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Dean Michael Berrisdd01efc2018-09-11 00:22:53 +00001//===- BlockPrinter.cpp - FDR Block Pretty Printer Implementation --------===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9#include "llvm/XRay/BlockPrinter.h"
10
11namespace llvm {
12namespace xray {
13
14Error BlockPrinter::visit(BufferExtents &R) {
15 OS << "\n[New Block]\n";
16 CurrentState = State::Preamble;
17 return RP.visit(R);
18}
19
20// Preamble printing.
21Error BlockPrinter::visit(NewBufferRecord &R) {
22 if (CurrentState == State::Start)
23 OS << "\n[New Block]\n";
24
25 OS << "Preamble: \n";
26 CurrentState = State::Preamble;
27 return RP.visit(R);
28}
29
30Error BlockPrinter::visit(WallclockRecord &R) {
31 CurrentState = State::Preamble;
32 return RP.visit(R);
33}
34
35Error BlockPrinter::visit(PIDRecord &R) {
36 CurrentState = State::Preamble;
37 return RP.visit(R);
38}
39
40// Metadata printing.
41Error BlockPrinter::visit(NewCPUIDRecord &R) {
42 if (CurrentState == State::Preamble)
43 OS << "\nBody:\n";
44 if (CurrentState == State::Function)
45 OS << "\nMetadata: ";
46 CurrentState = State::Metadata;
47 OS << " ";
48 auto E = RP.visit(R);
49 return E;
50}
51
52Error BlockPrinter::visit(TSCWrapRecord &R) {
53 if (CurrentState == State::Function)
54 OS << "\nMetadata:";
55 CurrentState = State::Metadata;
56 OS << " ";
57 auto E = RP.visit(R);
58 return E;
59}
60
61// Custom events will be rendered like "function" events.
62Error BlockPrinter::visit(CustomEventRecord &R) {
63 if (CurrentState == State::Metadata)
64 OS << "\n";
65 CurrentState = State::CustomEvent;
66 OS << "* ";
67 auto E = RP.visit(R);
68 return E;
69}
70
71// Function call printing.
72Error BlockPrinter::visit(FunctionRecord &R) {
73 if (CurrentState == State::Metadata)
74 OS << "\n";
75 CurrentState = State::Function;
76 OS << "- ";
77 auto E = RP.visit(R);
78 return E;
79}
80
81Error BlockPrinter::visit(CallArgRecord &R) {
82 CurrentState = State::Arg;
83 OS << " : ";
84 auto E = RP.visit(R);
85 return E;
86}
87
88Error BlockPrinter::visit(EndBufferRecord &R) {
89 CurrentState = State::End;
90 OS << " *** ";
91 auto E = RP.visit(R);
92 return E;
93}
94
95} // namespace xray
96} // namespace llvm