1 ; RUN: opt < %s -instcombine -S | FileCheck %s
3 target datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"
5 ; CHECK-LABEL: define i32 @positive1
8 ; CHECK: i32 100, label
9 ; CHECK: i32 1001, label
11 define i32 @positive1(i64 %a) {
13 %and = and i64 %a, 4294967295
14 switch i64 %and, label %sw.default [
16 i64 100, label %sw.bb1
17 i64 1001, label %sw.bb2
30 %retval.0 = phi i32 [ 24, %sw.default ], [ 123, %sw.bb2 ], [ 213, %sw.bb1 ], [ 231, %entry ]
34 ; CHECK-LABEL: define i32 @negative1
36 ; CHECK: i32 -10, label
37 ; CHECK: i32 -100, label
38 ; CHECK: i32 -1001, label
40 define i32 @negative1(i64 %a) {
42 %or = or i64 %a, -4294967296
43 switch i64 %or, label %sw.default [
44 i64 -10, label %return
45 i64 -100, label %sw.bb1
46 i64 -1001, label %sw.bb2
59 %retval.0 = phi i32 [ 24, %sw.default ], [ 123, %sw.bb2 ], [ 213, %sw.bb1 ], [ 231, %entry ]