blob: 0f699a8dd29d6bbdce80c03f4b7d59b3c2f41fda [file] [log] [blame]
Andrew Zhogin2f8be052017-07-04 19:50:22 +00001; RUN: llc -mtriple=arm-eabi -mattr=+v6 %s -o - | FileCheck %s
2
3; rotr (rotr x, 4), 6 -> rotr x, 10 -> ror r0, r0, #10
4define i32 @test1(i32 %x) nounwind readnone {
5; CHECK-LABEL: test1:
Andrew Zhogin45d19282017-07-05 17:55:42 +00006; CHECK: ror r0, r0, #10
Andrew Zhogin2f8be052017-07-04 19:50:22 +00007; CHECK: bx lr
8entry:
9 %high_part.i = shl i32 %x, 28
10 %low_part.i = lshr i32 %x, 4
11 %result.i = or i32 %high_part.i, %low_part.i
12 %high_part.i.1 = shl i32 %result.i, 26
13 %low_part.i.2 = lshr i32 %result.i, 6
14 %result.i.3 = or i32 %low_part.i.2, %high_part.i.1
15 ret i32 %result.i.3
16}
17
18; the same vector test
19define <2 x i32> @test2(<2 x i32> %x) nounwind readnone {
20; CHECK-LABEL: test2:
Andrew Zhogin45d19282017-07-05 17:55:42 +000021; CHECK: ror r0, r0, #10
22; CHECK: ror r1, r1, #10
Andrew Zhogin2f8be052017-07-04 19:50:22 +000023; CHECK: bx lr
24entry:
25 %high_part.i = shl <2 x i32> %x, <i32 28, i32 28>
26 %low_part.i = lshr <2 x i32> %x, <i32 4, i32 4>
27 %result.i = or <2 x i32> %high_part.i, %low_part.i
28 %high_part.i.1 = shl <2 x i32> %result.i, <i32 26, i32 26>
29 %low_part.i.2 = lshr <2 x i32> %result.i, <i32 6, i32 6>
30 %result.i.3 = or <2 x i32> %low_part.i.2, %high_part.i.1
31 ret <2 x i32> %result.i.3
32}
33