From f5c7359afa8c9ab8d1bfbb6dc41c2d6db8c0420d Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Mon, 15 Oct 2007 18:33:50 +0000 Subject: [PATCH] Fix PR1729: watch out for val# with no def. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42996 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SimpleRegisterCoalescing.cpp | 21 +- test/CodeGen/X86/2007-10-15-CoalescerCrash.ll | 400 ++++++++++++++++++ 2 files changed, 413 insertions(+), 8 deletions(-) create mode 100644 test/CodeGen/X86/2007-10-15-CoalescerCrash.ll diff --git a/lib/CodeGen/SimpleRegisterCoalescing.cpp b/lib/CodeGen/SimpleRegisterCoalescing.cpp index 5323cb29a8c..4a4df913a19 100644 --- a/lib/CodeGen/SimpleRegisterCoalescing.cpp +++ b/lib/CodeGen/SimpleRegisterCoalescing.cpp @@ -422,14 +422,19 @@ bool SimpleRegisterCoalescing::JoinCopy(MachineInstr *CopyMI, // then create and update the actual physical register allocated to RHS. if (RealDstReg) { LiveInterval &RealDstInt = li_->getOrCreateInterval(RealDstReg); - for (unsigned i = 0, e = ResSrcInt->getNumValNums(); i != e; ++i) { - const VNInfo *SrcValNo = ResSrcInt->getValNumInfo(i); - const VNInfo *DstValNo = - ResDstInt->FindLiveRangeContaining(SrcValNo->def)->valno; - VNInfo *ValNo = RealDstInt.getNextValue(DstValNo->def, DstValNo->reg, - li_->getVNInfoAllocator()); - RealDstInt.addKills(ValNo, DstValNo->kills); - RealDstInt.MergeValueInAsValue(*ResDstInt, DstValNo, ValNo); + SmallSet CopiedValNos; + for (LiveInterval::Ranges::const_iterator I = ResSrcInt->ranges.begin(), + E = ResSrcInt->ranges.end(); I != E; ++I) { + LiveInterval::const_iterator DstLR = + ResDstInt->FindLiveRangeContaining(I->start); + assert(DstLR != ResDstInt->end() && "Invalid joined interval!"); + const VNInfo *DstValNo = DstLR->valno; + if (CopiedValNos.insert(DstValNo)) { + VNInfo *ValNo = RealDstInt.getNextValue(DstValNo->def, DstValNo->reg, + li_->getVNInfoAllocator()); + RealDstInt.addKills(ValNo, DstValNo->kills); + RealDstInt.MergeValueInAsValue(*ResDstInt, DstValNo, ValNo); + } } repDstReg = RealDstReg; } diff --git a/test/CodeGen/X86/2007-10-15-CoalescerCrash.ll b/test/CodeGen/X86/2007-10-15-CoalescerCrash.ll new file mode 100644 index 00000000000..4ea42440e1e --- /dev/null +++ b/test/CodeGen/X86/2007-10-15-CoalescerCrash.ll @@ -0,0 +1,400 @@ +; RUN: llvm-as < %s | llc -mtriple=x86_64-linux-gnu +; PR1729 + + %struct.CUMULATIVE_ARGS = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 } + %struct.VEC_edge = type { i32, i32, [1 x %struct.edge_def*] } + %struct.VEC_tree = type { i32, i32, [1 x %struct.tree_node*] } + %struct._IO_FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct._IO_FILE*, i32, i32, i64, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i64, i32, [20 x i8] } + %struct._IO_marker = type { %struct._IO_marker*, %struct._IO_FILE*, i32 } + %struct._obstack_chunk = type { i8*, %struct._obstack_chunk*, [4 x i8] } + %struct.addr_diff_vec_flags = type <{ i8, i8, i8, i8 }> + %struct.alloc_pool_def = type { i8*, i64, i64, %struct.alloc_pool_list_def*, i64, i64, i64, %struct.alloc_pool_list_def*, i64, i64 } + %struct.alloc_pool_list_def = type { %struct.alloc_pool_list_def* } + %struct.basic_block_def = type { %struct.rtx_def*, %struct.rtx_def*, %struct.tree_node*, %struct.VEC_edge*, %struct.VEC_edge*, %struct.bitmap_head_def*, %struct.bitmap_head_def*, i8*, %struct.loop*, [2 x %struct.et_node*], %struct.basic_block_def*, %struct.basic_block_def*, %struct.reorder_block_def*, %struct.bb_ann_d*, i64, i32, i32, i32, i32 } + %struct.bb_ann_d = type opaque + %struct.bitmap_element_def = type { %struct.bitmap_element_def*, %struct.bitmap_element_def*, i32, [2 x i64] } + %struct.bitmap_head_def = type { %struct.bitmap_element_def*, %struct.bitmap_element_def*, i32, %struct.bitmap_obstack* } + %struct.bitmap_obstack = type { %struct.bitmap_element_def*, %struct.bitmap_head_def*, %struct.obstack } + %struct.cselib_val_struct = type opaque + %struct.dataflow_d = type opaque + %struct.die_struct = type opaque + %struct.edge_def = type { %struct.basic_block_def*, %struct.basic_block_def*, %struct.edge_def_insns, i8*, %struct.location_t*, i32, i32, i64, i32 } + %struct.edge_def_insns = type { %struct.rtx_def* } + %struct.edge_iterator = type { i32, %struct.VEC_edge** } + %struct.eh_status = type opaque + %struct.elt_list = type opaque + %struct.emit_status = type { i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack*, i32, %struct.location_t, i32, i8*, %struct.rtx_def** } + %struct.et_node = type opaque + %struct.expr_status = type { i32, i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def* } + %struct.function = type { %struct.eh_status*, %struct.expr_status*, %struct.emit_status*, %struct.varasm_status*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.function*, i32, i32, i32, i32, %struct.rtx_def*, %struct.CUMULATIVE_ARGS, %struct.rtx_def*, %struct.rtx_def*, %struct.initial_value_struct*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, i8, i32, i64, %struct.tree_node*, %struct.tree_node*, %struct.rtx_def*, %struct.varray_head_tag*, %struct.temp_slot*, i32, %struct.var_refs_queue*, i32, i32, %struct.rtvec_def*, %struct.tree_node*, i32, i32, i32, %struct.machine_function*, i32, i32, i8, i8, %struct.language_function*, %struct.rtx_def*, i32, i32, i32, i32, %struct.location_t, %struct.varray_head_tag*, %struct.tree_node*, %struct.tree_node*, i8, i8, i8 } + %struct.ht_identifier = type { i8*, i32, i32 } + %struct.initial_value_struct = type opaque + %struct.lang_decl = type opaque + %struct.lang_type = type opaque + %struct.language_function = type opaque + %struct.location_t = type { i8*, i32 } + %struct.loop = type opaque + %struct.machine_function = type { %struct.stack_local_entry*, i8*, %struct.rtx_def*, i32, i32, i32, i32, i32 } + %struct.mem_attrs = type { i64, %struct.tree_node*, %struct.rtx_def*, %struct.rtx_def*, i32 } + %struct.obstack = type { i64, %struct._obstack_chunk*, i8*, i8*, i8*, i64, i32, %struct._obstack_chunk* (i8*, i64)*, void (i8*, %struct._obstack_chunk*)*, i8*, i8 } + %struct.phi_arg_d = type { %struct.tree_node*, i8 } + %struct.ptr_info_def = type opaque + %struct.real_value = type opaque + %struct.reg_attrs = type { %struct.tree_node*, i64 } + %struct.reg_info_def = type { i32, i32, i32, i32, i32, i32, i32, i32, i32 } + %struct.reorder_block_def = type { %struct.rtx_def*, %struct.rtx_def*, %struct.basic_block_def*, %struct.basic_block_def*, %struct.basic_block_def*, i32, i32, i32 } + %struct.rtunion = type { i8* } + %struct.rtvec_def = type { i32, [1 x %struct.rtx_def*] } + %struct.rtx_def = type { i16, i8, i8, %struct.u } + %struct.sequence_stack = type { %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack* } + %struct.simple_bitmap_def = type { i32, i32, i32, [1 x i64] } + %struct.stack_local_entry = type opaque + %struct.temp_slot = type opaque + %struct.tree_binfo = type { %struct.tree_common, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.VEC_tree*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.VEC_tree } + %struct.tree_block = type { %struct.tree_common, i32, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node* } + %struct.tree_common = type { %struct.tree_node*, %struct.tree_node*, %union.tree_ann_d*, i8, i8, i8, i8, i8 } + %struct.tree_complex = type { %struct.tree_common, %struct.tree_node*, %struct.tree_node* } + %struct.tree_decl = type { %struct.tree_common, %struct.location_t, i32, %struct.tree_node*, i8, i8, i8, i8, i8, i8, i8, i8, i32, %struct.tree_decl_u1, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.rtx_def*, i32, %struct.tree_decl_u2, %struct.tree_node*, %struct.tree_node*, i64, %struct.lang_decl* } + %struct.tree_decl_u1 = type { i64 } + %struct.tree_decl_u1_a = type <{ i32 }> + %struct.tree_decl_u2 = type { %struct.function* } + %struct.tree_exp = type { %struct.tree_common, %struct.location_t*, i32, %struct.tree_node*, [1 x %struct.tree_node*] } + %struct.tree_identifier = type { %struct.tree_common, %struct.ht_identifier } + %struct.tree_int_cst = type { %struct.tree_common, %struct.tree_int_cst_lowhi } + %struct.tree_int_cst_lowhi = type { i64, i64 } + %struct.tree_list = type { %struct.tree_common, %struct.tree_node*, %struct.tree_node* } + %struct.tree_node = type { %struct.tree_decl } + %struct.tree_phi_node = type { %struct.tree_common, %struct.tree_node*, i32, i32, i32, %struct.basic_block_def*, %struct.dataflow_d*, [1 x %struct.phi_arg_d] } + %struct.tree_real_cst = type { %struct.tree_common, %struct.real_value* } + %struct.tree_ssa_name = type { %struct.tree_common, %struct.tree_node*, i32, %struct.ptr_info_def*, %struct.tree_node*, i8* } + %struct.tree_statement_list = type { %struct.tree_common, %struct.tree_statement_list_node*, %struct.tree_statement_list_node* } + %struct.tree_statement_list_node = type { %struct.tree_statement_list_node*, %struct.tree_statement_list_node*, %struct.tree_node* } + %struct.tree_string = type { %struct.tree_common, i32, [1 x i8] } + %struct.tree_type = type { %struct.tree_common, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, i32, i16, i8, i8, i32, %struct.tree_node*, %struct.tree_node*, %struct.rtunion, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, i64, %struct.lang_type* } + %struct.tree_type_symtab = type { i8* } + %struct.tree_value_handle = type { %struct.tree_common, %struct.value_set*, i32 } + %struct.tree_vec = type { %struct.tree_common, i32, [1 x %struct.tree_node*] } + %struct.tree_vector = type { %struct.tree_common, %struct.tree_node* } + %struct.u = type { [1 x %struct.rtunion] } + %struct.value_set = type opaque + %struct.var_refs_queue = type { %struct.rtx_def*, i32, i32, %struct.var_refs_queue* } + %struct.varasm_status = type opaque + %struct.varray_data = type { [1 x i64] } + %struct.varray_head_tag = type { i64, i64, i32, i8*, %struct.varray_data } + %union.tree_ann_d = type opaque +@first_edge_aux_obj = external global i8* ; [#uses=0] +@first_block_aux_obj = external global i8* ; [#uses=0] +@n_edges = external global i32 ; [#uses=0] +@ENTRY_BLOCK_PTR = external global %struct.basic_block_def* ; <%struct.basic_block_def**> [#uses=0] +@EXIT_BLOCK_PTR = external global %struct.basic_block_def* ; <%struct.basic_block_def**> [#uses=0] +@n_basic_blocks = external global i32 ; [#uses=0] +@.str = external constant [9 x i8] ; <[9 x i8]*> [#uses=0] +@rbi_pool = external global %struct.alloc_pool_def* ; <%struct.alloc_pool_def**> [#uses=0] +@__FUNCTION__.19643 = external constant [18 x i8] ; <[18 x i8]*> [#uses=0] +@.str1 = external constant [20 x i8] ; <[20 x i8]*> [#uses=0] +@__FUNCTION__.19670 = external constant [15 x i8] ; <[15 x i8]*> [#uses=0] +@basic_block_info = external global %struct.varray_head_tag* ; <%struct.varray_head_tag**> [#uses=0] +@last_basic_block = external global i32 ; [#uses=0] +@__FUNCTION__.19696 = external constant [14 x i8] ; <[14 x i8]*> [#uses=0] +@__FUNCTION__.20191 = external constant [20 x i8] ; <[20 x i8]*> [#uses=0] +@block_aux_obstack = external global %struct.obstack ; <%struct.obstack*> [#uses=0] +@__FUNCTION__.20301 = external constant [20 x i8] ; <[20 x i8]*> [#uses=0] +@__FUNCTION__.20316 = external constant [19 x i8] ; <[19 x i8]*> [#uses=0] +@edge_aux_obstack = external global %struct.obstack ; <%struct.obstack*> [#uses=0] +@stderr = external global %struct._IO_FILE* ; <%struct._IO_FILE**> [#uses=0] +@__FUNCTION__.20463 = external constant [11 x i8] ; <[11 x i8]*> [#uses=0] +@.str2 = external constant [7 x i8] ; <[7 x i8]*> [#uses=0] +@.str3 = external constant [6 x i8] ; <[6 x i8]*> [#uses=0] +@.str4 = external constant [4 x i8] ; <[4 x i8]*> [#uses=0] +@.str5 = external constant [11 x i8] ; <[11 x i8]*> [#uses=0] +@.str6 = external constant [8 x i8] ; <[8 x i8]*> [#uses=0] +@.str7 = external constant [4 x i8] ; <[4 x i8]*> [#uses=0] +@bitnames.20157 = external constant [13 x i8*] ; <[13 x i8*]*> [#uses=0] +@.str8 = external constant [9 x i8] ; <[9 x i8]*> [#uses=0] +@.str9 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0] +@.str10 = external constant [7 x i8] ; <[7 x i8]*> [#uses=0] +@.str11 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0] +@.str12 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0] +@.str13 = external constant [9 x i8] ; <[9 x i8]*> [#uses=0] +@.str14 = external constant [13 x i8] ; <[13 x i8]*> [#uses=0] +@.str15 = external constant [12 x i8] ; <[12 x i8]*> [#uses=0] +@.str16 = external constant [8 x i8] ; <[8 x i8]*> [#uses=0] +@.str17 = external constant [10 x i8] ; <[10 x i8]*> [#uses=0] +@.str18 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0] +@.str19 = external constant [6 x i8] ; <[6 x i8]*> [#uses=0] +@.str20 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0] +@.str21 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0] +@.str22 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0] +@__FUNCTION__.19709 = external constant [20 x i8] ; <[20 x i8]*> [#uses=0] +@.str23 = external constant [5 x i8] ; <[5 x i8]*> [#uses=0] +@.str24 = external constant [10 x i8] ; <[10 x i8]*> [#uses=0] +@__FUNCTION__.19813 = external constant [19 x i8] ; <[19 x i8]*> [#uses=0] +@.str25 = external constant [7 x i8] ; <[7 x i8]*> [#uses=0] +@.str26 = external constant [6 x i8] ; <[6 x i8]*> [#uses=0] +@initialized.20241.b = external global i1 ; [#uses=0] +@__FUNCTION__.20244 = external constant [21 x i8] ; <[21 x i8]*> [#uses=0] +@__FUNCTION__.19601 = external constant [12 x i8] ; <[12 x i8]*> [#uses=0] +@__FUNCTION__.14571 = external constant [8 x i8] ; <[8 x i8]*> [#uses=0] +@__FUNCTION__.14535 = external constant [13 x i8] ; <[13 x i8]*> [#uses=0] +@.str27 = external constant [28 x i8] ; <[28 x i8]*> [#uses=0] +@__FUNCTION__.14589 = external constant [8 x i8] ; <[8 x i8]*> [#uses=0] +@__FUNCTION__.19792 = external constant [12 x i8] ; <[12 x i8]*> [#uses=0] +@__FUNCTION__.19851 = external constant [19 x i8] ; <[19 x i8]*> [#uses=0] +@profile_status = external global i32 ; [#uses=0] +@.str29 = external constant [46 x i8] ; <[46 x i8]*> [#uses=0] +@.str30 = external constant [49 x i8] ; <[49 x i8]*> [#uses=0] +@.str31 = external constant [54 x i8] ; <[54 x i8]*> [#uses=0] +@.str32 = external constant [49 x i8] ; <[49 x i8]*> [#uses=1] +@__FUNCTION__.19948 = external constant [15 x i8] ; <[15 x i8]*> [#uses=0] +@reg_n_info = external global %struct.varray_head_tag* ; <%struct.varray_head_tag**> [#uses=0] +@reload_completed = external global i32 ; [#uses=0] +@.str33 = external constant [15 x i8] ; <[15 x i8]*> [#uses=0] +@.str34 = external constant [43 x i8] ; <[43 x i8]*> [#uses=0] +@.str35 = external constant [13 x i8] ; <[13 x i8]*> [#uses=0] +@.str36 = external constant [1 x i8] ; <[1 x i8]*> [#uses=0] +@.str37 = external constant [2 x i8] ; <[2 x i8]*> [#uses=0] +@.str38 = external constant [16 x i8] ; <[16 x i8]*> [#uses=0] +@cfun = external global %struct.function* ; <%struct.function**> [#uses=0] +@.str39 = external constant [14 x i8] ; <[14 x i8]*> [#uses=0] +@.str40 = external constant [11 x i8] ; <[11 x i8]*> [#uses=0] +@.str41 = external constant [20 x i8] ; <[20 x i8]*> [#uses=0] +@.str42 = external constant [17 x i8] ; <[17 x i8]*> [#uses=0] +@.str43 = external constant [19 x i8] ; <[19 x i8]*> [#uses=0] +@mode_size = external global [48 x i8] ; <[48 x i8]*> [#uses=0] +@target_flags = external global i32 ; [#uses=0] +@.str44 = external constant [11 x i8] ; <[11 x i8]*> [#uses=0] +@reg_class_names = external global [0 x i8*] ; <[0 x i8*]*> [#uses=0] +@.str45 = external constant [10 x i8] ; <[10 x i8]*> [#uses=0] +@.str46 = external constant [13 x i8] ; <[13 x i8]*> [#uses=0] +@.str47 = external constant [19 x i8] ; <[19 x i8]*> [#uses=0] +@.str48 = external constant [12 x i8] ; <[12 x i8]*> [#uses=0] +@.str49 = external constant [10 x i8] ; <[10 x i8]*> [#uses=0] +@.str50 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0] +@.str51 = external constant [29 x i8] ; <[29 x i8]*> [#uses=0] +@.str52 = external constant [17 x i8] ; <[17 x i8]*> [#uses=0] +@.str53 = external constant [19 x i8] ; <[19 x i8]*> [#uses=0] +@.str54 = external constant [22 x i8] ; <[22 x i8]*> [#uses=0] +@.str55 = external constant [10 x i8] ; <[10 x i8]*> [#uses=0] +@.str56 = external constant [12 x i8] ; <[12 x i8]*> [#uses=0] +@.str57 = external constant [26 x i8] ; <[26 x i8]*> [#uses=0] +@.str58 = external constant [15 x i8] ; <[15 x i8]*> [#uses=0] +@.str59 = external constant [14 x i8] ; <[14 x i8]*> [#uses=0] +@.str60 = external constant [26 x i8] ; <[26 x i8]*> [#uses=0] +@.str61 = external constant [24 x i8] ; <[24 x i8]*> [#uses=0] +@initialized.20366.b = external global i1 ; [#uses=0] +@__FUNCTION__.20369 = external constant [20 x i8] ; <[20 x i8]*> [#uses=0] +@__FUNCTION__.20442 = external constant [19 x i8] ; <[19 x i8]*> [#uses=0] +@bb_bitnames.20476 = external constant [6 x i8*] ; <[6 x i8*]*> [#uses=0] +@.str62 = external constant [6 x i8] ; <[6 x i8]*> [#uses=0] +@.str63 = external constant [4 x i8] ; <[4 x i8]*> [#uses=0] +@.str64 = external constant [10 x i8] ; <[10 x i8]*> [#uses=0] +@.str65 = external constant [8 x i8] ; <[8 x i8]*> [#uses=0] +@.str66 = external constant [17 x i8] ; <[17 x i8]*> [#uses=0] +@.str67 = external constant [11 x i8] ; <[11 x i8]*> [#uses=0] +@.str68 = external constant [15 x i8] ; <[15 x i8]*> [#uses=0] +@.str69 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0] +@.str70 = external constant [3 x i8] ; <[3 x i8]*> [#uses=0] +@__FUNCTION__.20520 = external constant [32 x i8] ; <[32 x i8]*> [#uses=0] +@dump_file = external global %struct._IO_FILE* ; <%struct._IO_FILE**> [#uses=0] +@.str71 = external constant [86 x i8] ; <[86 x i8]*> [#uses=0] +@.str72 = external constant [94 x i8] ; <[94 x i8]*> [#uses=0] +@reg_obstack = external global %struct.bitmap_obstack ; <%struct.bitmap_obstack*> [#uses=0] + +declare void @init_flow() + +declare i8* @ggc_alloc_cleared_stat(i64) + +declare fastcc void @free_edge(%struct.edge_def*) + +declare void @ggc_free(i8*) + +declare %struct.basic_block_def* @alloc_block() + +declare void @alloc_rbi_pool() + +declare %struct.alloc_pool_def* @create_alloc_pool(i8*, i64, i64) + +declare void @free_rbi_pool() + +declare void @free_alloc_pool(%struct.alloc_pool_def*) + +declare void @initialize_bb_rbi(%struct.basic_block_def*) + +declare void @fancy_abort(i8*, i32, i8*) + +declare i8* @pool_alloc(%struct.alloc_pool_def*) + +declare void @llvm.memset.i64(i8*, i8, i64, i32) + +declare void @link_block(%struct.basic_block_def*, %struct.basic_block_def*) + +declare void @unlink_block(%struct.basic_block_def*) + +declare void @compact_blocks() + +declare void @varray_check_failed(%struct.varray_head_tag*, i64, i8*, i32, i8*) + +declare void @expunge_block(%struct.basic_block_def*) + +declare void @clear_bb_flags() + +declare void @alloc_aux_for_block(%struct.basic_block_def*, i32) + +declare void @_obstack_newchunk(%struct.obstack*, i32) + +declare void @clear_aux_for_blocks() + +declare void @free_aux_for_blocks() + +declare void @obstack_free(%struct.obstack*, i8*) + +declare void @alloc_aux_for_edge(%struct.edge_def*, i32) + +declare void @debug_bb(%struct.basic_block_def*) + +declare void @dump_bb(%struct.basic_block_def*, %struct._IO_FILE*, i32) + +declare %struct.basic_block_def* @debug_bb_n(i32) + +declare void @dump_edge_info(%struct._IO_FILE*, %struct.edge_def*, i32) + +declare i32 @fputs_unlocked(i8* noalias , %struct._IO_FILE* noalias ) + +declare i32 @fprintf(%struct._IO_FILE* noalias , i8* noalias , ...) + +declare i64 @fwrite(i8*, i64, i64, i8*) + +declare i32 @__overflow(%struct._IO_FILE*, i32) + +declare %struct.edge_def* @unchecked_make_edge(%struct.basic_block_def*, %struct.basic_block_def*, i32) + +declare i8* @vec_gc_p_reserve(i8*, i32) + +declare void @vec_assert_fail(i8*, i8*, i8*, i32, i8*) + +declare void @execute_on_growing_pred(%struct.edge_def*) + +declare %struct.edge_def* @make_edge(%struct.basic_block_def*, %struct.basic_block_def*, i32) + +declare %struct.edge_def* @find_edge(%struct.basic_block_def*, %struct.basic_block_def*) + +declare %struct.edge_def* @make_single_succ_edge(%struct.basic_block_def*, %struct.basic_block_def*, i32) + +declare %struct.edge_def* @cached_make_edge(%struct.simple_bitmap_def**, %struct.basic_block_def*, %struct.basic_block_def*, i32) + +declare void @redirect_edge_succ(%struct.edge_def*, %struct.basic_block_def*) + +declare void @execute_on_shrinking_pred(%struct.edge_def*) + +declare void @alloc_aux_for_blocks(i32) + +declare i8* @xmalloc(i64) + +declare i32 @_obstack_begin(%struct.obstack*, i32, i32, i8* (i64)*, void (i8*)*) + +declare void @free(i8*) + +declare void @clear_edges() + +declare void @remove_edge(%struct.edge_def*) + +declare %struct.edge_def* @redirect_edge_succ_nodup(%struct.edge_def*, %struct.basic_block_def*) + +declare void @redirect_edge_pred(%struct.edge_def*, %struct.basic_block_def*) + +define void @check_bb_profile(%struct.basic_block_def* %bb, %struct._IO_FILE* %file) { +entry: + br i1 false, label %cond_false759.preheader, label %cond_false149.preheader + +cond_false149.preheader: ; preds = %entry + ret void + +cond_false759.preheader: ; preds = %entry + br i1 false, label %cond_next873, label %cond_true794 + +bb644: ; preds = %cond_next873 + ret void + +cond_true794: ; preds = %cond_false759.preheader + ret void + +cond_next873: ; preds = %cond_false759.preheader + br i1 false, label %bb882, label %bb644 + +bb882: ; preds = %cond_next873 + br i1 false, label %cond_true893, label %cond_next901 + +cond_true893: ; preds = %bb882 + br label %cond_false1036 + +cond_next901: ; preds = %bb882 + ret void + +bb929: ; preds = %cond_next1150 + %tmp934 = add i64 0, %lsum.11225.0 ; [#uses=1] + br i1 false, label %cond_next979, label %cond_true974 + +cond_true974: ; preds = %bb929 + ret void + +cond_next979: ; preds = %bb929 + br label %cond_false1036 + +cond_false1036: ; preds = %cond_next979, %cond_true893 + %lsum.11225.0 = phi i64 [ 0, %cond_true893 ], [ %tmp934, %cond_next979 ] ; [#uses=2] + br i1 false, label %cond_next1056, label %cond_true1051 + +cond_true1051: ; preds = %cond_false1036 + ret void + +cond_next1056: ; preds = %cond_false1036 + br i1 false, label %cond_next1150, label %cond_true1071 + +cond_true1071: ; preds = %cond_next1056 + ret void + +cond_next1150: ; preds = %cond_next1056 + %tmp1156 = icmp eq %struct.edge_def* null, null ; [#uses=1] + br i1 %tmp1156, label %bb1159, label %bb929 + +bb1159: ; preds = %cond_next1150 + br i1 false, label %cond_true1169, label %UnifiedReturnBlock + +cond_true1169: ; preds = %bb1159 + %tmp11741175 = trunc i64 %lsum.11225.0 to i32 ; [#uses=1] + %tmp1178 = tail call i32 (%struct._IO_FILE* noalias , i8* noalias , ...)* @fprintf( %struct._IO_FILE* %file noalias , i8* getelementptr ([49 x i8]* @.str32, i32 0, i64 0) noalias , i32 %tmp11741175, i32 0 ) ; [#uses=0] + ret void + +UnifiedReturnBlock: ; preds = %bb1159 + ret void +} + +declare void @dump_flow_info(%struct._IO_FILE*) + +declare i32 @max_reg_num() + +declare void @rtl_check_failed_flag(i8*, %struct.rtx_def*, i8*, i32, i8*) + +declare i32 @reg_preferred_class(i32) + +declare i32 @reg_alternate_class(i32) + +declare i8 @maybe_hot_bb_p(%struct.basic_block_def*) zeroext + +declare i8 @probably_never_executed_bb_p(%struct.basic_block_def*) zeroext + +declare void @dump_regset(%struct.bitmap_head_def*, %struct._IO_FILE*) + +declare void @debug_flow_info() + +declare void @alloc_aux_for_edges(i32) + +declare void @clear_aux_for_edges() + +declare void @free_aux_for_edges() + +declare void @brief_dump_cfg(%struct._IO_FILE*) + +declare i32 @fputc(i32, i8*) + +declare void @update_bb_profile_for_threading(%struct.basic_block_def*, i32, i64, %struct.edge_def*) -- 2.34.1