From e3821c79bc5b535e4cb8ade73f5657a61c04b0a0 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 30 Jun 2009 05:22:31 +0000 Subject: [PATCH] remove a bogus note. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74509 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/README.txt | 20 -------------------- 1 file changed, 20 deletions(-) diff --git a/lib/Target/X86/README.txt b/lib/Target/X86/README.txt index 711f1d2345f..4464878ce21 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. - -//===---------------------------------------------------------------------===// -- 2.34.1