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annotate test/CodeGen/AArch64/arm64-2012-05-07-MemcpyAlignBug.ll @ 117:facf19d07cd9

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check EHStack on EmitCall (CbC goto)
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Wed, 24 Aug 2016 20:10:41 +0900
parents 54457678186b
children 1172e4bd9c6f
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54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: llc < %s -march arm64 -mcpu=cyclone | FileCheck %s
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2 ; <rdar://problem/11294426>
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4 @b = private unnamed_addr constant [3 x i32] [i32 1768775988, i32 1685481784, i32 1836253201], align 4
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6 ; The important thing for this test is that we need an unaligned load of `l_b'
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7 ; ("ldr w2, [x1, #8]" in this case).
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8
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9 ; CHECK: adrp x[[PAGE:[0-9]+]], {{l_b@PAGE|.Lb}}
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10 ; CHECK: add x[[ADDR:[0-9]+]], x[[PAGE]], {{l_b@PAGEOFF|:lo12:.Lb}}
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11 ; CHECK-NEXT: ldr [[VAL:w[0-9]+]], [x[[ADDR]], #8]
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12 ; CHECK-NEXT: str [[VAL]], [x0, #8]
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13 ; CHECK-NEXT: ldr [[VAL2:x[0-9]+]], [x[[ADDR]]]
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14 ; CHECK-NEXT: str [[VAL2]], [x0]
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15
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16 define void @foo(i8* %a) {
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17 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* bitcast ([3 x i32]* @b to i8*), i64 12, i32 4, i1 false)
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18 ret void
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19 }
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21 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind