111 lines
2.5 KiB
LLVM
111 lines
2.5 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 i32 @f2(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 187
|
||
|
|
%tmp1 = icmp eq i32 0, %tmp
|
||
|
|
%ret = select i1 %tmp1, i32 42, i32 24
|
||
|
|
ret i32 %ret
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f2:
|
||
|
|
; CHECK: tst.w {{.*}}, #187
|
||
|
|
|
||
|
|
; 0x00aa00aa = 11141290
|
||
|
|
define i32 @f3(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 11141290
|
||
|
|
%tmp1 = icmp eq i32 %tmp, 0
|
||
|
|
%ret = select i1 %tmp1, i32 42, i32 24
|
||
|
|
ret i32 %ret
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f3:
|
||
|
|
; CHECK: tst.w {{.*}}, #11141290
|
||
|
|
|
||
|
|
; 0xcc00cc00 = 3422604288
|
||
|
|
define i32 @f6(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 3422604288
|
||
|
|
%tmp1 = icmp eq i32 0, %tmp
|
||
|
|
%ret = select i1 %tmp1, i32 42, i32 24
|
||
|
|
ret i32 %ret
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f6:
|
||
|
|
; CHECK: tst.w {{.*}}, #-872363008
|
||
|
|
|
||
|
|
; 0xdddddddd = 3722304989
|
||
|
|
define i32 @f7(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 3722304989
|
||
|
|
%tmp1 = icmp eq i32 %tmp, 0
|
||
|
|
%ret = select i1 %tmp1, i32 42, i32 24
|
||
|
|
ret i32 %ret
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f7:
|
||
|
|
; CHECK: tst.w {{.*}}, #-572662307
|
||
|
|
|
||
|
|
; 0x00110000 = 1114112
|
||
|
|
define i32 @f10(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 1114112
|
||
|
|
%tmp1 = icmp eq i32 0, %tmp
|
||
|
|
%ret = select i1 %tmp1, i32 42, i32 24
|
||
|
|
ret i32 %ret
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f10:
|
||
|
|
; CHECK: tst.w {{.*}}, #1114112
|
||
|
|
|
||
|
|
; 0x000000bb = 187
|
||
|
|
define i1 @f12(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 187
|
||
|
|
%tmp1 = icmp eq i32 0, %tmp
|
||
|
|
ret i1 %tmp1
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f12:
|
||
|
|
; CHECK: and r0, r0, #187
|
||
|
|
; CHECK-NEXT: clz r0, r0
|
||
|
|
; CHECK-NEXT: lsrs r0, r0, #5
|
||
|
|
|
||
|
|
; 0x00aa00aa = 11141290
|
||
|
|
define i1 @f13(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 11141290
|
||
|
|
%tmp1 = icmp eq i32 %tmp, 0
|
||
|
|
ret i1 %tmp1
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f13:
|
||
|
|
; CHECK: and r0, r0, #11141290
|
||
|
|
; CHECK-NEXT: clz r0, r0
|
||
|
|
; CHECK-NEXT: lsrs r0, r0, #5
|
||
|
|
|
||
|
|
; 0xcc00cc00 = 3422604288
|
||
|
|
define i1 @f16(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 3422604288
|
||
|
|
%tmp1 = icmp eq i32 0, %tmp
|
||
|
|
ret i1 %tmp1
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f16:
|
||
|
|
; CHECK: and r0, r0, #-872363008
|
||
|
|
; CHECK-NEXT: clz r0, r0
|
||
|
|
; CHECK-NEXT: lsrs r0, r0, #5
|
||
|
|
|
||
|
|
; 0xdddddddd = 3722304989
|
||
|
|
define i1 @f17(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 3722304989
|
||
|
|
%tmp1 = icmp eq i32 %tmp, 0
|
||
|
|
ret i1 %tmp1
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f17:
|
||
|
|
; CHECK: bic r0, r0, #572662306
|
||
|
|
; CHECK-NEXT: clz r0, r0
|
||
|
|
; CHECK-NEXT: lsrs r0, r0, #5
|
||
|
|
|
||
|
|
; 0x00110000 = 1114112
|
||
|
|
define i1 @f18(i32 %a) {
|
||
|
|
%tmp = and i32 %a, 1114112
|
||
|
|
%tmp1 = icmp eq i32 0, %tmp
|
||
|
|
ret i1 %tmp1
|
||
|
|
}
|
||
|
|
; CHECK-LABEL: f18:
|
||
|
|
; CHECK: and r0, r0, #1114112
|
||
|
|
; CHECK-NEXT: clz r0, r0
|
||
|
|
; CHECK-NEXT: lsrs r0, r0, #5
|
||
|
|
|