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| author | Chris Lattner <sabre@nondot.org> | 2009-06-30 05:22:31 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-06-30 05:22:31 +0000 |
| commit | cfacbf735af8b2c71cb5acd405e69f832aa2230a (patch) | |
| tree | 33b966c96455edde17af223730a86f38a03c2ea6 /lib | |
| parent | e718fb0789881de866292288823d96784e040390 (diff) | |
| download | external_llvm-cfacbf735af8b2c71cb5acd405e69f832aa2230a.zip external_llvm-cfacbf735af8b2c71cb5acd405e69f832aa2230a.tar.gz external_llvm-cfacbf735af8b2c71cb5acd405e69f832aa2230a.tar.bz2 | |
remove a bogus note.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74509 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/X86/README.txt | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/lib/Target/X86/README.txt b/lib/Target/X86/README.txt index 711f1d2..4464878 100644 --- a/lib/Target/X86/README.txt +++ b/lib/Target/X86/README.txt @@ -1932,23 +1932,3 @@ Replacing an icmp+select with a shift should always be considered profitable in instcombine. //===---------------------------------------------------------------------===// - -It looks like we don't have patterns (or they aren't matching) for adc with -immediate: - -define i64 @f1(i64 %a) nounwind { - %tmp = sub i64 %a, 734439407618 - ret i64 %tmp -} -$ llvm-as < t.ll | llc -march=x86 - -_f1: - movl 4(%esp), %eax - addl $4294967294, %eax - movl $4294967124, %edx - adcl 8(%esp), %edx - ret - -There is no need to clobber %edx there. - -//===---------------------------------------------------------------------===// |