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new testcase

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llvm-svn: 36220
This commit is contained in:
Chris Lattner 2007-04-17 21:12:26 +00:00
parent 205a49abb3
commit c09249e3ba
1 changed files with 11 additions and 0 deletions
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test/CodeGen/PowerPC/shl_elim.ll Normal file
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; RUN: llvm-as < %s | llc -march=ppc32 | not grep slwi
define i32 @test1(i64 %a) {
%tmp29 = lshr i64 %a, 24 ; <i64> [#uses=1]
%tmp23 = trunc i64 %tmp29 to i32 ; <i32> [#uses=1]
%tmp410 = lshr i32 %tmp23, 9 ; <i32> [#uses=1]
%tmp45 = trunc i32 %tmp410 to i16 ; <i16> [#uses=1]
%tmp456 = sext i16 %tmp45 to i32 ; <i32> [#uses=1]
ret i32 %tmp456
}