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Side by Side Diff: src/IceCfg.cpp

Issue 455633002: Subzero: Add the "llvm2ice -ffunction-sections" argument. (Closed) Base URL: https://gerrit.chromium.org/gerrit/p/native_client/pnacl-subzero.git@master
Patch Set: Rebase Created 6 years, 4 months ago
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1 //===- subzero/src/IceCfg.cpp - Control flow graph implementation ---------===// 1 //===- subzero/src/IceCfg.cpp - Control flow graph implementation ---------===//
2 // 2 //
3 // The Subzero Code Generator 3 // The Subzero Code Generator
4 // 4 //
5 // This file is distributed under the University of Illinois Open Source 5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details. 6 // License. See LICENSE.TXT for details.
7 // 7 //
8 //===----------------------------------------------------------------------===// 8 //===----------------------------------------------------------------------===//
9 // 9 //
10 // This file implements the Cfg class, including constant pool 10 // This file implements the Cfg class, including constant pool
11 // management. 11 // management.
12 // 12 //
13 //===----------------------------------------------------------------------===// 13 //===----------------------------------------------------------------------===//
14 14
15 #include "IceCfg.h" 15 #include "IceCfg.h"
16 #include "IceCfgNode.h" 16 #include "IceCfgNode.h"
17 #include "IceClFlags.h"
17 #include "IceDefs.h" 18 #include "IceDefs.h"
18 #include "IceInst.h" 19 #include "IceInst.h"
19 #include "IceLiveness.h" 20 #include "IceLiveness.h"
20 #include "IceOperand.h" 21 #include "IceOperand.h"
21 #include "IceTargetLowering.h" 22 #include "IceTargetLowering.h"
22 23
23 namespace Ice { 24 namespace Ice {
24 25
25 Cfg::Cfg(GlobalContext *Ctx) 26 Cfg::Cfg(GlobalContext *Ctx)
26 : Ctx(Ctx), FunctionName(""), ReturnType(IceType_void), 27 : Ctx(Ctx), FunctionName(""), ReturnType(IceType_void),
(...skipping 266 matching lines...) Expand 10 before | Expand all | Expand 10 after
293 // TODO: have the Target emit the header 294 // TODO: have the Target emit the header
294 // TODO: need a per-file emit in addition to per-CFG 295 // TODO: need a per-file emit in addition to per-CFG
295 Str << "# $LLVM_BIN_PATH/llvm-mc" 296 Str << "# $LLVM_BIN_PATH/llvm-mc"
296 << " -arch=x86" 297 << " -arch=x86"
297 << " -x86-asm-syntax=intel" 298 << " -x86-asm-syntax=intel"
298 << " -filetype=obj" 299 << " -filetype=obj"
299 << " -o=MyObj.o" 300 << " -o=MyObj.o"
300 << "\n\n"; 301 << "\n\n";
301 } 302 }
302 Str << "\t.text\n"; 303 Str << "\t.text\n";
304 IceString MangledName = getContext()->mangleName(getFunctionName());
305 if (Ctx->getFlags().FunctionSections)
306 Str << "\t.section\t.text." << MangledName << "\n";
303 if (!getInternal()) { 307 if (!getInternal()) {
304 IceString MangledName = getContext()->mangleName(getFunctionName());
305 Str << "\t.globl\t" << MangledName << "\n"; 308 Str << "\t.globl\t" << MangledName << "\n";
306 Str << "\t.type\t" << MangledName << ",@function\n"; 309 Str << "\t.type\t" << MangledName << ",@function\n";
307 } 310 }
308 for (NodeList::const_iterator I = Nodes.begin(), E = Nodes.end(); I != E; 311 for (NodeList::const_iterator I = Nodes.begin(), E = Nodes.end(); I != E;
309 ++I) { 312 ++I) {
310 (*I)->emit(this); 313 (*I)->emit(this);
311 } 314 }
312 Str << "\n"; 315 Str << "\n";
313 T_emit.printElapsedUs(Ctx, "emit()"); 316 T_emit.printElapsedUs(Ctx, "emit()");
314 } 317 }
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359 for (NodeList::const_iterator I = Nodes.begin(), E = Nodes.end(); I != E; 362 for (NodeList::const_iterator I = Nodes.begin(), E = Nodes.end(); I != E;
360 ++I) { 363 ++I) {
361 (*I)->dump(this); 364 (*I)->dump(this);
362 } 365 }
363 if (getContext()->isVerbose(IceV_Instructions)) { 366 if (getContext()->isVerbose(IceV_Instructions)) {
364 Str << "}\n"; 367 Str << "}\n";
365 } 368 }
366 } 369 }
367 370
368 } // end of namespace Ice 371 } // end of namespace Ice
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