llgo/ssa: Alloca, ArrayAlloca

This commit is contained in:
xushiwei
2024-04-29 17:58:10 +08:00
parent 7a347d4563
commit 2b82af519c
7 changed files with 84 additions and 1 deletions

View File

@@ -282,6 +282,14 @@ func cstr(b llssa.Builder, args []ssa.Value) (ret llssa.Expr) {
panic("cstr(<string-literal>): invalid arguments")
}
func (p *context) alloca(b llssa.Builder, args []ssa.Value) (ret llssa.Expr) {
if len(args) == 1 {
n := p.compileValue(b, args[0])
return b.Alloca(n)
}
panic("alloca(size uintptr): invalid arguments")
}
func (p *context) compileInstrOrValue(b llssa.Builder, iv instrOrValue, asValue bool) (ret llssa.Expr) {
if asValue {
if v, ok := p.bvals[iv]; ok {
@@ -319,6 +327,8 @@ func (p *context) compileInstrOrValue(b llssa.Builder, iv instrOrValue, asValue
ret = b.Call(fn.Expr, args...)
case llgoCstr:
ret = cstr(b, call.Args)
case llgoAlloca:
ret = p.alloca(b, call.Args)
default:
panic("todo")
}