if (!HiddenArgNumBytes)
return;
- auto &DL = Func.getParent()->getDataLayout();
+ const Module *M = Func.getParent();
+ auto &DL = M->getDataLayout();
auto Int64Ty = Type::getInt64Ty(Func.getContext());
if (HiddenArgNumBytes >= 8)
auto Int8PtrTy =
Type::getInt8PtrTy(Func.getContext(), AMDGPUAS::GLOBAL_ADDRESS);
- // Emit "printf buffer" argument if printf is used, otherwise emit dummy
- // "none" argument.
+ // Emit "printf buffer" argument if printf is used, emit "hostcall buffer"
+ // if "hostcall" module flag is set, otherwise emit dummy "none" argument.
if (HiddenArgNumBytes >= 32) {
- if (Func.getParent()->getNamedMetadata("llvm.printf.fmts"))
+ if (M->getNamedMetadata("llvm.printf.fmts"))
emitKernelArg(DL, Int8PtrTy, Align(8), "hidden_printf_buffer", Offset,
Args);
- else if (Func.getParent()->getFunction("__ockl_hostcall_internal")) {
+ else if (M->getModuleFlag("amdgpu_hostcall")) {
// The printf runtime binding pass should have ensured that hostcall and
// printf are not used in the same module.
- assert(!Func.getParent()->getNamedMetadata("llvm.printf.fmts"));
+ assert(!M->getNamedMetadata("llvm.printf.fmts"));
emitKernelArg(DL, Int8PtrTy, Align(8), "hidden_hostcall_buffer", Offset,
Args);
} else
auto Int64Ty = Builder.getInt64Ty();
auto M = Builder.GetInsertBlock()->getModule();
auto Fn = M->getOrInsertFunction("__ockl_printf_begin", Int64Ty, Int64Ty);
+ M->addModuleFlag(llvm::Module::Override, "amdgpu_hostcall", 1);
return Builder.CreateCall(Fn, Version);
}
; CHECK: .name: test_kernel
; CHECK: .symbol: test_kernel.kd
-declare <2 x i64> @__ockl_hostcall_internal(i8*, i32, i64, i64, i64, i64, i64, i64, i64, i64)
-
define amdgpu_kernel void @test_kernel(i8 %a) #0
!kernel_arg_addr_space !1 !kernel_arg_access_qual !2 !kernel_arg_type !3
!kernel_arg_base_type !3 !kernel_arg_type_qual !4 {
!opencl.ocl.version = !{!90}
!90 = !{i32 2, i32 0}
+!llvm.module.flags = !{!0}
+!0 = !{i32 1, !"amdgpu_hostcall", i32 1}
+
; PARSER: AMDGPU HSA Metadata Parser Test: PASS