Cleanup testcase and ensure we actually exercise the inliner.

rdar://problem/12415623

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180168 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 144 insertions, 138 deletions

diff --git a/test/DebugInfo/inline-debug-info.ll b/test/DebugInfo/inline-debug-info.ll
index ff28380f85..d5875f78f4 100644
--- a/test/DebugInfo/inline-debug-info.ll
+++ b/test/DebugInfo/inline-debug-info.ll
@@ -1,165 +1,171 @@
 ; RUN: opt -inline -S < %s | FileCheck %s
 
 ; Created from source
-;  1 extern int global_var;
-;  2 extern int test_ext(int k);
-;  3 __inline__ __attribute__((always_inline)) int test (int k) {
-;  4   int k2 = test_ext(k);
-;  5   if (k2 > 100)
-;  6     return k2;
-;  7   return 0;
-;  8 }
-;  9 
-; 10 int test2() {
-; 11   try
-; 12   {
-; 13     test(global_var);
-; 14   }
-; 15   catch (int e) {
-; 16     global_var = 0;
-; 17   }
-; 18   global_var = 1;
-; 19   return 0;
-; 20 }
-
-target triple = "x86_64-apple-darwin"
+;
+;
+;  1 // test.cpp
+;  2 extern int global_var;
+;  3 extern int test_ext(int k);
+;  4 int test (int k) {
+;  5   int k2 = test_ext(k);
+;  6   if (k2 > 100)
+;  7     return k2;
+;  8   return 0;
+;  9 }
+; 10
+; 11 int test2() {
+; 12   try
+; 13   {
+; 14     test(global_var);
+; 15   }
+; 16   catch (int e) {
+; 17     global_var = 0;
+; 18   }
+; 19   global_var = 1;
+; 20   return 0;
+; 21 }
+
+; CHECK: _Z4testi.exit:
+; Make sure the branch instruction created during inlining has a debug location
+; CHECK: br label %invoke.cont, !dbg ![[MD:[0-9]+]]
+; The branch instruction has the source location of line 9 and its inlined location
+; has the source location of line 14.
+; CHECK: ![[INL:[0-9]+]] = metadata !{i32 14, i32 0, metadata {{.*}}, null}
+; CHECK: ![[MD]] = metadata !{i32 9, i32 0, metadata {{.*}}, metadata ![[INL]]}
+
+; ModuleID = 'test.cpp'
+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-apple-darwin12.0.0"
 
 @_ZTIi = external constant i8*
 @global_var = external global i32
 
-define i32 @_Z5test2v() #0 {
+define i32 @_Z4testi(i32 %k)  {
+entry:
+  %retval = alloca i32, align 4
+  %k.addr = alloca i32, align 4
+  %k2 = alloca i32, align 4
+  store i32 %k, i32* %k.addr, align 4
+  call void @llvm.dbg.declare(metadata !{i32* %k.addr}, metadata !13), !dbg !14
+  call void @llvm.dbg.declare(metadata !{i32* %k2}, metadata !15), !dbg !16
+  %0 = load i32* %k.addr, align 4, !dbg !16
+  %call = call i32 @_Z8test_exti(i32 %0), !dbg !16
+  store i32 %call, i32* %k2, align 4, !dbg !16
+  %1 = load i32* %k2, align 4, !dbg !17
+  %cmp = icmp sgt i32 %1, 100, !dbg !17
+  br i1 %cmp, label %if.then, label %if.end, !dbg !17
+
+if.then:                                          ; preds = %entry
+  %2 = load i32* %k2, align 4, !dbg !18
+  store i32 %2, i32* %retval, !dbg !18
+  br label %return, !dbg !18
+
+if.end:                                           ; preds = %entry
+  store i32 0, i32* %retval, !dbg !19
+  br label %return, !dbg !19
+
+return:                                           ; preds = %if.end, %if.then
+  %3 = load i32* %retval, !dbg !20
+  ret i32 %3, !dbg !20
+}
+
+; Function Attrs: nounwind readnone
+declare void @llvm.dbg.declare(metadata, metadata) #1
+
+declare i32 @_Z8test_exti(i32)
+
+define i32 @_Z5test2v()  {
 entry:
   %exn.slot = alloca i8*
   %ehselector.slot = alloca i32
   %e = alloca i32, align 4
-  %0 = load i32* @global_var, align 4, !dbg !11
+  %0 = load i32* @global_var, align 4, !dbg !21
   %call = invoke i32 @_Z4testi(i32 %0)
-          to label %invoke.cont unwind label %lpad, !dbg !11
+          to label %invoke.cont unwind label %lpad, !dbg !21
 
-; CHECK: _Z4testi.exit:
-; Make sure the branch instruction created during inlining has a debug location
-; CHECK: br label %invoke.cont, !dbg !20
-; The branch instruction has source location of line 8 and its inlined location
-; has source location of line 13.
-; CHECK: !11 = metadata !{i32 13, i32 0, metadata !12, null}
-; CHECK: !20 = metadata !{i32 8, i32 0, metadata !8, metadata !11}
-
-invoke.cont:
-  br label %try.cont, !dbg !13
+invoke.cont:                                      ; preds = %entry
+  br label %try.cont, !dbg !23
 
-lpad:
+lpad:                                             ; preds = %entry
   %1 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
-          catch i8* bitcast (i8** @_ZTIi to i8*), !dbg !11
-  %2 = extractvalue { i8*, i32 } %1, 0, !dbg !11
-  store i8* %2, i8** %exn.slot, !dbg !11
-  %3 = extractvalue { i8*, i32 } %1, 1, !dbg !11
-  store i32 %3, i32* %ehselector.slot, !dbg !11
-  br label %catch.dispatch, !dbg !11
-
-catch.dispatch:
-  %sel = load i32* %ehselector.slot, !dbg !13
-  %4 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #4, !dbg !13
-  %matches = icmp eq i32 %sel, %4, !dbg !13
-  br i1 %matches, label %catch, label %eh.resume, !dbg !13
-
-catch:
-  call void @llvm.dbg.declare(metadata !{i32* %e}, metadata !14), !dbg !15
-  %exn = load i8** %exn.slot, !dbg !13
-  %5 = call i8* @__cxa_begin_catch(i8* %exn) #4, !dbg !13
-  %6 = bitcast i8* %5 to i32*, !dbg !13
-  %exn.scalar = load i32* %6, !dbg !13
-  store i32 %exn.scalar, i32* %e, align 4, !dbg !13
-  store i32 0, i32* @global_var, align 4, !dbg !16
-  call void @__cxa_end_catch() #4, !dbg !18
-  br label %try.cont, !dbg !18
-
-try.cont:
-  store i32 1, i32* @global_var, align 4, !dbg !19
-  ret i32 0, !dbg !20
-
-eh.resume:
-  %exn1 = load i8** %exn.slot, !dbg !13
-  %sel2 = load i32* %ehselector.slot, !dbg !13
-  %lpad.val = insertvalue { i8*, i32 } undef, i8* %exn1, 0, !dbg !13
-  %lpad.val3 = insertvalue { i8*, i32 } %lpad.val, i32 %sel2, 1, !dbg !13
-  resume { i8*, i32 } %lpad.val3, !dbg !13
-}
-
-define linkonce_odr i32 @_Z4testi(i32 %k) #1 {
-entry:
-  %retval = alloca i32, align 4
-  %k.addr = alloca i32, align 4
-  %k2 = alloca i32, align 4
-  store i32 %k, i32* %k.addr, align 4
-  call void @llvm.dbg.declare(metadata !{i32* %k.addr}, metadata !21), !dbg !22
-  call void @llvm.dbg.declare(metadata !{i32* %k2}, metadata !23), !dbg !24
-  %0 = load i32* %k.addr, align 4, !dbg !24
-  %call = call i32 @_Z8test_exti(i32 %0), !dbg !24
-  store i32 %call, i32* %k2, align 4, !dbg !24
-  %1 = load i32* %k2, align 4, !dbg !25
-  %cmp = icmp sgt i32 %1, 100, !dbg !25
-  br i1 %cmp, label %if.then, label %if.end, !dbg !25
-
-if.then:
-  %2 = load i32* %k2, align 4, !dbg !26
-  store i32 %2, i32* %retval, !dbg !26
-  br label %return, !dbg !26
-
-if.end:
-  store i32 0, i32* %retval, !dbg !27
-  br label %return, !dbg !27
-
-return:
-  %3 = load i32* %retval, !dbg !28
-  ret i32 %3, !dbg !28
+          catch i8* bitcast (i8** @_ZTIi to i8*), !dbg !21
+  %2 = extractvalue { i8*, i32 } %1, 0, !dbg !21
+  store i8* %2, i8** %exn.slot, !dbg !21
+  %3 = extractvalue { i8*, i32 } %1, 1, !dbg !21
+  store i32 %3, i32* %ehselector.slot, !dbg !21
+  br label %catch.dispatch, !dbg !21
+
+catch.dispatch:                                   ; preds = %lpad
+  %sel = load i32* %ehselector.slot, !dbg !23
+  %4 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #2, !dbg !23
+  %matches = icmp eq i32 %sel, %4, !dbg !23
+  br i1 %matches, label %catch, label %eh.resume, !dbg !23
+
+catch:                                            ; preds = %catch.dispatch
+  call void @llvm.dbg.declare(metadata !{i32* %e}, metadata !24), !dbg !25
+  %exn = load i8** %exn.slot, !dbg !23
+  %5 = call i8* @__cxa_begin_catch(i8* %exn) #2, !dbg !23
+  %6 = bitcast i8* %5 to i32*, !dbg !23
+  %7 = load i32* %6, align 4, !dbg !23
+  store i32 %7, i32* %e, align 4, !dbg !23
+  store i32 0, i32* @global_var, align 4, !dbg !26
+  call void @__cxa_end_catch() #2, !dbg !28
+  br label %try.cont, !dbg !28
+
+try.cont:                                         ; preds = %catch, %invoke.cont
+  store i32 1, i32* @global_var, align 4, !dbg !29
+  ret i32 0, !dbg !30
+
+eh.resume:                                        ; preds = %catch.dispatch
+  %exn1 = load i8** %exn.slot, !dbg !23
+  %sel2 = load i32* %ehselector.slot, !dbg !23
+  %lpad.val = insertvalue { i8*, i32 } undef, i8* %exn1, 0, !dbg !23
+  %lpad.val3 = insertvalue { i8*, i32 } %lpad.val, i32 %sel2, 1, !dbg !23
+  resume { i8*, i32 } %lpad.val3, !dbg !23
 }
 
 declare i32 @__gxx_personality_v0(...)
 
-declare i32 @llvm.eh.typeid.for(i8*) #2
-
-declare void @llvm.dbg.declare(metadata, metadata) #2
+; Function Attrs: nounwind readnone
+declare i32 @llvm.eh.typeid.for(i8*) #1
 
 declare i8* @__cxa_begin_catch(i8*)
 
 declare void @__cxa_end_catch()
 
-declare i32 @_Z8test_exti(i32) #3
-
-attributes #0 = { ssp uwtable "target-cpu"="core2" "target-features"="-sse4a,-avx2,-xop,-fma4,-bmi2,-3dnow,-3dnowa,-pclmul,+sse,-avx,-sse41,+ssse3,+mmx,-rtm,-sse42,-lzcnt,-f16c,-popcnt,-bmi,-aes,-fma,-rdrand,+sse2,+sse3" }
-attributes #1 = { alwaysinline inlinehint ssp uwtable "target-cpu"="core2" "target-features"="-sse4a,-avx2,-xop,-fma4,-bmi2,-3dnow,-3dnowa,-pclmul,+sse,-avx,-sse41,+ssse3,+mmx,-rtm,-sse42,-lzcnt,-f16c,-popcnt,-bmi,-aes,-fma,-rdrand,+sse2,+sse3" }
-attributes #2 = { nounwind readnone }
-attributes #3 = { "target-cpu"="core2" "target-features"="-sse4a,-avx2,-xop,-fma4,-bmi2,-3dnow,-3dnowa,-pclmul,+sse,-avx,-sse41,+ssse3,+mmx,-rtm,-sse42,-lzcnt,-f16c,-popcnt,-bmi,-aes,-fma,-rdrand,+sse2,+sse3" }
-attributes #4 = { nounwind }
+attributes #1 = { nounwind readnone }
+attributes #2 = { nounwind }
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 0, i32 4, metadata !"test3.cpp", metadata !"/Users/manmanren/test-Nov/rdar_12415623/unit_test3", metadata !"clang version 3.3 (trunk 176115) (llvm/trunk 176114:176220M)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !2, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/manmanren/test-Nov/rdar_12415623/unit_test3/test3.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
-!2 = metadata !{metadata !3, metadata !8}
-!3 = metadata !{i32 786478, i32 0, metadata !4, metadata !"test2", metadata !"test2", metadata !"_Z5test2v", metadata !4, i32 10, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @_Z5test2v, null, null, metadata !1, i32 10} ; [ DW_TAG_subprogram ] [line 10] [def] [test2]
-!4 = metadata !{i32 786473, metadata !"test3.cpp", metadata !"/Users/manmanren/test-Nov/rdar_12415623/unit_test3", null} ; [ DW_TAG_file_type ]
-!5 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!6 = metadata !{metadata !7}
-!7 = metadata !{i32 786468, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
-!8 = metadata !{i32 786478, i32 0, metadata !4, metadata !"test", metadata !"test", metadata !"_Z4testi", metadata !4, i32 3, metadata !9, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @_Z4testi, null, null, metadata !1, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [test]
-!9 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !10, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!10 = metadata !{metadata !7, metadata !7}
-!11 = metadata !{i32 13, i32 0, metadata !12, null}
-!12 = metadata !{i32 786443, metadata !3, i32 12, i32 0, metadata !4, i32 0} ; [ DW_TAG_lexical_block ] [/Users/manmanren/test-Nov/rdar_12415623/unit_test3/test3.cpp]
-!13 = metadata !{i32 14, i32 0, metadata !12, null}
-!14 = metadata !{i32 786688, metadata !3, metadata !"e", metadata !4, i32 15, metadata !7, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [e] [line 15]
-!15 = metadata !{i32 15, i32 0, metadata !3, null}
-!16 = metadata !{i32 16, i32 0, metadata !17, null}
-!17 = metadata !{i32 786443, metadata !3, i32 15, i32 0, metadata !4, i32 1} ; [ DW_TAG_lexical_block ] [/Users/manmanren/test-Nov/rdar_12415623/unit_test3/test3.cpp]
-!18 = metadata !{i32 17, i32 0, metadata !17, null}
-!19 = metadata !{i32 18, i32 0, metadata !3, null}
-!20 = metadata !{i32 19, i32 0, metadata !3, null}
-!21 = metadata !{i32 786689, metadata !8, metadata !"k", metadata !4, i32 16777219, metadata !7, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [k] [line 3]
-!22 = metadata !{i32 3, i32 0, metadata !8, null}
-!23 = metadata !{i32 786688, metadata !8, metadata !"k2", metadata !4, i32 4, metadata !7, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [k2] [line 4]
-!24 = metadata !{i32 4, i32 0, metadata !8, null}
-!25 = metadata !{i32 5, i32 0, metadata !8, null}
-!26 = metadata !{i32 6, i32 0, metadata !8, null}
-!27 = metadata !{i32 7, i32 0, metadata !8, null}
-!28 = metadata !{i32 8, i32 0, metadata !8, null}
+!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [<unknown>] [DW_LANG_C_plus_plus]
+!1 = metadata !{metadata !"<unknown>", metadata !""}
+!2 = metadata !{i32 0}
+!3 = metadata !{metadata !4, metadata !10}
+!4 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"test", metadata !"test", metadata !"_Z4testi", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @_Z4testi, null, null, metadata !2, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [test]
+!5 = metadata !{metadata !"test.cpp", metadata !""}
+!6 = metadata !{i32 786473, metadata !5}          ; [ DW_TAG_file_type ] [test.cpp]
+!7 = metadata !{i32 786453, i32 0, i32 0, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!8 = metadata !{metadata !9, metadata !9}
+!9 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
+!10 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"test2", metadata !"test2", metadata !"_Z5test2v", i32 11, metadata !11, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @_Z5test2v, null, null, metadata !2, i32 11} ; [ DW_TAG_subprogram ] [line 11] [def] [test2]
+!11 = metadata !{i32 786453, i32 0, i32 0, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !12, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!12 = metadata !{metadata !9}
+!13 = metadata !{i32 786689, metadata !4, metadata !"k", metadata !6, i32 16777220, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [k] [line 4]
+!14 = metadata !{i32 4, i32 0, metadata !4, null}
+!15 = metadata !{i32 786688, metadata !4, metadata !"k2", metadata !6, i32 5, metadata !9, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [k2] [line 5]
+!16 = metadata !{i32 5, i32 0, metadata !4, null}
+!17 = metadata !{i32 6, i32 0, metadata !4, null}
+!18 = metadata !{i32 7, i32 0, metadata !4, null}
+!19 = metadata !{i32 8, i32 0, metadata !4, null}
+!20 = metadata !{i32 9, i32 0, metadata !4, null}
+!21 = metadata !{i32 14, i32 0, metadata !22, null}
+!22 = metadata !{i32 786443, metadata !5, metadata !10, i32 13, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [test.cpp]
+!23 = metadata !{i32 15, i32 0, metadata !22, null}
+!24 = metadata !{i32 786688, metadata !10, metadata !"e", metadata !6, i32 16, metadata !9, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [e] [line 16]
+!25 = metadata !{i32 16, i32 0, metadata !10, null}
+!26 = metadata !{i32 17, i32 0, metadata !27, null}
+!27 = metadata !{i32 786443, metadata !5, metadata !10, i32 16, i32 0, i32 1} ; [ DW_TAG_lexical_block ] [test.cpp]
+!28 = metadata !{i32 18, i32 0, metadata !27, null}
+!29 = metadata !{i32 19, i32 0, metadata !10, null}
+!30 = metadata !{i32 20, i32 0, metadata !10, null}