CompiledImports   []string             // additional Imports necessary when using CompiledGoFiles (all from standard library); 1:1 with the end of PackagePublic.Imports
	RawImports        []string             // this package's original imports as they appear in the text of the program; 1:1 with the end of PackagePublic.Imports
	ForceLibrary      bool                 // this package is a library (even if named "main")

	// or clear those deadlines as needed.
	//
	// The returned bufio.Reader may contain unprocessed buffered
	// data from the client.
	//
	// After a call to Hijack, the original Request.Body must not
	// be used. The original Request's Context remains valid and
	// is not canceled until the Request's ServeHTTP method
	// returns.
	Hijack() (net.Conn, *bufio.ReadWriter, error)
}

//
//	-run=""
//		if non-empty, specifies a regular expression to select
//		directives whose full original source text (excluding
//		any trailing spaces and final newline) matches the
//		expression.
//
//	-skip=""
//		if non-empty, specifies a regular expression to suppress
//		directives whose full original source text (excluding
//		any trailing spaces and final newline) matches the

	DF_1_NOKSYMS DynFlag1 = 0x00080000
	// Reserved for internal use by the kernel runtime-linker.
	DF_1_NOHDR DynFlag1 = 0x00100000
	// Indicates that this object has been edited or has been modified since the
	// objects original construction by the link-editor.
	DF_1_EDITED DynFlag1 = 0x00200000
	// Reserved for internal use by the kernel runtime-linker.
	DF_1_NORELOC DynFlag1 = 0x00400000

				// than the old cmd/internal/obj/i386 code did,
				// which breaks our "same bits out" checks.
				// In particular, CMPB AX, $0 encodes as 80 f8 00
				// in the original obj/i386, and it would encode
				// (using a valid, shorter form) as 3c 00 if we enabled
				// the call to bytereg here.
				if ctxt.Arch.Family == sys.AMD64 {
					bytereg(&p.From, &p.Ft)

	// after exitsyscall makes sure it is okay to be
	// running at all (that is, there's no garbage collection
	// running right now).
	mp.needextram = last

	// Store the original signal mask for use by minit.
	mp.sigmask = sigmask

	// Install TLS on some platforms (previously setg
	// would do this if necessary).
	osSetupTLS(mp)

	// Install g (= m->g0) and set the stack bounds

		}
		o1 = AOP_MD(c.opirr(p.As), uint32(p.To.Reg), uint32(p.Reg), sh, a)

	case 30: /* rldimi $sh,s,$mask,a */
		sh := uint32(c.regoff(&p.From))
		d := c.vregoff(p.GetFrom3())

		// Original opcodes had mask operands which had to be converted to a shift count as expected by
		// the ppc64 asm.
		switch p.As {
		case ARLDMI, ARLDMICC:
			mb, me, valid := decodeMask64(d)
			if me != (63-sh) || !valid {

(BitRev32 ...) => (RBITW ...)
(BitRev16   x) => (SRLconst [48] (RBIT <typ.UInt64> x))
(BitRev8    x) => (SRLconst [56] (RBIT <typ.UInt64> x))

// In fact, UMOD will be translated into UREM instruction, and UREM is originally translated into
// UDIV and MSUB instructions. But if there is already an identical UDIV instruction just before or
// after UREM (case like quo, rem := z/y, z%y), then the second UDIV instruction becomes redundant.

		}))
		defer proxy.close()

		req, _ := NewRequest("POST", proxy.ts.URL, io.LimitReader(neverEnding('a'), bodySize))
		res, err := proxy.c.Do(req)
		if err != nil {
			return fmt.Errorf("original request: %v", err)
		}
		res.Body.Close()
		return nil
	})
}

// Test that a hanging Request.Body.Read from another goroutine can't
// cause the Handler goroutine's Request.Body.Close to block.

// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// This file was originally from https://golang.org/cl/24717 by Vlad Krasnov of CloudFlare.

//go:build gc && !purego

#include "textflag.h"
// General register allocation
#define oup DI
#define inp SI
#define inl BX
#define adp CX // free to reuse, after we hash the additional data