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package builder
import (
"os"
"path/filepath"
"strings"
"github.com/tinygo-org/tinygo/goenv"
)
// These are the GENERIC_SOURCES according to CMakeList.txt.
var genericBuiltins = []string{
"absvdi2.c",
"absvsi2.c",
"absvti2.c",
"adddf3.c",
"addsf3.c",
"addtf3.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",
"divsc3.c",
"divsf3.c",
"divsi3.c",
"divtc3.c",
"divti3.c",
"divtf3.c",
"extendsfdf2.c",
"extendhfsf2.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",
"multf3.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",
"powitf2.c",
"subdf3.c",
"subsf3.c",
"subvdi3.c",
"subvsi3.c",
"subvti3.c",
"subtf3.c",
"trampoline_setup.c",
"truncdfhf2.c",
"truncdfsf2.c",
"truncsfhf2.c",
"ucmpdi2.c",
"ucmpti2.c",
"udivdi3.c",
"udivmoddi4.c",
"udivmodti4.c",
"udivsi3.c",
"udivti3.c",
"umoddi3.c",
"umodsi3.c",
"umodti3.c",
}
var aeabiBuiltins = []string{
"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",
// These two are not technically EABI builtins but are used by them and only
// seem to be used on ARM. LLVM seems to use __divsi3 and __modsi3 on most
// other architectures.
// Most importantly, they have a different calling convention on AVR so
// should not be used on AVR.
"divmodsi4.c",
"udivmodsi4.c",
}
// CompilerRT is a library with symbols required by programs compiled with LLVM.
// These symbols are for operations that cannot be emitted with a single
// instruction or a short sequence of instructions for that target.
//
// For more information, see: https://compiler-rt.llvm.org/
var CompilerRT = Library{
name: "compiler-rt",
cflags: func(target, headerPath string) []string {
return []string{"-Werror", "-Wall", "-std=c11", "-nostdlibinc"}
},
sourceDir: func() string {
llvmDir := filepath.Join(goenv.Get("TINYGOROOT"), "llvm-project/compiler-rt/lib/builtins")
if _, err := os.Stat(llvmDir); err == nil {
// Release build.
return llvmDir
}
// Development build.
return filepath.Join(goenv.Get("TINYGOROOT"), "lib/compiler-rt-builtins")
},
librarySources: func(target string) []string {
builtins := append([]string{}, genericBuiltins...) // copy genericBuiltins
if strings.HasPrefix(target, "arm") || strings.HasPrefix(target, "thumb") {
builtins = append(builtins, aeabiBuiltins...)
}
return builtins
},
}
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