blob: da121140be20958915234cbaddc6679b35b4ee5c [file] [log] [blame]
; RUN: llc < %s -march=thumb -mattr=+thumb2 -join-physregs | FileCheck %s
; These tests implicitly depend on 'movs r0, #0' being rematerialized below the
; test as 'mov.w r0, #0'. So far, that requires physreg joining.
; 0x000000bb = 187
define i1 @f1(i32 %a) {
; CHECK: f1:
; CHECK: cmp r0, #187
%tmp = icmp ne i32 %a, 187
ret i1 %tmp
}
; 0x00aa00aa = 11141290
define i1 @f2(i32 %a) {
; CHECK: f2:
; CHECK: cmp.w r0, #11141290
%tmp = icmp eq i32 %a, 11141290
ret i1 %tmp
}
; 0xcc00cc00 = 3422604288
define i1 @f3(i32 %a) {
; CHECK: f3:
; CHECK: cmp.w r0, #-872363008
%tmp = icmp ne i32 %a, 3422604288
ret i1 %tmp
}
; 0xdddddddd = 3722304989
define i1 @f4(i32 %a) {
; CHECK: f4:
; CHECK: cmp.w r0, #-572662307
%tmp = icmp ne i32 %a, 3722304989
ret i1 %tmp
}
; 0x00110000 = 1114112
define i1 @f5(i32 %a) {
; CHECK: f5:
; CHECK: cmp.w r0, #1114112
%tmp = icmp eq i32 %a, 1114112
ret i1 %tmp
}
; Check that we don't do an invalid (a > b) --> !(a < b + 1) transform.
;
; CHECK: f6:
; CHECK-NOT: cmp.w r0, #-2147483648
; CHECK: bx lr
define i32 @f6(i32 %a) {
%tmp = icmp sgt i32 %a, 2147483647
br i1 %tmp, label %true, label %false
true:
ret i32 2
false:
ret i32 0
}