blob: d32ef59be6c41f23f1217d84f72e5cd3cd1eebe8 [file] [log] [blame]
Dan Gohmanfce288f2009-09-09 00:09:15 +00001; RUN: llc < %s -march=ppc32 | grep rlwinm | count 4
2; RUN: llc < %s -march=ppc32 | grep rlwnm | count 2
3; RUN: llc < %s -march=ppc32 | not grep or
Chris Lattner19e97052007-04-02 22:08:54 +00004
Dale Johannesen1d3863f2008-03-31 23:20:09 +00005define i32 @rotl32(i32 %A, i8 %Amt) nounwind {
Chris Lattner19e97052007-04-02 22:08:54 +00006 %shift.upgrd.1 = zext i8 %Amt to i32 ; <i32> [#uses=1]
7 %B = shl i32 %A, %shift.upgrd.1 ; <i32> [#uses=1]
8 %Amt2 = sub i8 32, %Amt ; <i8> [#uses=1]
9 %shift.upgrd.2 = zext i8 %Amt2 to i32 ; <i32> [#uses=1]
10 %C = lshr i32 %A, %shift.upgrd.2 ; <i32> [#uses=1]
11 %D = or i32 %B, %C ; <i32> [#uses=1]
12 ret i32 %D
13}
14
Dale Johannesen1d3863f2008-03-31 23:20:09 +000015define i32 @rotr32(i32 %A, i8 %Amt) nounwind {
Chris Lattner19e97052007-04-02 22:08:54 +000016 %shift.upgrd.3 = zext i8 %Amt to i32 ; <i32> [#uses=1]
17 %B = lshr i32 %A, %shift.upgrd.3 ; <i32> [#uses=1]
18 %Amt2 = sub i8 32, %Amt ; <i8> [#uses=1]
19 %shift.upgrd.4 = zext i8 %Amt2 to i32 ; <i32> [#uses=1]
20 %C = shl i32 %A, %shift.upgrd.4 ; <i32> [#uses=1]
21 %D = or i32 %B, %C ; <i32> [#uses=1]
22 ret i32 %D
23}
24
Dale Johannesen1d3863f2008-03-31 23:20:09 +000025define i32 @rotli32(i32 %A) nounwind {
Chris Lattner19e97052007-04-02 22:08:54 +000026 %B = shl i32 %A, 5 ; <i32> [#uses=1]
27 %C = lshr i32 %A, 27 ; <i32> [#uses=1]
28 %D = or i32 %B, %C ; <i32> [#uses=1]
29 ret i32 %D
30}
31
Dale Johannesen1d3863f2008-03-31 23:20:09 +000032define i32 @rotri32(i32 %A) nounwind {
Chris Lattner19e97052007-04-02 22:08:54 +000033 %B = lshr i32 %A, 5 ; <i32> [#uses=1]
34 %C = shl i32 %A, 27 ; <i32> [#uses=1]
35 %D = or i32 %B, %C ; <i32> [#uses=1]
36 ret i32 %D
37}
38