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[clang][LoongArch] Add FreeBSD targets (#119191)

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Add support for freebsd on loongarch

Signed-off-by: xiaoqiang zhao <zxq_yx_007@163.com>
Co-authored-by: yu shan wei <mpysw@vip.163.com>
This commit is contained in:
hitmoon 2024-12-13 10:34:53 +08:00 committed by GitHub
parent 7077896a54
commit 3b10e31d3a
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GPG Key ID: B5690EEEBB952194
4 changed files with 38 additions and 0 deletions
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6
clang/lib/Basic/Targets.cpp
View File

@ -726,6 +726,9 @@ std::unique_ptr<TargetInfo> AllocateTarget(const llvm::Triple &Triple,
case llvm::Triple::Linux:
return std::make_unique<LinuxTargetInfo<LoongArch32TargetInfo>>(Triple,
Opts);
case llvm::Triple::FreeBSD:
return std::make_unique<FreeBSDTargetInfo<LoongArch32TargetInfo>>(Triple,
Opts);
default:
return std::make_unique<LoongArch32TargetInfo>(Triple, Opts);
}
@ -734,6 +737,9 @@ std::unique_ptr<TargetInfo> AllocateTarget(const llvm::Triple &Triple,
case llvm::Triple::Linux:
return std::make_unique<LinuxTargetInfo<LoongArch64TargetInfo>>(Triple,
Opts);
case llvm::Triple::FreeBSD:
return std::make_unique<FreeBSDTargetInfo<LoongArch64TargetInfo>>(Triple,
Opts);
default:
return std::make_unique<LoongArch64TargetInfo>(Triple, Opts);
}

3
clang/lib/Basic/Targets/OSTargets.h
View File

@ -231,6 +231,9 @@ public:
case llvm::Triple::riscv32:
case llvm::Triple::riscv64:
break;
case llvm::Triple::loongarch32:
case llvm::Triple::loongarch64:
break;
}
}
};

14
clang/lib/Driver/ToolChains/FreeBSD.cpp
View File

@ -213,6 +213,14 @@ void freebsd::Linker::ConstructJob(Compilation &C, const JobAction &JA,
CmdArgs.push_back("-m");
CmdArgs.push_back("elf64lriscv");
break;
case llvm::Triple::loongarch32:
CmdArgs.push_back("-m");
CmdArgs.push_back("elf32loongarch");
break;
case llvm::Triple::loongarch64:
CmdArgs.push_back("-m");
CmdArgs.push_back("elf64loongarch");
break;
default:
break;
}
@ -223,6 +231,12 @@ void freebsd::Linker::ConstructJob(Compilation &C, const JobAction &JA,
CmdArgs.push_back("--no-relax");
}
if (Triple.isLoongArch64()) {
CmdArgs.push_back("-X");
if (Args.hasArg(options::OPT_mno_relax))
CmdArgs.push_back("--no-relax");
}
if (Arg *A = Args.getLastArg(options::OPT_G)) {
if (ToolChain.getTriple().isMIPS()) {
StringRef v = A->getValue();

15
clang/test/Driver/freebsd.c
View File

@ -77,6 +77,21 @@
// RUN: | FileCheck --check-prefix=CHECK-RV64I-LD %s
// CHECK-RV64I-LD: ld{{.*}}" {{.*}} "-m" "elf64lriscv"
//
// Check that LoongArch passes the correct linker emulation.
//
// RUN: %clang --target=loongarch32-freebsd -### %s %s 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-LA32-LD %s
// CHECK-LA32-LD: ld{{.*}}" {{.*}} "-m" "elf32loongarch"
// RUN: %clang --target=loongarch64-freebsd -### %s %s 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-LA64-LD %s
// CHECK-LA64-LD: ld{{.*}}" {{.*}} "-m" "elf64loongarch"
//
// Check options passed to the linker on LoongArch
//
// RUN: %clang --target=loongarch64-freebsd -mno-relax -### %s %s 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-LA64-LD-OPTS %s
// CHECK-LA64-LD-OPTS: ld{{.*}}" {{.*}} "-X" "--no-relax"
//
// Check that the new linker flags are passed to FreeBSD
// RUN: %clang --target=x86_64-pc-freebsd10.0 -m32 %s \
// RUN: --sysroot=%S/Inputs/multiarch_freebsd64_tree -### 2>&1 \