h_initfini_align.S revision 1.2.4.2
1 1.2.4.2 yamt /* $NetBSD: h_initfini_align.S,v 1.2.4.2 2014/05/22 11:42:19 yamt Exp $ */ 2 1.2.4.2 yamt 3 1.2.4.2 yamt #include <machine/asm.h> 4 1.2.4.2 yamt 5 1.2.4.2 yamt RCSID("$NetBSD: h_initfini_align.S,v 1.2.4.2 2014/05/22 11:42:19 yamt Exp $") 6 1.2.4.2 yamt 7 1.2.4.2 yamt ENTRY(check_stack_alignment, 0) 8 1.2.4.2 yamt .prologue 9 1.2.4.2 yamt .regstk 0, 2, 0, 0 10 1.2.4.2 yamt 11 1.2.4.2 yamt alloc loc0 = ar.pfs, 0, 2, 0, 0 12 1.2.4.2 yamt 13 1.2.4.2 yamt .body 14 1.2.4.2 yamt mov ret0 = 1 15 1.2.4.2 yamt ;; 16 1.2.4.2 yamt 17 1.2.4.2 yamt /* ar.bsp has an 8-byte alignment requirement */ 18 1.2.4.2 yamt mov loc1 = ar.bsp 19 1.2.4.2 yamt ;; 20 1.2.4.2 yamt 21 1.2.4.2 yamt and loc1 = 7, loc1 22 1.2.4.2 yamt ;; 23 1.2.4.2 yamt 24 1.2.4.2 yamt cmp.eq p1, p0 = 0, loc1 25 1.2.4.2 yamt (p0) mov ret0 = 0 26 1.2.4.2 yamt ;; 27 1.2.4.2 yamt 28 1.2.4.2 yamt /* sp has a 16-byte alignment requirement */ 29 1.2.4.2 yamt (p1) mov loc1 = sp 30 1.2.4.2 yamt ;; 31 1.2.4.2 yamt (p1) and loc1 = 15, loc1 32 1.2.4.2 yamt ;; 33 1.2.4.2 yamt 34 1.2.4.2 yamt (p1) cmp.eq p1, p0 = 0, loc1 35 1.2.4.2 yamt (p0) mov ret0 = 0 36 1.2.4.2 yamt 37 1.2.4.2 yamt br.ret.sptk.few rp 38
Indexes created Tue Oct 14 08:09:56 GMT 2025