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Add checks for memory ordering on fences

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This commit is contained in:
gingerBill
2022-03-31 01:01:51 +01:00
parent 6636376a81
commit 1eac3482a6
2 changed files with 26 additions and 12 deletions
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src/check_builtin.cpp
+20 -6
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@@ -3235,10 +3235,24 @@ bool check_builtin_procedure(CheckerContext *c, Operand *operand, Ast *call, i32
case BuiltinProc_atomic_thread_fence:
case BuiltinProc_atomic_signal_fence:
if (!check_atomic_memory_order_argument(c, ce->args[0], builtin_name, nullptr)) {
return false;
{
OdinAtomicMemoryOrder memory_order = {};
if (!check_atomic_memory_order_argument(c, ce->args[0], builtin_name, &memory_order)) {
return false;
}
switch (memory_order) {
case OdinAtomicMemoryOrder_acquire:
case OdinAtomicMemoryOrder_release:
case OdinAtomicMemoryOrder_acq_rel:
case OdinAtomicMemoryOrder_seq_cst:
break;
default:
error(ce->args[0], "Illegal memory ordering for '%.*s', got .%s", LIT(builtin_name), OdinAtomicMemoryOrder_strings[memory_order]);
break;
}
operand->mode = Addressing_NoValue;
}
operand->mode = Addressing_NoValue;
break;
case BuiltinProc_volatile_store:
@@ -3280,7 +3294,7 @@ bool check_builtin_procedure(CheckerContext *c, Operand *operand, Ast *call, i32
case OdinAtomicMemoryOrder_consume:
case OdinAtomicMemoryOrder_acquire:
case OdinAtomicMemoryOrder_acq_rel:
error(ce->args[2], "Illegal memory order .%s for %.*s", OdinAtomicMemoryOrder_strings[memory_order], LIT(builtin_name));
error(ce->args[2], "Illegal memory order .%s for '%.*s'", OdinAtomicMemoryOrder_strings[memory_order], LIT(builtin_name));
break;
}
@@ -3322,7 +3336,7 @@ bool check_builtin_procedure(CheckerContext *c, Operand *operand, Ast *call, i32
switch (memory_order) {
case OdinAtomicMemoryOrder_release:
case OdinAtomicMemoryOrder_acq_rel:
error(ce->args[1], "Illegal memory order .%s for %.*s", OdinAtomicMemoryOrder_strings[memory_order], LIT(builtin_name));
error(ce->args[1], "Illegal memory order .%s for '%.*s'", OdinAtomicMemoryOrder_strings[memory_order], LIT(builtin_name));
break;
}
@@ -3474,7 +3488,7 @@ bool check_builtin_procedure(CheckerContext *c, Operand *operand, Ast *call, i32
if (invalid_combination) {
error(ce->args[3], "Illegal memory order pairing for %.*s, success = .%s, failure = .%s",
error(ce->args[3], "Illegal memory order pairing for '%.*s', success = .%s, failure = .%s",
LIT(builtin_name),
OdinAtomicMemoryOrder_strings[success_memory_order],
OdinAtomicMemoryOrder_strings[failure_memory_order]