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feat: support arm/risc64/avr for compiler rt

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This commit is contained in:
Haolan
2025-09-01 16:33:19 +08:00
parent 012a5d7d69
commit 8ecbfe9ade
2 changed files with 72 additions and 1 deletions
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1
internal/crosscompile/compile/compile.go
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@@ -54,7 +54,6 @@ func (g CompileGroup) Compile(outputDir, cc, linkerName string, extraCCFlags, ex
if err != nil { if err != nil {
return return
} }
fmt.Fprintf(os.Stderr, "Compile file %s to %s...\n", file, tempObjFile.Name())
lang := "c" lang := "c"
if filepath.Ext(file) == ".S" { if filepath.Ext(file) == ".S" {

72
internal/crosscompile/compile/rtlib/compiler_rt.go
View File

@@ -8,6 +8,11 @@ import (
"github.com/goplus/llgo/internal/crosscompile/compile" "github.com/goplus/llgo/internal/crosscompile/compile"
) )
// Builtins needed specifically for windows/386.
var windowsI386Builtins = []string{
"i386/chkstk.S", // also _alloca
}
func platformSpecifiedFiles(builtinsDir, target string) []string { func platformSpecifiedFiles(builtinsDir, target string) []string {
switch { switch {
case strings.Contains(target, "riscv32"): case strings.Contains(target, "riscv32"):
@@ -17,6 +22,73 @@ func platformSpecifiedFiles(builtinsDir, target string) []string {
filepath.Join(builtinsDir, "riscv", "save.S"), filepath.Join(builtinsDir, "riscv", "save.S"),
filepath.Join(builtinsDir, "riscv", "restore.S"), filepath.Join(builtinsDir, "riscv", "restore.S"),
} }
case strings.Contains(target, "riscv64"):
return []string{
"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",
}
case strings.Contains(target, "arm"):
return []string{
filepath.Join(builtinsDir, "arm", "aeabi_cdcmp.S"),
filepath.Join(builtinsDir, "arm", "aeabi_cdcmpeq_check_nan.c"),
filepath.Join(builtinsDir, "arm", "aeabi_cfcmp.S"),
filepath.Join(builtinsDir, "arm", "aeabi_cfcmpeq_check_nan.c"),
filepath.Join(builtinsDir, "arm", "aeabi_dcmp.S"),
filepath.Join(builtinsDir, "arm", "aeabi_div0.c"),
filepath.Join(builtinsDir, "arm", "aeabi_drsub.c"),
filepath.Join(builtinsDir, "arm", "aeabi_fcmp.S"),
filepath.Join(builtinsDir, "arm", "aeabi_frsub.c"),
filepath.Join(builtinsDir, "arm", "aeabi_idivmod.S"),
filepath.Join(builtinsDir, "arm", "aeabi_ldivmod.S"),
filepath.Join(builtinsDir, "arm", "aeabi_memcmp.S"),
filepath.Join(builtinsDir, "arm", "aeabi_memcpy.S"),
filepath.Join(builtinsDir, "arm", "aeabi_memmove.S"),
filepath.Join(builtinsDir, "arm", "aeabi_memset.S"),
filepath.Join(builtinsDir, "arm", "aeabi_uidivmod.S"),
filepath.Join(builtinsDir, "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.
filepath.Join(builtinsDir, "divmodsi4.c"),
filepath.Join(builtinsDir, "udivmodsi4.c"),
}
case strings.Contains(target, "avr"):
return []string{
filepath.Join("avr", "divmodhi4.S"),
filepath.Join("avr", "divmodqi4.S"),
filepath.Join("avr", "mulhi3.S"),
filepath.Join("avr", "mulqi3.S"),
filepath.Join("avr", "udivmodhi4.S"),
filepath.Join("avr", "udivmodqi4.S"),
}
case target == "xtensa": case target == "xtensa":
return []string{ return []string{
filepath.Join(builtinsDir, "xtensa", "ieee754_sqrtf.S"), filepath.Join(builtinsDir, "xtensa", "ieee754_sqrtf.S"),