1 ; RUN: llc < %s -mtriple=i386-apple-darwin 2 ; rdar://6501631 3 4 %CF = type { %Register } 5 %XXV = type { i32 (...)** } 6 %Register = type { %"struct.XXC::BCFs", i32 } 7 %"struct.XXC::BCFs" = type { i32 } 8 9 declare { i32, i1 } @llvm.sadd.with.overflow.i32(i32, i32) nounwind 10 11 define fastcc %XXV* @bar(%CF* %call_frame, %XXV** %exception) nounwind { 12 prologue: 13 %param_x = load %XXV*, %XXV** null ; <%XXV*> [#uses=1] 14 %unique_1.i = ptrtoint %XXV* %param_x to i1 ; <i1> [#uses=1] 15 br i1 %unique_1.i, label %NextVerify42, label %FailedVerify 16 17 NextVerify42: ; preds = %prologue 18 %param_y = load %XXV*, %XXV** null ; <%XXV*> [#uses=1] 19 %unique_1.i58 = ptrtoint %XXV* %param_y to i1 ; <i1> [#uses=1] 20 br i1 %unique_1.i58, label %function_setup.cont, label %FailedVerify 21 22 function_setup.cont: ; preds = %NextVerify42 23 br i1 false, label %label13, label %label 24 25 label: ; preds = %function_setup.cont 26 %has_exn = icmp eq %XXV* null, null ; <i1> [#uses=1] 27 br i1 %has_exn, label %kjsNumberLiteral.exit, label %handle_exception 28 29 kjsNumberLiteral.exit: ; preds = %label 30 %0 = call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 0, i32 0) ; <{ i32, i1 }> [#uses=2] 31 %intAdd = extractvalue { i32, i1 } %0, 0 ; <i32> [#uses=2] 32 %intAddOverflow = extractvalue { i32, i1 } %0, 1 ; <i1> [#uses=1] 33 %toint56 = ashr i32 %intAdd, 1 ; <i32> [#uses=1] 34 %toFP57 = sitofp i32 %toint56 to double ; <double> [#uses=1] 35 br i1 %intAddOverflow, label %rematerializeAdd, label %label13 36 37 label13: ; preds = %kjsNumberLiteral.exit, %function_setup.cont 38 %var_lr1.0 = phi double [ %toFP57, %kjsNumberLiteral.exit ], [ 0.000000e+00, %function_setup.cont ] ; <double> [#uses=0] 39 unreachable 40 41 FailedVerify: ; preds = %NextVerify42, %prologue 42 ret %XXV* null 43 44 rematerializeAdd: ; preds = %kjsNumberLiteral.exit 45 %rematerializedInt = sub i32 %intAdd, 0 ; <i32> [#uses=0] 46 ret %XXV* null 47 48 handle_exception: ; preds = %label 49 ret %XXV* undef 50 } 51
