Mercurial > projects > ldc
annotate gen/asmstmt.cpp @ 355:d8357f7004ca trunk
[svn r376] Fix bug with finally blocks and labels. The labels would get emitted multiple times and conflict.
It is now possible to add label scopes in IrFunction and all labels names will be prefixed accordingly.
Also disallow goto into finally blocks.
Fixes nocompile/finally_02 and others.
author | ChristianK |
---|---|
date | Mon, 14 Jul 2008 11:48:55 +0200 |
parents | aaade6ded589 |
children | 44daf304421c |
rev | line source |
---|---|
304 | 1 // Taken from GDC source tree. Original by David Friedman. |
2 // Released under the Artistic License found in dmd/artistic.txt | |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
3 |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
4 #include "gen/llvm.h" |
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
5 #include "llvm/InlineAsm.h" |
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
6 |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
7 //#include "d-gcc-includes.h" |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
8 //#include "total.h" |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
9 #include "dmd/statement.h" |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
10 #include "dmd/scope.h" |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
11 #include "dmd/declaration.h" |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
12 #include "dmd/dsymbol.h" |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
13 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
14 #include <cassert> |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
15 #include <deque> |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
16 #include <iostream> |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
17 #include <sstream> |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
18 #include <cstring> |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
19 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
20 //#include "d-lang.h" |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
21 //#include "d-codegen.h" |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
22 |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
23 #include "gen/irstate.h" |
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
24 #include "gen/dvalue.h" |
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
25 #include "gen/tollvm.h" |
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
26 #include "gen/logger.h" |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
27 #include "gen/todebug.h" |
302 | 28 #include "gen/llvmhelpers.h" |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
29 |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
30 typedef enum { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
31 Arg_Integer, |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
32 Arg_Pointer, |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
33 Arg_Memory, |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
34 Arg_FrameRelative, |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
35 Arg_LocalSize, |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
36 Arg_Dollar |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
37 } AsmArgType; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
38 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
39 typedef enum { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
40 Mode_Input, |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
41 Mode_Output, |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
42 Mode_Update |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
43 } AsmArgMode; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
44 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
45 struct AsmArg { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
46 AsmArgType type; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
47 Expression * expr; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
48 AsmArgMode mode; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
49 AsmArg(AsmArgType type, Expression * expr, AsmArgMode mode) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
50 this->type = type; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
51 this->expr = expr; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
52 this->mode = mode; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
53 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
54 }; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
55 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
56 struct AsmCode { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
57 char * insnTemplate; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
58 unsigned insnTemplateLen; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
59 Array args; // of AsmArg |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
60 unsigned moreRegs; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
61 unsigned dollarLabel; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
62 int clobbersMemory; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
63 AsmCode() { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
64 insnTemplate = NULL; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
65 insnTemplateLen = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
66 moreRegs = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
67 dollarLabel = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
68 clobbersMemory = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
69 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
70 }; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
71 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
72 AsmStatement::AsmStatement(Loc loc, Token *tokens) : |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
73 Statement(loc) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
74 { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
75 this->tokens = tokens; // Do I need to copy these? |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
76 asmcode = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
77 asmalign = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
78 refparam = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
79 naked = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
80 regs = 0; |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
81 |
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
82 isBranchToLabel = NULL; |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
83 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
84 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
85 Statement *AsmStatement::syntaxCopy() |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
86 { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
87 // copy tokens? copy 'code'? |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
88 AsmStatement * a_s = new AsmStatement(loc,tokens); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
89 a_s->asmcode = asmcode; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
90 a_s->refparam = refparam; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
91 a_s->naked = naked; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
92 a_s->regs = a_s->regs; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
93 return a_s; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
94 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
95 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
96 void AsmStatement::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
97 { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
98 bool sep = 0, nsep = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
99 buf->writestring("asm { "); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
100 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
101 for (Token * t = tokens; t; t = t->next) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
102 switch (t->value) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
103 case TOKlparen: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
104 case TOKrparen: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
105 case TOKlbracket: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
106 case TOKrbracket: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
107 case TOKcolon: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
108 case TOKsemicolon: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
109 case TOKcomma: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
110 case TOKstring: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
111 case TOKcharv: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
112 case TOKwcharv: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
113 case TOKdcharv: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
114 nsep = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
115 break; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
116 default: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
117 nsep = 1; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
118 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
119 if (sep + nsep == 2) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
120 buf->writeByte(' '); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
121 sep = nsep; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
122 buf->writestring(t->toChars()); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
123 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
124 buf->writestring("; }"); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
125 buf->writenl(); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
126 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
127 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
128 int AsmStatement::comeFrom() |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
129 { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
130 return FALSE; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
131 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
132 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
133 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
134 #include "d-asm-i386.h" |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
135 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
136 bool d_have_inline_asm() { return true; } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
137 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
138 Statement *AsmStatement::semantic(Scope *sc) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
139 { |
237
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
140 bool err = false; |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
141 if (global.params.cpu != ARCHx86) |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
142 { |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
143 error("inline asm is not supported for the \"%s\" architecture", global.params.llvmArch); |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
144 err = true; |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
145 } |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
146 if (!global.params.useInlineAsm) |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
147 { |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
148 error("inline asm is not allowed when the -noasm switch is used"); |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
149 err = true; |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
150 } |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
151 if (err) |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
152 fatal(); |
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
153 |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
154 sc->func->inlineAsm = 1; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
155 sc->func->inlineStatus = ILSno; // %% not sure |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
156 // %% need to set DECL_UNINLINABLE too? |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
157 sc->func->hasReturnExp = 1; // %% DMD does this, apparently... |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
158 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
159 // empty statement -- still do the above things because they might be expected? |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
160 if (! tokens) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
161 return this; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
162 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
163 AsmProcessor ap(sc, this); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
164 ap.run(); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
165 return this; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
166 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
167 |
336 | 168 int AsmStatement::blockExit() |
169 { | |
170 //printf("AsmStatement::blockExit(%p)\n", this); | |
171 return BEfallthru | BEreturn | BEgoto | BEhalt; | |
172 } | |
173 | |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
174 void |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
175 AsmStatement::toIR(IRState * irs) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
176 { |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
177 Logger::println("AsmStatement::toIR(): %s", loc.toChars()); |
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
178 LOG_SCOPE; |
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
179 |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
180 // get asm block |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
181 IRAsmBlock* asmblock = irs->asmBlock; |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
182 assert(asmblock); |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
183 |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
184 // debug info |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
185 if (global.params.symdebug) |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
186 DtoDwarfStopPoint(loc.linnum); |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
187 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
188 if (! asmcode) |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
189 return; |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
190 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
191 static std::string i_cns = "i"; |
231
61aa721a6b7f
[svn r247] fixed accessing global symbols from inline asm.
lindquist
parents:
229
diff
changeset
|
192 static std::string p_cns = "i"; |
222
251548c1035d
[svn r238] use *m for memory input constraints and pass in their address
ChristianK
parents:
221
diff
changeset
|
193 static std::string m_cns = "*m"; |
221
68687d8c3e9a
[svn r237] some inline asm output now seems to work, see tangotests/asm2.d
lindquist
parents:
220
diff
changeset
|
194 static std::string mw_cns = "=*m"; |
223
5ffca623b5df
[svn r239] also use indirect modifier for update constraints
ChristianK
parents:
222
diff
changeset
|
195 static std::string mrw_cns = "+*m"; |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
196 static std::string memory_name = "memory"; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
197 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
198 AsmCode * code = (AsmCode *) asmcode; |
229
cac3d27ae481
[svn r245] initial support for labels in inline asm, broken :/
lindquist
parents:
227
diff
changeset
|
199 std::deque<LLValue*> input_values; |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
200 std::deque<std::string> input_constraints; |
229
cac3d27ae481
[svn r245] initial support for labels in inline asm, broken :/
lindquist
parents:
227
diff
changeset
|
201 std::deque<LLValue*> output_values; |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
202 std::deque<std::string> output_constraints; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
203 std::deque<std::string> clobbers; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
204 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
205 // FIXME |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
206 #define HOST_WIDE_INT long |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
207 HOST_WIDE_INT var_frame_offset; // "frame_offset" is a macro |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
208 bool clobbers_mem = code->clobbersMemory; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
209 int input_idx = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
210 int n_outputs = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
211 int arg_map[10]; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
212 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
213 assert(code->args.dim <= 10); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
214 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
215 for (unsigned i = 0; i < code->args.dim; i++) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
216 AsmArg * arg = (AsmArg *) code->args.data[i]; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
217 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
218 bool is_input = true; |
229
cac3d27ae481
[svn r245] initial support for labels in inline asm, broken :/
lindquist
parents:
227
diff
changeset
|
219 LLValue* arg_val = 0; |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
220 std::string cns; |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
221 |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
222 switch (arg->type) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
223 case Arg_Integer: |
229
cac3d27ae481
[svn r245] initial support for labels in inline asm, broken :/
lindquist
parents:
227
diff
changeset
|
224 arg_val = arg->expr->toElem(irs)->getRVal(); |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
225 do_integer: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
226 cns = i_cns; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
227 break; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
228 case Arg_Pointer: |
234
9760f54af0b7
[svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing.
lindquist
parents:
233
diff
changeset
|
229 assert(arg->expr->op == TOKvar); |
9760f54af0b7
[svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing.
lindquist
parents:
233
diff
changeset
|
230 arg_val = arg->expr->toElem(irs)->getRVal(); |
9760f54af0b7
[svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing.
lindquist
parents:
233
diff
changeset
|
231 cns = p_cns; |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
232 |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
233 break; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
234 case Arg_Memory: |
229
cac3d27ae481
[svn r245] initial support for labels in inline asm, broken :/
lindquist
parents:
227
diff
changeset
|
235 arg_val = arg->expr->toElem(irs)->getRVal(); |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
236 |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
237 switch (arg->mode) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
238 case Mode_Input: cns = m_cns; break; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
239 case Mode_Output: cns = mw_cns; is_input = false; break; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
240 case Mode_Update: cns = mrw_cns; is_input = false; break; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
241 default: assert(0); break; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
242 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
243 break; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
244 case Arg_FrameRelative: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
245 // FIXME |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
246 std::cout << "asm fixme Arg_FrameRelative" << std::endl; |
229
cac3d27ae481
[svn r245] initial support for labels in inline asm, broken :/
lindquist
parents:
227
diff
changeset
|
247 assert(0); |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
248 /* if (arg->expr->op == TOKvar) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
249 arg_val = ((VarExp *) arg->expr)->var->toSymbol()->Stree; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
250 else |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
251 assert(0);*/ |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
252 if ( getFrameRelativeValue(arg_val, & var_frame_offset) ) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
253 // arg_val = irs->integerConstant(var_frame_offset); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
254 cns = i_cns; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
255 } else { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
256 this->error("%s", "argument not frame relative"); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
257 return; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
258 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
259 if (arg->mode != Mode_Input) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
260 clobbers_mem = true; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
261 break; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
262 case Arg_LocalSize: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
263 // FIXME |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
264 std::cout << "asm fixme Arg_LocalSize" << std::endl; |
229
cac3d27ae481
[svn r245] initial support for labels in inline asm, broken :/
lindquist
parents:
227
diff
changeset
|
265 assert(0); |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
266 /* var_frame_offset = cfun->x_frame_offset; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
267 if (var_frame_offset < 0) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
268 var_frame_offset = - var_frame_offset; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
269 arg_val = irs->integerConstant( var_frame_offset );*/ |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
270 goto do_integer; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
271 default: |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
272 assert(0); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
273 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
274 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
275 if (is_input) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
276 arg_map[i] = --input_idx; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
277 //inputs.cons(tree_cons(NULL_TREE, cns, NULL_TREE), arg_val); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
278 input_values.push_back(arg_val); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
279 input_constraints.push_back(cns); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
280 } else { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
281 arg_map[i] = n_outputs++; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
282 //outputs.cons(tree_cons(NULL_TREE, cns, NULL_TREE), arg_val); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
283 output_values.push_back(arg_val); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
284 output_constraints.push_back(cns); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
285 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
286 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
287 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
288 // Telling GCC that callee-saved registers are clobbered makes it preserve |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
289 // those registers. This changes the stack from what a naked function |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
290 // expects. |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
291 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
292 // FIXME |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
293 // if (! irs->func->naked) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
294 for (int i = 0; i < 32; i++) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
295 if (regs & (1 << i)) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
296 //clobbers.cons(NULL_TREE, regInfo[i].gccName); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
297 clobbers.push_back(regInfo[i].gccName); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
298 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
299 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
300 for (int i = 0; i < 32; i++) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
301 if (code->moreRegs & (1 << (i-32))) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
302 //clobbers.cons(NULL_TREE, regInfo[i].gccName); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
303 clobbers.push_back(regInfo[i].gccName); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
304 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
305 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
306 if (clobbers_mem) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
307 clobbers.push_back(memory_name); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
308 //clobbers.cons(NULL_TREE, memory_name); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
309 // } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
310 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
311 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
312 // Remap argument numbers |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
313 for (unsigned i = 0; i < code->args.dim; i++) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
314 if (arg_map[i] < 0) |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
315 arg_map[i] = -arg_map[i] - 1 + n_outputs; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
316 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
317 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
318 bool pct = false; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
319 char * p = code->insnTemplate; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
320 char * q = p + code->insnTemplateLen; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
321 //printf("start: %.*s\n", code->insnTemplateLen, code->insnTemplate); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
322 while (p < q) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
323 if (pct) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
324 if (*p >= '0' && *p <= '9') { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
325 // %% doesn't check against nargs |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
326 *p = '0' + arg_map[*p - '0']; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
327 pct = false; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
328 } else if (*p == '$') { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
329 pct = false; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
330 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
331 //assert(*p == '%');// could be 'a', etc. so forget it.. |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
332 } else if (*p == '$') |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
333 pct = true; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
334 ++p; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
335 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
336 |
237
a168a2c3ea48
[svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed.
lindquist
parents:
234
diff
changeset
|
337 Logger::println("final asm: %.*s", code->insnTemplateLen, code->insnTemplate); |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
338 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
339 std::string insnt(code->insnTemplate, code->insnTemplateLen); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
340 |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
341 // rewrite GCC-style constraints to LLVM-style constraints |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
342 std::string llvmOutConstraints; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
343 std::string llvmInConstraints; |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
344 int n = 0; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
345 typedef std::deque<std::string>::iterator it; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
346 for(it i = output_constraints.begin(), e = output_constraints.end(); i != e; ++i, ++n) { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
347 // rewrite update constraint to in and out constraints |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
348 if((*i)[0] == '+') { |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
349 (*i)[0] = '='; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
350 std::string input_constraint; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
351 std::stringstream ss; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
352 ss << n; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
353 ss >> input_constraint; |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
354 //FIXME: I think multiple inout constraints will mess up the order! |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
355 input_constraints.push_front(input_constraint); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
356 input_values.push_front(output_values[n]); |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
357 } |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
358 llvmOutConstraints += *i; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
359 llvmOutConstraints += ","; |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
360 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
361 for(it i = input_constraints.begin(), e = input_constraints.end(); i != e; ++i) { |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
362 llvmInConstraints += *i; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
363 llvmInConstraints += ","; |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
364 } |
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
365 |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
366 std::string clobstr; |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
367 for(it i = clobbers.begin(), e = clobbers.end(); i != e; ++i) { |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
368 clobstr = "~{" + *i + "},"; |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
369 asmblock->clobs.insert(clobstr); |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
370 } |
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
371 |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
372 // excessive commas are removed later... |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
373 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
374 // push asm statement |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
375 IRAsmStmt* asmStmt = new IRAsmStmt; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
376 asmStmt->code = insnt; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
377 asmStmt->out_c = llvmOutConstraints; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
378 asmStmt->in_c = llvmInConstraints; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
379 asmStmt->out.insert(asmStmt->out.begin(), output_values.begin(), output_values.end()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
380 asmStmt->in.insert(asmStmt->in.begin(), input_values.begin(), input_values.end()); |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
381 asmStmt->isBranchToLabel = isBranchToLabel; |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
382 asmblock->s.push_back(asmStmt); |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
383 } |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
384 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
385 ////////////////////////////////////////////////////////////////////////////// |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
386 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
387 AsmBlockStatement::AsmBlockStatement(Loc loc, Statements* s) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
388 : CompoundStatement(loc, s) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
389 { |
309 | 390 enclosinghandler = NULL; |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
391 } |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
392 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
393 // rewrite argument indices to the block scope indices |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
394 static void remap_outargs(std::string& insnt, size_t nargs, size_t& idx) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
395 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
396 static const std::string digits[10] = |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
397 { |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
398 "0","1","2","3","4", |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
399 "5","6","7","8","9" |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
400 }; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
401 assert(nargs <= 10); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
402 |
234
9760f54af0b7
[svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing.
lindquist
parents:
233
diff
changeset
|
403 static const std::string prefix("<<out"); |
9760f54af0b7
[svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing.
lindquist
parents:
233
diff
changeset
|
404 static const std::string suffix(">>"); |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
405 std::string argnum; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
406 std::string needle; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
407 char buf[10]; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
408 for (unsigned i = 0; i < nargs; i++) { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
409 needle = prefix + digits[i] + suffix; |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
410 size_t pos = insnt.find(needle); |
303 | 411 if(std::string::npos != pos) |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
412 sprintf(buf, "%u", idx++); |
302 | 413 while(std::string::npos != (pos = insnt.find(needle))) |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
414 insnt.replace(pos, needle.size(), buf); |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
415 } |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
416 } |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
417 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
418 // rewrite argument indices to the block scope indices |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
419 static void remap_inargs(std::string& insnt, size_t nargs, size_t& idx) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
420 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
421 static const std::string digits[10] = |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
422 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
423 "0","1","2","3","4", |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
424 "5","6","7","8","9" |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
425 }; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
426 assert(nargs <= 10); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
427 |
234
9760f54af0b7
[svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing.
lindquist
parents:
233
diff
changeset
|
428 static const std::string prefix("<<in"); |
9760f54af0b7
[svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing.
lindquist
parents:
233
diff
changeset
|
429 static const std::string suffix(">>"); |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
430 std::string argnum; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
431 std::string needle; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
432 char buf[10]; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
433 for (unsigned i = 0; i < nargs; i++) { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
434 needle = prefix + digits[i] + suffix; |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
435 size_t pos = insnt.find(needle); |
303 | 436 if(std::string::npos != pos) |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
437 sprintf(buf, "%u", idx++); |
302 | 438 while(std::string::npos != (pos = insnt.find(needle))) |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
439 insnt.replace(pos, needle.size(), buf); |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
440 } |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
441 } |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
442 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
443 void AsmBlockStatement::toIR(IRState* p) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
444 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
445 Logger::println("AsmBlockStatement::toIR(): %s", loc.toChars()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
446 LOG_SCOPE; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
447 Logger::println("BEGIN ASM"); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
448 |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
449 // create asm block structure |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
450 assert(!p->asmBlock); |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
451 IRAsmBlock* asmblock = new IRAsmBlock; |
239
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
452 assert(asmblock); |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
453 p->asmBlock = asmblock; |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
454 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
455 // do asm statements |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
456 for (int i=0; i<statements->dim; i++) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
457 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
458 Statement* s = (Statement*)statements->data[i]; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
459 if (s) { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
460 s->toIR(p); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
461 } |
220
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
462 } |
ccc2e6898a78
[svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does
lindquist
parents:
219
diff
changeset
|
463 |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
464 // build forwarder for in-asm branches to external labels |
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
465 // this additional asm code sets the __llvm_jump_target variable |
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
466 // to a unique value that will identify the jump target in |
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
467 // a post-asm switch |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
468 |
312
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
469 // maps each goto destination to its special value |
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
470 std::map<Identifier*, int> gotoToVal; |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
471 |
312
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
472 // location of the special value determining the goto label |
302 | 473 // will be set if post-asm dispatcher block is needed |
474 llvm::AllocaInst* jump_target; | |
301
f42a1090e895
[svn r322] More asm-to-outside jumping work. Unfinished.
ChristianK
parents:
300
diff
changeset
|
475 |
302 | 476 { |
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
477 FuncDeclaration* fd = gIR->func()->decl; |
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
478 char* fdmangle = fd->mangle(); |
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
479 |
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
480 // we use a simple static counter to make sure the new end labels are unique |
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
481 static size_t uniqueLabelsId = 0; |
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
482 std::ostringstream asmGotoEndLabel; |
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
483 asmGotoEndLabel << "." << fdmangle << "__llvm_asm_end" << uniqueLabelsId++; |
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
484 |
302 | 485 // initialize the setter statement we're going to build |
486 IRAsmStmt* outSetterStmt = new IRAsmStmt; | |
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
487 std::string asmGotoEnd = "jmp "+asmGotoEndLabel.str()+" ; "; |
302 | 488 std::ostringstream code; |
489 code << asmGotoEnd; | |
490 | |
491 int n_goto = 1; | |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
492 |
302 | 493 size_t n = asmblock->s.size(); |
494 for(size_t i=0; i<n; ++i) | |
495 { | |
496 IRAsmStmt* a = asmblock->s[i]; | |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
497 |
302 | 498 // skip non-branch statements |
499 if(!a->isBranchToLabel) | |
500 continue; | |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
501 |
302 | 502 // if internal, no special handling is necessary, skip |
503 std::vector<Identifier*>::const_iterator it, end; | |
504 end = asmblock->internalLabels.end(); | |
505 bool skip = false; | |
506 for(it = asmblock->internalLabels.begin(); it != end; ++it) | |
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
507 if((*it)->equals(a->isBranchToLabel)) |
302 | 508 skip = true; |
509 if(skip) | |
510 continue; | |
511 | |
312
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
512 // if we already set things up for this branch target, skip |
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
513 if(gotoToVal.find(a->isBranchToLabel) != gotoToVal.end()) |
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
514 continue; |
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
515 |
302 | 516 // record that the jump needs to be handled in the post-asm dispatcher |
312
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
517 gotoToVal[a->isBranchToLabel] = n_goto; |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
518 |
302 | 519 // provide an in-asm target for the branch and set value |
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
520 Logger::println("statement '%s' references outer label '%s': creating forwarder", a->code.c_str(), a->isBranchToLabel->string); |
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
521 code << fdmangle << '_' << a->isBranchToLabel->string << ": ; "; |
302 | 522 code << "movl $<<in" << n_goto << ">>, $<<out0>> ; "; |
523 //FIXME: Store the value -> label mapping somewhere, so it can be referenced later | |
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
524 outSetterStmt->in.push_back(DtoConstUint(n_goto)); |
302 | 525 outSetterStmt->in_c += "i,"; |
526 code << asmGotoEnd; | |
527 | |
528 ++n_goto; | |
529 } | |
530 if(code.str() != asmGotoEnd) | |
531 { | |
532 // finalize code | |
533 outSetterStmt->code = code.str(); | |
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
534 outSetterStmt->code += asmGotoEndLabel.str()+": ; "; |
302 | 535 |
536 // create storage for and initialize the temporary | |
537 jump_target = new llvm::AllocaInst(llvm::IntegerType::get(32), "__llvm_jump_target", p->topallocapoint()); | |
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
304
diff
changeset
|
538 gIR->ir->CreateStore(DtoConstUint(0), jump_target); |
302 | 539 // setup variable for output from asm |
540 outSetterStmt->out_c = "=*m,"; | |
541 outSetterStmt->out.push_back(jump_target); | |
542 | |
543 asmblock->s.push_back(outSetterStmt); | |
544 } | |
545 else | |
546 delete outSetterStmt; | |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
547 } |
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
548 |
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
549 |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
550 // build asm block |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
551 std::vector<LLValue*> outargs; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
552 std::vector<LLValue*> inargs; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
553 std::vector<const LLType*> outtypes; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
554 std::vector<const LLType*> intypes; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
555 std::string out_c; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
556 std::string in_c; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
557 std::string clobbers; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
558 std::string code; |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
559 size_t asmIdx = 0; |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
560 |
302 | 561 size_t n = asmblock->s.size(); |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
562 for (size_t i=0; i<n; ++i) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
563 { |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
564 IRAsmStmt* a = asmblock->s[i]; |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
565 assert(a); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
566 size_t onn = a->out.size(); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
567 for (size_t j=0; j<onn; ++j) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
568 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
569 outargs.push_back(a->out[j]); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
570 outtypes.push_back(a->out[j]->getType()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
571 } |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
572 if (!a->out_c.empty()) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
573 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
574 out_c += a->out_c; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
575 } |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
576 remap_outargs(a->code, onn+a->in.size(), asmIdx); |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
577 } |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
578 for (size_t i=0; i<n; ++i) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
579 { |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
580 IRAsmStmt* a = asmblock->s[i]; |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
581 assert(a); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
582 size_t inn = a->in.size(); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
583 for (size_t j=0; j<inn; ++j) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
584 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
585 inargs.push_back(a->in[j]); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
586 intypes.push_back(a->in[j]->getType()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
587 } |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
588 if (!a->in_c.empty()) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
589 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
590 in_c += a->in_c; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
591 } |
300
7b1040c76dd2
[svn r321] Fix bug in argument remapping functions.
ChristianK
parents:
299
diff
changeset
|
592 remap_inargs(a->code, inn+a->out.size(), asmIdx); |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
593 if (!code.empty()) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
594 code += " ; "; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
595 code += a->code; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
596 } |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
597 asmblock->s.clear(); |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
598 |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
599 // append inputs |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
600 out_c += in_c; |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
601 |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
602 // append clobbers |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
603 typedef std::set<std::string>::iterator clobs_it; |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
604 for (clobs_it i=asmblock->clobs.begin(); i!=asmblock->clobs.end(); ++i) |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
605 { |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
606 out_c += *i; |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
607 } |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
608 |
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
609 // remove excessive comma |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
610 if (!out_c.empty()) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
611 out_c.resize(out_c.size()-1); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
612 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
613 Logger::println("code = \"%s\"", code.c_str()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
614 Logger::println("constraints = \"%s\"", out_c.c_str()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
615 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
616 std::vector<const LLType*> types; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
617 types.insert(types.end(), outtypes.begin(), outtypes.end()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
618 types.insert(types.end(), intypes.begin(), intypes.end()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
619 llvm::FunctionType* fty = llvm::FunctionType::get(llvm::Type::VoidTy, types, false); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
620 Logger::cout() << "function type = " << *fty << '\n'; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
621 llvm::InlineAsm* ia = llvm::InlineAsm::get(fty, code, out_c, true); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
622 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
623 std::vector<LLValue*> args; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
624 args.insert(args.end(), outargs.begin(), outargs.end()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
625 args.insert(args.end(), inargs.begin(), inargs.end()); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
626 llvm::CallInst* call = p->ir->CreateCall(ia, args.begin(), args.end(), ""); |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
627 |
233
76ee1bbe487e
[svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers.
lindquist
parents:
232
diff
changeset
|
628 p->asmBlock = NULL; |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
629 Logger::println("END ASM"); |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
630 |
302 | 631 // if asm contained external branches, emit goto forwarder code |
312
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
632 if(!gotoToVal.empty()) |
302 | 633 { |
634 assert(jump_target); | |
635 | |
636 // make new blocks | |
637 llvm::BasicBlock* oldend = gIR->scopeend(); | |
638 llvm::BasicBlock* bb = llvm::BasicBlock::Create("afterasmgotoforwarder", p->topfunc(), oldend); | |
639 | |
640 llvm::LoadInst* val = p->ir->CreateLoad(jump_target, "__llvm_jump_target_value"); | |
312
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
641 llvm::SwitchInst* sw = p->ir->CreateSwitch(val, bb, gotoToVal.size()); |
302 | 642 |
643 // add all cases | |
312
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
644 std::map<Identifier*, int>::iterator it, end = gotoToVal.end(); |
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
645 for(it = gotoToVal.begin(); it != end; ++it) |
302 | 646 { |
647 llvm::BasicBlock* casebb = llvm::BasicBlock::Create("case", p->topfunc(), bb); | |
312
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
648 sw->addCase(llvm::ConstantInt::get(llvm::IntegerType::get(32), it->second), casebb); |
302 | 649 |
650 p->scope() = IRScope(casebb,bb); | |
312
553f844ae5b9
[svn r333] Fix inline asm bug with multiple branches to the same label.
ChristianK
parents:
309
diff
changeset
|
651 DtoGoto(&loc, it->first, enclosinghandler); |
302 | 652 } |
653 | |
654 p->scope() = IRScope(bb,oldend); | |
655 } | |
219
761c8352f494
[svn r235] rough port of GDC's inline assembler code, unfinished
ChristianK
parents:
diff
changeset
|
656 } |
232
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
657 |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
658 // the whole idea of this statement is to avoid the flattening |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
659 Statements* AsmBlockStatement::flatten(Scope* sc) |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
660 { |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
661 return NULL; |
092468448d25
[svn r248] Fixed: labels in inline asm block now work for the normal case.
lindquist
parents:
231
diff
changeset
|
662 } |
239
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
663 |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
664 Statement *AsmBlockStatement::syntaxCopy() |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
665 { |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
666 Statements *a = new Statements(); |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
667 a->setDim(statements->dim); |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
668 for (size_t i = 0; i < statements->dim; i++) |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
669 { |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
670 Statement *s = (Statement *)statements->data[i]; |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
671 if (s) |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
672 s = s->syntaxCopy(); |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
673 a->data[i] = s; |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
674 } |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
675 AsmBlockStatement *cs = new AsmBlockStatement(loc, a); |
fa691b1c0498
[svn r256] AsmBlockStatement was still being flattened in some cases.
lindquist
parents:
237
diff
changeset
|
676 return cs; |
299
df8a7b8d5929
[svn r320] Begun work on branches out of asm blocks. Unfinished.
ChristianK
parents:
239
diff
changeset
|
677 } |
302 | 678 |
679 // necessary for in-asm branches | |
680 Statement *AsmBlockStatement::semantic(Scope *sc) | |
681 { | |
309 | 682 enclosinghandler = sc->tfOfTry; |
302 | 683 |
684 return CompoundStatement::semantic(sc); | |
685 } |