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Commit b904f808 authored by qinsoon's avatar qinsoon
Browse files

for asm emit on linux, always call func@PLT

parent 7a8f7b45
#!/bin/bash
echo "rsync source to machine: $1..."
rsync -avz --exclude 'Cargo.lock' --exclude '*.log' --exclude 'emit*' --exclude 'target*' --exclude '.git' . $1:~/mu/
rsync -avz --exclude 'Cargo.lock' --exclude '*.log' --exclude 'emit*' --exclude 'target*' --exclude '.git' --exclude '*__pycache__*'. $1:~/mu/
echo "executing tests..."
ssh $1 "cd ~/mu; ./run_test.sh $2"
......@@ -2193,7 +2193,8 @@ impl CodeGenerator for ASMCodeGen {
let asm = format!("jle {}", symbol(self.mangle_block_label(dest_name.clone())));
self.add_asm_branch2(asm, dest_name);
}
#[cfg(target_os = "macos")]
fn emit_call_near_rel32(&mut self, callsite: String, func: MuName) -> ValueLocation {
trace!("emit: call {}", func);
......@@ -2206,6 +2207,23 @@ impl CodeGenerator for ASMCodeGen {
ValueLocation::Relocatable(RegGroup::GPR, callsite)
}
#[cfg(target_os = "linux")]
// generating Position-Independent Code using PLT
fn emit_call_near_rel32(&mut self, callsite: String, func: MuName) -> ValueLocation {
trace!("emit: call {}", func);
let func = func + "@PLT";
let asm = format!("call {}", symbol(func));
self.add_asm_call(asm);
let callsite_symbol = symbol(callsite.clone());
self.add_asm_symbolic(directive_globl(callsite_symbol.clone()));
self.add_asm_symbolic(format!("{}:", callsite_symbol.clone()));
ValueLocation::Relocatable(RegGroup::GPR, callsite)
}
fn emit_call_near_r64(&mut self, callsite: String, func: &P<Value>) -> ValueLocation {
trace!("emit: call {}", func);
......@@ -2483,15 +2501,9 @@ pub fn emit_context(vm: &VM) {
debug!("---finish---");
}
//#[cfg(target_os = "macos")]
fn directive_globl(name: String) -> String {
format!(".globl {}", name)
}
//
//#[cfg(target_os = "linux")]
//fn directive_globl(name: String) -> String {
// format!("global {}", name)
//}
fn directive_comm(name: String, size: ByteSize, align: ByteSize) -> String {
format!(".comm {},{},{}", name, size, align)
......
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