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-rw-r--r--sparc_netbsd_mach_dep.s34
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diff --git a/sparc_netbsd_mach_dep.s b/sparc_netbsd_mach_dep.s
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+! SPARCompiler 3.0 and later apparently no longer handles
+! asm outside functions. So we need a separate .s file
+! This is only set up for SunOS 4.
+! Assumes this is called before the stack contents are
+! examined.
+
+#include "machine/asm.h"
+
+ .seg "text"
+ .globl _C_LABEL(GC_save_regs_in_stack)
+ .globl _C_LABEL(GC_push_regs)
+_C_LABEL(GC_save_regs_in_stack):
+_C_LABEL(GC_push_regs):
+ ta 0x3 ! ST_FLUSH_WINDOWS
+ mov %sp,%o0
+ retl
+ nop
+
+ .globl _C_LABEL(GC_clear_stack_inner)
+_C_LABEL(GC_clear_stack_inner):
+ mov %sp,%o2 ! Save sp
+ add %sp,-8,%o3 ! p = sp-8
+ clr %g1 ! [g0,g1] = 0
+ add %o1,-0x60,%sp ! Move sp out of the way,
+ ! so that traps still work.
+ ! Includes some extra words
+ ! so we can be sloppy below.
+loop:
+ std %g0,[%o3] ! *(long long *)p = 0
+ cmp %o3,%o1
+ bgu loop ! if (p > limit) goto loop
+ add %o3,-8,%o3 ! p -= 8 (delay slot)
+ retl
+ mov %o2,%sp ! Restore sp., delay slot