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author | (no author) <(no author)@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-10-15 04:58:04 +0000 |
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committer | (no author) <(no author)@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-10-15 04:58:04 +0000 |
commit | 92e4f9b2e096ae38ca566d38954cf8f0743a8cdc (patch) | |
tree | dd59a76f4564d85989d6fe3fc6419945c0c7b3fd | |
parent | b90801beeb9ffd0f53ce6c6289271840f65fcdd8 (diff) |
This commit was manufactured by cvs2svn to create tagGC_6_1_ALPHA_1
'GC_6_1_ALPHA_1'.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/tags/GC_6_1_ALPHA_1@46262 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r-- | boehm-gc/sparc_mach_dep.s | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/boehm-gc/sparc_mach_dep.s b/boehm-gc/sparc_mach_dep.s new file mode 100644 index 00000000000..9831c6ca402 --- /dev/null +++ b/boehm-gc/sparc_mach_dep.s @@ -0,0 +1,38 @@ +! 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 5, not SunOS 4. +! Assumes this is called before the stack contents are +! examined. + + .seg "text" + .globl GC_save_regs_in_stack + .globl GC_push_regs +GC_save_regs_in_stack: +GC_push_regs: + ta 0x3 ! ST_FLUSH_WINDOWS + mov %sp,%o0 + retl + nop + + .globl GC_clear_stack_inner +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 + + + + + + |