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EarlyCSE does this now (and GVN always did it).

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122960 91177308-0d34-0410-b5e6-96231b3b80d8
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Benjamin Kramer 2011-01-06 13:19:46 +00:00
parent 240d42d185
commit 7d9f51f4b5
1 changed files with 0 additions and 11 deletions
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11
lib/Target/README.txt
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@ -2009,17 +2009,6 @@ entry:
//===---------------------------------------------------------------------===//
This compare could fold to false:
define i1 @g(i32 a) nounwind readnone {
%add = shl i32 %a, 1
%mul = shl i32 %a, 1
%cmp = icmp ugt i32 %add, %mul
ret i1 %cmp
}
//===---------------------------------------------------------------------===//
This code (from Benchmarks/Dhrystone/dry.c):
define i32 @Func1(i32, i32) nounwind readnone optsize ssp {