1 ; This test makes sure that these instructions are properly eliminated.
3 ; RUN: opt < %s -instcombine -S | not grep select
6 define i41 @test1(i1 %C) {
7 %V = select i1 %C, i41 1, i41 0 ; V = C
11 define i999 @test2(i1 %C) {
12 %V = select i1 %C, i999 0, i999 1 ; V = C
16 define i41 @test3(i41 %X) {
17 ;; (x <s 0) ? -1 : 0 -> ashr x, 31
18 %t = icmp slt i41 %X, 0
19 %V = select i1 %t, i41 -1, i41 0
23 define i1023 @test4(i1023 %X) {
24 ;; (x <s 0) ? -1 : 0 -> ashr x, 31
25 %t = icmp slt i1023 %X, 0
26 %V = select i1 %t, i1023 -1, i1023 0
30 define i41 @test5(i41 %X) {
31 ;; ((X & 27) ? 27 : 0)
33 %t = icmp ne i41 %Y, 0
34 %V = select i1 %t, i41 32, i41 0
38 define i1023 @test6(i1023 %X) {
39 ;; ((X & 27) ? 27 : 0)
41 %t = icmp ne i1023 %Y, 0
42 %V = select i1 %t, i1023 64, i1023 0