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[ThinLTO] Add FunctionAttrs to ThinLTO index

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Adds function attributes to index: ReadNone, ReadOnly, NoRecurse, NoAlias. This attributes will be used for future ThinLTO optimizations that will propagate function attributes across modules.

llvm-svn: 310061
This commit is contained in:
Charles Saternos
2017-08-04 16:00:58 +00:00
parent 79e7f6b3e3
commit 75da10d1b2
14 changed files with 142 additions and 44 deletions
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4
llvm/test/Bitcode/thinlto-function-summary-callgraph-pgo.ll
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@@ -17,7 +17,7 @@
; CHECK: <GLOBALVAL_SUMMARY_BLOCK
; CHECK-NEXT: <VERSION
; See if the call to func is registered, using the expected hotness type.
; CHECK-NEXT: <PERMODULE_PROFILE {{.*}} op4=1 op5=2/>
; CHECK-NEXT: <PERMODULE_PROFILE {{.*}} op5=1 op6=2/>
; CHECK-NEXT: </GLOBALVAL_SUMMARY_BLOCK>
; CHECK: <STRTAB_BLOCK
; CHECK-NEXT: blob data = 'mainfunc{{.*}}'
@@ -29,7 +29,7 @@
; COMBINED-NEXT: <COMBINED
; See if the call to func is registered, using the expected hotness type.
; op6=2 which is hotnessType::None.
; COMBINED-NEXT: <COMBINED_PROFILE {{.*}} op5=[[FUNCID]] op6=2/>
; COMBINED-NEXT: <COMBINED_PROFILE {{.*}} op6=[[FUNCID]] op7=2/>
; COMBINED-NEXT: </GLOBALVAL_SUMMARY_BLOCK>
; ModuleID = 'thinlto-function-summary-callgraph.ll'