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Merge pull request #1246 from MeteorsLiu/esp-libc

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feat: support libc/compiler-rt for small places
This commit is contained in:
xushiwei
2025-09-03 07:05:51 +08:00
committed by GitHub
parent 656a2a43b5 977806affc
commit 6588f36123
35 changed files with 4937 additions and 2482 deletions
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15
internal/build/build.go
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@@ -839,15 +839,16 @@ func isWasmTarget(goos string) bool {
return slices.Contains([]string{"wasi", "js", "wasip1"}, goos)
}
func needStart(conf *Config) bool {
if conf.Target == "" {
return !isWasmTarget(conf.Goos)
func needStart(ctx *context) bool {
if ctx.buildConf.Target == "" {
return !isWasmTarget(ctx.buildConf.Goos)
}
switch conf.Target {
switch ctx.buildConf.Target {
case "wasip2":
return false
default:
return true
// since newlib-esp32 provides _start, we don't need to provide a fake _start function
return ctx.crossCompile.Libc != "newlib-esp32"
}
}
@@ -904,10 +905,10 @@ define weak void @_start() {
}
`
mainDefine := "define i32 @main(i32 noundef %0, ptr nocapture noundef readnone %1) local_unnamed_addr"
if !needStart(ctx.buildConf) && isWasmTarget(ctx.buildConf.Goos) {
if !needStart(ctx) && isWasmTarget(ctx.buildConf.Goos) {
mainDefine = "define hidden noundef i32 @__main_argc_argv(i32 noundef %0, ptr nocapture noundef readnone %1) local_unnamed_addr"
}
if !needStart(ctx.buildConf) {
if !needStart(ctx) {
startDefine = ""
}
mainCode := fmt.Sprintf(`; ModuleID = 'main'