1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=i686-- | FileCheck %s
4 define signext i16 @f(ptr %bp, ptr %ss) {
6 ; CHECK: # %bb.0: # %entry
7 ; CHECK-NEXT: pushl %esi
8 ; CHECK-NEXT: .cfi_def_cfa_offset 8
9 ; CHECK-NEXT: .cfi_offset %esi, -8
10 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
11 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
12 ; CHECK-NEXT: .p2align 4, 0x90
13 ; CHECK-NEXT: .LBB0_1: # %cond_next127
14 ; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
15 ; CHECK-NEXT: movl (%eax), %edx
16 ; CHECK-NEXT: movl (%ecx), %esi
17 ; CHECK-NEXT: andl $15, %edx
18 ; CHECK-NEXT: andl $15, %esi
19 ; CHECK-NEXT: addl %esi, (%ecx)
20 ; CHECK-NEXT: cmpl $63, %edx
21 ; CHECK-NEXT: jb .LBB0_1
22 ; CHECK-NEXT: # %bb.2: # %UnifiedReturnBlock
23 ; CHECK-NEXT: xorl %eax, %eax
24 ; CHECK-NEXT: popl %esi
25 ; CHECK-NEXT: .cfi_def_cfa_offset 4
28 br label %cond_next127
30 cond_next127: ; preds = %cond_next391, %entry
31 %v.1 = phi i32 [ undef, %entry ], [ %tmp411, %cond_next391 ] ; <i32> [#uses=1]
32 %tmp149 = mul i32 0, %v.1 ; <i32> [#uses=0]
33 %tmpss = load i32, ptr %ss, align 4 ; <i32> [#uses=1]
34 %tmpbp = load i32, ptr %bp, align 4 ; <i32> [#uses=2]
35 %tmp254 = and i32 %tmpss, 15 ; <i32> [#uses=1]
36 %tmp256 = and i32 %tmpbp, 15 ; <i32> [#uses=2]
37 br label %cond_next391
39 cond_next391: ; preds = %cond_next127
40 %tmp393 = load i32, ptr %ss, align 4 ; <i32> [#uses=1]
41 %tmp395 = load i32, ptr %bp, align 4 ; <i32> [#uses=2]
42 %tmp396 = shl i32 %tmp393, %tmp395 ; <i32> [#uses=2]
43 %tmp398 = sub i32 32, %tmp256 ; <i32> [#uses=2]
44 %tmp399 = lshr i32 %tmp396, %tmp398 ; <i32> [#uses=1]
45 %tmp405 = lshr i32 %tmp396, 31 ; <i32> [#uses=1]
46 %tmp406 = add i32 %tmp405, -1 ; <i32> [#uses=1]
47 %tmp409 = lshr i32 %tmp406, %tmp398 ; <i32> [#uses=1]
48 %tmp411 = sub i32 %tmp399, %tmp409 ; <i32> [#uses=1]
49 %tmp422445 = add i32 %tmp254, 0 ; <i32> [#uses=1]
50 %tmp426447 = add i32 %tmp395, %tmp256 ; <i32> [#uses=1]
51 store i32 %tmp426447, ptr %bp, align 4
52 %tmp429448 = icmp ult i32 %tmp422445, 63 ; <i1> [#uses=1]
53 br i1 %tmp429448, label %cond_next127, label %UnifiedReturnBlock
55 UnifiedReturnBlock: ; preds = %cond_next391