1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=i686-- -mcpu=corei7 | FileCheck %s
4 define signext i16 @t(ptr %qmatrix, ptr %dct, ptr %acBaseTable, ptr %acExtTable, i16 signext %acBaseRes, i16 signext %acMaskRes, i16 signext %acExtRes, ptr %bitptr, ptr %source, i32 %markerPrefix, ptr %byteptr, i32 %scale, i32 %round, i32 %bits) {
6 ; CHECK: # %bb.0: # %entry
7 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
8 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
9 ; CHECK-NEXT: .p2align 4, 0x90
10 ; CHECK-NEXT: .LBB0_1: # %cond_next127
11 ; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
12 ; CHECK-NEXT: movl %eax, %edx
13 ; CHECK-NEXT: sarl %cl, %edx
14 ; CHECK-NEXT: incl %edx
15 ; CHECK-NEXT: cmpl $63, %edx
16 ; CHECK-NEXT: jb .LBB0_1
17 ; CHECK-NEXT: # %bb.2: # %UnifiedReturnBlock
18 ; CHECK-NEXT: xorl %eax, %eax
21 br label %cond_next127
23 cond_next127: ; preds = %cond_next391, %entry
24 %tmp151 = add i32 0, %round ; <i32> [#uses=1]
25 %tmp153 = ashr i32 %tmp151, %scale ; <i32> [#uses=1]
26 %tmp158 = xor i32 0, %tmp153 ; <i32> [#uses=1]
27 %tmp160 = or i32 %tmp158, 0 ; <i32> [#uses=1]
28 %tmp180181 = sext i16 0 to i32 ; <i32> [#uses=1]
29 %tmp183 = add i32 %tmp160, 1 ; <i32> [#uses=1]
30 br i1 false, label %cond_true188, label %cond_next245
32 cond_true188: ; preds = %cond_next127
35 cond_next245: ; preds = %cond_next127
36 %tmp253444 = lshr i32 %tmp180181, 4 ; <i32> [#uses=1]
37 %tmp254 = and i32 %tmp253444, 15 ; <i32> [#uses=1]
38 br i1 false, label %cond_true267, label %cond_next391
40 cond_true267: ; preds = %cond_next245
41 %tmp269 = load ptr, ptr %byteptr, align 4 ; <ptr> [#uses=3]
42 %tmp270 = load i8, ptr %tmp269, align 1 ; <i8> [#uses=1]
43 %tmp270271 = zext i8 %tmp270 to i32 ; <i32> [#uses=1]
44 %tmp272 = getelementptr i8, ptr %tmp269, i32 1 ; <ptr> [#uses=2]
45 store ptr %tmp272, ptr %byteptr, align 4
46 %tmp276 = load i8, ptr %tmp272, align 1 ; <i8> [#uses=1]
47 %tmp278 = getelementptr i8, ptr %tmp269, i32 2 ; <ptr> [#uses=1]
48 store ptr %tmp278, ptr %byteptr, align 4
49 %tmp286 = icmp eq i32 %tmp270271, %markerPrefix ; <i1> [#uses=1]
50 %cond = icmp eq i8 %tmp276, 0 ; <i1> [#uses=1]
51 %bothcond = and i1 %tmp286, %cond ; <i1> [#uses=1]
52 br i1 %bothcond, label %cond_true294, label %cond_next327
54 cond_true294: ; preds = %cond_true267
57 cond_next327: ; preds = %cond_true267
58 br i1 false, label %cond_true343, label %cond_next391
60 cond_true343: ; preds = %cond_next327
61 %tmp345 = load ptr, ptr %byteptr, align 4 ; <ptr> [#uses=1]
62 store ptr null, ptr %byteptr, align 4
63 store ptr %tmp345, ptr %byteptr, align 4
64 br label %cond_next391
66 cond_next391: ; preds = %cond_true343, %cond_next327, %cond_next245
67 %tmp422445 = add i32 %tmp254, %tmp183 ; <i32> [#uses=1]
68 %tmp429448 = icmp ult i32 %tmp422445, 63 ; <i1> [#uses=1]
69 br i1 %tmp429448, label %cond_next127, label %UnifiedReturnBlock
71 UnifiedReturnBlock: ; preds = %cond_next391