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983003a615
See the release annoucement for details:
https://discourse.llvm.org/t/llvm-19-1-6-released/83723
Backport loongarch64 triple support from upstream LLVM.
107 lines
4.2 KiB
Text
107 lines
4.2 KiB
Text
commit 3b10e31d3a4a1c660c82287d3b9f6515f37a32ca
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Author: hitmoon <zxq_yx_007@163.com>
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Date: Fri Dec 13 10:34:53 2024 +0800
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[clang][LoongArch] Add FreeBSD targets (#119191)
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Add support for freebsd on loongarch
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Signed-off-by: xiaoqiang zhao <zxq_yx_007@163.com>
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Co-authored-by: yu shan wei <mpysw@vip.163.com>
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diff --git clang/lib/Basic/Targets.cpp clang/lib/Basic/Targets.cpp
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index 0021d33c45d7..706a391023b3 100644
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--- clang/lib/Basic/Targets.cpp
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+++ clang/lib/Basic/Targets.cpp
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@@ -726,6 +726,9 @@ std::unique_ptr<TargetInfo> AllocateTarget(const llvm::Triple &Triple,
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case llvm::Triple::Linux:
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return std::make_unique<LinuxTargetInfo<LoongArch32TargetInfo>>(Triple,
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Opts);
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+ case llvm::Triple::FreeBSD:
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+ return std::make_unique<FreeBSDTargetInfo<LoongArch32TargetInfo>>(Triple,
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+ Opts);
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default:
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return std::make_unique<LoongArch32TargetInfo>(Triple, Opts);
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}
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@@ -734,6 +737,9 @@ std::unique_ptr<TargetInfo> AllocateTarget(const llvm::Triple &Triple,
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case llvm::Triple::Linux:
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return std::make_unique<LinuxTargetInfo<LoongArch64TargetInfo>>(Triple,
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Opts);
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+ case llvm::Triple::FreeBSD:
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+ return std::make_unique<FreeBSDTargetInfo<LoongArch64TargetInfo>>(Triple,
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+ Opts);
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default:
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return std::make_unique<LoongArch64TargetInfo>(Triple, Opts);
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}
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diff --git clang/lib/Basic/Targets/OSTargets.h clang/lib/Basic/Targets/OSTargets.h
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index c0351f26e9be..cd9b3760ca58 100644
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--- clang/lib/Basic/Targets/OSTargets.h
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+++ clang/lib/Basic/Targets/OSTargets.h
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@@ -231,6 +231,9 @@ public:
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case llvm::Triple::riscv32:
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case llvm::Triple::riscv64:
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break;
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+ case llvm::Triple::loongarch32:
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+ case llvm::Triple::loongarch64:
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+ break;
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}
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}
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};
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diff --git clang/lib/Driver/ToolChains/FreeBSD.cpp clang/lib/Driver/ToolChains/FreeBSD.cpp
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index c78f4e26a2f1..678efefb1afc 100644
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--- clang/lib/Driver/ToolChains/FreeBSD.cpp
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+++ clang/lib/Driver/ToolChains/FreeBSD.cpp
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@@ -213,6 +213,14 @@ void freebsd::Linker::ConstructJob(Compilation &C, const JobAction &JA,
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CmdArgs.push_back("-m");
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CmdArgs.push_back("elf64lriscv");
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break;
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+ case llvm::Triple::loongarch32:
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+ CmdArgs.push_back("-m");
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+ CmdArgs.push_back("elf32loongarch");
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+ break;
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+ case llvm::Triple::loongarch64:
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+ CmdArgs.push_back("-m");
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+ CmdArgs.push_back("elf64loongarch");
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+ break;
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default:
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break;
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}
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@@ -223,6 +231,12 @@ void freebsd::Linker::ConstructJob(Compilation &C, const JobAction &JA,
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CmdArgs.push_back("--no-relax");
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}
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+ if (Triple.isLoongArch64()) {
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+ CmdArgs.push_back("-X");
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+ if (Args.hasArg(options::OPT_mno_relax))
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+ CmdArgs.push_back("--no-relax");
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+ }
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+
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if (Arg *A = Args.getLastArg(options::OPT_G)) {
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if (ToolChain.getTriple().isMIPS()) {
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StringRef v = A->getValue();
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diff --git clang/test/Driver/freebsd.c clang/test/Driver/freebsd.c
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index 10fe155fee87..a0787bab4feb 100644
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--- clang/test/Driver/freebsd.c
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+++ clang/test/Driver/freebsd.c
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@@ -77,6 +77,21 @@
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// RUN: | FileCheck --check-prefix=CHECK-RV64I-LD %s
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// CHECK-RV64I-LD: ld{{.*}}" {{.*}} "-m" "elf64lriscv"
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//
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+// Check that LoongArch passes the correct linker emulation.
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+//
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+// RUN: %clang --target=loongarch32-freebsd -### %s %s 2>&1 \
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+// RUN: | FileCheck --check-prefix=CHECK-LA32-LD %s
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+// CHECK-LA32-LD: ld{{.*}}" {{.*}} "-m" "elf32loongarch"
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+// RUN: %clang --target=loongarch64-freebsd -### %s %s 2>&1 \
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+// RUN: | FileCheck --check-prefix=CHECK-LA64-LD %s
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+// CHECK-LA64-LD: ld{{.*}}" {{.*}} "-m" "elf64loongarch"
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+//
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+// Check options passed to the linker on LoongArch
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+//
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+// RUN: %clang --target=loongarch64-freebsd -mno-relax -### %s %s 2>&1 \
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+// RUN: | FileCheck --check-prefix=CHECK-LA64-LD-OPTS %s
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+// CHECK-LA64-LD-OPTS: ld{{.*}}" {{.*}} "-X" "--no-relax"
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+//
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// Check that the new linker flags are passed to FreeBSD
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// RUN: %clang --target=x86_64-pc-freebsd10.0 -m32 %s \
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// RUN: --sysroot=%S/Inputs/multiarch_freebsd64_tree -### 2>&1 \
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