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Merge pull request #940 from aguskov/master

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Suppressed unneeded bitcode export warnings
This commit is contained in:
Dmitry Babokin
2015-01-21 18:55:45 +03:00
parent 732d6a9e2c d0673231d4
commit 122142e439
2 changed files with 22 additions and 8 deletions
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27
builtins.cpp
View File

@@ -782,7 +782,7 @@ lSetInternalFunctions(llvm::Module *module) {
*/
void
AddBitcodeToModule(const unsigned char *bitcode, int length,
llvm::Module *module, SymbolTable *symbolTable) {
llvm::Module *module, SymbolTable *symbolTable, bool warn) {
llvm::StringRef sb = llvm::StringRef((char *)bitcode, length);
#if defined(LLVM_3_2) || defined(LLVM_3_3) || defined(LLVM_3_4) || defined(LLVM_3_5)
llvm::MemoryBuffer *bcBuf = llvm::MemoryBuffer::getMemBuffer(sb);
@@ -852,7 +852,8 @@ AddBitcodeToModule(const unsigned char *bitcode, int length,
// DataLayout or library DataLayout to be empty.
#if !defined(LLVM_3_2) && !defined(LLVM_3_3) && !defined(LLVM_3_4) // LLVM 3.5+
if (!VerifyDataLayoutCompatibility(module->getDataLayoutStr(),
bcModule->getDataLayoutStr())) {
bcModule->getDataLayoutStr())
&& warn) {
Warning(SourcePos(), "Module DataLayout is incompatible with "
"library DataLayout:\n"
"Module DL: %s\n"
@@ -862,7 +863,8 @@ AddBitcodeToModule(const unsigned char *bitcode, int length,
}
#else
if (!VerifyDataLayoutCompatibility(module->getDataLayout(),
bcModule->getDataLayout())) {
bcModule->getDataLayout())
&& warn) {
Warning(SourcePos(), "Module DataLayout is incompatible with "
"library DataLayout:\n"
"Module DL: %s\n"
@@ -1026,19 +1028,30 @@ void
DefineStdlib(SymbolTable *symbolTable, llvm::LLVMContext *ctx, llvm::Module *module,
bool includeStdlibISPC) {
bool runtime32 = g->target->is32Bit();
bool warn = g->target->getISA() != Target::GENERIC;
#define EXPORT_MODULE_COND_WARN(export_module, warnings) \
extern unsigned char export_module[]; \
extern int export_module##_length; \
AddBitcodeToModule(export_module, export_module##_length, \
module, symbolTable, warnings);
#define EXPORT_MODULE(export_module) \
extern unsigned char export_module[]; \
extern int export_module##_length; \
AddBitcodeToModule(export_module, export_module##_length, \
module, symbolTable);
module, symbolTable, true);
// Add the definitions from the compiled builtins-c.c file
// Add the definitions from the compiled builtins.c file.
// When compiling for "generic" target family, data layout warnings for
// "builtins_bitcode_c" have to be switched off: its DL is incompatible
// with the DL of "generic". Anyway, AddBitcodeToModule() corrects this
// automatically if DLs differ (by copying module`s DL to export`s DL).
if (runtime32) {
EXPORT_MODULE(builtins_bitcode_c_32);
EXPORT_MODULE_COND_WARN(builtins_bitcode_c_32, warn);
}
else {
EXPORT_MODULE(builtins_bitcode_c_64);
EXPORT_MODULE_COND_WARN(builtins_bitcode_c_64, warn);
}
// Next, add the target's custom implementations of the various needed

3
builtins.h
View File

@@ -56,6 +56,7 @@ void DefineStdlib(SymbolTable *symbolTable, llvm::LLVMContext *ctx, llvm::Module
bool includeStdlib);
void AddBitcodeToModule(const unsigned char *bitcode, int length,
llvm::Module *module, SymbolTable *symbolTable = NULL);
llvm::Module *module, SymbolTable *symbolTable = NULL,
bool warn = true);
#endif // ISPC_STDLIB_H