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1 | // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
2 | // file at the top-level directory of this distribution and at | |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
11 | //! LLVM diagnostic reports. | |
12 | ||
13 | pub use self::OptimizationDiagnosticKind::*; | |
14 | pub use self::Diagnostic::*; | |
15 | ||
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16 | use libc::{c_char, c_uint}; |
17 | use std::ptr; | |
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18 | |
19 | use {ValueRef, TwineRef, DebugLocRef, DiagnosticInfoRef}; | |
20 | ||
c34b1796 | 21 | #[derive(Copy, Clone)] |
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22 | pub enum OptimizationDiagnosticKind { |
23 | OptimizationRemark, | |
24 | OptimizationMissed, | |
25 | OptimizationAnalysis, | |
26 | OptimizationFailure, | |
27 | } | |
28 | ||
29 | impl OptimizationDiagnosticKind { | |
30 | pub fn describe(self) -> &'static str { | |
31 | match self { | |
32 | OptimizationRemark => "remark", | |
33 | OptimizationMissed => "missed", | |
34 | OptimizationAnalysis => "analysis", | |
35 | OptimizationFailure => "failure", | |
36 | } | |
37 | } | |
38 | } | |
39 | ||
40 | pub struct OptimizationDiagnostic { | |
41 | pub kind: OptimizationDiagnosticKind, | |
42 | pub pass_name: *const c_char, | |
43 | pub function: ValueRef, | |
44 | pub debug_loc: DebugLocRef, | |
45 | pub message: TwineRef, | |
46 | } | |
47 | ||
1a4d82fc JJ |
48 | impl OptimizationDiagnostic { |
49 | unsafe fn unpack(kind: OptimizationDiagnosticKind, di: DiagnosticInfoRef) | |
50 | -> OptimizationDiagnostic { | |
51 | ||
52 | let mut opt = OptimizationDiagnostic { | |
53 | kind: kind, | |
85aaf69f SL |
54 | pass_name: ptr::null(), |
55 | function: ptr::null_mut(), | |
56 | debug_loc: ptr::null_mut(), | |
57 | message: ptr::null_mut(), | |
1a4d82fc JJ |
58 | }; |
59 | ||
60 | super::LLVMUnpackOptimizationDiagnostic(di, | |
61 | &mut opt.pass_name, | |
62 | &mut opt.function, | |
63 | &mut opt.debug_loc, | |
64 | &mut opt.message); | |
65 | ||
66 | opt | |
67 | } | |
68 | } | |
69 | ||
c34b1796 | 70 | #[derive(Copy, Clone)] |
85aaf69f SL |
71 | pub struct InlineAsmDiagnostic { |
72 | pub cookie: c_uint, | |
73 | pub message: TwineRef, | |
74 | pub instruction: ValueRef, | |
75 | } | |
76 | ||
85aaf69f SL |
77 | impl InlineAsmDiagnostic { |
78 | unsafe fn unpack(di: DiagnosticInfoRef) | |
79 | -> InlineAsmDiagnostic { | |
80 | ||
81 | let mut opt = InlineAsmDiagnostic { | |
82 | cookie: 0, | |
83 | message: ptr::null_mut(), | |
84 | instruction: ptr::null_mut(), | |
85 | }; | |
86 | ||
87 | super::LLVMUnpackInlineAsmDiagnostic(di, | |
88 | &mut opt.cookie, | |
89 | &mut opt.message, | |
90 | &mut opt.instruction); | |
91 | ||
92 | opt | |
93 | } | |
94 | } | |
95 | ||
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96 | pub enum Diagnostic { |
97 | Optimization(OptimizationDiagnostic), | |
85aaf69f | 98 | InlineAsm(InlineAsmDiagnostic), |
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99 | |
100 | /// LLVM has other types that we do not wrap here. | |
101 | UnknownDiagnostic(DiagnosticInfoRef), | |
102 | } | |
103 | ||
104 | impl Diagnostic { | |
105 | pub unsafe fn unpack(di: DiagnosticInfoRef) -> Diagnostic { | |
106 | let kind = super::LLVMGetDiagInfoKind(di); | |
107 | ||
108 | match kind { | |
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109 | super::DK_InlineAsm |
110 | => InlineAsm(InlineAsmDiagnostic::unpack(di)), | |
111 | ||
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112 | super::DK_OptimizationRemark |
113 | => Optimization(OptimizationDiagnostic::unpack(OptimizationRemark, di)), | |
114 | ||
115 | super::DK_OptimizationRemarkMissed | |
116 | => Optimization(OptimizationDiagnostic::unpack(OptimizationMissed, di)), | |
117 | ||
118 | super::DK_OptimizationRemarkAnalysis | |
119 | => Optimization(OptimizationDiagnostic::unpack(OptimizationAnalysis, di)), | |
120 | ||
121 | super::DK_OptimizationFailure | |
122 | => Optimization(OptimizationDiagnostic::unpack(OptimizationFailure, di)), | |
123 | ||
124 | _ => UnknownDiagnostic(di) | |
125 | } | |
126 | } | |
127 | } |