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Add intrinsics nontemporal_store and nontemporal_load

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gingerBill
2022-05-27 14:56:36 +01:00
parent 2185dada56
commit 609ddf28b7
4 changed files with 17 additions and 4 deletions
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3
core/intrinsics/intrinsics.odin
View File

@@ -12,6 +12,9 @@ soa_struct :: proc($N: int, $T: typeid) -> type/#soa[N]T
volatile_load :: proc(dst: ^$T) -> T ---
volatile_store :: proc(dst: ^$T, val: T) -> T ---
nontemporal_load :: proc(dst: ^$T) -> T ---
nontemporal_store :: proc(dst: ^$T, val: T) -> T ---
// Trapping
debug_trap :: proc() ---
trap :: proc() -> ! ---

6
src/check_builtin.cpp
View File

@@ -4025,9 +4025,8 @@ bool check_builtin_procedure(CheckerContext *c, Operand *operand, Ast *call, i32
break;
case BuiltinProc_volatile_store:
/*fallthrough*/
case BuiltinProc_unaligned_store:
/*fallthrough*/
case BuiltinProc_nontemporal_store:
case BuiltinProc_atomic_store:
{
Type *elem = nullptr;
@@ -4074,9 +4073,8 @@ bool check_builtin_procedure(CheckerContext *c, Operand *operand, Ast *call, i32
case BuiltinProc_volatile_load:
/*fallthrough*/
case BuiltinProc_unaligned_load:
/*fallthrough*/
case BuiltinProc_nontemporal_load:
case BuiltinProc_atomic_load:
{
Type *elem = nullptr;

4
src/checker_builtin_procs.hpp
View File

@@ -80,6 +80,8 @@ enum BuiltinProcId {
BuiltinProc_unaligned_store,
BuiltinProc_unaligned_load,
BuiltinProc_nontemporal_store,
BuiltinProc_nontemporal_load,
BuiltinProc_prefetch_read_instruction,
BuiltinProc_prefetch_read_data,
@@ -367,6 +369,8 @@ gb_global BuiltinProc builtin_procs[BuiltinProc_COUNT] = {
{STR_LIT("unaligned_store"), 2, false, Expr_Stmt, BuiltinProcPkg_intrinsics},
{STR_LIT("unaligned_load"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics},
{STR_LIT("nontemporal_store"), 2, false, Expr_Stmt, BuiltinProcPkg_intrinsics},
{STR_LIT("nontemporal_load"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics},
{STR_LIT("prefetch_read_instruction"), 2, false, Expr_Stmt, BuiltinProcPkg_intrinsics},
{STR_LIT("prefetch_read_data"), 2, false, Expr_Stmt, BuiltinProcPkg_intrinsics},

8
src/llvm_backend_proc.cpp
View File

@@ -2111,6 +2111,7 @@ lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValue const &tv,
return {};
case BuiltinProc_volatile_store:
case BuiltinProc_nontemporal_store:
case BuiltinProc_atomic_store:
case BuiltinProc_atomic_store_explicit: {
lbValue dst = lb_build_expr(p, ce->args[0]);
@@ -2120,6 +2121,9 @@ lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValue const &tv,
LLVMValueRef instr = LLVMBuildStore(p->builder, val.value, dst.value);
switch (id) {
case BuiltinProc_volatile_store: LLVMSetVolatile(instr, true); break;
case BuiltinProc_nontemporal_store:
// TODO(bill): BuiltinProc_nontemporal_store
break;
case BuiltinProc_atomic_store: LLVMSetOrdering(instr, LLVMAtomicOrderingSequentiallyConsistent); break;
case BuiltinProc_atomic_store_explicit: LLVMSetOrdering(instr, llvm_atomic_ordering_from_odin(ce->args[2])); break;
}
@@ -2130,6 +2134,7 @@ lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValue const &tv,
}
case BuiltinProc_volatile_load:
case BuiltinProc_nontemporal_load:
case BuiltinProc_atomic_load:
case BuiltinProc_atomic_load_explicit: {
lbValue dst = lb_build_expr(p, ce->args[0]);
@@ -2137,6 +2142,9 @@ lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValue const &tv,
LLVMValueRef instr = LLVMBuildLoad(p->builder, dst.value, "");
switch (id) {
case BuiltinProc_volatile_load: LLVMSetVolatile(instr, true); break;
case BuiltinProc_nontemporal_load:
// TODO(bill): BuiltinProc_nontemporal_load
break;
case BuiltinProc_atomic_load: LLVMSetOrdering(instr, LLVMAtomicOrderingSequentiallyConsistent); break;
case BuiltinProc_atomic_load_explicit: LLVMSetOrdering(instr, llvm_atomic_ordering_from_odin(ce->args[1])); break;
}