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| author | Kito Cheng <kito.cheng@gmail.com> | 2019-09-17 08:19:17 +0000 |
|---|---|---|
| committer | Kito Cheng <kito.cheng@gmail.com> | 2019-09-17 08:19:17 +0000 |
| commit | 88c01a9d02e08086ef46b1f3090a13edb67e0dd5 (patch) | |
| tree | ba9d5e175a853341ac54e80d7b910bd0c0e34a6f | |
| parent | 4f5495d1369407d0798c577d0c47d5d2ce990d45 (diff) | |
| download | clang-88c01a9d02e08086ef46b1f3090a13edb67e0dd5.tar.gz | |
[RISCV] Add option aliases: -mcmodel=medany and -mcmodel=medlow
RISC-V GCC use -mcmodel=medany and -mcmodel=medlow, but LLVM use
-mcmodel=small and -mcmodel=medium.
Add those two option aliases for provide same user interface between
GCC and LLVM.
Reviewed By: lenary
Differential Revision: https://reviews.llvm.org/D67066
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@372080 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | include/clang/Driver/Options.td | 6 | ||||
| -rw-r--r-- | test/Preprocessor/riscv-cmodel.c | 10 |
2 files changed, 16 insertions, 0 deletions
diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td index ff39343c91..31798e0c0f 100644 --- a/include/clang/Driver/Options.td +++ b/include/clang/Driver/Options.td @@ -2177,6 +2177,12 @@ def msave_restore : Flag<["-"], "msave-restore">, Group<m_riscv_Features_Group>, HelpText<"Enable using library calls for save and restore">; def mno_save_restore : Flag<["-"], "mno-save-restore">, Group<m_riscv_Features_Group>, HelpText<"Disable using library calls for save and restore">; +def mcmodel_EQ_medlow : Flag<["-"], "mcmodel=medlow">, Group<m_riscv_Features_Group>, + Flags<[CC1Option]>, Alias<mcmodel_EQ>, AliasArgs<["small"]>, + HelpText<"Equivalent to -mcmodel=small, compatible with RISC-V gcc.">; +def mcmodel_EQ_medany : Flag<["-"], "mcmodel=medany">, Group<m_riscv_Features_Group>, + Flags<[CC1Option]>, Alias<mcmodel_EQ>, AliasArgs<["medium"]>, + HelpText<"Equivalent to -mcmodel=medium, compatible with RISC-V gcc.">; def munaligned_access : Flag<["-"], "munaligned-access">, Group<m_arm_Features_Group>, HelpText<"Allow memory accesses to be unaligned (AArch32/AArch64 only)">; diff --git a/test/Preprocessor/riscv-cmodel.c b/test/Preprocessor/riscv-cmodel.c index b28c27c9cc..c0b85eba16 100644 --- a/test/Preprocessor/riscv-cmodel.c +++ b/test/Preprocessor/riscv-cmodel.c @@ -8,6 +8,11 @@ // RUN: %clang -target riscv64-unknown-linux-gnu -march=rv64i -x c -E -dM %s \ // RUN: -mcmodel=small -o - | FileCheck --check-prefix=CHECK-MEDLOW %s +// RUN: %clang -target riscv32-unknown-linux-gnu -march=rv32i -x c -E -dM %s \ +// RUN: -mcmodel=medlow -o - | FileCheck --check-prefix=CHECK-MEDLOW %s +// RUN: %clang -target riscv64-unknown-linux-gnu -march=rv64i -x c -E -dM %s \ +// RUN: -mcmodel=medlow -o - | FileCheck --check-prefix=CHECK-MEDLOW %s + // CHECK-MEDLOW: #define __riscv_cmodel_medlow 1 // CHECK-MEDLOW-NOT: __riscv_cmodel_medany @@ -16,5 +21,10 @@ // RUN: %clang -target riscv64-unknown-linux-gnu -march=rv64i -x c -E -dM %s \ // RUN: -mcmodel=medium -o - | FileCheck --check-prefix=CHECK-MEDANY %s +// RUN: %clang -target riscv32-unknown-linux-gnu -march=rv32i -x c -E -dM %s \ +// RUN: -mcmodel=medany -o - | FileCheck --check-prefix=CHECK-MEDANY %s +// RUN: %clang -target riscv64-unknown-linux-gnu -march=rv64i -x c -E -dM %s \ +// RUN: -mcmodel=medany -o - | FileCheck --check-prefix=CHECK-MEDANY %s + // CHECK-MEDANY: #define __riscv_cmodel_medany 1 // CHECK-MEDANY-NOT: __riscv_cmodel_medlow |