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add function debug info helper

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This commit is contained in:
Folkert 2020-11-17 20:34:29 +01:00
parent 7fcc05b0a4
commit 4e7e196fe1
1 changed files with 39 additions and 1 deletions
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40
compiler/gen/src/llvm/build.rs
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@ -17,7 +17,7 @@ use bumpalo::Bump;
use inkwell::basic_block::BasicBlock;
use inkwell::builder::Builder;
use inkwell::context::Context;
use inkwell::debug_info::{DICompileUnit, DebugInfoBuilder};
use inkwell::debug_info::{DICompileUnit, DISubprogram, DebugInfoBuilder};
use inkwell::memory_buffer::MemoryBuffer;
use inkwell::module::{Linkage, Module};
use inkwell::passes::{PassManager, PassManagerBuilder};
@ -199,6 +199,44 @@ impl<'a, 'ctx, 'env> Env<'a, 'ctx, 'env> {
/* debug_info_for_profiling */ false,
)
}
pub fn new_subprogram(&self, function_name: &str) -> DISubprogram<'ctx> {
use inkwell::debug_info::AsDIScope;
use inkwell::debug_info::DIFlagsConstants;
let dibuilder = self.dibuilder;
let compile_unit = self.compile_unit;
let ditype = dibuilder
.create_basic_type(
"type_name",
0_u64,
0x00,
inkwell::debug_info::DIFlags::PUBLIC,
)
.unwrap();
let subroutine_type = dibuilder.create_subroutine_type(
compile_unit.get_file(),
/* return type */ Some(ditype.as_type()),
/* parameter types */ &[],
inkwell::debug_info::DIFlags::PUBLIC,
);
dibuilder.create_function(
/* scope */ compile_unit.as_debug_info_scope(),
/* func name */ function_name,
/* linkage_name */ None,
/* file */ compile_unit.get_file(),
/* line_no */ 0,
/* DIType */ subroutine_type,
/* is_local_to_unit */ true,
/* is_definition */ true,
/* scope_line */ 0,
/* flags */ inkwell::debug_info::DIFlags::PUBLIC,
/* is_optimized */ false,
)
}
}
pub fn module_from_builtins<'ctx>(ctx: &'ctx Context, module_name: &str) -> Module<'ctx> {