diff options
Diffstat (limited to 'test/CodeGen/Blackfin/promote-logic.ll')
-rw-r--r-- | test/CodeGen/Blackfin/promote-logic.ll | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/test/CodeGen/Blackfin/promote-logic.ll b/test/CodeGen/Blackfin/promote-logic.ll new file mode 100644 index 0000000..ba2caef --- /dev/null +++ b/test/CodeGen/Blackfin/promote-logic.ll @@ -0,0 +1,42 @@ +; RUN: llvm-as < %s | llc -march=bfin > %t +; XFAIL: * + +; DAG combiner can produce an illegal i16 OR operation after LegalizeOps. + +define void @mng_display_bgr565() { +entry: + br i1 false, label %bb.preheader, label %return + +bb.preheader: + br i1 false, label %cond_true48, label %cond_next80 + +cond_true48: + %tmp = load i8* null + %tmp51 = zext i8 %tmp to i16 + %tmp99 = load i8* null + %tmp54 = bitcast i8 %tmp99 to i8 + %tmp54.upgrd.1 = zext i8 %tmp54 to i32 + %tmp55 = lshr i32 %tmp54.upgrd.1, 3 + %tmp55.upgrd.2 = trunc i32 %tmp55 to i16 + %tmp52 = shl i16 %tmp51, 5 + %tmp56 = and i16 %tmp55.upgrd.2, 28 + %tmp57 = or i16 %tmp56, %tmp52 + %tmp60 = zext i16 %tmp57 to i32 + %tmp62 = xor i32 0, 65535 + %tmp63 = mul i32 %tmp60, %tmp62 + %tmp65 = add i32 0, %tmp63 + %tmp69 = add i32 0, %tmp65 + %tmp70 = lshr i32 %tmp69, 16 + %tmp70.upgrd.3 = trunc i32 %tmp70 to i16 + %tmp75 = lshr i16 %tmp70.upgrd.3, 8 + %tmp75.upgrd.4 = trunc i16 %tmp75 to i8 + %tmp76 = lshr i8 %tmp75.upgrd.4, 5 + store i8 %tmp76, i8* null + ret void + +cond_next80: + ret void + +return: + ret void +} |