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Emitting functions and SEH info for call stacks.

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This commit is contained in:
Ben Vanik
2014-01-02 23:11:16 -08:00
parent 9ef2d1baf6
commit 73d934b37b
7 changed files with 224 additions and 34 deletions
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11
src/alloy/backend/x64/lir/lir_builder.cc
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@@ -106,14 +106,21 @@ LIRInstr* LIRBuilder::last_instr() const {
return NULL;
}
LIRLabel* LIRBuilder::NewLabel(bool local) {
LIRLabel* LIRBuilder::NewLabel(const char* name, bool local) {
LIRLabel* label = arena_->Alloc<LIRLabel>();
label->next = label->prev = NULL;
label->block = NULL;
label->id = next_label_id_++;
label->name = NULL;
label->local = local;
label->tag = NULL;
if (!name) {
char label_name[32] = "l";
_itoa(label->id, label_name + 1, 10);
name = label_name;
}
size_t label_length = xestrlena(name);
label->name = (char*)arena_->Alloc(label_length + 1);
xe_copy_struct(label->name, name, label_length + 1);
return label;
}