diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/check_expr.cpp | 4 | ||||
| -rw-r--r-- | src/checker_builtin_procs.hpp | 4 | ||||
| -rw-r--r-- | src/ir.cpp | 12 | ||||
| -rw-r--r-- | src/ir_print.cpp | 12 |
4 files changed, 32 insertions, 0 deletions
diff --git a/src/check_expr.cpp b/src/check_expr.cpp index 069605035..b8fe76f6d 100644 --- a/src/check_expr.cpp +++ b/src/check_expr.cpp @@ -5280,6 +5280,10 @@ bool check_builtin_procedure(CheckerContext *c, Operand *operand, Ast *call, i32 break; } + case BuiltinProc_cpu_relax: + operand->mode = Addressing_NoValue; + break; + case BuiltinProc_atomic_fence: case BuiltinProc_atomic_fence_acq: case BuiltinProc_atomic_fence_rel: diff --git a/src/checker_builtin_procs.hpp b/src/checker_builtin_procs.hpp index 4981fdedb..7ef1be8b8 100644 --- a/src/checker_builtin_procs.hpp +++ b/src/checker_builtin_procs.hpp @@ -36,6 +36,8 @@ enum BuiltinProcId { BuiltinProc_simd_vector, BuiltinProc_soa_struct, + BuiltinProc_cpu_relax, + BuiltinProc_atomic_fence, BuiltinProc_atomic_fence_acq, BuiltinProc_atomic_fence_rel, @@ -214,6 +216,8 @@ gb_global BuiltinProc builtin_procs[BuiltinProc_COUNT] = { {STR_LIT("simd_vector"), 2, false, Expr_Expr, BuiltinProcPkg_intrinsics}, // Type {STR_LIT("soa_struct"), 2, false, Expr_Expr, BuiltinProcPkg_intrinsics}, // Type + {STR_LIT("cpu_relax"), 0, false, Expr_Stmt, BuiltinProcPkg_intrinsics}, + {STR_LIT("atomic_fence"), 0, false, Expr_Stmt, BuiltinProcPkg_intrinsics}, {STR_LIT("atomic_fence_acq"), 0, false, Expr_Stmt, BuiltinProcPkg_intrinsics}, {STR_LIT("atomic_fence_rel"), 0, false, Expr_Stmt, BuiltinProcPkg_intrinsics}, diff --git a/src/ir.cpp b/src/ir.cpp index e13530aca..6a56eb387 100644 --- a/src/ir.cpp +++ b/src/ir.cpp @@ -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: diff --git a/src/ir_print.cpp b/src/ir_print.cpp index a3f28c59f..bcbdca615 100644 --- a/src/ir_print.cpp +++ b/src/ir_print.cpp @@ -1483,6 +1483,18 @@ void ir_print_instr(irFileBuffer *f, irModule *m, irValue *value) { break; } + case irInstr_InlineCode: + { + switch (instr->InlineCode.id) { + case BuiltinProc_cpu_relax: + ir_write_str_lit(f, "call void asm sideeffect \"pause\", \"\"()"); + break; + default: GB_PANIC("Unknown inline code %d", instr->InlineCode.id); break; + } + } + break; + + case irInstr_AtomicFence: ir_write_str_lit(f, "fence "); switch (instr->AtomicFence.id) { |