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| author | Evan Cheng <evan.cheng@apple.com> | 2010-12-11 04:11:38 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-12-11 04:11:38 +0000 |
| commit | 3434575704078b2d638ed3977d9a4d0b2c7b4701 (patch) | |
| tree | 45138192345a9d8783288e1dd741321763d79352 /llvm/test/CodeGen/ARM | |
| parent | f6eaba85a8c385795d94cf97e5633d08f2bb04c4 (diff) | |
| download | bcm5719-llvm-3434575704078b2d638ed3977d9a4d0b2c7b4701.tar.gz bcm5719-llvm-3434575704078b2d638ed3977d9a4d0b2c7b4701.zip | |
(or (and (shl A, #shamt), mask), B) => ARMbfi B, A, ~mask where lsb(mask) == #shamt. rdar://8752056
llvm-svn: 121606
Diffstat (limited to 'llvm/test/CodeGen/ARM')
| -rw-r--r-- | llvm/test/CodeGen/ARM/bfi.ll | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/llvm/test/CodeGen/ARM/bfi.ll b/llvm/test/CodeGen/ARM/bfi.ll index 0e36283a39f..157c90c7531 100644 --- a/llvm/test/CodeGen/ARM/bfi.ll +++ b/llvm/test/CodeGen/ARM/bfi.ll @@ -16,7 +16,7 @@ entry: ret void } -define i32 @f2(i32 %A, i32 %B) nounwind readnone optsize { +define i32 @f2(i32 %A, i32 %B) nounwind { entry: ; CHECK: f2 ; CHECK: lsr{{.*}}#7 @@ -27,7 +27,7 @@ entry: ret i32 %or } -define i32 @f3(i32 %A, i32 %B) nounwind readnone optsize { +define i32 @f3(i32 %A, i32 %B) nounwind { entry: ; CHECK: f3 ; CHECK: lsr{{.*}} #7 @@ -38,3 +38,14 @@ entry: %or = or i32 %and2, %and ; <i32> [#uses=1] ret i32 %or } + +; rdar://8752056 +define i32 @f4(i32 %a) nounwind { +; CHECK: f4 +; CHECK: movw r1, #3137 +; CHECK: bfi r1, r0, #15, #5 + %1 = shl i32 %a, 15 + %ins7 = and i32 %1, 1015808 + %ins12 = or i32 %ins7, 3137 + ret i32 %ins12 +} |
