llvm/test/CodeGen/PowerPC/rotl-2.ll
Dale Johannesen 0a6ee6d131 Remove -unwind-tables-optional everywhere, since
this is now the default.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49667 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-14 17:56:54 +00:00

39 lines
1.2 KiB
LLVM

; RUN: llvm-as < %s | llc -march=ppc32 | grep rlwinm | count 4
; RUN: llvm-as < %s | llc -march=ppc32 | grep rlwnm | count 2
; RUN: llvm-as < %s | llc -march=ppc32 | not grep or
define i32 @rotl32(i32 %A, i8 %Amt) nounwind {
%shift.upgrd.1 = zext i8 %Amt to i32 ; <i32> [#uses=1]
%B = shl i32 %A, %shift.upgrd.1 ; <i32> [#uses=1]
%Amt2 = sub i8 32, %Amt ; <i8> [#uses=1]
%shift.upgrd.2 = zext i8 %Amt2 to i32 ; <i32> [#uses=1]
%C = lshr i32 %A, %shift.upgrd.2 ; <i32> [#uses=1]
%D = or i32 %B, %C ; <i32> [#uses=1]
ret i32 %D
}
define i32 @rotr32(i32 %A, i8 %Amt) nounwind {
%shift.upgrd.3 = zext i8 %Amt to i32 ; <i32> [#uses=1]
%B = lshr i32 %A, %shift.upgrd.3 ; <i32> [#uses=1]
%Amt2 = sub i8 32, %Amt ; <i8> [#uses=1]
%shift.upgrd.4 = zext i8 %Amt2 to i32 ; <i32> [#uses=1]
%C = shl i32 %A, %shift.upgrd.4 ; <i32> [#uses=1]
%D = or i32 %B, %C ; <i32> [#uses=1]
ret i32 %D
}
define i32 @rotli32(i32 %A) nounwind {
%B = shl i32 %A, 5 ; <i32> [#uses=1]
%C = lshr i32 %A, 27 ; <i32> [#uses=1]
%D = or i32 %B, %C ; <i32> [#uses=1]
ret i32 %D
}
define i32 @rotri32(i32 %A) nounwind {
%B = lshr i32 %A, 5 ; <i32> [#uses=1]
%C = shl i32 %A, 27 ; <i32> [#uses=1]
%D = or i32 %B, %C ; <i32> [#uses=1]
ret i32 %D
}