diff options
Diffstat (limited to 'src/codegen.cpp')
| -rw-r--r-- | src/codegen.cpp | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/codegen.cpp b/src/codegen.cpp index 60667ac465..c1d6346253 100644 --- a/src/codegen.cpp +++ b/src/codegen.cpp @@ -987,6 +987,22 @@ static LLVMValueRef get_coro_size_fn_val(CodeGen *g) { return g->coro_size_fn_val; } +static LLVMValueRef get_coro_begin_fn_val(CodeGen *g) { + if (g->coro_begin_fn_val) + return g->coro_begin_fn_val; + + LLVMTypeRef param_types[] = { + ZigLLVMTokenTypeInContext(LLVMGetGlobalContext()), + LLVMPointerType(LLVMInt8Type(), 0), + }; + LLVMTypeRef fn_type = LLVMFunctionType(LLVMPointerType(LLVMInt8Type(), 0), param_types, 2, false); + Buf *name = buf_sprintf("llvm.coro.begin"); + g->coro_begin_fn_val = LLVMAddFunction(g->module, buf_ptr(name), fn_type); + assert(LLVMGetIntrinsicID(g->coro_begin_fn_val)); + + return g->coro_begin_fn_val; +} + static LLVMValueRef get_return_address_fn_val(CodeGen *g) { if (g->return_address_fn_val) return g->return_address_fn_val; @@ -3808,7 +3824,13 @@ static LLVMValueRef ir_render_coro_size(CodeGen *g, IrExecutable *executable, Ir } static LLVMValueRef ir_render_coro_begin(CodeGen *g, IrExecutable *executable, IrInstructionCoroBegin *instruction) { - zig_panic("TODO ir_render_coro_begin"); + LLVMValueRef coro_id = ir_llvm_value(g, instruction->coro_id); + LLVMValueRef coro_mem_ptr = ir_llvm_value(g, instruction->coro_mem_ptr); + LLVMValueRef params[] = { + coro_id, + coro_mem_ptr, + }; + return LLVMBuildCall(g->builder, get_coro_begin_fn_val(g), params, 2, ""); } static LLVMValueRef ir_render_coro_alloc_fail(CodeGen *g, IrExecutable *executable, |