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Add testcase for rotate by register and rotate by immediate

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llvm-svn: 25228
This commit is contained in:
Nate Begeman 2006-01-11 22:58:12 +00:00
parent 5fa1397b29
commit 93dc802c60
1 changed files with 51 additions and 0 deletions
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51
test/Regression/CodeGen/PowerPC/rotl.ll Normal file
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; RUN: llvm-as < %s | llc -march=ppc32 | not grep or &&
; RUN: llvm-as < %s | llc -march=ppc32 | grep rlwnm | wc -l | grep 2 &&
; RUN: llvm-as < %s | llc -march=ppc32 | grep rlwinm | wc -l | grep 2
implementation ; Functions:
int %rotlw(uint %x, int %sh) {
entry:
%tmp.3 = cast int %sh to ubyte ; <ubyte> [#uses=1]
%x = cast uint %x to int ; <int> [#uses=1]
%tmp.7 = sub int 32, %sh ; <int> [#uses=1]
%tmp.9 = cast int %tmp.7 to ubyte ; <ubyte> [#uses=1]
%tmp.10 = shr uint %x, ubyte %tmp.9 ; <uint> [#uses=1]
%tmp.4 = shl int %x, ubyte %tmp.3 ; <int> [#uses=1]
%tmp.10 = cast uint %tmp.10 to int ; <int> [#uses=1]
%tmp.12 = or int %tmp.10, %tmp.4 ; <int> [#uses=1]
ret int %tmp.12
}
int %rotrw(uint %x, int %sh) {
entry:
%tmp.3 = cast int %sh to ubyte ; <ubyte> [#uses=1]
%tmp.4 = shr uint %x, ubyte %tmp.3 ; <uint> [#uses=1]
%tmp.7 = sub int 32, %sh ; <int> [#uses=1]
%tmp.9 = cast int %tmp.7 to ubyte ; <ubyte> [#uses=1]
%x = cast uint %x to int ; <int> [#uses=1]
%tmp.4 = cast uint %tmp.4 to int ; <int> [#uses=1]
%tmp.10 = shl int %x, ubyte %tmp.9 ; <int> [#uses=1]
%tmp.12 = or int %tmp.4, %tmp.10 ; <int> [#uses=1]
ret int %tmp.12
}
int %rotlwi(uint %x) {
entry:
%x = cast uint %x to int ; <int> [#uses=1]
%tmp.7 = shr uint %x, ubyte 27 ; <uint> [#uses=1]
%tmp.3 = shl int %x, ubyte 5 ; <int> [#uses=1]
%tmp.7 = cast uint %tmp.7 to int ; <int> [#uses=1]
%tmp.9 = or int %tmp.3, %tmp.7 ; <int> [#uses=1]
ret int %tmp.9
}
int %rotrwi(uint %x) {
entry:
%tmp.3 = shr uint %x, ubyte 5 ; <uint> [#uses=1]
%x = cast uint %x to int ; <int> [#uses=1]
%tmp.3 = cast uint %tmp.3 to int ; <int> [#uses=1]
%tmp.7 = shl int %x, ubyte 27 ; <int> [#uses=1]
%tmp.9 = or int %tmp.3, %tmp.7 ; <int> [#uses=1]
ret int %tmp.9
}