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annotate test/CodeGen/ARM/a15-partial-update.ll @ 128:c347d3398279 default tip

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fix
author mir3636
date Wed, 06 Dec 2017 14:37:17 +0900
parents afa8332a0e37
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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1 ; RUN: llc -O1 -mcpu=cortex-a15 -mtriple=armv7-linux-gnueabi -verify-machineinstrs < %s | FileCheck %s
95c75e76d11b LLVM 3.4
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2
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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3 ; CHECK-LABEL: t1:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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4 define <2 x float> @t1(float* %A, <2 x float> %B) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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5 ; The generated code for this test uses a vld1.32 instruction
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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6 ; to write the lane 1 of a D register containing the value of
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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7 ; <2 x float> %B. Since the D register is defined, it would
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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8 ; be incorrect to fully write it (with a vmov.f64) before the
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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9 ; vld1.32 instruction. The test checks that a vmov.f64 was not
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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10 ; generated.
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11
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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12 ; CHECK-NOT: vmov.{{.*}} d{{[0-9]+}},
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afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
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13 %tmp2 = load float, float* %A, align 4
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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14 %tmp3 = insertelement <2 x float> %B, float %tmp2, i32 1
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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15 ret <2 x float> %tmp3
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16 }
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17
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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18 ; CHECK-LABEL: t2:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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19 define void @t2(<4 x i8> *%in, <4 x i8> *%out, i32 %n) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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20 entry:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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21 br label %loop
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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22 loop:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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23 ; The code generated by this test uses a vld1.32 instruction.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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24 ; We check that a dependency breaking vmov* instruction was
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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25 ; generated.
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26
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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27 ; CHECK: vmov.{{.*}} d{{[0-9]+}},
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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28 %oldcount = phi i32 [0, %entry], [%newcount, %loop]
95c75e76d11b LLVM 3.4
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29 %newcount = add i32 %oldcount, 1
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afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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30 %p1 = getelementptr <4 x i8>, <4 x i8> *%in, i32 %newcount
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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31 %p2 = getelementptr <4 x i8>, <4 x i8> *%out, i32 %newcount
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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32 %tmp1 = load <4 x i8> , <4 x i8> *%p1, align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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33 store <4 x i8> %tmp1, <4 x i8> *%p2
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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34 %cmp = icmp eq i32 %newcount, %n
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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35 br i1 %cmp, label %loop, label %ret
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36 ret:
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37 ret void
95c75e76d11b LLVM 3.4
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38 }