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[SYCL] Do not extract host part when unbundling static libraries on Windows #665

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10 changes: 7 additions & 3 deletions clang/lib/Driver/Driver.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -4986,9 +4986,13 @@ InputInfo Driver::BuildJobsForActionNoCache(
bool IsMSVCEnv =
C.getDefaultToolChain().getTriple().isWindowsMSVCEnvironment();
if (C.getInputArgs().hasArg(options::OPT_foffload_static_lib_EQ) &&
UI.DependentOffloadKind != Action::OFK_Host &&
((JA->getType() == types::TY_Object && !IsMSVCEnv) ||
(JA->getType() == types::TY_Archive && IsMSVCEnv))) {
((JA->getType() == types::TY_Archive && IsMSVCEnv) ||
(UI.DependentOffloadKind != Action::OFK_Host &&
(JA->getType() == types::TY_Object && !IsMSVCEnv)))) {
// Host part of the unbundled static archive is not used.
if (UI.DependentOffloadKind == Action::OFK_Host &&
JA->getType() == types::TY_Archive && IsMSVCEnv)
continue;
std::string TmpFileName =
C.getDriver().GetTemporaryPath(llvm::sys::path::stem(BaseInput),
"txt");
Expand Down
10 changes: 8 additions & 2 deletions clang/lib/Driver/ToolChains/Clang.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -6517,7 +6517,7 @@ void OffloadBundler::ConstructJobMultipleOutputs(
SmallString<128> Triples;
Triples += "-targets=";
auto DepInfo = UA.getDependentActionsInfo();
for (unsigned I = 0; I < DepInfo.size(); ++I) {
for (unsigned I = 0, J = 0; I < DepInfo.size(); ++I) {
auto &Dep = DepInfo[I];
// FPGA device triples are 'transformed' for the bundler when creating
// aocx or aocr type bundles. Also, we only do a specific target
Expand All @@ -6543,8 +6543,14 @@ void OffloadBundler::ConstructJobMultipleOutputs(
Triples += Dep.DependentToolChain->getTriple().normalize();
}
continue;
} else if (Input.getType() == types::TY_Archive) {
// Do not extract host part if we are unbundling archive on Windows
// because it is not needed. Static offload libraries are added to the
// host link command just as normal libraries.
if (Dep.DependentOffloadKind == Action::OFK_Host)
continue;
}
if (I)
if (J++)
Triples += ',';
Triples += Action::GetOffloadKindName(Dep.DependentOffloadKind);
Triples += '-';
Expand Down
10 changes: 5 additions & 5 deletions clang/test/Driver/sycl-offload-win.c
Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@
// RUN: %clang_cl --target=x86_64-pc-windows-msvc -fsycl -foffload-static-lib=%t.lib %t.obj -### 2>&1 \
// RUN: | FileCheck -DOBJ=%t.obj -DLIB=%t.lib %s -check-prefix=FOFFLOAD_STATIC_LIB
// FOFFLOAD_STATIC_LIB: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=o"{{.+}} "-inputs=[[OBJ]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo"{{.+}} "-inputs=[[LIB]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo" "-targets=sycl-spir64-{{.+}}-sycldevice" "-inputs=[[LIB]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB: llvm-link{{(.exe)?}}{{.*}} "@{{.*}}"
// FOFFLOAD_STATIC_LIB: link{{(.exe)?}}{{.+}} "-defaultlib:[[LIB]]"

Expand All @@ -31,7 +31,7 @@
// FOFFLOAD_STATIC_LIB_MULTI_O: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=o"{{.+}} "-inputs=[[OBJ1]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB_MULTI_O: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=o"{{.+}} "-inputs=[[OBJ2]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB_MULTI_O: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=o"{{.+}} "-inputs=[[OBJ3]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB_MULTI_O: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo"{{.+}} "-inputs=[[LIB]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB_MULTI_O: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo" "-targets=sycl-spir64-{{.+}}-sycldevice" "-inputs=[[LIB]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB_MULTI_O: llvm-link{{(.exe)?}}{{.*}} "@{{.*}}"
// FOFFLOAD_STATIC_LIB_MULTI_O: link{{(.exe)?}}{{.+}} "-defaultlib:[[LIB]]"

Expand All @@ -46,8 +46,8 @@
// RUN: %clang_cl --target=x86_64-pc-windows-msvc -fsycl -foffload-static-lib=%t1.lib -foffload-static-lib=%t2.lib %t.obj -### 2>&1 \
// RUN: | FileCheck -DOBJ=%t.obj -DLIB1=%t1.lib -DLIB2=%t2.lib %s -check-prefix=FOFFLOAD_STATIC_MULTI_LIB
// FOFFLOAD_STATIC_MULTI_LIB: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=o"{{.+}} "-inputs=[[OBJ]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_MULTI_LIB: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo"{{.+}} "-inputs=[[LIB1]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_MULTI_LIB: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo"{{.+}} "-inputs=[[LIB2]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_MULTI_LIB: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo" "-targets=sycl-spir64-{{.+}}-sycldevice" "-inputs=[[LIB1]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_MULTI_LIB: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo" "-targets=sycl-spir64-{{.+}}-sycldevice" "-inputs=[[LIB2]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_MULTI_LIB: llvm-link{{(.exe)?}}{{.*}} "@{{.*}}" "@{{.*}}"
// FOFFLOAD_STATIC_MULTI_LIB: link{{(.exe)?}}{{.+}} "-defaultlib:[[LIB1]]" "-defaultlib:[[LIB2]]"

Expand Down Expand Up @@ -85,7 +85,7 @@
// RUN: | FileCheck -DLIB=%t.lib %s -check-prefix=FOFFLOAD_STATIC_LIB_SRC2
// RUN: %clang_cl --target=x86_64-pc-windows-msvc -fsycl -foffload-static-lib=%t.lib %s -### 2>&1 \
// RUN: | FileCheck -DLIB=%t.lib %s -check-prefix=FOFFLOAD_STATIC_LIB_SRC2
// FOFFLOAD_STATIC_LIB_SRC2: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo"{{.+}} "-inputs=[[LIB]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB_SRC2: clang-offload-bundler{{(.exe)?}}{{.+}} "-type=aoo" "-targets=sycl-spir64-{{.+}}-sycldevice" "-inputs=[[LIB]]"{{.+}} "-unbundle"
// FOFFLOAD_STATIC_LIB_SRC2: llvm-link{{(.exe)?}}{{.*}} "@{{.*}}"
// FOFFLOAD_STATIC_LIB_SRC2: link{{(.exe)?}}{{.+}} "-defaultlib:[[LIB]]"

Expand Down