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[ThinLTO] Include linkage type in function summary

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Summary:
Adds the linkage type to both the per-module and combined function
summaries, which subsumes the current islocal bit. This will eventually
be used to optimized linkage types based on global summary-based
analysis.

Reviewers: joker.eph

Subscribers: joker.eph, davidxl, llvm-commits

Differential Revision: http://reviews.llvm.org/D16943

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@259993 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Teresa Johnson
2016-02-06 16:07:35 +00:00
parent 6c6df98e8f
commit 74409a0b8a
7 changed files with 99 additions and 25 deletions
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4
test/Bitcode/thinlto-function-summary.ll
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@@ -3,11 +3,11 @@
; Check the value ids in the function summary entries against the
; same in the ValueSumbolTable, to ensure the ordering is stable.
; Also check the islocal flag on the summary entries.
; Also check the linkage field on the summary entries.
; BC: <FUNCTION_SUMMARY_BLOCK
; BC-NEXT: <PERMODULE_ENTRY {{.*}} op0=1 op1=0
; BC-NEXT: <PERMODULE_ENTRY {{.*}} op0=2 op1=0
; BC-NEXT: <PERMODULE_ENTRY {{.*}} op0=4 op1=1
; BC-NEXT: <PERMODULE_ENTRY {{.*}} op0=4 op1=3
; BC-NEXT: </FUNCTION_SUMMARY_BLOCK
; BC-NEXT: <VALUE_SYMTAB
; BC-NEXT: <FNENTRY {{.*}} op0=1 {{.*}}> record string = 'foo'