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Update DebugInfo interface to use metadata, instead of special named llvm.dbg.... global variables, to encode debugging information in llvm IR. This is mostly a mechanical change that tests metadata support very well.

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This change speeds up llvm-gcc by more then 6% at "-O0 -g" (measured by compiling InstructionCombining.cpp!)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79977 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2009-08-25 05:24:07 +00:00
parent 4bda11fbda
commit 2a610c7387
47 changed files with 966 additions and 1933 deletions
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2
test/Transforms/SimplifyCFG/dbginfo.ll
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@@ -1,5 +1,3 @@
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | grep region | count 2
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | grep func.start | count 2
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | not grep "br label"
%llvm.dbg.anchor.type = type { i32, i32 }