llvm-project/llvm/test/Transforms/IndVarSimplify/shrunk-constant.ll

17 lines
350 B
LLVM

; RUN: opt < %s -scalar-evolution -analyze | FileCheck %s
; CHECK: --> (1 + (zext i4 {-8,+,-8}<%loop> to i32))<nuw><nsw>
define fastcc void @foo() nounwind {
entry:
br label %loop
loop:
%i = phi i32 [ 0, %entry ], [ %t2, %loop ]
%t0 = add i32 %i, 9
%t1 = and i32 %t0, 9
store i32 %t1, i32* null
%t2 = add i32 %i, 8
br label %loop
}