1 ; 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 4 5 define i32 @rotl32(i32 %A, i8 %Amt) nounwind { 6 %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 15 define i32 @rotr32(i32 %A, i8 %Amt) nounwind { 16 %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 25 define i32 @rotli32(i32 %A) nounwind { 26 %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 32 define i32 @rotri32(i32 %A) nounwind { 33 %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 39
