ro updated this revision to Diff 289128.
ro added a comment.
Define `__sparcv8` only on 32-bit Solaris/SPARC.
Update testcase.
Remove `XFAIL`s that only apply to `clang`/2-stage builds.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D86621/new/
https://reviews.llvm.org/D86621
Files:
clang/lib/Basic/Targets/Sparc.cpp
clang/lib/Basic/Targets/Sparc.h
clang/lib/Driver/ToolChains/CommonArgs.cpp
clang/test/Preprocessor/predefined-arch-macros.c
compiler-rt/test/profile/Posix/instrprof-gcov-parallel.test
compiler-rt/test/ubsan/TestCases/Float/cast-overflow.cpp
Index: compiler-rt/test/ubsan/TestCases/Float/cast-overflow.cpp
===================================================================
--- compiler-rt/test/ubsan/TestCases/Float/cast-overflow.cpp
+++ compiler-rt/test/ubsan/TestCases/Float/cast-overflow.cpp
@@ -11,9 +11,6 @@
// FIXME: not %run %t 8 2>&1 | FileCheck %s --check-prefix=CHECK-8
// RUN: not %run %t 9 2>&1 | FileCheck %s --check-prefix=CHECK-9
-// Bug 42535
-// XFAIL: sparc-target-arch
-
// This test assumes float and double are IEEE-754 single- and double-precision.
#if defined(__APPLE__)
Index: compiler-rt/test/profile/Posix/instrprof-gcov-parallel.test
===================================================================
--- compiler-rt/test/profile/Posix/instrprof-gcov-parallel.test
+++ compiler-rt/test/profile/Posix/instrprof-gcov-parallel.test
@@ -10,9 +10,6 @@
RUN: llvm-cov gcov instrprof-gcov-parallel.target.gcda
RUN: FileCheck --input-file instrprof-gcov-parallel.target.c.gcov %s
-# Bug 42535
-# XFAIL: sparc-target-arch
-
# Test if the .gcda file is correctly created from one of child processes
# and counters of all processes are recorded correctly.
# 707 = CHILDREN * COUNT
Index: clang/test/Preprocessor/predefined-arch-macros.c
===================================================================
--- clang/test/Preprocessor/predefined-arch-macros.c
+++ clang/test/Preprocessor/predefined-arch-macros.c
@@ -3233,9 +3233,26 @@
// RUN: -target sparc-unknown-linux \
// RUN: | FileCheck -match-full-lines %s -check-prefix=CHECK_SPARC-V9
// CHECK_SPARC-V9-NOT: #define __sparcv8 1
+// CHECK_SPARC-V9-NOT: #define __sparcv8__ 1
// CHECK_SPARC-V9: #define __sparc_v9__ 1
// CHECK_SPARC-V9: #define __sparcv9 1
-// CHECK_SPARC-V9-NOT: #define __sparcv8 1
+// CHECK_SPARC-V9: #define __sparcv9__ 1
+
+// RUN: %clang -E -dM %s -o - 2>&1 \
+// RUN: -target sparc-sun-solaris \
+// RUN: | FileCheck -match-full-lines %s -check-prefix=CHECK_SPARC_SOLARIS_GCC_ATOMICS
+// CHECK_SPARC_SOLARIS_GCC_ATOMICS: #define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1 1
+// CHECK_SPARC_SOLARIS_GCC_ATOMICS: #define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2 1
+// CHECK_SPARC_SOLARIS_GCC_ATOMICS: #define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 1
+// CHECK_SPARC_SOLARIS_GCC_ATOMICS: #define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8 1
+
+// RUN: %clang -mcpu=v8 -E -dM %s -o - 2>&1 \
+// RUN: -target sparc-sun-solaris \
+// RUN: | FileCheck -match-full-lines %s -check-prefix=CHECK_SPARC_SOLARIS_GCC_ATOMICS-V8
+// CHECK_SPARC_SOLARIS_GCC_ATOMICS-V8-NOT: #define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1 1
+// CHECK_SPARC_SOLARIS_GCC_ATOMICS-V8-NOT: #define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2 1
+// CHECK_SPARC_SOLARIS_GCC_ATOMICS-V8-NOT: #define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 1
+// CHECK_SPARC_SOLARIS_GCC_ATOMICS-V8-NOT: #define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8 1
// RUN: %clang -E -dM %s -o - 2>&1 \
// RUN: -target sparcel-unknown-linux \
Index: clang/lib/Driver/ToolChains/CommonArgs.cpp
===================================================================
--- clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -347,6 +347,8 @@
case llvm::Triple::sparcv9:
if (const Arg *A = Args.getLastArg(options::OPT_mcpu_EQ))
return A->getValue();
+ if (T.getArch() == llvm::Triple::sparc && T.isOSSolaris())
+ return "v9";
return "";
case llvm::Triple::x86:
Index: clang/lib/Basic/Targets/Sparc.h
===================================================================
--- clang/lib/Basic/Targets/Sparc.h
+++ clang/lib/Basic/Targets/Sparc.h
@@ -166,10 +166,13 @@
PtrDiffType = SignedLong;
break;
}
- // Up to 32 bits are lock-free atomic, but we're willing to do atomic ops
- // on up to 64 bits.
+ // Up to 32 bits (V8) or 64 bits (V9) are lock-free atomic, but we're
+ // willing to do atomic ops on up to 64 bits.
MaxAtomicPromoteWidth = 64;
- MaxAtomicInlineWidth = 32;
+ if (getCPUGeneration(CPU) == CG_V9)
+ MaxAtomicInlineWidth = 64;
+ else
+ MaxAtomicInlineWidth = 32;
}
void getTargetDefines(const LangOptions &Opts,
Index: clang/lib/Basic/Targets/Sparc.cpp
===================================================================
--- clang/lib/Basic/Targets/Sparc.cpp
+++ clang/lib/Basic/Targets/Sparc.cpp
@@ -147,19 +147,20 @@
void SparcV8TargetInfo::getTargetDefines(const LangOptions &Opts,
MacroBuilder &Builder) const {
SparcTargetInfo::getTargetDefines(Opts, Builder);
- switch (getCPUGeneration(CPU)) {
- case CG_V8:
+ if (getTriple().getOS() == llvm::Triple::Solaris)
Builder.defineMacro("__sparcv8");
- if (getTriple().getOS() != llvm::Triple::Solaris)
+ else {
+ switch (getCPUGeneration(CPU)) {
+ case CG_V8:
+ Builder.defineMacro("__sparcv8");
Builder.defineMacro("__sparcv8__");
- break;
- case CG_V9:
- Builder.defineMacro("__sparcv9");
- if (getTriple().getOS() != llvm::Triple::Solaris) {
+ break;
+ case CG_V9:
+ Builder.defineMacro("__sparcv9");
Builder.defineMacro("__sparcv9__");
Builder.defineMacro("__sparc_v9__");
+ break;
}
- break;
}
if (getTriple().getVendor() == llvm::Triple::Myriad) {
std::string MyriadArchValue, Myriad2Value;
@@ -227,6 +228,12 @@
Builder.defineMacro("__myriad2__", Myriad2Value);
Builder.defineMacro("__myriad2", Myriad2Value);
}
+ if (getCPUGeneration(CPU) == CG_V9) {
+ Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1");
+ Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2");
+ Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4");
+ Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8");
+ }
}
void SparcV9TargetInfo::getTargetDefines(const LangOptions &Opts,
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