diff --git a/llvm/test/CodeGen/PowerPC/rotl-2.ll b/llvm/test/CodeGen/PowerPC/rotl-2.ll new file mode 100644 index 000000000000..0512357584f7 --- /dev/null +++ b/llvm/test/CodeGen/PowerPC/rotl-2.ll @@ -0,0 +1,38 @@ +; RUN: llvm-as < %s | llc -march=ppc32 | grep rlwinm | wc -l | grep 4 && +; RUN: llvm-as < %s | llc -march=ppc32 | grep rlwnm | wc -l | grep 2 && +; RUN: llvm-as < %s | llc -march=ppc32 | not grep or + +define i32 @rotl32(i32 %A, i8 %Amt) { + %shift.upgrd.1 = zext i8 %Amt to i32 ; [#uses=1] + %B = shl i32 %A, %shift.upgrd.1 ; [#uses=1] + %Amt2 = sub i8 32, %Amt ; [#uses=1] + %shift.upgrd.2 = zext i8 %Amt2 to i32 ; [#uses=1] + %C = lshr i32 %A, %shift.upgrd.2 ; [#uses=1] + %D = or i32 %B, %C ; [#uses=1] + ret i32 %D +} + +define i32 @rotr32(i32 %A, i8 %Amt) { + %shift.upgrd.3 = zext i8 %Amt to i32 ; [#uses=1] + %B = lshr i32 %A, %shift.upgrd.3 ; [#uses=1] + %Amt2 = sub i8 32, %Amt ; [#uses=1] + %shift.upgrd.4 = zext i8 %Amt2 to i32 ; [#uses=1] + %C = shl i32 %A, %shift.upgrd.4 ; [#uses=1] + %D = or i32 %B, %C ; [#uses=1] + ret i32 %D +} + +define i32 @rotli32(i32 %A) { + %B = shl i32 %A, 5 ; [#uses=1] + %C = lshr i32 %A, 27 ; [#uses=1] + %D = or i32 %B, %C ; [#uses=1] + ret i32 %D +} + +define i32 @rotri32(i32 %A) { + %B = lshr i32 %A, 5 ; [#uses=1] + %C = shl i32 %A, 27 ; [#uses=1] + %D = or i32 %B, %C ; [#uses=1] + ret i32 %D +} +