diff options
Diffstat (limited to 'test/Transforms')
-rw-r--r-- | test/Transforms/IndVarSimplify/loop-invariant-step.ll | 33 | ||||
-rw-r--r-- | test/Transforms/IndVarSimplify/loop_evaluate7.ll | 61 | ||||
-rw-r--r-- | test/Transforms/IndVarSimplify/loop_evaluate8.ll | 63 | ||||
-rw-r--r-- | test/Transforms/IndVarSimplify/phi-uses-value-multiple-times.ll | 33 | ||||
-rw-r--r-- | test/Transforms/LCSSA/invoke-dest.ll | 143 |
5 files changed, 333 insertions, 0 deletions
diff --git a/test/Transforms/IndVarSimplify/loop-invariant-step.ll b/test/Transforms/IndVarSimplify/loop-invariant-step.ll new file mode 100644 index 000000000000..40156eaab59e --- /dev/null +++ b/test/Transforms/IndVarSimplify/loop-invariant-step.ll @@ -0,0 +1,33 @@ +; RUN: llvm-as < %s | opt -loop-index-split -instcombine -indvars -disable-output +; PR4455 + +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" + +declare i8* @fast_memcpy(i8*, i8*, i64) + +define void @dvdsub_decode() nounwind { +entry: ; preds = %bb1 + br label %LoopA + +LoopA: ; preds = %LoopA, %entry + %x1.0.i17 = phi i32 [ %t0, %LoopA ], [ 0, %entry ] ; <i32> [#uses=2] + %t0 = add i32 %x1.0.i17, 1 ; <i32> [#uses=1] + br i1 undef, label %LoopA, label %middle + +middle: ; preds = %LoopA + %t1 = sub i32 0, %x1.0.i17 ; <i32> [#uses=1] + %t2 = add i32 %t1, 1 ; <i32> [#uses=1] + br label %LoopB + +LoopB: ; preds = %LoopB, %bb.nph.i27 + %y.029.i = phi i32 [ 0, %middle ], [ %t7, %LoopB ] ; <i32> [#uses=2] + %t3 = mul i32 %y.029.i, %t2 ; <i32> [#uses=1] + %t4 = sext i32 %t3 to i64 ; <i64> [#uses=1] + %t5 = getelementptr i8* null, i64 %t4 ; <i8*> [#uses=1] + %t6 = call i8* @fast_memcpy(i8* %t5, i8* undef, i64 undef) nounwind ; <i8*> [#uses=0] + %t7 = add i32 %y.029.i, 1 ; <i32> [#uses=1] + br i1 undef, label %LoopB, label %exit + +exit: + ret void +} diff --git a/test/Transforms/IndVarSimplify/loop_evaluate7.ll b/test/Transforms/IndVarSimplify/loop_evaluate7.ll new file mode 100644 index 000000000000..6e31c55d5265 --- /dev/null +++ b/test/Transforms/IndVarSimplify/loop_evaluate7.ll @@ -0,0 +1,61 @@ +; RUN: llvm-as < %s | opt -indvars +; PR4436 + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32" +target triple = "i386-pc-linux-gnu" + +define i8* @string_expandtabs(i32 %n, i8* %m) nounwind { +entry: + br i1 undef, label %bb33, label %bb1 + +bb1: ; preds = %entry + br i1 undef, label %overflow1, label %bb15 + +bb15: ; preds = %bb1 + br i1 undef, label %bb33, label %bb17 + +bb17: ; preds = %bb15 + br label %bb30 + +bb19: ; preds = %bb30 + br i1 undef, label %bb20, label %bb29 + +bb20: ; preds = %bb19 + %0 = load i32* undef, align 4 ; <i32> [#uses=1] + %1 = sub i32 %0, %n ; <i32> [#uses=1] + br label %bb23 + +bb21: ; preds = %bb23 + %2 = icmp ult i8* %q.0, %m ; <i1> [#uses=1] + br i1 %2, label %bb22, label %overflow2 + +bb22: ; preds = %bb21 + %3 = getelementptr i8* %q.0, i32 1 ; <i8*> [#uses=1] + br label %bb23 + +bb23: ; preds = %bb22, %bb20 + %i.2 = phi i32 [ %1, %bb20 ], [ %4, %bb22 ] ; <i32> [#uses=1] + %q.0 = phi i8* [ undef, %bb20 ], [ %3, %bb22 ] ; <i8*> [#uses=3] + %4 = add i32 %i.2, -1 ; <i32> [#uses=2] + %5 = icmp eq i32 %4, -1 ; <i1> [#uses=1] + br i1 %5, label %bb29, label %bb21 + +bb29: ; preds = %bb23, %bb19 + %q.1 = phi i8* [ undef, %bb19 ], [ %q.0, %bb23 ] ; <i8*> [#uses=0] + br label %bb30 + +bb30: ; preds = %bb29, %bb17 + br i1 undef, label %bb19, label %bb33 + +overflow2: ; preds = %bb21 + br i1 undef, label %bb32, label %overflow1 + +bb32: ; preds = %overflow2 + br label %overflow1 + +overflow1: ; preds = %bb32, %overflow2, %bb1 + ret i8* null + +bb33: ; preds = %bb30, %bb15, %entry + ret i8* undef +} diff --git a/test/Transforms/IndVarSimplify/loop_evaluate8.ll b/test/Transforms/IndVarSimplify/loop_evaluate8.ll new file mode 100644 index 000000000000..fa2f9e57f07c --- /dev/null +++ b/test/Transforms/IndVarSimplify/loop_evaluate8.ll @@ -0,0 +1,63 @@ +; RUN: llvm-as < %s | opt -indvars | llvm-dis | not grep select + +; This loop has backedge-taken-count zero. Indvars shouldn't expand any +; instructions to compute a trip count. + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32" +target triple = "i386-pc-linux-gnu" + +define i8* @string_expandtabs() nounwind { +entry: + br i1 undef, label %bb33, label %bb1 + +bb1: ; preds = %entry + br i1 undef, label %overflow1, label %bb15 + +bb15: ; preds = %bb1 + br i1 undef, label %bb33, label %bb17 + +bb17: ; preds = %bb15 + br label %bb30 + +bb19: ; preds = %bb30 + br i1 undef, label %bb20, label %bb29 + +bb20: ; preds = %bb19 + %0 = load i32* undef, align 4 ; <i32> [#uses=1] + %1 = sub i32 %0, undef ; <i32> [#uses=1] + br label %bb23 + +bb21: ; preds = %bb23 + %2 = icmp ult i8* %q.0, undef ; <i1> [#uses=1] + br i1 %2, label %bb22, label %overflow2 + +bb22: ; preds = %bb21 + %3 = getelementptr i8* %q.0, i32 1 ; <i8*> [#uses=1] + br label %bb23 + +bb23: ; preds = %bb22, %bb20 + %i.2 = phi i32 [ %1, %bb20 ], [ %4, %bb22 ] ; <i32> [#uses=1] + %q.0 = phi i8* [ undef, %bb20 ], [ %3, %bb22 ] ; <i8*> [#uses=3] + %4 = add i32 %i.2, -1 ; <i32> [#uses=2] + %5 = icmp eq i32 %4, -1 ; <i1> [#uses=1] + br i1 %5, label %bb29, label %bb21 + +bb29: ; preds = %bb23, %bb19 + %q.1 = phi i8* [ undef, %bb19 ], [ %q.0, %bb23 ] ; <i8*> [#uses=0] + br label %bb30 + +bb30: ; preds = %bb29, %bb17 + br i1 undef, label %bb19, label %bb33 + +overflow2: ; preds = %bb21 + br i1 undef, label %bb32, label %overflow1 + +bb32: ; preds = %overflow2 + br label %overflow1 + +overflow1: ; preds = %bb32, %overflow2, %bb1 + ret i8* null + +bb33: ; preds = %bb30, %bb15, %entry + ret i8* undef +} diff --git a/test/Transforms/IndVarSimplify/phi-uses-value-multiple-times.ll b/test/Transforms/IndVarSimplify/phi-uses-value-multiple-times.ll new file mode 100644 index 000000000000..7119cbbc05c6 --- /dev/null +++ b/test/Transforms/IndVarSimplify/phi-uses-value-multiple-times.ll @@ -0,0 +1,33 @@ +; RUN: llvm-as < %s | opt -indvars +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" + +@ue = external global i64 + +define i32 @foo() nounwind { +entry: + br label %bb38.i + +bb14.i27: + %t0 = load i64* @ue, align 8 + %t1 = sub i64 %t0, %i.0.i35 + %t2 = add i64 %t1, 1 + br i1 undef, label %bb15.i28, label %bb19.i31 + +bb15.i28: + br label %bb19.i31 + +bb19.i31: + %y.0.i = phi i64 [ %t2, %bb15.i28 ], [ %t2, %bb14.i27 ] + br label %bb35.i + +bb35.i: + br i1 undef, label %bb37.i, label %bb14.i27 + +bb37.i: + %t3 = add i64 %i.0.i35, 1 + br label %bb38.i + +bb38.i: + %i.0.i35 = phi i64 [ 1, %entry ], [ %t3, %bb37.i ] + br label %bb35.i +} diff --git a/test/Transforms/LCSSA/invoke-dest.ll b/test/Transforms/LCSSA/invoke-dest.ll new file mode 100644 index 000000000000..5c6c7a0a9b52 --- /dev/null +++ b/test/Transforms/LCSSA/invoke-dest.ll @@ -0,0 +1,143 @@ +; RUN: llvm-as < %s | opt -lcssa + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32" + +@.str12 = external constant [3 x i8], align 1 ; <[3 x i8]*> [#uses=1] +@.str17175 = external constant [4 x i8], align 1 ; <[4 x i8]*> [#uses=1] +@.str21179 = external constant [12 x i8], align 1 ; <[12 x i8]*> [#uses=1] +@.str25183 = external constant [10 x i8], align 1 ; <[10 x i8]*> [#uses=1] +@.str32190 = external constant [92 x i8], align 1 ; <[92 x i8]*> [#uses=1] +@.str41 = external constant [25 x i8], align 1 ; <[25 x i8]*> [#uses=1] + +define void @_ZN8EtherBus10initializeEv() { +entry: + br i1 undef, label %_ZN7cObjectnwEj.exit, label %bb.i + +bb.i: ; preds = %entry + br label %_ZN7cObjectnwEj.exit + +_ZN7cObjectnwEj.exit: ; preds = %bb.i, %entry + invoke void @_ZN7cObjectC2EPKc(i8* undef, i8* getelementptr ([12 x i8]* @.str21179, i32 0, i32 0)) + to label %bb1 unwind label %lpad + +bb1: ; preds = %_ZN7cObjectnwEj.exit + br i1 undef, label %_ZNK5cGate4sizeEv.exit, label %bb.i110 + +bb.i110: ; preds = %bb1 + br label %_ZNK5cGate4sizeEv.exit + +_ZNK5cGate4sizeEv.exit: ; preds = %bb.i110, %bb1 + br i1 undef, label %_ZNK5cGate4sizeEv.exit122, label %bb.i120 + +bb.i120: ; preds = %_ZNK5cGate4sizeEv.exit + br label %_ZNK5cGate4sizeEv.exit122 + +_ZNK5cGate4sizeEv.exit122: ; preds = %bb.i120, %_ZNK5cGate4sizeEv.exit + br i1 undef, label %bb8, label %bb2 + +bb2: ; preds = %_ZNK5cGate4sizeEv.exit122 + unreachable + +bb8: ; preds = %_ZNK5cGate4sizeEv.exit122 + %tmp = invoke i8* @_ZN7cModule3parEPKc(i8* undef, i8* getelementptr ([10 x i8]* @.str25183, i32 0, i32 0)) + to label %invcont9 unwind label %lpad119 ; <i8*> [#uses=1] + +invcont9: ; preds = %bb8 + %tmp1 = invoke i8* @_ZN4cPar11stringValueEv(i8* %tmp) + to label %invcont10 unwind label %lpad119 ; <i8*> [#uses=1] + +invcont10: ; preds = %invcont9 + invoke void @_ZN8EtherBus8tokenizeEPKcRSt6vectorIdSaIdEE(i8* null, i8* %tmp1, i8* undef) + to label %invcont11 unwind label %lpad119 + +invcont11: ; preds = %invcont10 + br i1 undef, label %bb12, label %bb18 + +bb12: ; preds = %invcont11 + invoke void (i8*, i8*, ...)* @_ZN6cEnvir6printfEPKcz(i8* null, i8* getelementptr ([3 x i8]* @.str12, i32 0, i32 0), i32 undef) + to label %bb.i.i159 unwind label %lpad119 + +bb.i.i159: ; preds = %bb12 + unreachable + +bb18: ; preds = %invcont11 + br i1 undef, label %bb32, label %bb34 + +bb32: ; preds = %bb18 + br i1 undef, label %bb.i.i123, label %bb34 + +bb.i.i123: ; preds = %bb32 + br label %bb34 + +bb34: ; preds = %bb.i.i123, %bb32, %bb18 + %tmp2 = invoke i8* @_Znaj(i32 undef) + to label %invcont35 unwind label %lpad119 ; <i8*> [#uses=0] + +invcont35: ; preds = %bb34 + br i1 undef, label %bb49, label %bb61 + +bb49: ; preds = %invcont35 + invoke void (i8*, i8*, ...)* @_ZNK13cSimpleModule5errorEPKcz(i8* undef, i8* getelementptr ([92 x i8]* @.str32190, i32 0, i32 0)) + to label %bb51 unwind label %lpad119 + +bb51: ; preds = %bb49 + unreachable + +bb61: ; preds = %invcont35 + br label %bb106 + +.noexc: ; preds = %bb106 + invoke void @_ZN7cObjectC2EPKc(i8* undef, i8* getelementptr ([25 x i8]* @.str41, i32 0, i32 0)) + to label %bb102 unwind label %lpad123 + +bb102: ; preds = %.noexc + invoke void undef(i8* undef, i8 zeroext 1) + to label %invcont103 unwind label %lpad119 + +invcont103: ; preds = %bb102 + invoke void undef(i8* undef, double 1.000000e+07) + to label %invcont104 unwind label %lpad119 + +invcont104: ; preds = %invcont103 + %tmp3 = invoke i32 @_ZN13cSimpleModule11sendDelayedEP8cMessagedPKci(i8* undef, i8* undef, double 0.000000e+00, i8* getelementptr ([4 x i8]* @.str17175, i32 0, i32 0), i32 undef) + to label %invcont105 unwind label %lpad119 ; <i32> [#uses=0] + +invcont105: ; preds = %invcont104 + br label %bb106 + +bb106: ; preds = %invcont105, %bb61 + %tmp4 = invoke i8* @_Znaj(i32 124) + to label %.noexc unwind label %lpad119 ; <i8*> [#uses=1] + +lpad: ; preds = %_ZN7cObjectnwEj.exit + br label %Unwind + +lpad119: ; preds = %bb106, %invcont104, %invcont103, %bb102, %bb49, %bb34, %bb12, %invcont10, %invcont9, %bb8 + unreachable + +lpad123: ; preds = %.noexc + %tmp5 = icmp eq i8* %tmp4, null ; <i1> [#uses=1] + br i1 %tmp5, label %Unwind, label %bb.i2 + +bb.i2: ; preds = %lpad123 + br label %Unwind + +Unwind: ; preds = %bb.i2, %lpad123, %lpad + unreachable +} + +declare void @_ZN8EtherBus8tokenizeEPKcRSt6vectorIdSaIdEE(i8* nocapture, i8*, i8*) + +declare i8* @_Znaj(i32) + +declare void @_ZN6cEnvir6printfEPKcz(i8* nocapture, i8* nocapture, ...) + +declare void @_ZNK13cSimpleModule5errorEPKcz(i8* nocapture, i8* nocapture, ...) noreturn + +declare i8* @_ZN7cModule3parEPKc(i8*, i8*) + +declare i32 @_ZN13cSimpleModule11sendDelayedEP8cMessagedPKci(i8*, i8*, double, i8*, i32) + +declare void @_ZN7cObjectC2EPKc(i8*, i8*) + +declare i8* @_ZN4cPar11stringValueEv(i8*) |