1 ; This test makes sure that these instructions are properly eliminated.
4 ; RUN: if as < %s | opt -instcombine | dis | grep sh
12 %B = shl int %A, ubyte 0
16 int "test2"(ubyte %A) {
17 %B = shl int 0, ubyte %A
22 %B = shr int %A, ubyte 0
26 int "test4"(ubyte %A) {
27 %B = shr int 0, ubyte %A
31 uint "test5"(uint %A) {
32 %B = shr uint %A, ubyte 32 ;; shift all bits out
36 uint %test6(uint %A) {
37 %B = shl uint %A, ubyte 1 ;; convert to an add instruction
41 int %test7(ubyte %A) {
42 %B = shr int -1, ubyte %A ;; Always equal to -1