1 ; RUN: llc < %s -mcpu=cortex-a15 -verify-machineinstrs -arm-atomic-cfg-tidy=0 | FileCheck %s
3 ; Check a spill right after a function call with large struct byval is correctly
7 ; We expect 4-byte spill and reload to be generated.
9 ; CHECK: set_stored_macroblock_parameters
10 ; CHECK: str r{{.*}}, [sp, {{#[0-9]+}}] @ 4-byte Spill
11 ; CHECK: ldr r{{.*}}, [lr, {{#[0-9]+}}] @ 4-byte Reload
13 target triple = "armv7l-unknown-linux-gnueabihf"
15 %structA = type { double, [16 x [16 x i16]], [16 x [16 x i16]], [16 x [16 x i16]], i32****, i32***, i32, i16, [4 x i32], [4 x i32], i8**, [16 x i8], [16 x i8], i32, i64, i32, i16******, i16******, [2 x [4 x [4 x i8]]], i32, i32, i32, i32, i32, i32, i32, i32, i32 }
16 %structB = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, float, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i8**, i8**, i32, i32***, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [9 x [16 x [16 x i16]]], [5 x [16 x [16 x i16]]], [9 x [8 x [8 x i16]]], [2 x [4 x [16 x [16 x i16]]]], [16 x [16 x i16]], [16 x [16 x i32]], i32****, i32***, i32***, i32***, i32****, i32****, %structC*, %structD*, %structK*, i32*, i32*, i32, i32, i32, i32, [4 x [4 x i32]], i32, i32, i32, i32, i32, double, i32, i32, i32, i32, i16******, i16******, i16******, i16******, [15 x i16], i32, i32, i32, i32, i32, i32, i32, i32, [6 x [32 x i32]], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [1 x i32], i32, i32, [2 x i32], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, %structL*, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, double**, double***, i32***, double**, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [3 x [2 x i32]], [2 x i32], i32, i32, i16, i32, i32, i32, i32, i32 }
17 %structC = type { i32, i32, [100 x %structD*], i32, float, float, float }
18 %structD = type { i32, i32, i32, i32, i32, i32, %structE*, %structH*, %structJ*, i32, i32*, i32*, i32*, i32, i32*, i32*, i32*, i32 (i32)*, [3 x [2 x i32]] }
19 %structE = type { %structF*, %structG, %structG }
20 %structF = type { i32, i32, i8, i32, i32, i8, i8, i32, i32, i8*, i32 }
21 %structG = type { i32, i32, i32, i32, i32, i8*, i32*, i32, i32 }
22 %structH = type { [3 x [11 x %structI]], [2 x [9 x %structI]], [2 x [10 x %structI]], [2 x [6 x %structI]], [4 x %structI], [4 x %structI], [3 x %structI] }
23 %structI = type { i16, i8, i32 }
24 %structJ = type { [2 x %structI], [4 x %structI], [3 x [4 x %structI]], [10 x [4 x %structI]], [10 x [15 x %structI]], [10 x [15 x %structI]], [10 x [5 x %structI]], [10 x [5 x %structI]], [10 x [15 x %structI]], [10 x [15 x %structI]] }
25 %structK = type { i32, i32, i32, [2 x i32], i32, [8 x i32], %structK*, %structK*, i32, [2 x [4 x [4 x [2 x i32]]]], [16 x i8], [16 x i8], i32, i64, [4 x i32], [4 x i32], i64, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i16, double, i32, i32, i32, i32, i32, i32, i32, i32, i32 }
26 %structL = type { i32, i32, i32, i32, i32, %structL* }
27 %structM = type { i32, i32, i32, i32, i32, i32, [6 x [33 x i64]], [6 x [33 x i64]], [6 x [33 x i64]], [6 x [33 x i64]], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i16**, i16****, i16****, i16*****, i16***, i8*, i8***, i64***, i64***, i16****, i8**, i8**, %structM*, %structM*, %structM*, i32, i32, i32, i32, i32, i32, i32 }
28 %structN = type { i32, [16 x [16 x i32]], [16 x [16 x i32]], [16 x [16 x i32]], [3 x [16 x [16 x i32]]], [4 x i16], [4 x i8], [4 x i8], [4 x i8], [16 x [16 x i16]], [16 x [16 x i16]], [16 x [16 x i32]] }
30 @cofAC = external global i32****, align 4
31 @cofDC = external global i32***, align 4
32 @rdopt = external global %structA*, align 4
33 @img = external global %structB*
34 @enc_picture = external global %structM*
35 @si_frame_indicator = external global i32, align 4
36 @sp2_frame_indicator = external global i32, align 4
37 @lrec = external global i32**, align 4
38 @tr8x8 = external global %structN, align 4
39 @best_mode = external global i16, align 2
40 @best_c_imode = external global i32, align 4
41 @best_i16offset = external global i32, align 4
42 @bi_pred_me = external global i16, align 2
43 @b8mode = external global [4 x i32], align 4
44 @b8pdir = external global [4 x i32], align 4
45 @b4_intra_pred_modes = external global [16 x i8], align 1
46 @b8_intra_pred_modes8x8 = external global [16 x i8], align 1
47 @b4_ipredmode = external global [16 x i8], align 1
48 @b8_ipredmode8x8 = external global [4 x [4 x i8]], align 1
49 @rec_mbY = external global [16 x [16 x i16]], align 2
50 @lrec_rec = external global [16 x [16 x i32]], align 4
51 @rec_mbU = external global [16 x [16 x i16]], align 2
52 @rec_mbV = external global [16 x [16 x i16]], align 2
53 @lrec_rec_U = external global [16 x [16 x i32]], align 4
54 @lrec_uv = external global i32***, align 4
55 @lrec_rec_V = external global [16 x [16 x i32]], align 4
56 @cbp = external global i32, align 4
57 @cbp_blk = external global i64, align 8
58 @luma_transform_size_8x8_flag = external global i32, align 4
59 @frefframe = external global [4 x [4 x i8]], align 1
60 @brefframe = external global [4 x [4 x i8]], align 1
62 ; Function Attrs: nounwind
63 declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i1) #0
65 ; Function Attrs: nounwind
66 declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i1) #0
68 ; Function Attrs: nounwind
69 declare void @SetMotionVectorsMB(%structK* nocapture, i32) #1
71 ; Function Attrs: nounwind
72 define void @set_stored_macroblock_parameters(i16 %a0, i32 %a1) #1 {
74 %0 = load %structB*, %structB** @img, align 4
75 %1 = load i32, i32* undef, align 4
76 %mb_data = getelementptr inbounds %structB, %structB* %0, i32 0, i32 61
77 %2 = load %structK*, %structK** %mb_data, align 4
80 for.body: ; preds = %for.body, %entry
81 br i1 undef, label %for.end, label %for.body
83 for.end: ; preds = %for.body
84 br i1 undef, label %for.body20, label %if.end
86 for.body20: ; preds = %for.end
89 if.end: ; preds = %for.end
90 br i1 undef, label %if.end40, label %for.cond31.preheader
92 for.cond31.preheader: ; preds = %if.end
95 if.end40: ; preds = %if.end
96 br i1 undef, label %if.end43, label %if.then42
98 if.then42: ; preds = %if.end40
101 if.end43: ; preds = %if.then42, %if.end40
102 br i1 undef, label %if.end164, label %for.cond47.preheader
104 for.cond47.preheader: ; preds = %if.end43
105 br i1 undef, label %for.body119, label %if.end164
107 for.body119: ; preds = %for.body119, %for.cond47.preheader
108 br i1 undef, label %for.body119, label %if.end164
110 if.end164: ; preds = %for.body119, %for.cond47.preheader, %if.end43
111 store i32*** null, i32**** @cofDC, align 4
112 %mb_type = getelementptr inbounds %structK, %structK* %2, i32 %1, i32 8
113 br i1 undef, label %if.end230, label %if.then169
115 if.then169: ; preds = %if.end164
116 br i1 undef, label %for.cond185.preheader, label %for.cond210.preheader
118 for.cond185.preheader: ; preds = %if.then169
121 for.cond210.preheader: ; preds = %if.then169
124 if.end230: ; preds = %if.end164
125 tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 undef, i8* align 4 bitcast ([4 x i32]* @b8mode to i8*), i32 16, i1 false)
126 %b8pdir = getelementptr inbounds %structK, %structK* %2, i32 %1, i32 15
127 %3 = bitcast [4 x i32]* %b8pdir to i8*
128 tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 %3, i8* align 4 bitcast ([4 x i32]* @b8pdir to i8*), i32 16, i1 false)
129 %tobool.if.end230 = icmp ne i8* %3, null
130 br i1 %tobool.if.end230, label %if.end236, label %if.then233
132 if.then233: ; preds = %if.end230
135 if.end236: ; preds = %if.end230
136 %cmp242 = icmp ne i16 %a0, 8
137 %4 = load i32, i32* @luma_transform_size_8x8_flag, align 4
138 %tobool245 = icmp ne i32 %4, 0
139 %or.cond812 = or i1 %cmp242, %tobool245
140 br i1 %or.cond812, label %if.end249, label %land.lhs.true246
142 land.lhs.true246: ; preds = %if.end236
143 %tobool246 = icmp sgt i32 %4, 1
144 br i1 %tobool246, label %if.end249, label %if.then248
146 if.then248: ; preds = %land.lhs.true246
147 tail call void asm sideeffect "", "~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11}"() nounwind
148 tail call void @RestoreMVBlock8x8(i32 1, i32 0, %structN* byval @tr8x8, i32 0) #0
149 tail call void @RestoreMVBlock8x8(i32 1, i32 2, %structN* byval @tr8x8, i32 0) #0
150 tail call void @RestoreMVBlock8x8(i32 1, i32 3, %structN* byval @tr8x8, i32 0) #0
153 if.end249: ; preds = %if.then248, %land.lhs.true246, %if.end236
154 %5 = load i32, i32* @luma_transform_size_8x8_flag, align 4
155 %6 = load %structA*, %structA** @rdopt, align 4
156 %luma_transform_size_8x8_flag264 = getelementptr inbounds %structA, %structA* %6, i32 0, i32 21
157 store i32 %5, i32* %luma_transform_size_8x8_flag264, align 4
158 %7 = load i32, i32* undef, align 4
159 %add281 = add nsw i32 %7, %4
160 br label %for.body285
162 for.body285: ; preds = %for.inc503, %if.end249
163 %8 = phi %structB* [ undef, %if.end249 ], [ %.pre1155, %for.inc503 ]
164 %i.21103 = phi i32 [ 0, %if.end249 ], [ %inc504, %for.inc503 ]
165 %block_x286 = getelementptr inbounds %structB, %structB* %8, i32 0, i32 37
166 %9 = load i32, i32* %block_x286, align 4
167 %add287 = add nsw i32 %9, %i.21103
168 %shr289 = ashr i32 %i.21103, 1
169 %add290 = add nsw i32 %shr289, 0
170 %arrayidx292 = getelementptr inbounds %structK, %structK* %2, i32 %1, i32 15, i32 %add290
171 %10 = load %structM*, %structM** @enc_picture, align 4
172 %ref_idx = getelementptr inbounds %structM, %structM* %10, i32 0, i32 35
173 %11 = load i8***, i8**** %ref_idx, align 4
174 %12 = load i8**, i8*** %11, align 4
175 %arrayidx313 = getelementptr inbounds i8*, i8** %12, i32 %add281
176 %13 = load i8*, i8** %arrayidx313, align 4
177 %arrayidx314 = getelementptr inbounds i8, i8* %13, i32 %add287
178 store i8 -1, i8* %arrayidx314, align 1
179 %14 = load %structB*, %structB** @img, align 4
180 %MbaffFrameFlag327 = getelementptr inbounds %structB, %structB* %14, i32 0, i32 100
181 %15 = load i32, i32* %MbaffFrameFlag327, align 4
182 %tobool328 = icmp eq i32 %15, %a1
183 br i1 %tobool328, label %if.end454, label %if.then329
185 if.then329: ; preds = %for.body285
186 %16 = load %structA*, %structA** @rdopt, align 4
189 if.end454: ; preds = %if.then329, %for.body285
190 %17 = load i32, i32* %arrayidx292, align 4
191 %cmp457 = icmp eq i32 %17, 0
192 br i1 %cmp457, label %if.then475, label %lor.lhs.false459
194 lor.lhs.false459: ; preds = %if.end454
195 %18 = load i32, i32* %mb_type, align 4
196 switch i32 %18, label %for.inc503 [
197 i32 9, label %if.then475
198 i32 11, label %if.then475
199 i32 13, label %if.then475
200 i32 14, label %if.then475
203 if.then475: ; preds = %lor.lhs.false459, %lor.lhs.false459, %lor.lhs.false459, %lor.lhs.false459, %if.end454
204 store i16 0, i16* undef, align 2
207 for.inc503: ; preds = %if.then475, %lor.lhs.false459
208 %inc504 = add nsw i32 %i.21103, 1
209 %.pre1155 = load %structB*, %structB** @img, align 4
210 br label %for.body285
213 ; Function Attrs: nounwind
214 declare void @update_offset_params(i32, i32) #1
216 ; Function Attrs: nounwind
217 declare void @RestoreMVBlock8x8(i32, i32, %structN* byval nocapture, i32) #1
219 attributes #0 = { nounwind }
220 attributes #1 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }