| ; RUN: opt < %s -jump-threading -disable-output |
| ; PR2285 |
| 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" |
| target triple = "x86_64-unknown-linux-gnu" |
| %struct.system__secondary_stack__mark_id = type { i64, i64 } |
| |
| define void @_ada_c35507b() { |
| entry: |
| br label %bb |
| |
| bb: ; preds = %bb13, %entry |
| %ch.0 = phi i8 [ 0, %entry ], [ 0, %bb13 ] ; <i8> [#uses=1] |
| %tmp11 = icmp ugt i8 %ch.0, 31 ; <i1> [#uses=1] |
| %tmp120 = call %struct.system__secondary_stack__mark_id @system__secondary_stack__ss_mark( ) ; <%struct.system__secondary_stack__mark_id> [#uses=1] |
| br i1 %tmp11, label %bb110, label %bb13 |
| |
| bb13: ; preds = %bb |
| br label %bb |
| |
| bb110: ; preds = %bb |
| %mrv_gr124 = getresult %struct.system__secondary_stack__mark_id %tmp120, 1 ; <i64> [#uses=0] |
| unreachable |
| } |
| |
| declare %struct.system__secondary_stack__mark_id @system__secondary_stack__ss_mark() |
| |
| |
| |
| define fastcc void @findratio(double* nocapture %res1, double* nocapture %res2) nounwind ssp { |
| entry: |
| br label %bb12 |
| |
| bb6.us: |
| %tmp = icmp eq i32 undef, undef |
| %tmp1 = fsub double undef, undef |
| %tmp2 = fcmp ult double %tmp1, 0.000000e+00 |
| br i1 %tmp, label %bb6.us, label %bb13 |
| |
| |
| bb12: |
| %tmp3 = fcmp ult double undef, 0.000000e+00 |
| br label %bb13 |
| |
| bb13: |
| %.lcssa31 = phi double [ undef, %bb12 ], [ %tmp1, %bb6.us ] |
| %.lcssa30 = phi i1 [ %tmp3, %bb12 ], [ %tmp2, %bb6.us ] |
| br i1 %.lcssa30, label %bb15, label %bb61 |
| |
| bb15: |
| %tmp4 = fsub double -0.000000e+00, %.lcssa31 |
| ret void |
| |
| |
| bb61: |
| ret void |
| } |
| |
| |
| ; PR5258 |
| define i32 @test(i1 %cond, i1 %cond2, i32 %a) { |
| A: |
| br i1 %cond, label %F, label %A1 |
| F: |
| br label %A1 |
| |
| A1: |
| %d = phi i1 [false, %A], [true, %F] |
| %e = add i32 %a, %a |
| br i1 %d, label %B, label %G |
| |
| G: |
| br i1 %cond2, label %B, label %D |
| |
| B: |
| %f = phi i32 [%e, %G], [%e, %A1] |
| %b = add i32 0, 0 |
| switch i32 %a, label %C [ |
| i32 7, label %D |
| i32 8, label %D |
| i32 9, label %D |
| ] |
| |
| C: |
| br label %D |
| |
| D: |
| %c = phi i32 [%e, %B], [%e, %B], [%e, %B], [%f, %C], [%e, %G] |
| ret i32 %c |
| E: |
| ret i32 412 |
| } |
| |
| |
| define i32 @test2() nounwind { |
| entry: |
| br i1 true, label %decDivideOp.exit, label %bb7.i |
| |
| bb7.i: ; preds = %bb7.i, %entry |
| br label %bb7.i |
| |
| decDivideOp.exit: ; preds = %entry |
| ret i32 undef |
| } |
| |
| |
| ; PR3298 |
| |
| define i32 @test3(i32 %p_79, i32 %p_80) nounwind { |
| entry: |
| br label %bb7 |
| |
| bb1: ; preds = %bb2 |
| br label %bb2 |
| |
| bb2: ; preds = %bb7, %bb1 |
| %l_82.0 = phi i8 [ 0, %bb1 ], [ %l_82.1, %bb7 ] ; <i8> [#uses=3] |
| br i1 true, label %bb3, label %bb1 |
| |
| bb3: ; preds = %bb2 |
| %0 = icmp eq i32 %p_80_addr.1, 0 ; <i1> [#uses=1] |
| br i1 %0, label %bb7, label %bb6 |
| |
| bb5: ; preds = %bb6 |
| %1 = icmp eq i8 %l_82.0, 0 ; <i1> [#uses=1] |
| br i1 %1, label %bb1.i, label %bb.i |
| |
| bb.i: ; preds = %bb5 |
| br label %safe_div_func_char_s_s.exit |
| |
| bb1.i: ; preds = %bb5 |
| br label %safe_div_func_char_s_s.exit |
| |
| safe_div_func_char_s_s.exit: ; preds = %bb1.i, %bb.i |
| br label %bb6 |
| |
| bb6: ; preds = %safe_div_func_char_s_s.exit, %bb3 |
| %p_80_addr.0 = phi i32 [ %p_80_addr.1, %bb3 ], [ 1, %safe_div_func_char_s_s.exit ] ; <i32> [#uses=2] |
| %2 = icmp eq i32 %p_80_addr.0, 0 ; <i1> [#uses=1] |
| br i1 %2, label %bb7, label %bb5 |
| |
| bb7: ; preds = %bb6, %bb3, %entry |
| %l_82.1 = phi i8 [ 1, %entry ], [ %l_82.0, %bb3 ], [ %l_82.0, %bb6 ] ; <i8> [#uses=2] |
| %p_80_addr.1 = phi i32 [ 0, %entry ], [ %p_80_addr.1, %bb3 ], [ %p_80_addr.0, %bb6 ] ; <i32> [#uses=4] |
| %3 = icmp eq i32 %p_80_addr.1, 0 ; <i1> [#uses=1] |
| br i1 %3, label %bb8, label %bb2 |
| |
| bb8: ; preds = %bb7 |
| %4 = sext i8 %l_82.1 to i32 ; <i32> [#uses=0] |
| ret i32 0 |
| } |
| |
| |
| ; PR3353 |
| |
| define i32 @test4(i8 %X) { |
| entry: |
| %Y = add i8 %X, 1 |
| %Z = add i8 %Y, 1 |
| br label %bb33.i |
| |
| bb33.i: ; preds = %bb33.i, %bb32.i |
| switch i8 %Y, label %bb32.i [ |
| i8 39, label %bb35.split.i |
| i8 13, label %bb33.i |
| ] |
| |
| bb35.split.i: |
| ret i32 5 |
| bb32.i: |
| ret i32 1 |
| } |
| |
| |
| define fastcc void @test5(i1 %tmp, i32 %tmp1) nounwind ssp { |
| entry: |
| br i1 %tmp, label %bb12, label %bb13 |
| |
| |
| bb12: |
| br label %bb13 |
| |
| bb13: |
| %.lcssa31 = phi i32 [ undef, %bb12 ], [ %tmp1, %entry ] |
| %A = and i1 undef, undef |
| br i1 %A, label %bb15, label %bb61 |
| |
| bb15: |
| ret void |
| |
| |
| bb61: |
| ret void |
| } |
| |
| |
| ; PR5640 |
| define fastcc void @test6(i1 %tmp, i1 %tmp1) nounwind ssp { |
| entry: |
| br i1 %tmp, label %bb12, label %bb14 |
| |
| bb12: |
| br label %bb14 |
| |
| bb14: |
| %A = phi i1 [ %A, %bb13 ], [ true, %bb12 ], [%tmp1, %entry] |
| br label %bb13 |
| |
| bb13: |
| br i1 %A, label %bb14, label %bb61 |
| |
| |
| bb61: |
| ret void |
| } |
| |
| |
| ; PR5698 |
| define void @test7(i32 %x) { |
| tailrecurse: |
| switch i32 %x, label %return [ |
| i32 2, label %bb2 |
| i32 3, label %bb |
| ] |
| |
| bb: |
| switch i32 %x, label %return [ |
| i32 2, label %bb2 |
| i32 3, label %tailrecurse |
| ] |
| |
| bb2: |
| ret void |
| |
| return: |
| ret void |
| } |
| |
| ; PR6119 |
| define i32 @test8(i32 %action) nounwind { |
| entry: |
| switch i32 %action, label %lor.rhs [ |
| i32 1, label %if.then |
| i32 0, label %lor.end |
| ] |
| |
| if.then: ; preds = %for.cond, %lor.end, %entry |
| ret i32 undef |
| |
| lor.rhs: ; preds = %entry |
| br label %lor.end |
| |
| lor.end: ; preds = %lor.rhs, %entry |
| %cmp103 = xor i1 undef, undef ; <i1> [#uses=1] |
| br i1 %cmp103, label %for.cond, label %if.then |
| |
| for.cond: ; preds = %for.body, %lor.end |
| br i1 undef, label %if.then, label %for.body |
| |
| for.body: ; preds = %for.cond |
| br label %for.cond |
| } |
| |
| ; PR6119 |
| define i32 @test9(i32 %action) nounwind { |
| entry: |
| switch i32 %action, label %lor.rhs [ |
| i32 1, label %if.then |
| i32 0, label %lor.end |
| ] |
| |
| if.then: ; preds = %for.cond, %lor.end, %entry |
| ret i32 undef |
| |
| lor.rhs: ; preds = %entry |
| br label %lor.end |
| |
| lor.end: ; preds = %lor.rhs, %entry |
| %0 = phi i1 [ undef, %lor.rhs ], [ true, %entry ] ; <i1> [#uses=1] |
| %cmp103 = xor i1 undef, %0 ; <i1> [#uses=1] |
| br i1 %cmp103, label %for.cond, label %if.then |
| |
| for.cond: ; preds = %for.body, %lor.end |
| br i1 undef, label %if.then, label %for.body |
| |
| for.body: ; preds = %for.cond |
| br label %for.cond |
| } |
| |
| ; PR6119 |
| define i32 @test10(i32 %action, i32 %type) nounwind { |
| entry: |
| %cmp2 = icmp eq i32 %type, 0 ; <i1> [#uses=1] |
| switch i32 %action, label %lor.rhs [ |
| i32 1, label %if.then |
| i32 0, label %lor.end |
| ] |
| |
| if.then: ; preds = %for.cond, %lor.end, %entry |
| ret i32 undef |
| |
| lor.rhs: ; preds = %entry |
| %cmp101 = icmp eq i32 %action, 2 ; <i1> [#uses=1] |
| br label %lor.end |
| |
| lor.end: ; preds = %lor.rhs, %entry |
| %0 = phi i1 [ %cmp101, %lor.rhs ], [ true, %entry ] ; <i1> [#uses=1] |
| %cmp103 = xor i1 %cmp2, %0 ; <i1> [#uses=1] |
| br i1 %cmp103, label %for.cond, label %if.then |
| |
| for.cond: ; preds = %for.body, %lor.end |
| br i1 undef, label %if.then, label %for.body |
| |
| for.body: ; preds = %for.cond |
| br label %for.cond |
| } |
| |
| |
| ; PR6305 |
| define void @test11() nounwind { |
| entry: |
| br label %A |
| |
| A: ; preds = %entry |
| call void undef(i64 ptrtoint (i8* blockaddress(@test11, %A) to i64)) nounwind |
| unreachable |
| } |