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annotate test/CodeGen/ARM/vldm-liveness.ll @ 128:c347d3398279 default tip

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fix
author mir3636
date Wed, 06 Dec 2017 14:37:17 +0900
parents 803732b1fca8
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>
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1 ; RUN: llc -mtriple thumbv7-apple-ios -verify-machineinstrs -o - %s | FileCheck %s
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3 ; Make sure we emit the loads in ascending order, and form a vldmia.
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4 ;
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5 ; See vldm-liveness.mir for the bug this file originally testing.
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7 define arm_aapcs_vfpcc <4 x float> @foo(float* %ptr) {
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8 ; CHECK-LABEL: foo:
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9 ; CHECK: vldmia r0, {s0, s1}
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10 ; CHECK: vldr s3, [r0, #8]
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11 ; CHECK: vldr s2, [r0, #16]
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afa8332a0e37 LLVM 3.8
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12 %off0 = getelementptr float, float* %ptr, i32 0
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13 %val0 = load float, float* %off0
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14 %off1 = getelementptr float, float* %ptr, i32 1
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15 %val1 = load float, float* %off1
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16 %off4 = getelementptr float, float* %ptr, i32 4
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17 %val4 = load float, float* %off4
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18 %off2 = getelementptr float, float* %ptr, i32 2
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19 %val2 = load float, float* %off2
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21 %vec1 = insertelement <4 x float> undef, float %val0, i32 0
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22 %vec2 = insertelement <4 x float> %vec1, float %val1, i32 1
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23 %vec3 = insertelement <4 x float> %vec2, float %val4, i32 2
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24 %vec4 = insertelement <4 x float> %vec3, float %val2, i32 3
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26 ret <4 x float> %vec4
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27 }