
+; COMBINED-NEXT:    <VALUE_GUID
+; COMBINED-NEXT:    <VALUE_GUID
+; COMBINED-NEXT:    <VALUE_GUID
+; COMBINED-NEXT:    <VALUE_GUID
+; COMBINED-NEXT:    <VALUE_GUID
+; COMBINED-NEXT:    <VALUE_GUID
+; COMBINED-NEXT:    <VALUE_GUID
+; COMBINED-NEXT:    <COMBINED abbrevid=
+; COMBINED-NEXT:    <COMBINED abbrevid=
+; COMBINED-NEXT:    <COMBINED abbrevid=
+; COMBINED-NEXT:    <COMBINED abbrevid=
+; COMBINED-NEXT:    <COMBINED abbrevid=
+; COMBINED-NEXT:    <COMBINED abbrevid=
+; COMBINED-NEXT:    <COMBINED_PROFILE {{.*}} op5=[[HOT1:.*]] op6=3 op7=[[COLD:.*]] op8=1 op9=[[HOT2:.*]] op10=3 op11=[[NONE1:.*]] op12=2 op13=[[HOT3:.*]] op14=3 op15=[[NONE2:.*]] op16=2 op17=[[NONE3:.*]] op18=2/>
+; COMBINED_NEXT:    <COMBINED abbrevid=
+; COMBINED_NEXT:  </GLOBALVAL_SUMMARY_BLOCK>
+
+
+; ModuleID = 'thinlto-function-summary-callgraph.ll'
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; This function have high profile count, so entry block is hot.
+define void @hot_function(i1 %a, i1 %a2) !prof !20 {
+entry:
+    call void @hot1()
+    br i1 %a, label %Cold, label %Hot, !prof !41
+Cold:           ; 1/1000 goes here
+  call void @cold()
+  call void @hot2()
+  call void @hot4(), !prof !15
+  call void @none1()
+  br label %exit
+Hot:            ; 999/1000 goes here
+  call void @hot2()
+  call void @hot3()
+  br i1 %a2, label %None1, label %None2, !prof !42
+None1:          ; half goes here
+  call void @none1()
+  call void @none2()
+  br label %exit
+None2:          ; half goes here
+  call void @none3()
+  br label %exit
+exit:
+  ret void
+}
+
+declare void @hot1() #1
+declare void @hot2() #1
+declare void @hot3() #1
+declare void @hot4() #1
+declare void @cold() #1
+declare void @none1() #1
+declare void @none2() #1
+declare void @none3() #1
+
+
+!41 = !{!"branch_weights", i32 1, i32 1000}
+!42 = !{!"branch_weights", i32 1, i32 1}
+
+
+
+!llvm.module.flags = !{!1}
+!20 = !{!"function_entry_count", i64 110, i64 123}
+
+!1 = !{i32 1, !"ProfileSummary", !2}
+!2 = !{!3, !4, !5, !6, !7, !8, !9, !10}
+!3 = !{!"ProfileFormat", !"SampleProfile"}
+!4 = !{!"TotalCount", i64 10000}
+!5 = !{!"MaxCount", i64 10}
+!6 = !{!"MaxInternalCount", i64 1}
+!7 = !{!"MaxFunctionCount", i64 1000}
+!8 = !{!"NumCounts", i64 3}
+!9 = !{!"NumFunctions", i64 3}
+!10 = !{!"DetailedSummary", !11}
+!11 = !{!12, !13, !14}
+!12 = !{i32 10000, i64 100, i32 1}
+!13 = !{i32 999000, i64 100, i32 1}
+!14 = !{i32 999999, i64 1, i32 2}
+!15 = !{!"branch_weights", i32 100}
-- 
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