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annotate test/CodeGen/AArch64/arm64-patchpoint.ll @ 77:54457678186b LLVM3.6

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LLVM 3.6
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Mon, 08 Sep 2014 22:06:00 +0900
parents
children afa8332a0e37
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77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: llc -mtriple=arm64-apple-darwin -enable-misched=0 -mcpu=cyclone < %s | FileCheck %s
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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2 ; RUN: llc -mtriple=arm64-apple-darwin -enable-misched=0 -mcpu=cyclone -fast-isel -fast-isel-abort < %s | FileCheck %s
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3
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4 ; Trivial patchpoint codegen
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5 ;
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6 define i64 @trivial_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) {
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7 entry:
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8 ; CHECK-LABEL: trivial_patchpoint_codegen:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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9 ; CHECK: movz x16, #0xdead, lsl #32
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10 ; CHECK-NEXT: movk x16, #0xbeef, lsl #16
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11 ; CHECK-NEXT: movk x16, #0xcafe
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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12 ; CHECK-NEXT: blr x16
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13 ; CHECK: movz x16, #0xdead, lsl #32
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14 ; CHECK-NEXT: movk x16, #0xbeef, lsl #16
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15 ; CHECK-NEXT: movk x16, #0xcaff
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16 ; CHECK-NEXT: blr x16
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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17 ; CHECK: ret
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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18 %resolveCall2 = inttoptr i64 244837814094590 to i8*
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19 %result = tail call i64 (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i64 2, i32 20, i8* %resolveCall2, i32 4, i64 %p1, i64 %p2, i64 %p3, i64 %p4)
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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20 %resolveCall3 = inttoptr i64 244837814094591 to i8*
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21 tail call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 3, i32 20, i8* %resolveCall3, i32 2, i64 %p1, i64 %result)
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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22 ret i64 %result
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23 }
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24
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25 ; Caller frame metadata with stackmaps. This should not be optimized
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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26 ; as a leaf function.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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27 ;
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28 ; CHECK-LABEL: caller_meta_leaf
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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29 ; CHECK: mov x29, sp
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30 ; CHECK-NEXT: sub sp, sp, #32
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31 ; CHECK: Ltmp
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32 ; CHECK: mov sp, x29
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33 ; CHECK: ret
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34
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35 define void @caller_meta_leaf() {
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36 entry:
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37 %metadata = alloca i64, i32 3, align 8
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38 store i64 11, i64* %metadata
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39 store i64 12, i64* %metadata
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40 store i64 13, i64* %metadata
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41 call void (i64, i32, ...)* @llvm.experimental.stackmap(i64 4, i32 0, i64* %metadata)
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42 ret void
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43 }
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44
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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45 ; Test patchpoints reusing the same TargetConstant.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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46 ; <rdar:15390785> Assertion failed: (CI.getNumArgOperands() >= NumArgs + 4)
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47 ; There is no way to verify this, since it depends on memory allocation.
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48 ; But I think it's useful to include as a working example.
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49 define i64 @testLowerConstant(i64 %arg, i64 %tmp2, i64 %tmp10, i64* %tmp33, i64 %tmp79) {
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50 entry:
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51 %tmp80 = add i64 %tmp79, -16
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52 %tmp81 = inttoptr i64 %tmp80 to i64*
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53 %tmp82 = load i64* %tmp81, align 8
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54 tail call void (i64, i32, ...)* @llvm.experimental.stackmap(i64 14, i32 8, i64 %arg, i64 %tmp2, i64 %tmp10, i64 %tmp82)
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55 tail call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 15, i32 32, i8* null, i32 3, i64 %arg, i64 %tmp10, i64 %tmp82)
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56 %tmp83 = load i64* %tmp33, align 8
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57 %tmp84 = add i64 %tmp83, -24
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58 %tmp85 = inttoptr i64 %tmp84 to i64*
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59 %tmp86 = load i64* %tmp85, align 8
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60 tail call void (i64, i32, ...)* @llvm.experimental.stackmap(i64 17, i32 8, i64 %arg, i64 %tmp10, i64 %tmp86)
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61 tail call void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 18, i32 32, i8* null, i32 3, i64 %arg, i64 %tmp10, i64 %tmp86)
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62 ret i64 10
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63 }
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64
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65 ; Test small patchpoints that don't emit calls.
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66 define void @small_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) {
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67 entry:
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68 ; CHECK-LABEL: small_patchpoint_codegen:
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69 ; CHECK: Ltmp
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70 ; CHECK: nop
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71 ; CHECK-NEXT: nop
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72 ; CHECK-NEXT: nop
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73 ; CHECK-NEXT: nop
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74 ; CHECK-NEXT: nop
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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75 ; CHECK-NEXT: ldp
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76 ; CHECK-NEXT: ret
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77 %result = tail call i64 (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i64 5, i32 20, i8* null, i32 2, i64 %p1, i64 %p2)
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78 ret void
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79 }
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80
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81 declare void @llvm.experimental.stackmap(i64, i32, ...)
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82 declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...)
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83 declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...)
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84