Text file src/pkg/runtime/cgo/asm_386.s

     1	// Copyright 2009 The Go Authors. All rights reserved.
     2	// Use of this source code is governed by a BSD-style
     3	// license that can be found in the LICENSE file.
     4	
     5	#include "textflag.h"
     6	
     7	// Called by C code generated by cmd/cgo.
     8	// func crosscall2(fn func(a unsafe.Pointer, n int32, ctxt uintptr), a unsafe.Pointer, n int32, ctxt uintptr)
     9	// Saves C callee-saved registers and calls fn with three arguments.
    10	TEXT crosscall2(SB),NOSPLIT,$28-16
    11		MOVL BP, 24(SP)
    12		MOVL BX, 20(SP)
    13		MOVL SI, 16(SP)
    14		MOVL DI, 12(SP)
    15	
    16		MOVL	ctxt+12(FP), AX
    17		MOVL	AX, 8(SP)
    18		MOVL	n+8(FP), AX
    19		MOVL	AX, 4(SP)
    20		MOVL	a+4(FP), AX
    21		MOVL	AX, 0(SP)
    22		MOVL	fn+0(FP), AX
    23		CALL	AX
    24	
    25		MOVL 12(SP), DI
    26		MOVL 16(SP), SI
    27		MOVL 20(SP), BX
    28		MOVL 24(SP), BP
    29		RET

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