the return instance of reflect.TypeOf(some object) should be generate by compiler, the type info which could be in elf files. i want to known where compiler generate it.
On Friday, August 14, 2020 at 5:08:30 PM UTC+8 Volker Dobler wrote: > On Friday, 14 August 2020 08:15:03 UTC+2, xie cui wrote: >> >> >> how can i see the code genrate by compiler, and where is the compiler >> code to generate these code(which file, which function). i am just curious. > > > Can you explain what you mean exactly by "code generated by the compiler"? > Are you interested in the assembly? https://golang.org/doc/asm ? > The compiler sources are in > https://github.com/golang/go/tree/master/src/cmd/compile/internal/gc > and there is no single file/function which compiles package reflect. > > This really sound like a XY problem. > > V. > > > >> On Friday, August 14, 2020 at 1:32:25 PM UTC+8 Volker Dobler wrote: >> >>> The value returned by reflect.TypeOf is not computed during >>> compile time but during run time. The code for package >>> reflect is generated by the compiler during compile time >>> but this is not interesting to understand reflection at all as >>> it is the same code generation like for lets say net/http. >>> >>> The source code for package reflect is open source, just >>> have a look. Note that https://golang.org/pkg/reflect/#TypeOf >>> links directly to the source code. >>> >>> Understanding of reflection does not happen by studing >>> the compiler and not the implementation of package reflect >>> but by reading the appropriate blog post on blog.golang.org. >>> >>> V. >>> >>> >>> On Friday, 14 August 2020 04:44:57 UTC+2, xie cui wrote: >>>> >>>> >>>> the return of reflect.TypeOf should be generate by compile, i am trying >>>> to understand it, so i need to know where is code generate it in compiler. >>>> i need to know compiler parts. and i am curious about what is do in user >>>> code also. please tell me about it. i will be appriciated. >>>> On Thursday, August 13, 2020 at 10:47:28 PM UTC+8 Jan Mercl wrote: >>>> >>>>> On Thu, Aug 13, 2020 at 3:53 PM xie cui <cuiw...@gmail.com> wrote: >>>>> >>>>> > ..., i know this type struct in generate by compiler, and i need to >>>>> know where is this code, and how to generate the struct fields and >>>>> methods? >>>>> >>>>> To avoid the possibility of the XY problem, can you please tell more >>>>> about the goal of "generating struct fields and methods" and what >>>>> exactly is meant by that? Some things can be done by the compiler, >>>>> some in user code and the two feature sets are definitely not the >>>>> same. >>>>> >>>> -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/cdf07bee-e2ed-4776-a18f-eae1bc2739f4n%40googlegroups.com.
