1 ; RUN: llc < %s -mtriple=i686-- -x86-asm-syntax=intel | FileCheck %s
7 define signext i16 @t(ptr %bitptr, ptr %source, ptr %byteptr, i32 %scale, i32 %round) {
11 bb: ; preds = %cond_next391, %entry
12 %cnt.0 = phi i32 [ 0, %entry ], [ %tmp422445, %cond_next391 ] ; <i32> [#uses=1]
13 %v.1 = phi i32 [ undef, %entry ], [ %tmp411, %cond_next391 ] ; <i32> [#uses=0]
14 br i1 false, label %cond_true, label %cond_next127
16 cond_true: ; preds = %bb
17 store ptr null, ptr %byteptr, align 4
18 store ptr null, ptr %byteptr, align 4
19 br label %cond_next127
21 cond_next127: ; preds = %cond_true, %bb
22 %tmp151 = add i32 0, %round ; <i32> [#uses=1]
23 %tmp153 = ashr i32 %tmp151, %scale ; <i32> [#uses=2]
24 %tmp154155 = trunc i32 %tmp153 to i16 ; <i16> [#uses=1]
25 %tmp154155156 = sext i16 %tmp154155 to i32 ; <i32> [#uses=1]
26 %tmp158 = xor i32 %tmp154155156, %tmp153 ; <i32> [#uses=1]
27 %tmp160 = or i32 %tmp158, %cnt.0 ; <i32> [#uses=1]
28 %tmp171 = load i32, ptr %bitptr, align 4 ; <i32> [#uses=1]
29 %tmp180181 = sext i16 0 to i32 ; <i32> [#uses=3]
30 %tmp183 = add i32 %tmp160, 1 ; <i32> [#uses=1]
31 br i1 false, label %cond_true188, label %cond_next245
33 cond_true188: ; preds = %cond_next127
36 cond_next245: ; preds = %cond_next127
37 %tmp249 = ashr i32 %tmp180181, 8 ; <i32> [#uses=1]
38 %tmp250 = add i32 %tmp171, %tmp249 ; <i32> [#uses=1]
39 %tmp253444 = lshr i32 %tmp180181, 4 ; <i32> [#uses=1]
40 %tmp254 = and i32 %tmp253444, 15 ; <i32> [#uses=1]
41 %tmp256 = and i32 %tmp180181, 15 ; <i32> [#uses=2]
42 %tmp264 = icmp ugt i32 %tmp250, 15 ; <i1> [#uses=1]
43 br i1 %tmp264, label %cond_true267, label %cond_next391
45 cond_true267: ; preds = %cond_next245
46 store ptr null, ptr %byteptr, align 4
47 store ptr null, ptr %byteptr, align 4
48 br i1 false, label %cond_true289, label %cond_next327
50 cond_true289: ; preds = %cond_true267
53 cond_next327: ; preds = %cond_true267
54 br i1 false, label %cond_true343, label %cond_next385
56 cond_true343: ; preds = %cond_next327
57 %tmp345 = load ptr, ptr %byteptr, align 4 ; <ptr> [#uses=1]
58 store ptr null, ptr %byteptr, align 4
59 br i1 false, label %cond_next385, label %cond_true352
61 cond_true352: ; preds = %cond_true343
62 store ptr %tmp345, ptr %byteptr, align 4
63 br i1 false, label %cond_true364, label %cond_next385
65 cond_true364: ; preds = %cond_true352
68 cond_next385: ; preds = %cond_true352, %cond_true343, %cond_next327
69 br label %cond_next391
71 cond_next391: ; preds = %cond_next385, %cond_next245
72 %tmp393 = load i32, ptr %source, align 4 ; <i32> [#uses=1]
73 %tmp395 = load i32, ptr %bitptr, align 4 ; <i32> [#uses=2]
74 %tmp396 = shl i32 %tmp393, %tmp395 ; <i32> [#uses=1]
75 %tmp398 = sub i32 32, %tmp256 ; <i32> [#uses=1]
76 %tmp405 = lshr i32 %tmp396, 31 ; <i32> [#uses=1]
77 %tmp406 = add i32 %tmp405, -1 ; <i32> [#uses=1]
78 %tmp409 = lshr i32 %tmp406, %tmp398 ; <i32> [#uses=1]
79 %tmp411 = sub i32 0, %tmp409 ; <i32> [#uses=1]
80 %tmp422445 = add i32 %tmp254, %tmp183 ; <i32> [#uses=2]
81 %tmp426447 = add i32 %tmp395, %tmp256 ; <i32> [#uses=1]
82 store i32 %tmp426447, ptr %bitptr, align 4
83 %tmp429448 = icmp ult i32 %tmp422445, 63 ; <i1> [#uses=1]
84 br i1 %tmp429448, label %bb, label %UnifiedReturnBlock
86 UnifiedReturnBlock: ; preds = %cond_next391