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Add intrinsics.cpu_relax

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This commit is contained in:
gingerBill
2020-02-26 22:29:12 +00:00
parent 8f42958ba3
commit 1596bca92d
4 changed files with 32 additions and 0 deletions
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src/ir.cpp
+12
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@@ -197,6 +197,7 @@ gbAllocator ir_allocator(void) {
IR_INSTR_KIND(ZeroInit, struct { irValue *address; }) \
IR_INSTR_KIND(Store, struct { irValue *address, *value; bool is_volatile; }) \
IR_INSTR_KIND(Load, struct { Type *type; irValue *address; i64 custom_align; }) \
IR_INSTR_KIND(InlineCode, struct { BuiltinProcId id; Array<irValue *> operands; }) \
IR_INSTR_KIND(AtomicFence, struct { BuiltinProcId id; }) \
IR_INSTR_KIND(AtomicStore, struct { \
irValue *address, *value; \
@@ -1063,6 +1064,14 @@ irValue *ir_instr_load(irProcedure *p, irValue *address) {
return v;
}
irValue *ir_instr_inline_code(irProcedure *p, BuiltinProcId id, Array<irValue *> operands) {
irValue *v = ir_alloc_instr(p, irInstr_InlineCode);
irInstr *i = &v->Instr;
i->InlineCode.id = id;
i->InlineCode.operands = operands;
return v;
}
irValue *ir_instr_atomic_fence(irProcedure *p, BuiltinProcId id) {
irValue *v = ir_alloc_instr(p, irInstr_AtomicFence);
irInstr *i = &v->Instr;
@@ -6914,6 +6923,9 @@ irValue *ir_build_builtin_proc(irProcedure *proc, Ast *expr, TypeAndValue tv, Bu
// "Intrinsics"
case BuiltinProc_cpu_relax:
return ir_emit(proc, ir_instr_inline_code(proc, id, {}));
case BuiltinProc_atomic_fence:
case BuiltinProc_atomic_fence_acq:
case BuiltinProc_atomic_fence_rel: