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feat: support compiler-rt

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This commit is contained in:
Haolan
2025-08-29 11:30:25 +08:00
parent f3ecce86ee
commit 4639ee13e7
11 changed files with 497 additions and 119 deletions
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39
internal/crosscompile/crosscompile.go
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@@ -10,6 +10,7 @@ import (
"runtime"
"strings"
"github.com/goplus/llgo/internal/crosscompile/compile"
"github.com/goplus/llgo/internal/env"
"github.com/goplus/llgo/internal/targets"
"github.com/goplus/llgo/internal/xtool/llvm"
@@ -219,15 +220,8 @@ func ldFlagsFromFileName(fileName string) string {
return strings.TrimPrefix(strings.TrimSuffix(fileName, ".a"), "lib")
}
func getOrCompileLibc(cc, linkerName, libcName string, exportCCFlags, exportLDFlags []string) (ldflags []string, err error) {
baseDir := filepath.Join(cacheRoot(), "crosscompile")
outputDir := filepath.Join(baseDir, libcName)
compileConfig, err := getCompileLibcConfigByName(baseDir, libcName)
if err != nil {
return
}
if err = checkDownloadAndExtractLibc(compileConfig, compileConfig.Url, outputDir, compileConfig.ArchiveSrcDir); err != nil {
func getOrCompileWithConfig(compileConfig *compile.CompileConfig, outputDir, cc, linkerName, libName string, exportCCFlags, exportLDFlags []string) (ldflags []string, err error) {
if err = checkDownloadAndExtractLib(compileConfig, compileConfig.Url, outputDir, compileConfig.ArchiveSrcDir); err != nil {
return
}
ldflags = append(ldflags, "-nostdlib", "-L"+outputDir)
@@ -606,13 +600,38 @@ func useTarget(targetName string) (export Export, err error) {
if config.Libc != "" {
var libcLDFlags []string
libcLDFlags, err = getOrCompileLibc(export.CC, export.Linker, config.Libc, ccflags, ldflags)
var compileConfig *compile.CompileConfig
baseDir := filepath.Join(cacheRoot(), "crosscompile")
outputDir := filepath.Join(baseDir, config.Libc)
compileConfig, err = getLibcCompileConfigByName(baseDir, config.Libc)
if err != nil {
return
}
libcLDFlags, err = getOrCompileWithConfig(compileConfig, outputDir, export.CC, export.Linker, config.Libc, ccflags, ldflags)
if err != nil {
return
}
ldflags = append(ldflags, libcLDFlags...)
}
if config.RTLib != "" {
var rtLibLDFlags []string
var compileConfig *compile.CompileConfig
baseDir := filepath.Join(cacheRoot(), "crosscompile")
outputDir := filepath.Join(baseDir, config.RTLib)
compileConfig, err = getRTCompileConfigByName(baseDir, config.RTLib)
if err != nil {
return
}
rtLibLDFlags, err = getOrCompileWithConfig(compileConfig, outputDir, export.CC, export.Linker, config.RTLib, ccflags, ldflags)
if err != nil {
return
}
ldflags = append(ldflags, rtLibLDFlags...)
}
// Combine with config flags and expand template variables
export.CFLAGS = cflags
export.CCFLAGS = ccflags