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[CODEGEN] Fixed nasty bug in coalesce pass (#303)

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This commit is contained in:
Philippe Tillet
2021-09-23 17:05:11 -07:00
committed by GitHub
parent d253eb8719
commit ec2e7b8f48
1 changed files with 5 additions and 1 deletions
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6
lib/codegen/transform/coalesce.cc
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@@ -62,8 +62,8 @@ void coalesce::run(ir::module &mod) {
if(ir::value* op = i->get_operand(1))
if(op->get_type()->is_block_ty())
if(layout_->get(op)->to_mma()){
builder.set_insert_point(i);
ir::instruction* new_op = ir::cvt_layout_inst::create(op);
builder.set_insert_point(i);
builder.insert(new_op);
i->replace_uses_of_with(op, new_op);
}
@@ -79,6 +79,10 @@ void coalesce::run(ir::module &mod) {
new_x->replace_uses_of_with(new_x, x);
// new_x->replace_uses_of_with(new_x, new_x);
}
}
for(ir::function *fn: mod.get_function_list())
for(ir::basic_block *block: fn->blocks())
for(ir::instruction* i: block->get_inst_list()){
// re-arrange scanline to promote memory coalescing
if(auto x = dynamic_cast<ir::store_inst*>(i)){
ir::value* ptr = x->get_pointer_operand();