replica
/
hanchenye-llvm-project
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Revert the patch that adds Function* for each 64-bit libc div/mul/rem that we 

want to do; instead, we can use MachineInstr::addExternalSymbol(char*, bool) and
thus we don't have to modify the Module as we are code generating for it

llvm-svn: 18025
This commit is contained in:
Misha Brukman 2004-11-20 00:10:20 +00:00
parent 2e4f222045
commit 4bf11e1618
1 changed files with 0 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
llvm/lib/Target/SparcV8/SparcV8ISelSimple.cpp
View File

@ -36,10 +36,6 @@ namespace {
MachineBasicBlock *BB; // The current MBB we are compiling
int VarArgsOffset; // Offset from fp for start of varargs area
// External functions we may use in compiling the Module
Function *__div64Fn, *__mul64Fn, *__rem64Fn,
*__udiv64Fn, *__umul64Fn, *__urem64Fn;
std::map<Value*, unsigned> RegMap; // Mapping between Val's and SSA Regs
// MBBMap - Mapping between LLVM BB -> Machine BB
@ -47,25 +43,6 @@ namespace {
V8ISel(TargetMachine &tm) : TM(tm), F(0), BB(0) {}
bool doInitialization(Module &M) {
// Add external functions that we may call
Type *l = Type::LongTy;
Type *ul = Type::ULongTy;
// long __div64(long, long);
__div64Fn = M.getOrInsertFunction("__div64", l, l, l, 0);
// long __div64(long, long);
__mul64Fn = M.getOrInsertFunction("__mul64", l, l, l, 0);
// long __div64(long, long);
__rem64Fn = M.getOrInsertFunction("__rem64", l, l, l, 0);
// unsigned long __udiv64(unsigned long, unsigned long);
__udiv64Fn = M.getOrInsertFunction("__udiv64", ul, ul, ul, 0);
// unsigned long __umul64(unsigned long, unsigned long);
__umul64Fn = M.getOrInsertFunction("__umul64", ul, ul, ul, 0);
// unsigned long __urem64(unsigned long, unsigned long);
__urem64Fn = M.getOrInsertFunction("__urem64", ul, ul, ul, 0);
return true;
}
/// runOnFunction - Top level implementation of instruction selection for
/// the entire function.
///