llvm-project/llvm/test/Transforms/SimpleLoopUnswitch/2006-06-13-SingleEntryPHI.ll

36 lines
1.7 KiB
LLVM

; RUN: opt < %s -simple-loop-unswitch -disable-output
%struct.BLEND_MAP = type { i16, i16, i16, i32, %struct.BLEND_MAP_ENTRY* }
%struct.BLEND_MAP_ENTRY = type { float, i8, { [5 x float], [4 x i8] } }
%struct.TPATTERN = type { i16, i16, i16, i32, float, float, float, %struct.WARP*, %struct.TPATTERN*, %struct.BLEND_MAP*, { %struct.anon, [4 x i8] } }
%struct.TURB = type { i16, %struct.WARP*, [3 x double], i32, float, float }
%struct.WARP = type { i16, %struct.WARP* }
%struct.anon = type { float, [3 x double] }
define void @Parse_Pattern() {
entry:
br label %bb1096.outer20
bb671: ; preds = %cond_true1099
br label %bb1096.outer23
bb1096.outer20.loopexit: ; preds = %cond_true1099
%Local_Turb.0.ph24.lcssa = phi %struct.TURB* [ %Local_Turb.0.ph24, %cond_true1099 ] ; <%struct.TURB*> [#uses=1]
br label %bb1096.outer20
bb1096.outer20: ; preds = %bb1096.outer20.loopexit, %entry
%Local_Turb.0.ph22 = phi %struct.TURB* [ undef, %entry ], [ %Local_Turb.0.ph24.lcssa, %bb1096.outer20.loopexit ] ; <%struct.TURB*> [#uses=1]
%tmp1098 = icmp eq i32 0, 0 ; <i1> [#uses=1]
br label %bb1096.outer23
bb1096.outer23: ; preds = %bb1096.outer20, %bb671
%Local_Turb.0.ph24 = phi %struct.TURB* [ %Local_Turb.0.ph22, %bb1096.outer20 ], [ null, %bb671 ] ; <%struct.TURB*> [#uses=2]
br label %bb1096
bb1096: ; preds = %cond_true1099, %bb1096.outer23
br i1 %tmp1098, label %cond_true1099, label %bb1102
cond_true1099: ; preds = %bb1096
switch i32 0, label %bb1096.outer20.loopexit [
i32 161, label %bb671
i32 359, label %bb1096
]
bb1102: ; preds = %bb1096
%Local_Turb.0.ph24.lcssa1 = phi %struct.TURB* [ %Local_Turb.0.ph24, %bb1096 ] ; <%struct.TURB*> [#uses=0]
ret void
}