[PATCH] D101876: [clang] Support -fpic -fno-semantic-interposition for RISCV
Fangrui Song via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Tue May 11 11:38:41 PDT 2021
This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG2075f2b296b0: [clang] Support -fpic -fno-semantic-interposition for RISCV (authored by MaskRay).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D101876/new/
https://reviews.llvm.org/D101876
Files:
clang/lib/Driver/ToolChains/Clang.cpp
clang/test/Driver/fsemantic-interposition.c
Index: clang/test/Driver/fsemantic-interposition.c
===================================================================
--- clang/test/Driver/fsemantic-interposition.c
+++ clang/test/Driver/fsemantic-interposition.c
@@ -11,6 +11,8 @@
/// If -fno-semantic-interposition is specified and the target supports local
/// aliases, neither CC1 option is set.
// RUN: %clang -target aarch64 %s -Werror -fPIC -fno-semantic-interposition -c -### 2>&1 | FileCheck --check-prefix=NO %s
+// RUN: %clang -target riscv32 %s -Werror -fPIC -fno-semantic-interposition -c -### 2>&1 | FileCheck --check-prefix=NO %s
+// RUN: %clang -target riscv64 %s -Werror -fPIC -fno-semantic-interposition -c -### 2>&1 | FileCheck --check-prefix=NO %s
// RUN: %clang -target i386 %s -Werror -fPIC -fno-semantic-interposition -c -### 2>&1 | FileCheck --check-prefix=NO %s
// RUN: %clang -target x86_64 %s -Werror -fPIC -fno-semantic-interposition -c -### 2>&1 | FileCheck --check-prefix=NO %s
// NO-NOT: "-fsemantic-interposition"
@@ -22,7 +24,6 @@
/// optimizations are allowed but local aliases are not used. If references are
/// not optimized out, semantic interposition at runtime is possible.
// RUN: %clang -target ppc64le %s -Werror -fPIC -fno-semantic-interposition -c -### 2>&1 | FileCheck --check-prefix=HALF %s
-// RUN: %clang -target riscv64 %s -Werror -fPIC -fno-semantic-interposition -c -### 2>&1 | FileCheck --check-prefix=HALF %s
// RUN: %clang -target x86_64 %s -Werror -fPIC -c -### 2>&1 | FileCheck --check-prefix=HALF %s
//
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -4716,7 +4716,8 @@
options::OPT_fno_semantic_interposition);
if (RelocationModel != llvm::Reloc::Static && !IsPIE) {
// The supported targets need to call AsmPrinter::getSymbolPreferLocal.
- bool SupportsLocalAlias = Triple.isAArch64() || Triple.isX86();
+ bool SupportsLocalAlias =
+ Triple.isAArch64() || Triple.isRISCV() || Triple.isX86();
if (!A)
CmdArgs.push_back("-fhalf-no-semantic-interposition");
else if (A->getOption().matches(options::OPT_fsemantic_interposition))
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