llvm-for-llvmta/test/Transforms/GlobalOpt/2009-06-01-RecursivePHI.ll

123 lines
3.9 KiB
LLVM

; RUN: opt < %s -globalopt
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
%struct.s_annealing_sched = type { i32, float, float, float, float }
%struct.s_bb = type { i32, i32, i32, i32 }
%struct.s_net = type { i8*, i32, i32*, float, float }
%struct.s_placer_opts = type { i32, float, i32, i32, i8*, i32, i32 }
@net = internal global %struct.s_net* null ; <%struct.s_net**> [#uses=4]
define fastcc void @alloc_and_load_placement_structs(i32 %place_cost_type, i32 %num_regions, float %place_cost_exp, float*** nocapture %old_region_occ_x, float*** nocapture %old_region_occ_y) nounwind ssp {
entry:
br i1 undef, label %bb.i, label %my_malloc.exit
bb.i: ; preds = %entry
unreachable
my_malloc.exit: ; preds = %entry
br i1 undef, label %bb.i81, label %my_malloc.exit83
bb.i81: ; preds = %my_malloc.exit
unreachable
my_malloc.exit83: ; preds = %my_malloc.exit
br i1 undef, label %bb.i.i57, label %my_calloc.exit.i
bb.i.i57: ; preds = %my_malloc.exit83
unreachable
my_calloc.exit.i: ; preds = %my_malloc.exit83
br i1 undef, label %bb.i4.i, label %my_calloc.exit5.i
bb.i4.i: ; preds = %my_calloc.exit.i
unreachable
my_calloc.exit5.i: ; preds = %my_calloc.exit.i
%.pre.i58 = load %struct.s_net*, %struct.s_net** @net, align 4 ; <%struct.s_net*> [#uses=1]
br label %bb17.i78
bb1.i61: ; preds = %bb4.preheader.i, %bb1.i61
br i1 undef, label %bb1.i61, label %bb5.i62
bb5.i62: ; preds = %bb1.i61
br i1 undef, label %bb6.i64, label %bb15.preheader.i
bb15.preheader.i: ; preds = %bb4.preheader.i, %bb5.i62
br label %bb16.i77
bb6.i64: ; preds = %bb5.i62
br i1 undef, label %bb7.i65, label %bb8.i67
bb7.i65: ; preds = %bb6.i64
unreachable
bb8.i67: ; preds = %bb6.i64
br i1 undef, label %bb.i1.i68, label %my_malloc.exit.i70
bb.i1.i68: ; preds = %bb8.i67
unreachable
my_malloc.exit.i70: ; preds = %bb8.i67
%0 = load %struct.s_net*, %struct.s_net** @net, align 4 ; <%struct.s_net*> [#uses=1]
br i1 undef, label %bb9.i71, label %bb16.i77
bb9.i71: ; preds = %bb9.i71, %my_malloc.exit.i70
%1 = load %struct.s_net*, %struct.s_net** @net, align 4 ; <%struct.s_net*> [#uses=1]
br i1 undef, label %bb9.i71, label %bb16.i77
bb16.i77: ; preds = %bb9.i71, %my_malloc.exit.i70, %bb15.preheader.i
%.pre41.i.rle244 = phi %struct.s_net* [ %.pre41.i, %bb15.preheader.i ], [ %0, %my_malloc.exit.i70 ], [ %1, %bb9.i71 ] ; <%struct.s_net*> [#uses=1]
br label %bb17.i78
bb17.i78: ; preds = %bb16.i77, %my_calloc.exit5.i
%.pre41.i = phi %struct.s_net* [ %.pre41.i.rle244, %bb16.i77 ], [ %.pre.i58, %my_calloc.exit5.i ] ; <%struct.s_net*> [#uses=1]
br i1 undef, label %bb4.preheader.i, label %alloc_and_load_unique_pin_list.exit
bb4.preheader.i: ; preds = %bb17.i78
br i1 undef, label %bb1.i61, label %bb15.preheader.i
alloc_and_load_unique_pin_list.exit: ; preds = %bb17.i78
ret void
}
define void @read_net(i8* %net_file) nounwind ssp {
entry:
br i1 undef, label %bb3.us.us.i, label %bb6.preheader
bb6.preheader: ; preds = %entry
br i1 undef, label %bb7, label %bb
bb3.us.us.i: ; preds = %entry
unreachable
bb: ; preds = %bb6.preheader
br i1 undef, label %bb.i34, label %bb1.i38
bb.i34: ; preds = %bb
unreachable
bb1.i38: ; preds = %bb
%mallocsize = mul i64 28, undef ; <i64> [#uses=1]
%malloccall = tail call i8* @malloc(i64 %mallocsize) ; <i8*> [#uses=1]
%0 = bitcast i8* %malloccall to %struct.s_net* ; <%struct.s_net*> [#uses=1]
br i1 undef, label %bb.i1.i39, label %my_malloc.exit2.i
bb.i1.i39: ; preds = %bb1.i38
unreachable
my_malloc.exit2.i: ; preds = %bb1.i38
store %struct.s_net* %0, %struct.s_net** @net, align 4
br i1 undef, label %bb.i7.i40, label %my_malloc.exit8.i
bb.i7.i40: ; preds = %my_malloc.exit2.i
unreachable
my_malloc.exit8.i: ; preds = %my_malloc.exit2.i
unreachable
bb7: ; preds = %bb6.preheader
unreachable
}
declare noalias i8* @malloc(i64)