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Fix #1328

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This commit is contained in:
gingerBill
2021-11-23 11:43:32 +00:00
parent 2e89585c8c
commit 9246e89c4a
2 changed files with 10 additions and 13 deletions
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src/llvm_backend_utility.cpp
+5 -13
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@@ -179,32 +179,24 @@ lbValue lb_emit_transmute(lbProcedure *p, lbValue value, Type *t) {
GB_ASSERT_MSG(sz == dz, "Invalid transmute conversion: '%s' to '%s'", type_to_string(src_type), type_to_string(t));
// NOTE(bill): Casting between an integer and a pointer cannot be done through a bitcast
if (is_type_uintptr(src) && is_type_pointer(dst)) {
if (is_type_uintptr(src) && is_type_internally_pointer_like(dst)) {
res.value = LLVMBuildIntToPtr(p->builder, value.value, lb_type(m, t), "");
return res;
}
if (is_type_pointer(src) && is_type_uintptr(dst)) {
res.value = LLVMBuildPtrToInt(p->builder, value.value, lb_type(m, t), "");
return res;
}
if (is_type_uintptr(src) && is_type_proc(dst)) {
res.value = LLVMBuildIntToPtr(p->builder, value.value, lb_type(m, t), "");
return res;
}
if (is_type_proc(src) && is_type_uintptr(dst)) {
if (is_type_internally_pointer_like(src) && is_type_uintptr(dst)) {
res.value = LLVMBuildPtrToInt(p->builder, value.value, lb_type(m, t), "");
return res;
}
if (is_type_integer(src) && (is_type_pointer(dst) || is_type_cstring(dst))) {
if (is_type_integer(src) && is_type_internally_pointer_like(dst)) {
res.value = LLVMBuildIntToPtr(p->builder, value.value, lb_type(m, t), "");
return res;
} else if ((is_type_pointer(src) || is_type_cstring(src)) && is_type_integer(dst)) {
} else if (is_type_internally_pointer_like(src) && is_type_integer(dst)) {
res.value = LLVMBuildPtrToInt(p->builder, value.value, lb_type(m, t), "");
return res;
}
if (is_type_pointer(src) && is_type_pointer(dst)) {
if (is_type_internally_pointer_like(src) && is_type_internally_pointer_like(dst)) {
res.value = LLVMBuildPointerCast(p->builder, value.value, lb_type(p->module, t), "");
return res;
}