; RUN: llc < %s -march=x86-64 | grep mov | count 3 %struct.COMPOSITE = type { i8, i16, i16 } %struct.FILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, %struct.__sFILEX*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 } %struct.FILE_POS = type { i8, i8, i16, i32 } %struct.FIRST_UNION = type { %struct.FILE_POS } %struct.FONT_INFO = type { %struct.metrics*, i8*, i16*, %struct.COMPOSITE*, i32, %struct.rec*, %struct.rec*, i16, i16, i16*, i8*, i8*, i16* } %struct.FOURTH_UNION = type { %struct.STYLE } %struct.GAP = type { i8, i8, i16 } %struct.LIST = type { %struct.rec*, %struct.rec* } %struct.SECOND_UNION = type { { i16, i8, i8 } } %struct.STYLE = type { { %struct.GAP }, { %struct.GAP }, i16, i16, i32 } %struct.THIRD_UNION = type { %struct.FILE*, [8 x i8] } %struct.__sFILEX = type opaque %struct.__sbuf = type { i8*, i32 } %struct.head_type = type { [2 x %struct.LIST], %struct.FIRST_UNION, %struct.SECOND_UNION, %struct.THIRD_UNION, %struct.FOURTH_UNION, %struct.rec*, { %struct.rec* }, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, i32 } %struct.metrics = type { i16, i16, i16, i16, i16 } %struct.rec = type { %struct.head_type } define void @FontChange(i1 %foo) nounwind { entry: br i1 %foo, label %bb298, label %bb49 bb49: ; preds = %entry ret void bb298: ; preds = %entry br i1 %foo, label %bb304, label %bb366 bb304: ; preds = %bb298 br i1 %foo, label %bb330, label %bb428 bb330: ; preds = %bb366, %bb304 br label %bb366 bb366: ; preds = %bb330, %bb298 br i1 %foo, label %bb330, label %bb428 bb428: ; preds = %bb366, %bb304 br i1 %foo, label %bb650, label %bb433 bb433: ; preds = %bb428 ret void bb650: ; preds = %bb650, %bb428 %tmp658 = load i8* null, align 8 ; <i8> [#uses=1] %tmp659 = icmp eq i8 %tmp658, 0 ; <i1> [#uses=1] br i1 %tmp659, label %bb650, label %bb662 bb662: ; preds = %bb650 br label %bb761 bb688: ; preds = %bb662 ret void bb761: ; preds = %bb662 %tmp487248736542 = load i32* null, align 4 ; <i32> [#uses=2] %tmp487648776541 = and i32 %tmp487248736542, 57344 ; <i32> [#uses=1] %tmp4881 = icmp eq i32 %tmp487648776541, 8192 ; <i1> [#uses=1] br i1 %tmp4881, label %bb4884, label %bb4897 bb4884: ; preds = %bb761 %tmp488948906540 = and i32 %tmp487248736542, 7168 ; <i32> [#uses=1] %tmp4894 = icmp eq i32 %tmp488948906540, 1024 ; <i1> [#uses=1] br i1 %tmp4894, label %bb4932, label %bb4897 bb4897: ; preds = %bb4884, %bb761 ret void bb4932: ; preds = %bb4884 %tmp4933 = load i32* null, align 4 ; <i32> [#uses=1] br i1 %foo, label %bb5054, label %bb4940 bb4940: ; preds = %bb4932 %tmp4943 = load i32* null, align 4 ; <i32> [#uses=2] switch i32 %tmp4933, label %bb5054 [ i32 159, label %bb4970 i32 160, label %bb5002 ] bb4970: ; preds = %bb4940 %tmp49746536 = trunc i32 %tmp4943 to i16 ; <i16> [#uses=1] %tmp49764977 = and i16 %tmp49746536, 4095 ; <i16> [#uses=1] %mask498049814982 = zext i16 %tmp49764977 to i64 ; <i64> [#uses=1] %tmp4984 = getelementptr %struct.FONT_INFO* null, i64 %mask498049814982, i32 5 ; <%struct.rec**> [#uses=1] %tmp4985 = load %struct.rec** %tmp4984, align 8 ; <%struct.rec*> [#uses=1] %tmp4988 = getelementptr %struct.rec* %tmp4985, i64 0, i32 0, i32 3 ; <%struct.THIRD_UNION*> [#uses=1] %tmp4991 = bitcast %struct.THIRD_UNION* %tmp4988 to i32* ; <i32*> [#uses=1] %tmp4992 = load i32* %tmp4991, align 8 ; <i32> [#uses=1] %tmp49924993 = trunc i32 %tmp4992 to i16 ; <i16> [#uses=1] %tmp4996 = add i16 %tmp49924993, 0 ; <i16> [#uses=1] br label %bb5054 bb5002: ; preds = %bb4940 %tmp50066537 = trunc i32 %tmp4943 to i16 ; <i16> [#uses=1] %tmp50085009 = and i16 %tmp50066537, 4095 ; <i16> [#uses=1] %mask501250135014 = zext i16 %tmp50085009 to i64 ; <i64> [#uses=1] %tmp5016 = getelementptr %struct.FONT_INFO* null, i64 %mask501250135014, i32 5 ; <%struct.rec**> [#uses=1] %tmp5017 = load %struct.rec** %tmp5016, align 8 ; <%struct.rec*> [#uses=1] %tmp5020 = getelementptr %struct.rec* %tmp5017, i64 0, i32 0, i32 3 ; <%struct.THIRD_UNION*> [#uses=1] %tmp5023 = bitcast %struct.THIRD_UNION* %tmp5020 to i32* ; <i32*> [#uses=1] %tmp5024 = load i32* %tmp5023, align 8 ; <i32> [#uses=1] %tmp50245025 = trunc i32 %tmp5024 to i16 ; <i16> [#uses=1] %tmp5028 = sub i16 %tmp50245025, 0 ; <i16> [#uses=1] br label %bb5054 bb5054: ; preds = %bb5002, %bb4970, %bb4940, %bb4932 %flen.0.reg2mem.0 = phi i16 [ %tmp4996, %bb4970 ], [ %tmp5028, %bb5002 ], [ 0, %bb4932 ], [ undef, %bb4940 ] ; <i16> [#uses=0] ret void }