[clang] Reland [HIP] use offload wrapper for non-device-only non-rdc (#132869) (PR #143964)
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cfe-commits at lists.llvm.org
Thu Jun 12 13:31:06 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang-driver
Author: Yaxun (Sam) Liu (yxsamliu)
<details>
<summary>Changes</summary>
Fixed two issues:
1. assertion with -flto. the linker wrapper action is missing for wrapping the device binary. Added it for -flto.
2. when there are two HIP files, the kernels in the second file were not found. This is because the -r option of linker wrapper assumes offload entries section of HIP to be hip_offloading_entries but it is actually llvm_offload_entries, causing the offload entries sections not made unique for different object files. Fixed and tested working for both -fgpu-rdc and -fno-gpu-rdc case with and without -r
---
Patch is 26.08 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/143964.diff
8 Files Affected:
- (modified) clang/lib/CodeGen/CGCUDANV.cpp (+2-1)
- (modified) clang/lib/Driver/Driver.cpp (+44-18)
- (modified) clang/lib/Driver/ToolChains/Clang.cpp (+15-3)
- (modified) clang/test/Driver/hip-binding.hip (+3-3)
- (modified) clang/test/Driver/hip-phases.hip (+38-20)
- (modified) clang/test/Driver/hip-toolchain-no-rdc.hip (+50-31)
- (modified) clang/test/Driver/linker-wrapper.c (+1)
- (modified) clang/tools/clang-linker-wrapper/ClangLinkerWrapper.cpp (+2-2)
``````````diff
diff --git a/clang/lib/CodeGen/CGCUDANV.cpp b/clang/lib/CodeGen/CGCUDANV.cpp
index 38f514304df5e..dd26be74e561b 100644
--- a/clang/lib/CodeGen/CGCUDANV.cpp
+++ b/clang/lib/CodeGen/CGCUDANV.cpp
@@ -1280,7 +1280,8 @@ llvm::Function *CGNVCUDARuntime::finalizeModule() {
return nullptr;
}
if (CGM.getLangOpts().OffloadViaLLVM ||
- (CGM.getLangOpts().OffloadingNewDriver && RelocatableDeviceCode))
+ (CGM.getLangOpts().OffloadingNewDriver &&
+ (CGM.getLangOpts().HIP || RelocatableDeviceCode)))
createOffloadingEntries();
else
return makeModuleCtorFunction();
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index eb60d907d2218..060f76fb653c9 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -4423,6 +4423,10 @@ void Driver::BuildActions(Compilation &C, DerivedArgList &Args,
options::OPT_no_offload_new_driver,
C.isOffloadingHostKind(Action::OFK_Cuda));
+ bool HIPNoRDC =
+ C.isOffloadingHostKind(Action::OFK_HIP) &&
+ !Args.hasFlag(options::OPT_fgpu_rdc, options::OPT_fno_gpu_rdc, false);
+
// Builder to be used to build offloading actions.
std::unique_ptr<OffloadingActionBuilder> OffloadBuilder =
!UseNewOffloadingDriver
@@ -4556,7 +4560,7 @@ void Driver::BuildActions(Compilation &C, DerivedArgList &Args,
// Check if this Linker Job should emit a static library.
if (ShouldEmitStaticLibrary(Args)) {
LA = C.MakeAction<StaticLibJobAction>(LinkerInputs, types::TY_Image);
- } else if (UseNewOffloadingDriver ||
+ } else if ((UseNewOffloadingDriver && !HIPNoRDC) ||
Args.hasArg(options::OPT_offload_link)) {
LA = C.MakeAction<LinkerWrapperJobAction>(LinkerInputs, types::TY_Image);
LA->propagateHostOffloadInfo(C.getActiveOffloadKinds(),
@@ -4867,10 +4871,31 @@ Action *Driver::BuildOffloadingActions(Compilation &C,
const InputTy &Input, StringRef CUID,
Action *HostAction) const {
// Don't build offloading actions if explicitly disabled or we do not have a
- // valid source input and compile action to embed it in. If preprocessing only
- // ignore embedding.
- if (offloadHostOnly() || !types::isSrcFile(Input.first) ||
- !(isa<CompileJobAction>(HostAction) ||
+ // valid source input.
+ if (offloadHostOnly() || !types::isSrcFile(Input.first))
+ return HostAction;
+
+ bool HIPNoRDC =
+ C.isOffloadingHostKind(Action::OFK_HIP) &&
+ !Args.hasFlag(options::OPT_fgpu_rdc, options::OPT_fno_gpu_rdc, false);
+
+ // For HIP non-rdc non-device-only compilation, create a linker wrapper
+ // action for each host object to link, bundle and wrap device files in
+ // it.
+ if ((isa<AssembleJobAction>(HostAction) ||
+ (isa<BackendJobAction>(HostAction) &&
+ HostAction->getType() == types::TY_LTO_BC)) &&
+ HIPNoRDC && !offloadDeviceOnly()) {
+ ActionList AL{HostAction};
+ HostAction = C.MakeAction<LinkerWrapperJobAction>(AL, types::TY_Object);
+ HostAction->propagateHostOffloadInfo(C.getActiveOffloadKinds(),
+ /*BoundArch=*/nullptr);
+ return HostAction;
+ }
+
+ // Don't build offloading actions if we do not have a compile action. If
+ // preprocessing only ignore embedding.
+ if (!(isa<CompileJobAction>(HostAction) ||
getFinalPhase(Args) == phases::Preprocess))
return HostAction;
@@ -4966,12 +4991,12 @@ Action *Driver::BuildOffloadingActions(Compilation &C,
}
}
- // Compiling HIP in non-RDC mode requires linking each action individually.
+ // Compiling HIP in device-only non-RDC mode requires linking each action
+ // individually.
for (Action *&A : DeviceActions) {
if ((A->getType() != types::TY_Object &&
A->getType() != types::TY_LTO_BC) ||
- Kind != Action::OFK_HIP ||
- Args.hasFlag(options::OPT_fgpu_rdc, options::OPT_fno_gpu_rdc, false))
+ !HIPNoRDC || !offloadDeviceOnly())
continue;
ActionList LinkerInput = {A};
A = C.MakeAction<LinkJobAction>(LinkerInput, types::TY_Image);
@@ -4995,12 +5020,12 @@ Action *Driver::BuildOffloadingActions(Compilation &C,
}
}
- // HIP code in non-RDC mode will bundle the output if it invoked the linker.
+ // HIP code in device-only non-RDC mode will bundle the output if it invoked
+ // the linker.
bool ShouldBundleHIP =
- C.isOffloadingHostKind(Action::OFK_HIP) &&
+ HIPNoRDC && offloadDeviceOnly() &&
Args.hasFlag(options::OPT_gpu_bundle_output,
options::OPT_no_gpu_bundle_output, true) &&
- !Args.hasFlag(options::OPT_fgpu_rdc, options::OPT_fno_gpu_rdc, false) &&
!llvm::any_of(OffloadActions,
[](Action *A) { return A->getType() != types::TY_Image; });
@@ -5020,11 +5045,9 @@ Action *Driver::BuildOffloadingActions(Compilation &C,
C.MakeAction<LinkJobAction>(OffloadActions, types::TY_CUDA_FATBIN);
DDep.add(*FatbinAction, *C.getSingleOffloadToolChain<Action::OFK_Cuda>(),
nullptr, Action::OFK_Cuda);
- } else if (C.isOffloadingHostKind(Action::OFK_HIP) &&
- !Args.hasFlag(options::OPT_fgpu_rdc, options::OPT_fno_gpu_rdc,
- false)) {
- // If we are not in RDC-mode we just emit the final HIP fatbinary for each
- // translation unit, linking each input individually.
+ } else if (HIPNoRDC && offloadDeviceOnly()) {
+ // If we are in device-only non-RDC-mode we just emit the final HIP
+ // fatbinary for each translation unit, linking each input individually.
Action *FatbinAction =
C.MakeAction<LinkJobAction>(OffloadActions, types::TY_HIP_FATBIN);
DDep.add(*FatbinAction, *C.getSingleOffloadToolChain<Action::OFK_HIP>(),
@@ -5177,8 +5200,11 @@ Action *Driver::ConstructPhaseAction(
(((Input->getOffloadingToolChain() &&
Input->getOffloadingToolChain()->getTriple().isAMDGPU()) ||
TargetDeviceOffloadKind == Action::OFK_HIP) &&
- (Args.hasFlag(options::OPT_fgpu_rdc, options::OPT_fno_gpu_rdc,
- false) ||
+ ((Args.hasFlag(options::OPT_fgpu_rdc, options::OPT_fno_gpu_rdc,
+ false) ||
+ (Args.hasFlag(options::OPT_offload_new_driver,
+ options::OPT_no_offload_new_driver, false) &&
+ !offloadDeviceOnly())) ||
TargetDeviceOffloadKind == Action::OFK_OpenMP))) {
types::ID Output =
Args.hasArg(options::OPT_S) &&
diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp
index 1d11be1d82be8..d6b89c324936f 100644
--- a/clang/lib/Driver/ToolChains/Clang.cpp
+++ b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -7702,7 +7702,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
CmdArgs.push_back("-fcuda-include-gpubinary");
CmdArgs.push_back(CudaDeviceInput->getFilename());
} else if (!HostOffloadingInputs.empty()) {
- if ((IsCuda || IsHIP) && !IsRDCMode) {
+ if (IsCuda && !IsRDCMode) {
assert(HostOffloadingInputs.size() == 1 && "Only one input expected");
CmdArgs.push_back("-fcuda-include-gpubinary");
CmdArgs.push_back(HostOffloadingInputs.front().getFilename());
@@ -9249,8 +9249,20 @@ void LinkerWrapper::ConstructJob(Compilation &C, const JobAction &JA,
// Add the linker arguments to be forwarded by the wrapper.
CmdArgs.push_back(Args.MakeArgString(Twine("--linker-path=") +
LinkCommand->getExecutable()));
- for (const char *LinkArg : LinkCommand->getArguments())
- CmdArgs.push_back(LinkArg);
+
+ // We use action type to differentiate two use cases of the linker wrapper.
+ // TY_Image for normal linker wrapper work.
+ // TY_Object for HIP fno-gpu-rdc embedding device binary in a relocatable
+ // object.
+ assert(JA.getType() == types::TY_Object || JA.getType() == types::TY_Image);
+ if (JA.getType() == types::TY_Object) {
+ CmdArgs.append({"-o", Output.getFilename()});
+ for (auto Input : Inputs)
+ CmdArgs.push_back(Input.getFilename());
+ CmdArgs.push_back("-r");
+ } else
+ for (const char *LinkArg : LinkCommand->getArguments())
+ CmdArgs.push_back(LinkArg);
addOffloadCompressArgs(Args, CmdArgs);
diff --git a/clang/test/Driver/hip-binding.hip b/clang/test/Driver/hip-binding.hip
index 57e57194ec87b..d8b3f1e242018 100644
--- a/clang/test/Driver/hip-binding.hip
+++ b/clang/test/Driver/hip-binding.hip
@@ -93,7 +93,7 @@
// RUN: -nogpulib -nogpuinc -foffload-lto --offload-arch=gfx90a --offload-arch=gfx908 -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=LTO-NO-RDC %s
// LTO-NO-RDC: # "amdgcn-amd-amdhsa" - "clang", inputs: ["[[INPUT:.+]]"], output: "[[LTO_908:.+]]"
-// LTO-NO-RDC-NEXT: # "amdgcn-amd-amdhsa" - "AMDGCN::Linker", inputs: ["[[LTO_908]]"], output: "[[OBJ_908:.+]]"
// LTO-NO-RDC-NEXT: # "amdgcn-amd-amdhsa" - "clang", inputs: ["[[INPUT]]"], output: "[[LTO_90A:.+]]"
-// LTO-NO-RDC-NEXT: # "amdgcn-amd-amdhsa" - "AMDGCN::Linker", inputs: ["[[LTO_90A]]"], output: "[[OBJ_90A:.+]]"
-// LTO-NO-RDC-NEXT: # "amdgcn-amd-amdhsa" - "AMDGCN::Linker", inputs: ["[[OBJ_908]]", "[[OBJ_90A]]"], output: "[[HIPFB:.+]]"
+// LTO-NO-RDC-NEXT: # "x86_64-unknown-linux-gnu" - "Offload::Packager", inputs: ["[[LTO_908]]", "[[LTO_90A]]"], output: "[[PKG:.+]]"
+// LTO-NO-RDC-NEXT: # "x86_64-unknown-linux-gnu" - "clang", inputs: ["[[INPUT]]", "[[PKG]]"], output: "[[OBJ:.+]]"
+// LTO-NO-RDC-NEXT: # "x86_64-unknown-linux-gnu" - "Offload::Linker", inputs: ["[[OBJ]]"], output: "hip-binding.o"
diff --git a/clang/test/Driver/hip-phases.hip b/clang/test/Driver/hip-phases.hip
index 5fd2c0216ccc3..d8a58b78d6d5c 100644
--- a/clang/test/Driver/hip-phases.hip
+++ b/clang/test/Driver/hip-phases.hip
@@ -8,39 +8,57 @@
//
// RUN: %clang -x hip --target=x86_64-unknown-linux-gnu -ccc-print-phases \
// RUN: --no-offload-new-driver --cuda-gpu-arch=gfx803 %s 2>&1 \
-// RUN: | FileCheck -check-prefixes=BIN,NRD,OLD %s
+// RUN: | FileCheck -check-prefixes=BIN,OLD,OLDN %s
// RUN: %clang -x hip --target=x86_64-unknown-linux-gnu -ccc-print-phases \
// RUN: --offload-new-driver --cuda-gpu-arch=gfx803 %s 2>&1 \
-// RUN: | FileCheck -check-prefixes=BIN,NRD,NEW %s
+// RUN: | FileCheck -check-prefixes=BIN,NEW,NEWN %s
+// RUN: %clang -x hip --target=x86_64-unknown-linux-gnu -ccc-print-phases \
+// RUN: --offload-new-driver --cuda-gpu-arch=gfx803 -flto -c %s 2>&1 \
+// RUN: | FileCheck -check-prefixes=BIN,NEW,NEWLTO %s
//
// RUN: %clang -x hip --target=x86_64-unknown-linux-gnu -ccc-print-phases \
// RUN: --no-offload-new-driver --cuda-gpu-arch=gfx803 -fgpu-rdc %s 2>&1 \
-// RUN: | FileCheck -check-prefixes=BIN,RDC %s
+// RUN: | FileCheck -check-prefixes=BIN,OLD,OLDR %s
+// RUN: %clang -x hip --target=x86_64-unknown-linux-gnu -ccc-print-phases \
+// RUN: --offload-new-driver --cuda-gpu-arch=gfx803 -fgpu-rdc %s 2>&1 \
+// RUN: | FileCheck -check-prefixes=BIN,NEW,NEWR %s
//
// BIN-DAG: [[P0:[0-9]+]]: input, "{{.*}}hip-phases.hip", [[T:hip]], (host-[[T]])
// BIN-DAG: [[P1:[0-9]+]]: preprocessor, {[[P0]]}, [[T]]-cpp-output, (host-[[T]])
// BIN-DAG: [[P2:[0-9]+]]: compiler, {[[P1]]}, ir, (host-[[T]])
-// RDC-DAG: [[P12:[0-9]+]]: backend, {[[P2]]}, assembler, (host-[[T]])
-// RDC-DAG: [[P13:[0-9]+]]: assembler, {[[P12]]}, object, (host-[[T]])
+// OLDR-DAG: [[P12:[0-9]+]]: backend, {[[P2]]}, assembler, (host-[[T]])
+// OLDR-DAG: [[P13:[0-9]+]]: assembler, {[[P12]]}, object, (host-[[T]])
// BIN-DAG: [[P3:[0-9]+]]: input, "{{.*}}hip-phases.hip", [[T]], (device-[[T]], [[ARCH:gfx803]])
// BIN-DAG: [[P4:[0-9]+]]: preprocessor, {[[P3]]}, [[T]]-cpp-output, (device-[[T]], [[ARCH]])
// BIN-DAG: [[P5:[0-9]+]]: compiler, {[[P4]]}, ir, (device-[[T]], [[ARCH]])
-// NRD-DAG: [[P6:[0-9]+]]: backend, {[[P5]]}, assembler, (device-[[T]], [[ARCH]])
-// NRD-DAG: [[P7:[0-9]+]]: assembler, {[[P6]]}, object, (device-[[T]], [[ARCH]])
-// RDC-DAG: [[P7:[0-9]+]]: backend, {[[P5]]}, ir, (device-[[T]], [[ARCH]])
-// BIN-DAG: [[P8:[0-9]+]]: linker, {[[P7]]}, image, (device-[[T]], [[ARCH]])
-// BIN-DAG: [[P9:[0-9]+]]: offload, "device-[[T]] (amdgcn-amd-amdhsa:[[ARCH]])" {[[P8]]}, image
-// NRD-DAG: [[P10:[0-9]+]]: linker, {[[P9]]}, hip-fatbin, (device-[[T]])
-// RDC-DAG: [[P10:[0-9]+]]: linker, {[[P9]]}, object, (device-[[T]])
-
-// NRD-DAG: [[P11:[0-9]+]]: offload, "host-[[T]] (x86_64-unknown-linux-gnu)" {[[P2]]}, "device-[[T]] (amdgcn-amd-amdhsa)" {[[P10]]}, ir
-// RDC-DAG: [[P11:[0-9]+]]: offload, "device-[[T]] (amdgcn-amd-amdhsa)" {[[P10]]}, object
-// NRD-DAG: [[P12:[0-9]+]]: backend, {[[P11]]}, assembler, (host-[[T]])
-// NRD-DAG: [[P13:[0-9]+]]: assembler, {[[P12]]}, object, (host-[[T]])
-// OLD-DAG: [[P14:[0-9]+]]: linker, {[[P13]]}, image, (host-[[T]])
-// NEW-DAG: [[P14:[0-9]+]]: clang-linker-wrapper, {[[P13]]}, image, (host-[[T]])
-// RDC-DAG: [[P14:[0-9]+]]: linker, {[[P13]], [[P11]]}, image, (host-[[T]])
+// OLDN-DAG: [[P6:[0-9]+]]: backend, {[[P5]]}, assembler, (device-[[T]], [[ARCH]])
+// NEW-DAG: [[P6:[0-9]+]]: backend, {[[P5]]}, ir, (device-[[T]], [[ARCH]])
+// OLDN-DAG: [[P7:[0-9]+]]: assembler, {[[P6]]}, object, (device-[[T]], [[ARCH]])
+// OLDR-DAG: [[P7:[0-9]+]]: backend, {[[P5]]}, ir, (device-[[T]], [[ARCH]])
+// OLD-DAG: [[P8:[0-9]+]]: linker, {[[P7]]}, image, (device-[[T]], [[ARCH]])
+// OLD-DAG: [[P9:[0-9]+]]: offload, "device-[[T]] (amdgcn-amd-amdhsa:[[ARCH]])" {[[P8]]}, image
+// NEW-DAG: [[P9:[0-9]+]]: offload, "device-[[T]] (amdgcn-amd-amdhsa:[[ARCH]])" {[[P6]]}, ir
+// OLDN-DAG: [[P10:[0-9]+]]: linker, {[[P9]]}, hip-fatbin, (device-[[T]])
+// NEW-DAG: [[P10:[0-9]+]]: clang-offload-packager, {[[P9]]}, image, (device-[[T]])
+// OLDR-DAG: [[P10:[0-9]+]]: linker, {[[P9]]}, object, (device-[[T]])
+
+// OLDN-DAG: [[P11:[0-9]+]]: offload, "host-[[T]] (x86_64-unknown-linux-gnu)" {[[P2]]}, "device-[[T]] (amdgcn-amd-amdhsa)" {[[P10]]}, ir
+// NEW-DAG: [[P11:[0-9]+]]: offload, "host-[[T]] (x86_64-unknown-linux-gnu)" {[[P2]]}, "device-[[T]] (x86_64-unknown-linux-gnu)" {[[P10]]}, ir
+// OLDR-DAG: [[P11:[0-9]+]]: offload, "device-[[T]] (amdgcn-amd-amdhsa)" {[[P10]]}, object
+// OLDN-DAG: [[P12:[0-9]+]]: backend, {[[P11]]}, assembler, (host-[[T]])
+// OLDN-DAG: [[P13:[0-9]+]]: assembler, {[[P12]]}, object, (host-[[T]])
+// NEWN-DAG: [[P12:[0-9]+]]: backend, {[[P11]]}, assembler, (host-[[T]])
+// NEWN-DAG: [[P13:[0-9]+]]: assembler, {[[P12]]}, object, (host-[[T]])
+// NEWLTO-DAG: [[P13:[0-9]+]]: backend, {[[P11]]}, lto-bc, (host-hip)
+// NEWR-DAG: [[P12:[0-9]+]]: backend, {[[P11]]}, assembler, (host-[[T]])
+// NEWR-DAG: [[P13:[0-9]+]]: assembler, {[[P12]]}, object, (host-[[T]])
+// OLDN-DAG: [[P14:[0-9]+]]: linker, {[[P13]]}, image, (host-[[T]])
+// NEWN-DAG: [[P14:[0-9]+]]: clang-linker-wrapper, {[[P13]]}, object, (host-[[T]])
+// NEWLTO-DAG: [[P14:[0-9]+]]: clang-linker-wrapper, {[[P13]]}, object, (host-[[T]])
+// OLDR-DAG: [[P14:[0-9]+]]: linker, {[[P13]], [[P11]]}, image, (host-[[T]])
+// NEWR-DAG: [[P14:[0-9]+]]: clang-linker-wrapper, {[[P13]]}, image, (host-[[T]])
+// NEWN-DAG: [[P15:[0-9]+]]: linker, {[[P14]]}, image
//
// Test single gpu architecture up to the assemble phase.
diff --git a/clang/test/Driver/hip-toolchain-no-rdc.hip b/clang/test/Driver/hip-toolchain-no-rdc.hip
index 6c69d1d51a260..ddd251b67cc57 100644
--- a/clang/test/Driver/hip-toolchain-no-rdc.hip
+++ b/clang/test/Driver/hip-toolchain-no-rdc.hip
@@ -7,7 +7,7 @@
// RUN: -fuse-ld=lld -B%S/Inputs/lld -nogpuinc \
// RUN: %S/Inputs/hip_multiple_inputs/a.cu \
// RUN: %S/Inputs/hip_multiple_inputs/b.hip \
-// RUN: 2>&1 | FileCheck -check-prefixes=CHECK,LINK %s
+// RUN: 2>&1 | FileCheck -check-prefixes=CHECK,LINK,OLD %s
// RUN: %clang -### --target=x86_64-linux-gnu -fno-gpu-rdc \
// RUN: -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 \
@@ -17,7 +17,7 @@
// RUN: -fuse-ld=lld -B%S/Inputs/lld -nogpuinc -c \
// RUN: %S/Inputs/hip_multiple_inputs/a.cu \
// RUN: %S/Inputs/hip_multiple_inputs/b.hip \
-// RUN: 2>&1 | FileCheck -check-prefixes=CHECK %s
+// RUN: 2>&1 | FileCheck -check-prefixes=CHECK,OLD %s
// RUN: %clang -### --target=x86_64-linux-gnu -fno-gpu-rdc \
// RUN: -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 \
@@ -27,7 +27,7 @@
// RUN: -fuse-ld=lld -B%S/Inputs/lld -nogpuinc --offload-new-driver -c \
// RUN: %S/Inputs/hip_multiple_inputs/a.cu \
// RUN: %S/Inputs/hip_multiple_inputs/b.hip \
-// RUN: 2>&1 | FileCheck -check-prefixes=CHECK %s
+// RUN: 2>&1 | FileCheck -check-prefixes=CHECK,NEW %s
// RUN: touch %t/a.o %t/b.o
// RUN: %clang -### --target=x86_64-linux-gnu \
@@ -47,22 +47,23 @@
// CHECK: [[CLANG:".*clang.*"]] "-cc1" "-triple" "amdgcn-amd-amdhsa"
// CHECK-SAME: "-aux-triple" "x86_64-unknown-linux-gnu"
-// CHECK-SAME: "-emit-obj"
+// OLD-SAME: "-emit-obj"
+// NEW-SAME: "-emit-llvm-bc"
// CHECK-SAME: {{.*}} "-main-file-name" "a.cu"
// CHECK-SAME: "-fcuda-is-device" "-fno-threadsafe-statics" "-mllvm" "-amdgpu-internalize-symbols"
// CHECK-SAME: "-fcuda-allow-variadic-functions" "-fvisibility=hidden"
// CHECK-SAME: "-fapply-global-visibility-to-externs"
// CHECK-SAME: "{{.*}}lib1.bc" "{{.*}}lib2.bc"
// CHECK-SAME: "-target-cpu" "gfx803"
-// CHECK-SAME: {{.*}} "-o" [[OBJ_DEV_A_803:".*o"]] "-x" "hip"
+// CHECK-SAME: {{.*}} "-o" "[[OBJ_DEV_A_803:.*(o|bc)]]" "-x" "hip"
// CHECK-SAME: {{.*}} [[A_SRC:".*a.cu"]]
// CHECK-NOT: {{".*llvm-link"}}
// CHECK-NOT: {{".*opt"}}
// CHECK-NOT: {{".*llc"}}
-// CHECK: [[LLD: ".*lld.*"]] "-flavor" "gnu" "-m" "elf64_amdgpu" "--no-undefined" "-shared"
-// CHECK-SAME: "-o" "[[IMG_DEV_A_803:.*out]]" [[OBJ_DEV_A_803]]
+// OLD: [[LLD: ".*lld.*"]] "-flavor" "gnu" "-m" "elf64_amdgpu" "--no-undefined" "-shared"
+// OLD-SAME: "-o" "[[IMG_DEV_A_803:.*out]]" "[[OBJ_DEV_A_803]]"
//
// Compile device code in a.cu to code object for gfx900.
@@ -70,62 +71,71 @@
// CHECK: [[CLANG:".*clang.*"]] "-cc1" "-triple" "amdgcn-amd-amdhsa"
// CHECK-SAME: "-aux-triple" "x86_64-unknown-linux-gnu"
-// CHECK-SAME: "-emit-obj"
+// CHECK-SAME: "-emit-{{(obj|llvm-bc)}}"
// CHECK-SAME: {{.*}} "-main-file-name" "a.cu"
// CHECK-SAME: "-fcuda-is-device" "-fno-threadsafe-statics" "-mllvm" "-amdgpu-internalize-symbols"
// CHECK-SAME: "-fcuda-allow-variadic-functions" "-fvisibility=hidden"
// CHECK-SAME: "-fapply-global-visibility-to-externs"
// CHECK-SAME: "{{.*}}lib1.bc" "{{.*}}lib2.bc"
// CHECK-SAME: "-target-cpu" "gfx900"
-// CHECK-SAME: {{.*}} "-o" [[OBJ_DEV_A_900:".*o"]] "-x" "hip"
+// CHECK-SAME: {{.*}} "-o" "[[OBJ_DEV_A_900:.*(o|bc)]]" "-x" "hip"
// CHECK-SAME: {{.*}} [[A_SRC]]
// CHECK-NOT: {{".*llvm-link"}}
// CHECK-NOT: {{".*opt"}}
// CHECK-NOT: {{".*llc"}}
-// CHECK: [[LLD]] "-flavor" "gnu" "-m" "elf64_amdgpu" "--no-undefined" "-shared"
-// CHECK-SAME: "-o" "[[IMG_DEV_A_900:.*out]]" [[OBJ_DEV_A_900]]
+// OLD: [[LLD]] "-flavor" "gnu" "-m" "elf64_amdgpu" "--no-undefined" "-shared"
+// OLD-SAME: "-o" "[[IMG_DEV_A_900:.*out]]" "[[OBJ_DEV_A_900]]"
//
// Bundle and embed device code in host object for a.cu.
//
-// CHECK: [[BUNDLER:".*clang-offload-bundler"]] "-type=o"
-// CHECK-SAME: "-bundle-align=4096"
-// CHECK-SAME: "-targets={{.*}},hipv4-amdgcn-amd-amdhsa--gfx803,hipv4-amdgcn-amd-amdhsa--gfx900"
-// CHECK-SAME: "-input={{.*}}" "-input=[[IMG_DEV_A_803]]" "-input=[[IMG_DEV_A_900]]" "-output=[[BUNDLE_A:.*hipfb]]"
+// OLD: [[BUNDLER:".*clang-offload-bundler"]] "-type=o"
+// OLD-SAME: "-bundle-align=4096"
+// OLD-SAME: "-targets={{.*}},hipv4-amdgcn-amd-amdhsa--gfx803,hipv4-amdgcn-amd-amdhsa--gfx900"
+// OLD-SAME: "-input={{.*}}" "-input=[[IMG_DEV_A_803]]" "-input=[[IMG_DEV_A_900]]" "-output=[[BUNDLE_A:.*hipfb]]"
+
+// NEW: [[PACKAGER:".*clang-offload-packager"]] "-o" "[[PACKAGE_A:.*.out]]"
+// NEW-SAME: "--image=file=[[OBJ_DEV_A_803]],triple=amdgcn-amd-amdhsa,arch=gfx803,kind=hip"
+// NEW-SAME: "--image=file=[[OBJ_DEV_A_900]],triple=amdgcn-amd-amdhsa,arch=gfx900,kind=hip"
// CHECK: [[CLANG]] "-cc1" "-triple" "x86_64-unknown-linux-gnu"
// CHECK-SAME: "-aux-triple" "amdgcn-amd-amdhsa"
// CHECK-SAME: "-emit-obj"
// CHECK-SAME: {{.*}} "-main-file-name" "a.cu"
-// CHECK-SAME: {{.*}} "-fcuda-include-gpubinary" "[[BUNDLE_A]]"
-// CHECK-SAME: {{.*}} "-o" [[A_OBJ_HOST:".*o"]] "-x" "hip"
+// OLD-SAME: {{.*}} "-fcuda-include-gpubinary" "[[BUNDLE_A]]"
+// NEW-SAME: {{.*}} "-fembed-offload-object=[[PACKAGE_A]]"
+// O...
[truncated]
``````````
</details>
https://github.com/llvm/llvm-project/pull/143964
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