forked from OSchip/llvm-project
50 lines
1.1 KiB
LLVM
50 lines
1.1 KiB
LLVM
; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
|
|
|
|
; These tests would be improved by 'movs r0, #0' being rematerialized below the
|
|
; tst as 'mov.w r0, #0'.
|
|
|
|
; 0x000000bb = 187
|
|
define i1 @f2(i32 %a) {
|
|
%tmp = and i32 %a, 187
|
|
%tmp1 = icmp eq i32 0, %tmp
|
|
ret i1 %tmp1
|
|
}
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: tst.w {{.*}}, #187
|
|
|
|
; 0x00aa00aa = 11141290
|
|
define i1 @f3(i32 %a) {
|
|
%tmp = and i32 %a, 11141290
|
|
%tmp1 = icmp eq i32 %tmp, 0
|
|
ret i1 %tmp1
|
|
}
|
|
; CHECK-LABEL: f3:
|
|
; CHECK: tst.w {{.*}}, #11141290
|
|
|
|
; 0xcc00cc00 = 3422604288
|
|
define i1 @f6(i32 %a) {
|
|
%tmp = and i32 %a, 3422604288
|
|
%tmp1 = icmp eq i32 0, %tmp
|
|
ret i1 %tmp1
|
|
}
|
|
; CHECK-LABEL: f6:
|
|
; CHECK: tst.w {{.*}}, #-872363008
|
|
|
|
; 0xdddddddd = 3722304989
|
|
define i1 @f7(i32 %a) {
|
|
%tmp = and i32 %a, 3722304989
|
|
%tmp1 = icmp eq i32 %tmp, 0
|
|
ret i1 %tmp1
|
|
}
|
|
; CHECK-LABEL: f7:
|
|
; CHECK: tst.w {{.*}}, #-572662307
|
|
|
|
; 0x00110000 = 1114112
|
|
define i1 @f10(i32 %a) {
|
|
%tmp = and i32 %a, 1114112
|
|
%tmp1 = icmp eq i32 0, %tmp
|
|
ret i1 %tmp1
|
|
}
|
|
; CHECK-LABEL: f10:
|
|
; CHECK: tst.w {{.*}}, #1114112
|