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jonathonpenix wants to merge 3 commits into from
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Workflow test #6

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3dce209
[PATCH] [ARM][compiler-rt] Add a few more variants for builtins
navaneethshan Sep 17, 2025
1a8f21d
[PATCH] Allow baremetal builds for AArch64 and ARM32(v7)
zhaoshiz Sep 30, 2025
4f7be60
PR workflow test, do not merge
jonathonpenix Oct 16, 2025
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10 changes: 10 additions & 0 deletions compiler-rt/cmake/base-config-ix.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -272,6 +272,16 @@ macro(test_targets)
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "nvptx")
test_target_arch(nvptx64 "" "--nvptx64-nvidia-cuda" "-nogpulib" "-flto"
"-fconvergent-functions" "-c")
# Rule for aarch64 baremetal library
# Match the entire triple
elseif ("${COMPILER_RT_DEFAULT_TARGET_TRIPLE}" MATCHES "aarch64-unknown-none-elf")
set (CAN_TARGET_aarch64 1)
list(APPEND COMPILER_RT_SUPPORTED_ARCH aarch64)
# Rule for armv7 baremetal library
# Match the entire triple
elseif ("${COMPILER_RT_DEFAULT_TARGET_TRIPLE}" MATCHES "arm-unknown-none-eabi")
set (CAN_TARGET_armv7 1)
list(APPEND COMPILER_RT_SUPPORTED_ARCH armv7)
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "arm")
if(WIN32)
test_target_arch(arm "" "" "")
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23 changes: 23 additions & 0 deletions compiler-rt/lib/builtins/CMakeLists.txt
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Expand Up @@ -964,6 +964,29 @@ else ()
C_STANDARD 11
CXX_STANDARD 17
PARENT_TARGET builtins)
if(arch MATCHES "aarch64")
add_compiler_rt_runtime(clang_rt.builtins-pacret-b-key-bti
STATIC
ARCHS ${arch}
SOURCES ${${arch}_SOURCES}
DEFS "${BUILTIN_DEFS}"
CFLAGS ${BUILTIN_CFLAGS_${arch}} -march=armv8.5-a -mbranch-protection=pac-ret+leaf+b-key+bti
PARENT_TARGET builtins)
add_compiler_rt_runtime(clang_rt.builtins-pacret
STATIC
ARCHS ${arch}
SOURCES ${${arch}_SOURCES}
DEFS "${BUILTIN_DEFS}"
CFLAGS ${BUILTIN_CFLAGS_${arch}} -march=armv8.5-a -mbranch-protection=pac-ret+leaf
PARENT_TARGET builtins)
add_compiler_rt_runtime(clang_rt.builtins-pacret-bti
STATIC
ARCHS ${arch}
SOURCES ${${arch}_SOURCES}
DEFS "${BUILTIN_DEFS}"
CFLAGS ${BUILTIN_CFLAGS_${arch}} -march=armv8.5-a -mbranch-protection=pac-ret+leaf+bti
PARENT_TARGET builtins)
endif ()
cmake_pop_check_state()
endif ()
endforeach ()
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2 changes: 2 additions & 0 deletions qualcomm-software/README.md
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@@ -1,5 +1,7 @@
## CPULLVM Toolchain for Embedded



### Welcome to the CPULLVM Toolchain project!
This repository provides the source code and build scripts for CPULLVM, a customized fork
of LLVM designed to build toolchains targeting Arm and AArch64 bare-metal and linux environments.
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