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Add byval with align, sret attributes for SysV

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This commit is contained in:
gingerBill
2021-05-11 13:30:27 +01:00
parent 8144e82c6c
commit d353f97f91
3 changed files with 53 additions and 16 deletions
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29
src/llvm_backend.cpp
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@@ -2545,6 +2545,27 @@ lbValue lb_emit_string(lbProcedure *p, lbValue str_elem, lbValue str_len) {
}
}
LLVMAttributeRef lb_create_enum_attribute_with_type(LLVMContextRef ctx, char const *name, LLVMTypeRef type) {
String s = make_string_c(name);
// NOTE(2021-02-25, bill); All this attributes require a type associated with them
// and the current LLVM C API does not expose this functionality yet.
// It is better to ignore the attributes for the time being
if (s == "byval") {
// return nullptr;
} else if (s == "byref") {
return nullptr;
} else if (s == "preallocated") {
return nullptr;
} else if (s == "sret") {
// return nullptr;
}
unsigned kind = LLVMGetEnumAttributeKindForName(name, s.len);
GB_ASSERT_MSG(kind != 0, "unknown attribute: %s", name);
return LLVMCreateEnumAttribute(ctx, kind, 0);
}
LLVMAttributeRef lb_create_enum_attribute(LLVMContextRef ctx, char const *name, u64 value) {
String s = make_string_c(name);
@@ -2552,13 +2573,13 @@ LLVMAttributeRef lb_create_enum_attribute(LLVMContextRef ctx, char const *name,
// and the current LLVM C API does not expose this functionality yet.
// It is better to ignore the attributes for the time being
if (s == "byval") {
return nullptr;
GB_PANIC("lb_create_enum_attribute_with_type should be used for %s", name);
} else if (s == "byref") {
return nullptr;
GB_PANIC("lb_create_enum_attribute_with_type should be used for %s", name);
} else if (s == "preallocated") {
return nullptr;
GB_PANIC("lb_create_enum_attribute_with_type should be used for %s", name);
} else if (s == "sret") {
return nullptr;
GB_PANIC("lb_create_enum_attribute_with_type should be used for %s", name);
}
unsigned kind = LLVMGetEnumAttributeKindForName(name, s.len);