From 19f14dcf6af11b5520acfc5c2fd4100ec1972b44 Mon Sep 17 00:00:00 2001 From: Duncan Sands Date: Tue, 28 Dec 2010 18:01:19 +0000 Subject: [PATCH] Clarify that InstructionSimplify only returns values that dominate the original instruction. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122601 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/Analysis/InstructionSimplify.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/include/llvm/Analysis/InstructionSimplify.h b/include/llvm/Analysis/InstructionSimplify.h index c2812dfd25a..653971377d1 100644 --- a/include/llvm/Analysis/InstructionSimplify.h +++ b/include/llvm/Analysis/InstructionSimplify.h @@ -11,7 +11,8 @@ // that do not require creating new instructions. This does constant folding // ("add i32 1, 1" -> "2") but can also handle non-constant operands, either // returning a constant ("and i32 %x, 0" -> "0") or an already existing value -// ("and i32 %x, %x" -> "%x"). +// ("and i32 %x, %x" -> "%x"). If the simplification is also an instruction +// then it dominates the original instruction. // //===----------------------------------------------------------------------===// -- 2.11.0