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| author | Craig Topper <craig.topper@gmail.com> | 2013-10-05 17:17:53 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2013-10-05 17:17:53 +0000 |
| commit | e2522fd06c0844c7083cc2cbd3ad0aae960e4a00 (patch) | |
| tree | ce2b0be775399f93bde3ea7d5761813ddabf918c /test/CodeGen/X86/tbm_patterns.ll | |
| parent | 5e195a4c8d8cd4498ab7e0aa16a3b6f273daf457 (diff) | |
| download | llvm-e2522fd06c0844c7083cc2cbd3ad0aae960e4a00.tar.gz llvm-e2522fd06c0844c7083cc2cbd3ad0aae960e4a00.tar.bz2 llvm-e2522fd06c0844c7083cc2cbd3ad0aae960e4a00.tar.xz | |
Add an additional pattern for BLCI since opt can turn (not (add x, 1)) into (sub -2, x).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192037 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/tbm_patterns.ll')
| -rw-r--r-- | test/CodeGen/X86/tbm_patterns.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/X86/tbm_patterns.ll b/test/CodeGen/X86/tbm_patterns.ll index 8b999be0ea..79eea10af3 100644 --- a/test/CodeGen/X86/tbm_patterns.ll +++ b/test/CodeGen/X86/tbm_patterns.ll @@ -84,6 +84,26 @@ entry: ret i64 %2 } +define i32 @test_x86_tbm_blci_u32_b(i32 %a) nounwind readnone { +entry: + ; CHECK-LABEL: test_x86_tbm_blci_u32_b: + ; CHECK-NOT: mov + ; CHECK: blci % + %0 = sub i32 -2, %a + %1 = or i32 %0, %a + ret i32 %1 +} + +define i64 @test_x86_tbm_blci_u64_b(i64 %a) nounwind readnone { +entry: + ; CHECK-LABEL: test_x86_tbm_blci_u64_b: + ; CHECK-NOT: mov + ; CHECK: blci % + %0 = sub i64 -2, %a + %1 = or i64 %0, %a + ret i64 %1 +} + define i32 @test_x86_tbm_blcic_u32(i32 %a) nounwind readnone { entry: ; CHECK-LABEL: test_x86_tbm_blcic_u32: |