diff options
Diffstat (limited to 'docs/getting_started.md')
| -rw-r--r-- | docs/getting_started.md | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/docs/getting_started.md b/docs/getting_started.md index b19f0009..f2f71b8b 100644 --- a/docs/getting_started.md +++ b/docs/getting_started.md @@ -139,11 +139,11 @@ mips arm disassembly: - third_party/android_ndk/toolchains/aarch64-linux-android-4.9/prebuilt/linux-x86_64/bin/aarch64-linux-android-objdump -d ./out/Release/obj/libyuv/row_common.o >row_common.txt + llvm-objdump -d ./out/Release/obj/libyuv/row_common.o >row_common.txt - third_party/android_ndk/toolchains/aarch64-linux-android-4.9/prebuilt/linux-x86_64/bin/aarch64-linux-android-objdump -d ./out/Release/obj/libyuv_neon/row_neon.o >row_neon.txt + llvm-objdump -d ./out/Release/obj/libyuv_neon/row_neon.o >row_neon.txt - third_party/android_ndk/toolchains/aarch64-linux-android-4.9/prebuilt/linux-x86_64/bin/aarch64-linux-android-objdump -d ./out/Release/obj/libyuv_neon/row_neon64.o >row_neon64.txt + llvm-objdump -d ./out/Release/obj/libyuv_neon/row_neon64.o >row_neon64.txt Caveat: Disassembly may require optimize_max be disabled in BUILD.gn @@ -238,6 +238,18 @@ After running script, clang & qemu are built in `build-toolchain-qemu/riscv-clan -DUSE_RVV=ON . cmake --build out/Release/ +#### Customized Compiler Flags + +Customized compiler flags are supported by `-DRISCV_COMPILER_FLAGS="xxx"`. +If `-DRISCV_COMPILER_FLAGS="xxx"` is manually assigned, other compile flags(e.g disable -march=xxx) will not be appended. + +Example: + + cmake -B out/Release/ -DUNIT_TEST=ON \ + -DCMAKE_BUILD_TYPE=Release \ + -DCMAKE_TOOLCHAIN_FILE="./riscv_script/riscv-clang.cmake" \ + -DRISCV_COMPILER_FLAGS="-mcpu=sifive-x280" \ + . ### Run on QEMU |