maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

Fix call to mmap, so that it can be used on sparc. 

llvm-svn: 6424
This commit is contained in:
Brian Gaeke 2003-05-30 03:37:13 +00:00
parent 856ee9154f
commit a0967e52e9
1 changed files with 5 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
llvm/lib/ExecutionEngine/JIT/SparcEmitter.cpp
View File

@ -77,20 +77,15 @@ MachineCodeEmitter *VM::createSparcEmitter(VM &V) {
// FIXME: This should be rewritten to support a real memory manager for // FIXME: This should be rewritten to support a real memory manager for
// executable memory pages! // executable memory pages!
void * SparcEmitter::getMemory(unsigned NumPages) { void * SparcEmitter::getMemory(unsigned NumPages) {
#if 0 void *pa;
void *pa = mmap(0, 4096*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC, if (NumPages == 0) return 0;
MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); static const long pageSize = sysconf (_SC_PAGESIZE);
pa = mmap(0, pageSize*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC,
MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
if (pa == MAP_FAILED) { if (pa == MAP_FAILED) {
perror("mmap"); perror("mmap");
abort(); abort();
} }
#endif
void *pa = malloc(4096*NumPages);
if (!pa) {
perror("malloc");
abort();
}
funcMemory.push_back(pa);
return pa; return pa;
} }