diff options
author | Chris Lattner <sabre@nondot.org> | 2007-04-18 03:04:37 +0000 |
---|---|---|
committer | Chris Lattner <sabre@nondot.org> | 2007-04-18 03:04:37 +0000 |
commit | 1e6cf8630fa879c471c8623d90e3382b1344b80b (patch) | |
tree | d6544351355f4dff1eda19ef10a6041a9da7b01b /test/CodeGen | |
parent | 0a16a1f73816f7bdd420212feb72467707d5ac02 (diff) | |
download | llvm-1e6cf8630fa879c471c8623d90e3382b1344b80b.tar.gz llvm-1e6cf8630fa879c471c8623d90e3382b1344b80b.tar.bz2 llvm-1e6cf8630fa879c471c8623d90e3382b1344b80b.tar.xz |
new testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36243 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
-rw-r--r-- | test/CodeGen/X86/shl_elim.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/CodeGen/X86/shl_elim.ll b/test/CodeGen/X86/shl_elim.ll new file mode 100644 index 0000000000..2e48e528c9 --- /dev/null +++ b/test/CodeGen/X86/shl_elim.ll @@ -0,0 +1,13 @@ +; 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 +} + |