13 lines
349 B
LLVM
13 lines
349 B
LLVM
; RUN: opt < %s -scalar-evolution -analyze -enable-new-pm=0 | FileCheck %s
|
|
; RUN: opt < %s "-passes=print<scalar-evolution>" -disable-output 2>&1 | FileCheck %s
|
|
|
|
; CHECK: --> ((-128 * %a) /u -128)
|
|
|
|
; Don't let ScalarEvolution fold this div away.
|
|
|
|
define i8 @foo(i8 %a) {
|
|
%t0 = shl i8 %a, 7
|
|
%t1 = lshr i8 %t0, 7
|
|
ret i8 %t1
|
|
}
|