[llvm] 9222607 - gn build: Add check-builtins target.
via llvm-commits
llvm-commits at lists.llvm.org
Mon Apr 7 13:22:55 PDT 2025
Author: Peter Collingbourne
Date: 2025-04-07T13:22:52-07:00
New Revision: 922260722795471870ef793f3187e9a37b145661
URL: https://github.com/llvm/llvm-project/commit/922260722795471870ef793f3187e9a37b145661
DIFF: https://github.com/llvm/llvm-project/commit/922260722795471870ef793f3187e9a37b145661.diff
LOG: gn build: Add check-builtins target.
Tested on aarch64 Linux and x86_64 Linux.
Reviewers: aeubanks, nico
Reviewed By: aeubanks
Pull Request: https://github.com/llvm/llvm-project/pull/134482
Added:
llvm/utils/gn/secondary/compiler-rt/lib/builtins/sources.gni
llvm/utils/gn/secondary/compiler-rt/test/builtins/BUILD.gn
Modified:
llvm/utils/gn/build/sync_source_lists_from_cmake.py
llvm/utils/gn/secondary/BUILD.gn
llvm/utils/gn/secondary/compiler-rt/lib/builtins/BUILD.gn
Removed:
################################################################################
diff --git a/llvm/utils/gn/build/sync_source_lists_from_cmake.py b/llvm/utils/gn/build/sync_source_lists_from_cmake.py
index a8d922acbd1dd..4cd30aa410864 100755
--- a/llvm/utils/gn/build/sync_source_lists_from_cmake.py
+++ b/llvm/utils/gn/build/sync_source_lists_from_cmake.py
@@ -108,6 +108,12 @@ def get_sources(source_re, text):
gn_cpp = get_sources(gn_cpp_re, open(gn_file).read())
gn_cpp |= get_sources(gn_cpp_re2, open(gn_file).read())
+
+ sources_file = os.path.join(os.path.dirname(gn_file), "sources.gni")
+ if os.path.exists(sources_file):
+ gn_cpp |= get_sources(gn_cpp_re, open(sources_file).read())
+ gn_cpp |= get_sources(gn_cpp_re2, open(sources_file).read())
+
cmake_cpp = get_sources(cmake_cpp_re, open(cmake_file).read())
if gn_cpp == cmake_cpp:
diff --git a/llvm/utils/gn/secondary/BUILD.gn b/llvm/utils/gn/secondary/BUILD.gn
index 83093f33fcaf2..a0d9cd641f8d0 100644
--- a/llvm/utils/gn/secondary/BUILD.gn
+++ b/llvm/utils/gn/secondary/BUILD.gn
@@ -10,6 +10,7 @@ group("default") {
"//compiler-rt",
"//compiler-rt/include",
"//compiler-rt/lib/scudo",
+ "//compiler-rt/test/builtins",
"//lld/test",
"//lldb/test",
"//llvm/test",
diff --git a/llvm/utils/gn/secondary/compiler-rt/lib/builtins/BUILD.gn b/llvm/utils/gn/secondary/compiler-rt/lib/builtins/BUILD.gn
index d1048259bcd44..44f5fdc20837c 100644
--- a/llvm/utils/gn/secondary/compiler-rt/lib/builtins/BUILD.gn
+++ b/llvm/utils/gn/secondary/compiler-rt/lib/builtins/BUILD.gn
@@ -1,18 +1,9 @@
+import("//compiler-rt/lib/builtins/sources.gni")
import("//compiler-rt/target.gni")
import("//llvm/utils/gn/build/buildflags.gni")
-declare_args() {
- # Skip the atomic builtin (should normally be provided by a shared library).
- compiler_rt_exclude_atomic_builtin = true
-}
-
lse_targets = []
-if (current_cpu == "x86" || current_cpu == "x64") {
- # long double is not 80 bits on Android or MSVC.
- long_double_is_80_bits = current_os != "android" && current_os != "win"
-}
-
if (current_cpu == "arm64") {
foreach(pat,
[
@@ -89,516 +80,8 @@ static_library("builtins") {
cflags_c = [ "-std=c11" ]
}
- sources = [
- "absvdi2.c",
- "absvsi2.c",
- "absvti2.c",
- "adddf3.c",
- "addsf3.c",
- "addvdi3.c",
- "addvsi3.c",
- "addvti3.c",
- "apple_versioning.c",
- "ashldi3.c",
- "ashlti3.c",
- "ashrdi3.c",
- "ashrti3.c",
- "bswapdi2.c",
- "bswapsi2.c",
- "clzdi2.c",
- "clzsi2.c",
- "clzti2.c",
- "cmpdi2.c",
- "cmpti2.c",
- "comparedf2.c",
- "comparesf2.c",
- "ctzdi2.c",
- "ctzsi2.c",
- "ctzti2.c",
- "divdc3.c",
- "divdf3.c",
- "divdi3.c",
- "divmoddi4.c",
- "divmodsi4.c",
- "divmodti4.c",
- "divsc3.c",
- "divsf3.c",
- "divsi3.c",
- "divti3.c",
- "extendhfsf2.c",
- "extendsfdf2.c",
- "ffsdi2.c",
- "ffssi2.c",
- "ffsti2.c",
- "fixdfdi.c",
- "fixdfsi.c",
- "fixdfti.c",
- "fixsfdi.c",
- "fixsfsi.c",
- "fixsfti.c",
- "fixunsdfdi.c",
- "fixunsdfsi.c",
- "fixunsdfti.c",
- "fixunssfdi.c",
- "fixunssfsi.c",
- "fixunssfti.c",
- "floatdidf.c",
- "floatdisf.c",
- "floatsidf.c",
- "floatsisf.c",
- "floattidf.c",
- "floattisf.c",
- "floatundidf.c",
- "floatundisf.c",
- "floatunsidf.c",
- "floatunsisf.c",
- "floatuntidf.c",
- "floatuntisf.c",
- "fp_mode.c",
- "int_util.c",
- "lshrdi3.c",
- "lshrti3.c",
- "moddi3.c",
- "modsi3.c",
- "modti3.c",
- "muldc3.c",
- "muldf3.c",
- "muldi3.c",
- "mulodi4.c",
- "mulosi4.c",
- "muloti4.c",
- "mulsc3.c",
- "mulsf3.c",
- "multi3.c",
- "mulvdi3.c",
- "mulvsi3.c",
- "mulvti3.c",
- "negdf2.c",
- "negdi2.c",
- "negsf2.c",
- "negti2.c",
- "negvdi2.c",
- "negvsi2.c",
- "negvti2.c",
- "os_version_check.c",
- "paritydi2.c",
- "paritysi2.c",
- "parityti2.c",
- "popcountdi2.c",
- "popcountsi2.c",
- "popcountti2.c",
- "powidf2.c",
- "powisf2.c",
- "subdf3.c",
- "subsf3.c",
- "subvdi3.c",
- "subvsi3.c",
- "subvti3.c",
- "trampoline_setup.c",
- "truncdfhf2.c",
- "truncdfsf2.c",
- "truncsfhf2.c",
- "ucmpdi2.c",
- "ucmpti2.c",
- "udivdi3.c",
- "udivmoddi4.c",
- "udivmodsi4.c",
- "udivmodti4.c",
- "udivsi3.c",
- "udivti3.c",
- "umoddi3.c",
- "umodsi3.c",
- "umodti3.c",
-
- # This depends on unwind.h which is present in Clang headers. We should
- # reconsider this if we ever decide to support building builtins with
- # other compilers.
- "gcc_personality_v0.c",
- ]
-
- if (current_os != "fuchsia") {
- sources += [ "clear_cache.c" ]
- }
-
- if (current_os != "fuchsia" && current_os != "baremetal") {
- sources += [
- "emutls.c",
- "enable_execute_stack.c",
- "eprintf.c",
- ]
- }
-
- if (current_os == "mac" || current_os == "ios") {
- sources += [
- "atomic_flag_clear.c",
- "atomic_flag_clear_explicit.c",
- "atomic_flag_test_and_set.c",
- "atomic_flag_test_and_set_explicit.c",
- "atomic_signal_fence.c",
- "atomic_thread_fence.c",
- ]
- }
-
- if ((current_cpu == "x64" && current_os != "win") || current_cpu == "arm64") {
- # GENERIC_TF_SOURCES
- sources += [
- "addtf3.c",
- "comparetf2.c",
- "divtc3.c",
- "divtf3.c",
- "extenddftf2.c",
- "extendhftf2.c",
- "extendsftf2.c",
- "fixtfdi.c",
- "fixtfsi.c",
- "fixtfti.c",
- "fixunstfdi.c",
- "fixunstfsi.c",
- "fixunstfti.c",
- "floatditf.c",
- "floatsitf.c",
- "floattitf.c",
- "floatunditf.c",
- "floatunsitf.c",
- "floatuntitf.c",
- "multc3.c",
- "multf3.c",
- "powitf2.c",
- "subtf3.c",
- "trunctfdf2.c",
- "trunctfhf2.c",
- "trunctfsf2.c",
- ]
- }
-
- if (current_cpu == "x86" || current_cpu == "x64") {
- sources -= [ "fp_mode.c" ]
- sources += [
- "cpu_model/x86.c",
- "extendbfsf2.c",
- "i386/fp_mode.c",
- "truncdfbf2.c",
- "truncsfbf2.c",
- "trunctfbf2.c",
- "truncxfbf2.c",
- ]
- if (long_double_is_80_bits) {
- sources += [
- "divxc3.c",
- "extendhfxf2.c",
- "extendxftf2.c",
- "fixunsxfdi.c",
- "fixunsxfsi.c",
- "fixunsxfti.c",
- "fixxfdi.c",
- "fixxfti.c",
- "floatdixf.c",
- "floattixf.c",
- "floatundixf.c",
- "floatuntixf.c",
- "mulxc3.c",
- "powixf2.c",
- "trunctfxf2.c",
- "truncxfhf2.c",
- ]
- }
- }
- if (current_cpu == "x86") {
- sources -= [
- "ashldi3.c",
- "ashrdi3.c",
- "divdi3.c",
- "floatdidf.c",
- "floatdisf.c",
- "floatundidf.c",
- "floatundisf.c",
- "lshrdi3.c",
- "moddi3.c",
- "muldi3.c",
- "udivdi3.c",
- "umoddi3.c",
- ]
- sources += [
- "i386/ashldi3.S",
- "i386/ashrdi3.S",
- "i386/divdi3.S",
- "i386/floatdidf.S",
- "i386/floatdisf.S",
- "i386/floatundidf.S",
- "i386/floatundisf.S",
- "i386/lshrdi3.S",
- "i386/moddi3.S",
- "i386/muldi3.S",
- "i386/udivdi3.S",
- "i386/umoddi3.S",
- ]
- if (long_double_is_80_bits) {
- sources -= [
- "floatdixf.c",
- "floatundixf.c",
- ]
- sources += [
- "i386/floatdixf.S",
- "i386/floatundixf.S",
- ]
- }
- if (current_os == "win") {
- sources += [ "i386/chkstk.S" ]
- }
- } else if (current_cpu == "x64") {
- sources -= [
- "floatdidf.c",
- "floatdisf.c",
- "floatundidf.c",
- "floatundisf.c",
- ]
- sources += [
- "x86_64/floatdidf.c",
- "x86_64/floatdisf.c",
- "x86_64/floatundidf.S",
- "x86_64/floatundisf.S",
- ]
- if (long_double_is_80_bits) {
- sources -= [
- "floatdixf.c",
- "floatundixf.c",
- ]
- sources += [
- "x86_64/floatdixf.c",
- "x86_64/floatundixf.S",
- ]
- }
- if (current_os == "win") {
- sources += [ "x86_64/chkstk.S" ]
- }
- }
-
- if (current_cpu == "arm") {
- if (current_os != "mingw") {
- sources -= [
- "bswapdi2.c",
- "bswapsi2.c",
- "clzdi2.c",
- "clzsi2.c",
- "comparesf2.c",
- "divmodsi4.c",
- "divsi3.c",
- "fp_mode.c",
- "modsi3.c",
- "udivmodsi4.c",
- "udivsi3.c",
- "umodsi3.c",
- ]
- sources += [
- "arm/aeabi_cdcmp.S",
- "arm/aeabi_cdcmpeq_check_nan.c",
- "arm/aeabi_cfcmp.S",
- "arm/aeabi_cfcmpeq_check_nan.c",
- "arm/aeabi_dcmp.S",
- "arm/aeabi_div0.c",
- "arm/aeabi_drsub.c",
- "arm/aeabi_fcmp.S",
- "arm/aeabi_frsub.c",
- "arm/aeabi_idivmod.S",
- "arm/aeabi_ldivmod.S",
- "arm/aeabi_memcmp.S",
- "arm/aeabi_memcpy.S",
- "arm/aeabi_memmove.S",
- "arm/aeabi_memset.S",
- "arm/aeabi_uidivmod.S",
- "arm/aeabi_uldivmod.S",
- "arm/bswapdi2.S",
- "arm/bswapsi2.S",
- "arm/clzdi2.S",
- "arm/clzsi2.S",
- "arm/comparesf2.S",
- "arm/divmodsi4.S",
- "arm/divsi3.S",
- "arm/fp_mode.c",
- "arm/modsi3.S",
- "arm/switch16.S",
- "arm/switch32.S",
- "arm/switch8.S",
- "arm/switchu8.S",
- "arm/sync_fetch_and_add_4.S",
- "arm/sync_fetch_and_add_8.S",
- "arm/sync_fetch_and_and_4.S",
- "arm/sync_fetch_and_and_8.S",
- "arm/sync_fetch_and_max_4.S",
- "arm/sync_fetch_and_max_8.S",
- "arm/sync_fetch_and_min_4.S",
- "arm/sync_fetch_and_min_8.S",
- "arm/sync_fetch_and_nand_4.S",
- "arm/sync_fetch_and_nand_8.S",
- "arm/sync_fetch_and_or_4.S",
- "arm/sync_fetch_and_or_8.S",
- "arm/sync_fetch_and_sub_4.S",
- "arm/sync_fetch_and_sub_8.S",
- "arm/sync_fetch_and_umax_4.S",
- "arm/sync_fetch_and_umax_8.S",
- "arm/sync_fetch_and_umin_4.S",
- "arm/sync_fetch_and_umin_8.S",
- "arm/sync_fetch_and_xor_4.S",
- "arm/sync_fetch_and_xor_8.S",
- "arm/sync_synchronize.S",
- "arm/udivmodsi4.S",
- "arm/udivsi3.S",
- "arm/umodsi3.S",
- ]
-
- if (current_os == "android") {
- sources += [
- "arm/adddf3vfp.S",
- "arm/addsf3vfp.S",
- "arm/divdf3vfp.S",
- "arm/divsf3vfp.S",
- "arm/eqdf2vfp.S",
- "arm/eqsf2vfp.S",
- "arm/extendsfdf2vfp.S",
- "arm/fixdfsivfp.S",
- "arm/fixsfsivfp.S",
- "arm/fixunsdfsivfp.S",
- "arm/fixunssfsivfp.S",
- "arm/floatsidfvfp.S",
- "arm/floatsisfvfp.S",
- "arm/floatunssidfvfp.S",
- "arm/floatunssisfvfp.S",
- "arm/gedf2vfp.S",
- "arm/gesf2vfp.S",
- "arm/gtdf2vfp.S",
- "arm/gtsf2vfp.S",
- "arm/ledf2vfp.S",
- "arm/lesf2vfp.S",
- "arm/ltdf2vfp.S",
- "arm/ltsf2vfp.S",
- "arm/muldf3vfp.S",
- "arm/mulsf3vfp.S",
- "arm/nedf2vfp.S",
- "arm/negdf2vfp.S",
- "arm/negsf2vfp.S",
- "arm/nesf2vfp.S",
- "arm/restore_vfp_d8_d15_regs.S",
- "arm/save_vfp_d8_d15_regs.S",
- "arm/subdf3vfp.S",
- "arm/subsf3vfp.S",
- "arm/truncdfsf2vfp.S",
- "arm/unorddf2vfp.S",
- "arm/unordsf2vfp.S",
- ]
- }
- } else {
- sources += [
- "arm/aeabi_idivmod.S",
- "arm/aeabi_ldivmod.S",
- "arm/aeabi_uidivmod.S",
- "arm/aeabi_uldivmod.S",
- "arm/chkstk.S",
- ]
- }
- }
-
- if (current_cpu == "arm64") {
- sources -= [ "fp_mode.c" ]
- sources += [
- "aarch64/fp_mode.c",
- "cpu_model/aarch64.c",
- ]
- if (current_os == "mingw") {
- sources += [ "aarch64/chkstk.S" ]
- }
- }
-
- if (current_cpu == "avr") {
- sources += [
- "avr/divmodhi4.S",
- "avr/divmodqi4.S",
- "avr/exit.S",
- "avr/mulhi3.S",
- "avr/mulqi3.S",
- "avr/udivmodhi4.S",
- "avr/udivmodqi4.S",
- ]
- }
-
- if (current_cpu == "hexagon") {
- sources += [
- "hexagon/common_entry_exit_abi1.S",
- "hexagon/common_entry_exit_abi2.S",
- "hexagon/common_entry_exit_legacy.S",
- "hexagon/dfaddsub.S",
- "hexagon/dfdiv.S",
- "hexagon/dffma.S",
- "hexagon/dfminmax.S",
- "hexagon/dfmul.S",
- "hexagon/dfsqrt.S",
- "hexagon/divdi3.S",
- "hexagon/divsi3.S",
- "hexagon/fastmath2_dlib_asm.S",
- "hexagon/fastmath2_ldlib_asm.S",
- "hexagon/fastmath_dlib_asm.S",
- "hexagon/memcpy_forward_vp4cp4n2.S",
- "hexagon/memcpy_likely_aligned.S",
- "hexagon/moddi3.S",
- "hexagon/modsi3.S",
- "hexagon/sfdiv_opt.S",
- "hexagon/sfsqrt_opt.S",
- "hexagon/udivdi3.S",
- "hexagon/udivmoddi4.S",
- "hexagon/udivmodsi4.S",
- "hexagon/udivsi3.S",
- "hexagon/umoddi3.S",
- "hexagon/umodsi3.S",
- ]
- }
- if (current_cpu == "loongarch" || current_cpu == "loongarch64") {
- sources -= [ "fp_mode.c" ]
- sources += [ "loongarch/fp_mode.c" ]
- }
-
- if (current_cpu == "ppc64") {
- sources += [
- "ppc/divtc3.c",
- "ppc/fixtfdi.c",
- "ppc/fixtfti.c",
- "ppc/fixunstfdi.c",
- "ppc/fixunstfti.c",
- "ppc/floatditf.c",
- "ppc/floattitf.c",
- "ppc/floatunditf.c",
- "ppc/gcc_qadd.c",
- "ppc/gcc_qdiv.c",
- "ppc/gcc_qmul.c",
- "ppc/gcc_qsub.c",
- "ppc/multc3.c",
- ]
- }
-
- if (current_cpu == "riscv" || current_cpu == "riscv64") {
- sources += [
- "cpu_model/riscv.c",
- "riscv/fp_mode.c",
- "riscv/restore.S",
- "riscv/save.S",
- ]
- }
- if (current_cpu == "riscv") {
- sources += [ "riscv/mulsi3.S" ]
- }
-
- if (current_cpu == "riscv64") {
- sources += [ "riscv/muldi3.S" ]
- }
-
- if (current_cpu == "ve") {
- sources += [
- "ve/grow_stack.S",
- "ve/grow_stack_align.S",
- ]
- }
-
- if (!compiler_rt_exclude_atomic_builtin) {
- sources += [ "atomic.c" ]
- }
+ defines = builtins_defines
+ sources = builtins_sources
deps = lse_targets
}
diff --git a/llvm/utils/gn/secondary/compiler-rt/lib/builtins/sources.gni b/llvm/utils/gn/secondary/compiler-rt/lib/builtins/sources.gni
new file mode 100644
index 0000000000000..9e8e52c977a17
--- /dev/null
+++ b/llvm/utils/gn/secondary/compiler-rt/lib/builtins/sources.gni
@@ -0,0 +1,529 @@
+declare_args() {
+ # Skip the atomic builtin (should normally be provided by a shared library).
+ compiler_rt_exclude_atomic_builtin = true
+}
+
+if (current_cpu == "x86" || current_cpu == "x64") {
+ # long double is not 80 bits on Android or MSVC.
+ long_double_is_80_bits = current_os != "android" && current_os != "win"
+}
+
+builtins_defines = []
+
+# This is based on who sets HasFloat16 to true in clang/lib/Basic/Targets.
+if (current_cpu == "aarch64" || current_cpu == "arm" ||
+ current_cpu == "hexagon" || current_cpu == "riscv" ||
+ current_cpu == "riscv64" || current_cpu == "x64") {
+ builtins_defines += [ "COMPILER_RT_HAS_FLOAT16" ]
+}
+
+builtins_sources = [
+ "absvdi2.c",
+ "absvsi2.c",
+ "absvti2.c",
+ "adddf3.c",
+ "addsf3.c",
+ "addvdi3.c",
+ "addvsi3.c",
+ "addvti3.c",
+ "apple_versioning.c",
+ "ashldi3.c",
+ "ashlti3.c",
+ "ashrdi3.c",
+ "ashrti3.c",
+ "bswapdi2.c",
+ "bswapsi2.c",
+ "clzdi2.c",
+ "clzsi2.c",
+ "clzti2.c",
+ "cmpdi2.c",
+ "cmpti2.c",
+ "comparedf2.c",
+ "comparesf2.c",
+ "ctzdi2.c",
+ "ctzsi2.c",
+ "ctzti2.c",
+ "divdc3.c",
+ "divdf3.c",
+ "divdi3.c",
+ "divmoddi4.c",
+ "divmodsi4.c",
+ "divmodti4.c",
+ "divsc3.c",
+ "divsf3.c",
+ "divsi3.c",
+ "divti3.c",
+ "extendhfsf2.c",
+ "extendsfdf2.c",
+ "ffsdi2.c",
+ "ffssi2.c",
+ "ffsti2.c",
+ "fixdfdi.c",
+ "fixdfsi.c",
+ "fixdfti.c",
+ "fixsfdi.c",
+ "fixsfsi.c",
+ "fixsfti.c",
+ "fixunsdfdi.c",
+ "fixunsdfsi.c",
+ "fixunsdfti.c",
+ "fixunssfdi.c",
+ "fixunssfsi.c",
+ "fixunssfti.c",
+ "floatdidf.c",
+ "floatdisf.c",
+ "floatsidf.c",
+ "floatsisf.c",
+ "floattidf.c",
+ "floattisf.c",
+ "floatundidf.c",
+ "floatundisf.c",
+ "floatunsidf.c",
+ "floatunsisf.c",
+ "floatuntidf.c",
+ "floatuntisf.c",
+ "fp_mode.c",
+ "int_util.c",
+ "lshrdi3.c",
+ "lshrti3.c",
+ "moddi3.c",
+ "modsi3.c",
+ "modti3.c",
+ "muldc3.c",
+ "muldf3.c",
+ "muldi3.c",
+ "mulodi4.c",
+ "mulosi4.c",
+ "muloti4.c",
+ "mulsc3.c",
+ "mulsf3.c",
+ "multi3.c",
+ "mulvdi3.c",
+ "mulvsi3.c",
+ "mulvti3.c",
+ "negdf2.c",
+ "negdi2.c",
+ "negsf2.c",
+ "negti2.c",
+ "negvdi2.c",
+ "negvsi2.c",
+ "negvti2.c",
+ "os_version_check.c",
+ "paritydi2.c",
+ "paritysi2.c",
+ "parityti2.c",
+ "popcountdi2.c",
+ "popcountsi2.c",
+ "popcountti2.c",
+ "powidf2.c",
+ "powisf2.c",
+ "subdf3.c",
+ "subsf3.c",
+ "subvdi3.c",
+ "subvsi3.c",
+ "subvti3.c",
+ "trampoline_setup.c",
+ "truncdfhf2.c",
+ "truncdfsf2.c",
+ "truncsfhf2.c",
+ "ucmpdi2.c",
+ "ucmpti2.c",
+ "udivdi3.c",
+ "udivmoddi4.c",
+ "udivmodsi4.c",
+ "udivmodti4.c",
+ "udivsi3.c",
+ "udivti3.c",
+ "umoddi3.c",
+ "umodsi3.c",
+ "umodti3.c",
+
+ # This depends on unwind.h which is present in Clang headers. We should
+ # reconsider this if we ever decide to support building builtins with
+ # other compilers.
+ "gcc_personality_v0.c",
+]
+
+if (current_os != "fuchsia") {
+ builtins_sources += [ "clear_cache.c" ]
+}
+
+if (current_os != "fuchsia" && current_os != "baremetal") {
+ builtins_sources += [
+ "emutls.c",
+ "enable_execute_stack.c",
+ "eprintf.c",
+ ]
+}
+
+if (current_os == "mac" || current_os == "ios") {
+ builtins_sources += [
+ "atomic_flag_clear.c",
+ "atomic_flag_clear_explicit.c",
+ "atomic_flag_test_and_set.c",
+ "atomic_flag_test_and_set_explicit.c",
+ "atomic_signal_fence.c",
+ "atomic_thread_fence.c",
+ ]
+}
+
+if ((current_cpu == "x64" && current_os != "win") || current_cpu == "arm64") {
+ # GENERIC_TF_SOURCES
+ builtins_sources += [
+ "addtf3.c",
+ "comparetf2.c",
+ "divtc3.c",
+ "divtf3.c",
+ "extenddftf2.c",
+ "extendhftf2.c",
+ "extendsftf2.c",
+ "fixtfdi.c",
+ "fixtfsi.c",
+ "fixtfti.c",
+ "fixunstfdi.c",
+ "fixunstfsi.c",
+ "fixunstfti.c",
+ "floatditf.c",
+ "floatsitf.c",
+ "floattitf.c",
+ "floatunditf.c",
+ "floatunsitf.c",
+ "floatuntitf.c",
+ "multc3.c",
+ "multf3.c",
+ "powitf2.c",
+ "subtf3.c",
+ "trunctfdf2.c",
+ "trunctfhf2.c",
+ "trunctfsf2.c",
+ ]
+}
+
+if (current_cpu == "x86" || current_cpu == "x64") {
+ builtins_sources -= [ "fp_mode.c" ]
+ builtins_sources += [
+ "cpu_model/x86.c",
+ "extendbfsf2.c",
+ "i386/fp_mode.c",
+ "truncdfbf2.c",
+ "truncsfbf2.c",
+ "trunctfbf2.c",
+ "truncxfbf2.c",
+ ]
+ if (long_double_is_80_bits) {
+ builtins_sources += [
+ "divxc3.c",
+ "extendhfxf2.c",
+ "extendxftf2.c",
+ "fixunsxfdi.c",
+ "fixunsxfsi.c",
+ "fixunsxfti.c",
+ "fixxfdi.c",
+ "fixxfti.c",
+ "floatdixf.c",
+ "floattixf.c",
+ "floatundixf.c",
+ "floatuntixf.c",
+ "mulxc3.c",
+ "powixf2.c",
+ "trunctfxf2.c",
+ "truncxfhf2.c",
+ ]
+ }
+}
+if (current_cpu == "x86") {
+ builtins_sources -= [
+ "ashldi3.c",
+ "ashrdi3.c",
+ "divdi3.c",
+ "floatdidf.c",
+ "floatdisf.c",
+ "floatundidf.c",
+ "floatundisf.c",
+ "lshrdi3.c",
+ "moddi3.c",
+ "muldi3.c",
+ "udivdi3.c",
+ "umoddi3.c",
+ ]
+ builtins_sources += [
+ "i386/ashldi3.S",
+ "i386/ashrdi3.S",
+ "i386/divdi3.S",
+ "i386/floatdidf.S",
+ "i386/floatdisf.S",
+ "i386/floatundidf.S",
+ "i386/floatundisf.S",
+ "i386/lshrdi3.S",
+ "i386/moddi3.S",
+ "i386/muldi3.S",
+ "i386/udivdi3.S",
+ "i386/umoddi3.S",
+ ]
+ if (long_double_is_80_bits) {
+ builtins_sources -= [
+ "floatdixf.c",
+ "floatundixf.c",
+ ]
+ builtins_sources += [
+ "i386/floatdixf.S",
+ "i386/floatundixf.S",
+ ]
+ }
+ if (current_os == "win") {
+ builtins_sources += [ "i386/chkstk.S" ]
+ }
+} else if (current_cpu == "x64") {
+ builtins_sources -= [
+ "floatdidf.c",
+ "floatdisf.c",
+ "floatundidf.c",
+ "floatundisf.c",
+ ]
+ builtins_sources += [
+ "x86_64/floatdidf.c",
+ "x86_64/floatdisf.c",
+ "x86_64/floatundidf.S",
+ "x86_64/floatundisf.S",
+ ]
+ if (long_double_is_80_bits) {
+ builtins_sources -= [
+ "floatdixf.c",
+ "floatundixf.c",
+ ]
+ builtins_sources += [
+ "x86_64/floatdixf.c",
+ "x86_64/floatundixf.S",
+ ]
+ }
+ if (current_os == "win") {
+ builtins_sources += [ "x86_64/chkstk.S" ]
+ }
+}
+
+if (current_cpu == "arm") {
+ if (current_os != "mingw") {
+ builtins_sources -= [
+ "bswapdi2.c",
+ "bswapsi2.c",
+ "clzdi2.c",
+ "clzsi2.c",
+ "comparesf2.c",
+ "divmodsi4.c",
+ "divsi3.c",
+ "fp_mode.c",
+ "modsi3.c",
+ "udivmodsi4.c",
+ "udivsi3.c",
+ "umodsi3.c",
+ ]
+ builtins_sources += [
+ "arm/aeabi_cdcmp.S",
+ "arm/aeabi_cdcmpeq_check_nan.c",
+ "arm/aeabi_cfcmp.S",
+ "arm/aeabi_cfcmpeq_check_nan.c",
+ "arm/aeabi_dcmp.S",
+ "arm/aeabi_div0.c",
+ "arm/aeabi_drsub.c",
+ "arm/aeabi_fcmp.S",
+ "arm/aeabi_frsub.c",
+ "arm/aeabi_idivmod.S",
+ "arm/aeabi_ldivmod.S",
+ "arm/aeabi_memcmp.S",
+ "arm/aeabi_memcpy.S",
+ "arm/aeabi_memmove.S",
+ "arm/aeabi_memset.S",
+ "arm/aeabi_uidivmod.S",
+ "arm/aeabi_uldivmod.S",
+ "arm/bswapdi2.S",
+ "arm/bswapsi2.S",
+ "arm/clzdi2.S",
+ "arm/clzsi2.S",
+ "arm/comparesf2.S",
+ "arm/divmodsi4.S",
+ "arm/divsi3.S",
+ "arm/fp_mode.c",
+ "arm/modsi3.S",
+ "arm/switch16.S",
+ "arm/switch32.S",
+ "arm/switch8.S",
+ "arm/switchu8.S",
+ "arm/sync_fetch_and_add_4.S",
+ "arm/sync_fetch_and_add_8.S",
+ "arm/sync_fetch_and_and_4.S",
+ "arm/sync_fetch_and_and_8.S",
+ "arm/sync_fetch_and_max_4.S",
+ "arm/sync_fetch_and_max_8.S",
+ "arm/sync_fetch_and_min_4.S",
+ "arm/sync_fetch_and_min_8.S",
+ "arm/sync_fetch_and_nand_4.S",
+ "arm/sync_fetch_and_nand_8.S",
+ "arm/sync_fetch_and_or_4.S",
+ "arm/sync_fetch_and_or_8.S",
+ "arm/sync_fetch_and_sub_4.S",
+ "arm/sync_fetch_and_sub_8.S",
+ "arm/sync_fetch_and_umax_4.S",
+ "arm/sync_fetch_and_umax_8.S",
+ "arm/sync_fetch_and_umin_4.S",
+ "arm/sync_fetch_and_umin_8.S",
+ "arm/sync_fetch_and_xor_4.S",
+ "arm/sync_fetch_and_xor_8.S",
+ "arm/sync_synchronize.S",
+ "arm/udivmodsi4.S",
+ "arm/udivsi3.S",
+ "arm/umodsi3.S",
+ ]
+
+ if (current_os == "android") {
+ builtins_sources += [
+ "arm/adddf3vfp.S",
+ "arm/addsf3vfp.S",
+ "arm/divdf3vfp.S",
+ "arm/divsf3vfp.S",
+ "arm/eqdf2vfp.S",
+ "arm/eqsf2vfp.S",
+ "arm/extendsfdf2vfp.S",
+ "arm/fixdfsivfp.S",
+ "arm/fixsfsivfp.S",
+ "arm/fixunsdfsivfp.S",
+ "arm/fixunssfsivfp.S",
+ "arm/floatsidfvfp.S",
+ "arm/floatsisfvfp.S",
+ "arm/floatunssidfvfp.S",
+ "arm/floatunssisfvfp.S",
+ "arm/gedf2vfp.S",
+ "arm/gesf2vfp.S",
+ "arm/gtdf2vfp.S",
+ "arm/gtsf2vfp.S",
+ "arm/ledf2vfp.S",
+ "arm/lesf2vfp.S",
+ "arm/ltdf2vfp.S",
+ "arm/ltsf2vfp.S",
+ "arm/muldf3vfp.S",
+ "arm/mulsf3vfp.S",
+ "arm/nedf2vfp.S",
+ "arm/negdf2vfp.S",
+ "arm/negsf2vfp.S",
+ "arm/nesf2vfp.S",
+ "arm/restore_vfp_d8_d15_regs.S",
+ "arm/save_vfp_d8_d15_regs.S",
+ "arm/subdf3vfp.S",
+ "arm/subsf3vfp.S",
+ "arm/truncdfsf2vfp.S",
+ "arm/unorddf2vfp.S",
+ "arm/unordsf2vfp.S",
+ ]
+ }
+ } else {
+ builtins_sources += [
+ "arm/aeabi_idivmod.S",
+ "arm/aeabi_ldivmod.S",
+ "arm/aeabi_uidivmod.S",
+ "arm/aeabi_uldivmod.S",
+ "arm/chkstk.S",
+ ]
+ }
+}
+
+if (current_cpu == "arm64") {
+ builtins_sources -= [ "fp_mode.c" ]
+ builtins_sources += [
+ "aarch64/fp_mode.c",
+ "cpu_model/aarch64.c",
+ ]
+ if (current_os == "mingw") {
+ builtins_sources += [ "aarch64/chkstk.S" ]
+ }
+}
+
+if (current_cpu == "avr") {
+ builtins_sources += [
+ "avr/divmodhi4.S",
+ "avr/divmodqi4.S",
+ "avr/exit.S",
+ "avr/mulhi3.S",
+ "avr/mulqi3.S",
+ "avr/udivmodhi4.S",
+ "avr/udivmodqi4.S",
+ ]
+}
+
+if (current_cpu == "hexagon") {
+ builtins_sources += [
+ "hexagon/common_entry_exit_abi1.S",
+ "hexagon/common_entry_exit_abi2.S",
+ "hexagon/common_entry_exit_legacy.S",
+ "hexagon/dfaddsub.S",
+ "hexagon/dfdiv.S",
+ "hexagon/dffma.S",
+ "hexagon/dfminmax.S",
+ "hexagon/dfmul.S",
+ "hexagon/dfsqrt.S",
+ "hexagon/divdi3.S",
+ "hexagon/divsi3.S",
+ "hexagon/fastmath2_dlib_asm.S",
+ "hexagon/fastmath2_ldlib_asm.S",
+ "hexagon/fastmath_dlib_asm.S",
+ "hexagon/memcpy_forward_vp4cp4n2.S",
+ "hexagon/memcpy_likely_aligned.S",
+ "hexagon/moddi3.S",
+ "hexagon/modsi3.S",
+ "hexagon/sfdiv_opt.S",
+ "hexagon/sfsqrt_opt.S",
+ "hexagon/udivdi3.S",
+ "hexagon/udivmoddi4.S",
+ "hexagon/udivmodsi4.S",
+ "hexagon/udivsi3.S",
+ "hexagon/umoddi3.S",
+ "hexagon/umodsi3.S",
+ ]
+}
+if (current_cpu == "loongarch" || current_cpu == "loongarch64") {
+ builtins_sources -= [ "fp_mode.c" ]
+ builtins_sources += [ "loongarch/fp_mode.c" ]
+}
+
+if (current_cpu == "ppc64") {
+ builtins_sources += [
+ "ppc/divtc3.c",
+ "ppc/fixtfdi.c",
+ "ppc/fixtfti.c",
+ "ppc/fixunstfdi.c",
+ "ppc/fixunstfti.c",
+ "ppc/floatditf.c",
+ "ppc/floattitf.c",
+ "ppc/floatunditf.c",
+ "ppc/gcc_qadd.c",
+ "ppc/gcc_qdiv.c",
+ "ppc/gcc_qmul.c",
+ "ppc/gcc_qsub.c",
+ "ppc/multc3.c",
+ ]
+}
+
+if (current_cpu == "riscv" || current_cpu == "riscv64") {
+ builtins_sources += [
+ "cpu_model/riscv.c",
+ "riscv/fp_mode.c",
+ "riscv/restore.S",
+ "riscv/save.S",
+ ]
+}
+if (current_cpu == "riscv") {
+ builtins_sources += [ "riscv/mulsi3.S" ]
+}
+
+if (current_cpu == "riscv64") {
+ builtins_sources += [ "riscv/muldi3.S" ]
+}
+
+if (current_cpu == "ve") {
+ builtins_sources += [
+ "ve/grow_stack.S",
+ "ve/grow_stack_align.S",
+ ]
+}
+
+if (!compiler_rt_exclude_atomic_builtin) {
+ builtins_sources += [ "atomic.c" ]
+}
diff --git a/llvm/utils/gn/secondary/compiler-rt/test/builtins/BUILD.gn b/llvm/utils/gn/secondary/compiler-rt/test/builtins/BUILD.gn
new file mode 100644
index 0000000000000..87848075a804e
--- /dev/null
+++ b/llvm/utils/gn/secondary/compiler-rt/test/builtins/BUILD.gn
@@ -0,0 +1,87 @@
+import("//compiler-rt/lib/builtins/sources.gni")
+import("//compiler-rt/target.gni")
+import("//compiler-rt/test/test.gni")
+import("//llvm/lib/Target/targets.gni")
+import("//llvm/utils/gn/build/toolchain/compiler.gni")
+import("//llvm/utils/gn/build/write_cmake_config.gni")
+import("//llvm/version.gni")
+
+write_cmake_config("builtins_mode_cfg") {
+ input = "Unit/lit.site.cfg.py.in"
+ output =
+ "$target_gen_dir/${crt_current_target_arch}BuiltinsConfig/lit.site.cfg.py"
+ values = [
+ "BUILTINS_TEST_CONFIG_SUFFIX=$crt_current_target_suffix",
+ "BUILTINS_LIT_SOURCE_DIR=" + rebase_path("."),
+ "BUILTINS_TEST_TARGET_ARCH=$crt_current_target_arch",
+ "SANITIZER_TEST_CXX_LIBNAME=libc++",
+ "COMPILER_RT_BUILD_CRT_PYBOOL=False",
+ "MSVC_PYBOOL=False",
+ "BUILTINS_IS_MSVC_PYBOOL=False",
+
+ "COMPILER_RT_BINARY_DIR=" + rebase_path("$root_gen_dir/compiler-rt"),
+ "LIT_SITE_CFG_IN_HEADER=## Autogenerated from $input, do not edit",
+ ]
+
+ features = ""
+ foreach(source, builtins_sources) {
+ if (features != "") {
+ features += ";"
+ }
+ features += "librt_has_" + get_path_info(source, "name")
+ }
+ values += [ "BUILTINS_LIT_SOURCE_FEATURES=$features" ]
+
+ cflags = ""
+ foreach(define, builtins_defines) {
+ cflags += " -D$define"
+ }
+ values += [ "BUILTINS_TEST_TARGET_CFLAGS=$cflags" ]
+}
+
+if (current_toolchain != host_toolchain) {
+ group("builtins_toolchain") {
+ deps = [
+ ":builtins_mode_cfg",
+ "//compiler-rt/include($host_toolchain)",
+ "//compiler-rt/lib/builtins",
+ "//compiler-rt/test:lit_common_configured",
+ ]
+ }
+}
+
+supported_toolchains = []
+if (host_os == "linux") {
+ supported_toolchains += [ "//llvm/utils/gn/build/toolchain:stage2_unix" ]
+}
+
+group("builtins") {
+ deps = []
+ foreach(toolchain, supported_toolchains) {
+ deps += [ ":builtins_toolchain($toolchain)" ]
+ }
+}
+
+if (supported_toolchains != []) {
+ action("check-builtins") {
+ script = "$root_build_dir/bin/llvm-lit"
+ args = [ "-sv" ]
+ foreach(toolchain, supported_toolchains) {
+ test_dir = rebase_path(
+ get_label_info(":lit_site_cfg($toolchain)", "target_gen_dir"),
+ root_build_dir)
+ args += [ test_dir + "/${crt_current_target_arch}BuiltinsConfig" ]
+ }
+ outputs = [ "$target_gen_dir/run-lit" ] # Non-existing, so that ninja runs
+ # it each time.
+
+ # Since check-builtins is always dirty, //:default doesn't depend on it so
+ # that it's not part of the default ninja target. Hence, check-builtins
+ # shouldn't have any deps except :builtins. so that the default target is
+ # sure to build all the deps.
+ deps = [ ":builtins" ]
+ testonly = true
+
+ pool = "//:console"
+ }
+}
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