luismarques updated this revision to Diff 320375.
luismarques added a comment.
Herald added a subscriber: vkmr.
Rebase and address formatting issues.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D92403/new/
https://reviews.llvm.org/D92403
Files:
clang/lib/Driver/ToolChains/Linux.cpp
clang/test/Driver/fsanitize.c
compiler-rt/cmake/config-ix.cmake
compiler-rt/lib/lsan/lsan_allocator.h
compiler-rt/lib/lsan/lsan_common.h
compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h
compiler-rt/test/asan/lit.cfg.py
compiler-rt/test/lsan/TestCases/use_registers.cpp
compiler-rt/test/lsan/lit.common.cfg.py
compiler-rt/test/sanitizer_common/print_address.h
Index: compiler-rt/test/sanitizer_common/print_address.h
===================================================================
--- compiler-rt/test/sanitizer_common/print_address.h
+++ compiler-rt/test/sanitizer_common/print_address.h
@@ -8,7 +8,7 @@
while (n--) {
void *p = va_arg(ap, void *);
#if defined(__x86_64__) || defined(__aarch64__) || defined(__powerpc64__) || \
- defined(__s390x__)
+ defined(__s390x__) || (defined(__riscv) && __riscv_xlen == 64)
// On FreeBSD, the %p conversion specifier works as 0x%x and thus does not
// match to the format used in the diagnotic message.
fprintf(stderr, "0x%012lx ", (unsigned long) p);
Index: compiler-rt/test/lsan/lit.common.cfg.py
===================================================================
--- compiler-rt/test/lsan/lit.common.cfg.py
+++ compiler-rt/test/lsan/lit.common.cfg.py
@@ -76,7 +76,7 @@
# LeakSanitizer tests are currently supported on
# Android{aarch64, x86, x86_64}, x86-64 Linux, PowerPC64 Linux, arm Linux, mips64 Linux, s390x Linux and x86_64 Darwin.
supported_android = config.android and config.target_arch in ['x86_64', 'i386', 'aarch64'] and 'android-thread-properties-api' in config.available_features
-supported_linux = (not config.android) and config.host_os == 'Linux' and config.host_arch in ['x86_64', 'ppc64', 'ppc64le', 'mips64', 'arm', 'armhf', 'armv7l', 's390x']
+supported_linux = (not config.android) and config.host_os == 'Linux' and config.host_arch in ['x86_64', 'ppc64', 'ppc64le', 'mips64', 'riscv64', 'arm', 'armhf', 'armv7l', 's390x']
supported_darwin = config.host_os == 'Darwin' and config.target_arch in ['x86_64']
supported_netbsd = config.host_os == 'NetBSD' and config.target_arch in ['x86_64', 'i386']
if not (supported_android or supported_linux or supported_darwin or supported_netbsd):
Index: compiler-rt/test/lsan/TestCases/use_registers.cpp
===================================================================
--- compiler-rt/test/lsan/TestCases/use_registers.cpp
+++ compiler-rt/test/lsan/TestCases/use_registers.cpp
@@ -50,6 +50,10 @@
asm("lgr %%r10, %0"
:
: "r"(p));
+#elif defined(__riscv)
+ asm("mv s11, %0"
+ :
+ : "r"(p));
#else
#error "Test is not supported on this architecture."
#endif
Index: compiler-rt/test/asan/lit.cfg.py
===================================================================
--- compiler-rt/test/asan/lit.cfg.py
+++ compiler-rt/test/asan/lit.cfg.py
@@ -210,7 +210,7 @@
# Turn on leak detection on 64-bit Linux.
leak_detection_android = config.android and 'android-thread-properties-api' in config.available_features and (config.target_arch in ['x86_64', 'i386', 'i686', 'aarch64'])
-leak_detection_linux = (config.host_os == 'Linux') and (not config.android) and (config.target_arch in ['x86_64', 'i386'])
+leak_detection_linux = (config.host_os == 'Linux') and (not config.android) and (config.target_arch in ['x86_64', 'i386', 'riscv64'])
leak_detection_mac = (config.host_os == 'Darwin') and (config.target_arch == 'x86_64')
leak_detection_netbsd = (config.host_os == 'NetBSD') and (config.target_arch in ['x86_64', 'i386'])
if leak_detection_android or leak_detection_linux or leak_detection_mac or leak_detection_netbsd:
Index: compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h
===================================================================
--- compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h
+++ compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h
@@ -486,7 +486,7 @@
(!SI_FREEBSD && !SI_MAC && !SI_NETBSD && SI_NOT_RTEMS)
#define SANITIZER_INTERCEPT___LIBC_MEMALIGN SI_GLIBC
#define SANITIZER_INTERCEPT_PVALLOC (SI_GLIBC || SI_ANDROID)
-#define SANITIZER_INTERCEPT_CFREE SI_GLIBC
+#define SANITIZER_INTERCEPT_CFREE (SI_GLIBC && !SANITIZER_RISCV64)
#define SANITIZER_INTERCEPT_REALLOCARRAY SI_POSIX
#define SANITIZER_INTERCEPT_ALIGNED_ALLOC (!SI_MAC && SI_NOT_RTEMS)
#define SANITIZER_INTERCEPT_MALLOC_USABLE_SIZE (!SI_MAC && !SI_NETBSD)
Index: compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
===================================================================
--- compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
+++ compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
@@ -1334,7 +1334,6 @@
#elif SANITIZER_RISCV64
uptr internal_clone(int (*fn)(void *), void *child_stack, int flags, void *arg,
int *parent_tidptr, void *newtls, int *child_tidptr) {
- long long res;
if (!fn || !child_stack)
return -EINVAL;
CHECK_EQ(0, (uptr)child_stack % 16);
@@ -1342,43 +1341,12 @@
((unsigned long long *)child_stack)[0] = (uptr)fn;
((unsigned long long *)child_stack)[1] = (uptr)arg;
- register int (*__fn)(void *) __asm__("a0") = fn;
- register void *__stack __asm__("a1") = child_stack;
- register int __flags __asm__("a2") = flags;
- register void *__arg __asm__("a3") = arg;
- register int *__ptid __asm__("a4") = parent_tidptr;
- register void *__tls __asm__("a5") = newtls;
- register int *__ctid __asm__("a6") = child_tidptr;
-
- __asm__ __volatile__(
- "mv a0,a2\n" /* flags */
- "mv a2,a4\n" /* ptid */
- "mv a3,a5\n" /* tls */
- "mv a4,a6\n" /* ctid */
- "addi a7, zero, %9\n" /* clone */
-
- "ecall\n"
-
- /* if (%r0 != 0)
- * return %r0;
- */
- "bnez a0, 1f\n"
-
- /* In the child, now. Call "fn(arg)". */
- "ld a0, 8(sp)\n"
- "ld a1, 16(sp)\n"
- "jalr a1\n"
-
- /* Call _exit(%r0). */
- "addi a7, zero, %10\n"
- "ecall\n"
- "1:\n"
-
- : "=r"(res)
- : "i"(-EINVAL), "r"(__fn), "r"(__stack), "r"(__flags), "r"(__arg),
- "r"(__ptid), "r"(__tls), "r"(__ctid), "i"(__NR_clone), "i"(__NR_exit)
- : "ra", "memory");
- return res;
+ int tid = internal_syscall(SYSCALL(clone), (unsigned long)flags, child_stack,
+ parent_tidptr, newtls, child_tidptr);
+ if (tid != 0)
+ return tid;
+ fn(arg);
+ internal_syscall(SYSCALL(exit), 0);
}
#elif defined(__aarch64__)
uptr internal_clone(int (*fn)(void *), void *child_stack, int flags, void *arg,
Index: compiler-rt/lib/lsan/lsan_common.h
===================================================================
--- compiler-rt/lib/lsan/lsan_common.h
+++ compiler-rt/lib/lsan/lsan_common.h
@@ -41,6 +41,8 @@
#define CAN_SANITIZE_LEAKS 1
#elif defined(__arm__) && SANITIZER_LINUX
#define CAN_SANITIZE_LEAKS 1
+#elif SANITIZER_RISCV64 && SANITIZER_LINUX
+#define CAN_SANITIZE_LEAKS 1
#elif SANITIZER_NETBSD || SANITIZER_FUCHSIA
#define CAN_SANITIZE_LEAKS 1
#else
Index: compiler-rt/lib/lsan/lsan_allocator.h
===================================================================
--- compiler-rt/lib/lsan/lsan_allocator.h
+++ compiler-rt/lib/lsan/lsan_allocator.h
@@ -50,7 +50,7 @@
};
#if defined(__mips64) || defined(__aarch64__) || defined(__i386__) || \
- defined(__arm__)
+ defined(__arm__) || SANITIZER_RISCV64
template <typename AddressSpaceViewTy>
struct AP32 {
static const uptr kSpaceBeg = 0;
Index: compiler-rt/cmake/config-ix.cmake
===================================================================
--- compiler-rt/cmake/config-ix.cmake
+++ compiler-rt/cmake/config-ix.cmake
@@ -322,7 +322,7 @@
if(APPLE)
set(ALL_LSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${MIPS64} ${ARM64})
else()
- set(ALL_LSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${MIPS64} ${ARM64} ${ARM32} ${PPC64} ${S390X})
+ set(ALL_LSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${MIPS64} ${ARM64} ${ARM32} ${PPC64} ${S390X} ${RISCV64})
endif()
set(ALL_MSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64} ${PPC64} ${S390X})
set(ALL_HWASAN_SUPPORTED_ARCH ${X86_64} ${ARM64})
Index: clang/test/Driver/fsanitize.c
===================================================================
--- clang/test/Driver/fsanitize.c
+++ clang/test/Driver/fsanitize.c
@@ -434,6 +434,12 @@
// RUN: %clang -target powerpc-unknown-linux -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SANL-PPC
// CHECK-SANL-PPC: unsupported option '-fsanitize=leak' for target 'powerpc-unknown-linux'
+// RUN: %clang -target riscv64-linux-gnu -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SANL-RISCV64
+// CHECK-SANL-RISCV64: "-fsanitize=leak"
+
+// RUN: %clang -target riscv64-linux-gnu -fsanitize=address,leak -fno-sanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SANA-SANL-NO-SANA-RISCV64
+// CHECK-SANA-SANL-NO-SANA-RISCV64: "-fsanitize=leak"
+
// RUN: %clang -target x86_64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-MSAN
// CHECK-MSAN: "-fno-assume-sane-operator-new"
// RUN: %clang -target x86_64-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-ASAN
Index: clang/lib/Driver/ToolChains/Linux.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Linux.cpp
+++ clang/lib/Driver/ToolChains/Linux.cpp
@@ -868,6 +868,7 @@
getTriple().getArch() == llvm::Triple::thumb ||
getTriple().getArch() == llvm::Triple::armeb ||
getTriple().getArch() == llvm::Triple::thumbeb;
+ const bool IsRISCV64 = getTriple().getArch() == llvm::Triple::riscv64;
const bool IsSystemZ = getTriple().getArch() == llvm::Triple::systemz;
SanitizerMask Res = ToolChain::getSupportedSanitizers();
Res |= SanitizerKind::Address;
@@ -882,7 +883,7 @@
if (IsX86_64 || IsMIPS64 || IsAArch64)
Res |= SanitizerKind::DataFlow;
if (IsX86_64 || IsMIPS64 || IsAArch64 || IsX86 || IsArmArch || IsPowerPC64 ||
- IsSystemZ)
+ IsRISCV64 || IsSystemZ)
Res |= SanitizerKind::Leak;
if (IsX86_64 || IsMIPS64 || IsAArch64 || IsPowerPC64)
Res |= SanitizerKind::Thread;
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