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comparison test/CodeGen/Hexagon/vect/vect-cst-v4i32.ll @ 95:afa8332a0e37

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents
children 7d135dc70f03
comparison
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84:f3e34b893a5f 95:afa8332a0e37
1 ; RUN: llc -march=hexagon -mcpu=hexagonv5 < %s | FileCheck %s
2 ; This one should generate a combine with two immediates.
3 ; CHECK: combine(#7, #7)
4 @B = common global [400 x i32] zeroinitializer, align 8
5 @A = common global [400 x i32] zeroinitializer, align 8
6 @C = common global [400 x i32] zeroinitializer, align 8
7
8 define void @run() nounwind {
9 entry:
10 br label %polly.loop_body
11
12 polly.loop_after: ; preds = %polly.loop_body
13 ret void
14
15 polly.loop_body: ; preds = %entry, %polly.loop_body
16 %polly.loopiv23 = phi i32 [ 0, %entry ], [ %polly.next_loopiv, %polly.loop_body ]
17 %polly.next_loopiv = add nsw i32 %polly.loopiv23, 4
18 %p_arrayidx1 = getelementptr [400 x i32], [400 x i32]* @A, i32 0, i32 %polly.loopiv23
19 %p_arrayidx = getelementptr [400 x i32], [400 x i32]* @B, i32 0, i32 %polly.loopiv23
20 %vector_ptr = bitcast i32* %p_arrayidx to <4 x i32>*
21 %_p_vec_full = load <4 x i32>, <4 x i32>* %vector_ptr, align 8
22 %mulp_vec = mul <4 x i32> %_p_vec_full, <i32 7, i32 7, i32 7, i32 7>
23 %vector_ptr12 = bitcast i32* %p_arrayidx1 to <4 x i32>*
24 %_p_vec_full13 = load <4 x i32>, <4 x i32>* %vector_ptr12, align 8
25 %addp_vec = add <4 x i32> %_p_vec_full13, %mulp_vec
26 store <4 x i32> %addp_vec, <4 x i32>* %vector_ptr12, align 8
27 %0 = icmp slt i32 %polly.next_loopiv, 400
28 br i1 %0, label %polly.loop_body, label %polly.loop_after
29 }