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new testcase

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36243 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-04-18 03:04:37 +00:00
parent 0a16a1f738
commit 1e6cf8630f
1 changed files with 13 additions and 0 deletions
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13
test/CodeGen/X86/shl_elim.ll Normal file
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; RUN: llvm-as < %s | llc -march=x86 | grep {movl 8(.esp), %eax}
; RUN: llvm-as < %s | llc -march=x86 | grep {shll .15, .eax}
; RUN: llvm-as < %s | llc -march=x86 | grep {sarl .16, .eax}
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
}