This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGea0dae096189: [RISCV] Add Tag_RISCV_arch attribute by
default when using clang as an… (authored by craig.topper).
Changed prior to commit:
https://reviews.llvm.org/D148817?vs=515511&id=515832#toc
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D148817/new/
https://reviews.llvm.org/D148817
Files:
clang/lib/Driver/ToolChains/Clang.cpp
clang/test/Driver/riscv-default-build-attributes.s
Index: clang/test/Driver/riscv-default-build-attributes.s
===================================================================
--- /dev/null
+++ clang/test/Driver/riscv-default-build-attributes.s
@@ -0,0 +1,29 @@
+//// Enabled by default for assembly
+// RUN: %clang --target=riscv32 -### %s 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-ENABLED
+// RUN: %clang --target=riscv64 -### %s 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-ENABLED
+
+/// Can be forced on or off for assembly.
+// RUN: %clang --target=riscv32 -### %s 2>&1 -mno-default-build-attributes \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv64 -### %s 2>&1 -mno-default-build-attributes \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv32 -### %s 2>&1 -mdefault-build-attributes \
+// RUN: | FileCheck %s --check-prefix=CHECK-ENABLED
+// RUN: %clang --target=riscv64 -### %s 2>&1 -mdefault-build-attributes \
+// RUN: | FileCheck %s --check-prefix=CHECK-ENABLED
+
+/// Option ignored for C/C++ (since we always emit hardware and ABI build
+/// attributes during codegen).
+// RUN: %clang --target=riscv32 -### -x c %s -mdefault-build-attributes 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv64 -### -x c %s -mdefault-build-attributes 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv32 -### -x c++ %s -mdefault-build-attributes 2>&1
\
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv64 -### -x c++ %s -mdefault-build-attributes 2>&1
\
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+
+// CHECK-DISABLED-NOT: "-riscv-add-build-attributes"
+// CHECK-ENABLED: "-riscv-add-build-attributes"
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -7903,6 +7903,12 @@
CmdArgs.push_back("-target-abi");
CmdArgs.push_back(ABIName.data());
+
+ if (Args.hasFlag(options::OPT_mdefault_build_attributes,
+ options::OPT_mno_default_build_attributes, true)) {
+ CmdArgs.push_back("-mllvm");
+ CmdArgs.push_back("-riscv-add-build-attributes");
+ }
}
void ClangAs::ConstructJob(Compilation &C, const JobAction &JA,
Index: clang/test/Driver/riscv-default-build-attributes.s
===================================================================
--- /dev/null
+++ clang/test/Driver/riscv-default-build-attributes.s
@@ -0,0 +1,29 @@
+//// Enabled by default for assembly
+// RUN: %clang --target=riscv32 -### %s 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-ENABLED
+// RUN: %clang --target=riscv64 -### %s 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-ENABLED
+
+/// Can be forced on or off for assembly.
+// RUN: %clang --target=riscv32 -### %s 2>&1 -mno-default-build-attributes \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv64 -### %s 2>&1 -mno-default-build-attributes \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv32 -### %s 2>&1 -mdefault-build-attributes \
+// RUN: | FileCheck %s --check-prefix=CHECK-ENABLED
+// RUN: %clang --target=riscv64 -### %s 2>&1 -mdefault-build-attributes \
+// RUN: | FileCheck %s --check-prefix=CHECK-ENABLED
+
+/// Option ignored for C/C++ (since we always emit hardware and ABI build
+/// attributes during codegen).
+// RUN: %clang --target=riscv32 -### -x c %s -mdefault-build-attributes 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv64 -### -x c %s -mdefault-build-attributes 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv32 -### -x c++ %s -mdefault-build-attributes 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+// RUN: %clang --target=riscv64 -### -x c++ %s -mdefault-build-attributes 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-DISABLED
+
+// CHECK-DISABLED-NOT: "-riscv-add-build-attributes"
+// CHECK-ENABLED: "-riscv-add-build-attributes"
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -7903,6 +7903,12 @@
CmdArgs.push_back("-target-abi");
CmdArgs.push_back(ABIName.data());
+
+ if (Args.hasFlag(options::OPT_mdefault_build_attributes,
+ options::OPT_mno_default_build_attributes, true)) {
+ CmdArgs.push_back("-mllvm");
+ CmdArgs.push_back("-riscv-add-build-attributes");
+ }
}
void ClangAs::ConstructJob(Compilation &C, const JobAction &JA,
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