From 473fa8ccce8bb50c9ff8c591520cd8aadc7691d1 Mon Sep 17 00:00:00 2001 From: "Jeffrey A. Law" Date: Mon, 1 May 1995 23:27:01 -0600 Subject: [PATCH] pa.c (hppa_expand_epilogue): Correctly handle restore of %rp for functions with a stack size of exactly... Tue May 2 01:25:29 1995 Jeffrey A. Law * pa.c (hppa_expand_epilogue): Correctly handle restore of %rp for functions with a stack size of exactly 8kbytes and no frame pointer. From-SVN: r9561 --- gcc/config/pa/pa.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c index ab43981c203e..f6a6960ca472 100644 --- a/gcc/config/pa/pa.c +++ b/gcc/config/pa/pa.c @@ -2439,8 +2439,15 @@ hppa_expand_epilogue () set_reg_plus_d (STACK_POINTER_REGNUM, STACK_POINTER_REGNUM, - actual_fsize); - /* Uses value left over in %r1 by set_reg_plus_d. */ - load_reg (2, - (actual_fsize + 20 + ((- actual_fsize) & ~0x7ff)), 1); + + /* This used to try and be clever by not depending on the value in + %r30 and instead use the value held in %r1 (so that the 2nd insn + which sets %r30 could be put in the delay slot of the return insn). + + That won't work since if the stack is exactly 8k set_reg_plus_d + doesn't set %r1, just %r30. */ + load_reg (2, - (actual_fsize + 20 + ((- actual_fsize) & ~0x7ff)), + STACK_POINTER_REGNUM); } /* Reset stack pointer (and possibly frame pointer). The stack */ -- 2.43.5