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[AIX][Clang][Driver] Add handling of shared option 

Reviewed By: jasonliu

Differential Revision: https://reviews.llvm.org/D87914
This commit is contained in:
David Tenty 2020-08-28 14:38:59 -04:00
parent a44238cb44
commit d854042741
2 changed files with 42 additions and 1 deletions
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9
clang/lib/Driver/ToolChains/AIX.cpp
View File

@ -92,6 +92,12 @@ void aix::Linker::ConstructJob(Compilation &C, const JobAction &JA,
if (Args.hasArg(options::OPT_static))
CmdArgs.push_back("-bnso");
// Add options for shared libraries.
if (Args.hasArg(options::OPT_shared)) {
CmdArgs.push_back("-bM:SRE");
CmdArgs.push_back("-bnoentry");
}
// Specify linker output file.
assert((Output.isFilename() || Output.isNothing()) && "Invalid output.");
if (Output.isFilename()) {
@ -123,7 +129,8 @@ void aix::Linker::ConstructJob(Compilation &C, const JobAction &JA,
return IsArch32Bit ? "crt0.o" : "crt0_64.o";
};
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles,
options::OPT_shared)) {
CmdArgs.push_back(
Args.MakeArgString(ToolChain.GetFilePath(getCrt0Basename())));
}

34
clang/test/Driver/aix-ld.c
View File

@ -377,3 +377,37 @@
// RUN: --sysroot %S/Inputs/aix_ppc_tree \
// RUN: | FileCheck --check-prefix=CHECK-LD-LIBSTDCXX %s
// CHECK-LD-LIBSTDCXX: LLVM ERROR: linking libstdc++ unimplemented on AIX
// Check powerpc64-ibm-aix7.1.0.0, 32-bit. -shared.
// RUN: %clang -no-canonical-prefixes %s 2>&1 -### \
// RUN: -shared \
// RUN: -target powerpc-ibm-aix7.1.0.0 \
// RUN: --sysroot %S/Inputs/aix_ppc_tree \
// RUN: | FileCheck --check-prefix=CHECK-LD32-SHARED %s
// CHECK-LD32-SHARED: {{.*}}clang{{.*}}" "-cc1" "-triple" "powerpc-ibm-aix7.1.0.0"
// CHECK-LD32-SHARED: "-isysroot" "[[SYSROOT:[^"]+]]"
// CHECK-LD32-SHARED: "{{.*}}ld{{(.exe)?}}"
// CHECK-LD32-SHARED: "-bM:SRE"
// CHECK-LD32-SHARED: "-bnoentry"
// CHECK-LD32-SHARED: "-b32"
// CHECK-LD32-SHARED: "-bpT:0x10000000" "-bpD:0x20000000"
// CHECK-LD32-SHARED-NOT: "[[SYSROOT]]/usr/lib{{/|\\\\}}crt0.o"
// CHECK-LD32-SHARED: "-L[[SYSROOT]]/usr/lib"
// CHECK-LD32-SHARED: "-lc"
// Check powerpc64-ibm-aix7.1.0.0, 64-bit. -shared.
// RUN: %clang -no-canonical-prefixes %s 2>&1 -### \
// RUN: -shared \
// RUN: -target powerpc64-ibm-aix7.1.0.0 \
// RUN: --sysroot %S/Inputs/aix_ppc_tree \
// RUN: | FileCheck --check-prefix=CHECK-LD64-SHARED %s
// CHECK-LD64-SHARED: {{.*}}clang{{.*}}" "-cc1" "-triple" "powerpc64-ibm-aix7.1.0.0"
// CHECK-LD64-SHARED: "-isysroot" "[[SYSROOT:[^"]+]]"
// CHECK-LD64-SHARED: "{{.*}}ld{{(.exe)?}}"
// CHECK-LD64-SHARED: "-bM:SRE"
// CHECK-LD64-SHARED: "-bnoentry"
// CHECK-LD64-SHARED: "-b64"
// CHECK-LD64-SHARED: "-bpT:0x100000000" "-bpD:0x110000000"
// CHECK-LD64-SHARED-NOT: "[[SYSROOT]]/usr/lib{{/|\\\\}}crt0_64.o"
// CHECK-LD64-SHARED: "-L[[SYSROOT]]/usr/lib"
// CHECK-LD64-SHARED: "-lc"