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Work on debug + fix of failable bug.

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This commit is contained in:
Christoffer Lerno
2020-09-02 10:16:24 +02:00
committed by Christoffer Lerno
parent 9709cb61a4
commit fb937156fe
20 changed files with 1594 additions and 83 deletions
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63
src/compiler/llvm_codegen_function.c
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@@ -75,8 +75,30 @@ static inline void gencontext_emit_parameter(GenContext *context, Decl *decl, un
assert(decl->decl_kind == DECL_VAR && decl->var.kind == VARDECL_PARAM);
// Allocate room on stack and copy.
decl->ref = gencontext_emit_alloca(context, llvm_type(decl->type), decl->name ? decl->name : "anon");
const char *name = decl->name ? decl->name : "anon";
decl->ref = gencontext_emit_alloca(context, llvm_type(decl->type), name);
if (gencontext_use_debug(context))
{
SourceLocation *loc = TOKLOC(decl->span.loc);
LLVMMetadataRef var = LLVMDIBuilderCreateParameterVariable(
context->debug.builder,
context->debug.function,
name,
strlen(name),
index + 1,
context->debug.file,
loc->line,
gencontext_get_debug_type(context, decl->type),
true, 0 /* flags */
);
decl->var.backend_debug_ref = var;
LLVMDIBuilderInsertDeclareAtEnd(context->debug.builder,
decl->ref, var, LLVMDIBuilderCreateExpression(context->debug.builder, NULL, 0),
LLVMDIBuilderCreateDebugLocation(context->context, loc->line, loc->col, context->debug.function, /* inline at */NULL),
LLVMGetInsertBlock(context->builder));
}
gencontext_emit_store(context, decl, LLVMGetParam(context->function, index));
}
void gencontext_emit_implicit_return(GenContext *context)
@@ -101,6 +123,7 @@ void gencontext_emit_function_body(GenContext *context, Decl *decl)
DEBUG_LOG("Generating function %s.", decl->external_name);
assert(decl->ref);
bool emit_debug = gencontext_use_debug(context);
LLVMValueRef prev_function = context->function;
LLVMBuilderRef prev_builder = context->builder;
@@ -108,6 +131,11 @@ void gencontext_emit_function_body(GenContext *context, Decl *decl)
context->catch_block = NULL;
context->function = decl->ref;
if (emit_debug)
{
context->debug.function = LLVMGetSubprogram(context->function);
}
context->cur_func_decl = decl;
LLVMBasicBlockRef entry = LLVMAppendBasicBlockInContext(context->context, context->function, "entry");
@@ -132,12 +160,20 @@ void gencontext_emit_function_body(GenContext *context, Decl *decl)
context->return_out = NULL;
}
if (emit_debug)
{
gencontext_push_debug_scope(context, context->debug.function);
}
// Generate LLVMValueRef's for all parameters, so we can use them as local vars in code
VECEACH(decl->func.function_signature.params, i)
{
gencontext_emit_parameter(context, decl->func.function_signature.params[i], arg++);
}
LLVMSetCurrentDebugLocation2(context->builder, NULL);
VECEACH(decl->func.body->compound_stmt.stmts, i)
{
gencontext_emit_stmt(context, decl->func.body->compound_stmt.stmts[i]);
@@ -167,6 +203,11 @@ void gencontext_emit_function_body(GenContext *context, Decl *decl)
LLVMDisposeBuilder(context->builder);
if (gencontext_use_debug(context))
{
gencontext_pop_debug_scope(context);
}
context->builder = prev_builder;
context->function = prev_function;
}
@@ -246,19 +287,21 @@ void gencontext_emit_function_decl(GenContext *context, Decl *decl)
flags |= LLVMDIFlagPublic;
break;
}
/* context->debug.function = LLVMDIBuilderCreateFunction(context->debug.builder,
context->debug.compile_unit,
decl->name, source_range_len(decl->name_span),
decl->name, source_range_len(decl->name_span),
flags |= LLVMDIFlagPrototyped;
SourceLocation *loc = TOKILOC(decl->span.loc);
context->debug.function = LLVMDIBuilderCreateFunction(context->debug.builder,
context->debug.file,
decl_position.line,
decl->type->backend_type,
decl->name, TOKILEN(decl->name_token),
decl->external_name, strlen(decl->external_name),
context->debug.file,
loc->line,
llvm_debug_type(decl->type),
decl->visibility == VISIBLE_LOCAL,
1,
decl_position.line,
true,
loc->line,
flags,
build_options.optimization_level != OPTIMIZATION_NONE);
LLVMSetSubprogram(decl->func.backend_value, context->debug.function);*/
LLVMSetSubprogram(function, context->debug.function);
}
}