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Document the calculation of CC64FSZ

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palle 2022-02-15 20:35:37 +00:00
parent ba282d085e
commit f08a540ec9
1 changed files with 3 additions and 2 deletions
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5
sys/arch/sparc/include/frame.h
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@ -1,4 +1,4 @@
/* $NetBSD: frame.h,v 1.10 2018/04/11 19:37:58 palle Exp $ */
/* $NetBSD: frame.h,v 1.11 2022/02/15 20:35:37 palle Exp $ */
/*
* Copyright (c) 1992, 1993
@ -125,7 +125,8 @@ struct frame64 {
/*
* CC64FSZ (C Compiler 64-bit Frame SiZe) is the size of a stack frame used
* by the compiler in 64-bit mode. It is (16)*8; space for 8 ins, 8 outs.
* by the compiler in 64-bit mode (see struct frame64 above).
* It is 8*8 + 6*8 + 8 + 8 + 6*8 + 0*8 = 176 bytes.
*/
#define CC64FSZ 176