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Fix for nolibc (eg wasm). Add multi global declarations. Simplicity wasm export / import. Prevent "extern" functions to have a function body.

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This commit is contained in:
Christoffer Lerno
2023-02-11 11:16:31 +01:00
parent 2fa3ae7bc9
commit 3b49b87784
22 changed files with 146 additions and 58 deletions
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13
src/compiler/llvm_codegen.c
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@@ -1021,17 +1021,17 @@ void llvm_append_function_attributes(GenContext *c, Decl *decl)
{
llvm_attribute_add(c, function, attribute_id.noreturn, -1);
}
if (decl->is_wasm_interface && arch_is_wasm(platform_target.arch))
if (decl->is_export && arch_is_wasm(platform_target.arch))
{
if (decl->visibility == VISIBLE_EXTERN)
{
llvm_attribute_add_string(c, function, "wasm-import-name", decl_get_extname(decl), -1);
}
else if (c->code_module == decl->unit->module)
if (c->code_module == decl->unit->module)
{
llvm_attribute_add_string(c, function, "wasm-export-name", decl_get_extname(decl), -1);
}
}
if (decl->visibility == VISIBLE_EXTERN && arch_is_wasm(platform_target.arch))
{
llvm_attribute_add_string(c, function, "wasm-import-name", decl_get_extname(decl), -1);
}
if (decl->alignment != type_abi_alignment(decl->type))
{
llvm_set_alignment(function, decl->alignment);
@@ -1104,6 +1104,7 @@ LLVMValueRef llvm_get_ref(GenContext *c, Decl *decl)
case DECL_BODYPARAM:
case DECL_CT_ECHO:
case DECL_CT_INCLUDE:
case DECL_GLOBALS:
UNREACHABLE;
}
UNREACHABLE