Commit bfdaafe0 authored by cwang's avatar cwang
Browse files

Save a few more registers for resolve_linkage_tramp

parent ec32e5aa

lisp/amd64-assem.S

+11 −5
Changes for lisp/amd64-assem.S: 11 added lines, 5 removed lines.
Original line number Diff line number Diff line 
### x86-assem.S -*- Mode: Asm; -*-

/**

 * $Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/lisp/amd64-assem.S,v 1.2 2004/06/10 01:47:35 cwang Exp $

 * $Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/lisp/amd64-assem.S,v 1.3 2004/06/22 22:05:50 cwang Exp $

 *

 * Authors:	Paul F. Werkowski <pw@snoopy.mv.com>

 *		Douglas T. Crosher
@@ -833,12 +833,16 @@ GNAME(resolve_linkage_tramp): 
	pushq	%rbp		# save old frame pointer

	movq	%rsp,%rbp	# establish new frame

	pushq	%rax

	pushq	%rbx

	# rbx is callee saved

	pushq	%rcx

	pushq	%rdx

	pushq	%rdi

	pushq	%rsi

	/* maybe save r8-15 too */

	pushq	%r8

	pushq	%r9

	pushq	%r10

	pushq	%r11

	# r12-15 is callee saved

		

	/* calling location (plus offset) was on top of stack */

	movq	8(%rbp), %rdi	# arg 1 for C function
@@ -848,12 +852,14 @@ GNAME(resolve_linkage_tramp): 
	 * registers!

	 */

	movq	%rax,8(%rbp)

	/* maybe pop r8-15 too */

	popq	%r11

	popq	%r10

	popq	%r9

	popq	%r8

	popq	%rsi

	popq	%rdi

	popq	%rdx

	popq	%rcx

	popq	%rbx

	popq	%rax

	popq	%rbp

	ret			# jump to the real target