From 73737e867f5a4badb12aaecaecadecd5a7f0f27d Mon Sep 17 00:00:00 2001 From: Richard Stallman Date: Fri, 14 May 1993 04:22:03 +0000 Subject: [PATCH] (restore_referenced_regs): New variable saveregs which is number of regs to save at a time... (restore_referenced_regs): New variable saveregs which is number of regs to save at a time, instead of numregs, which is total number of registers to save. From-SVN: r4445 --- gcc/caller-save.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/gcc/caller-save.c b/gcc/caller-save.c index db49610e370..ecdc20aa600 100644 --- a/gcc/caller-save.c +++ b/gcc/caller-save.c @@ -605,13 +605,15 @@ restore_referenced_regs (x, insn, insn_mode) else if (regno < FIRST_PSEUDO_REGISTER) { - int numregs = MIN (HARD_REGNO_NREGS (regno, GET_MODE (x)), - MOVE_MAX / UNITS_PER_WORD); + int numregs = HARD_REGNO_NREGS (regno, GET_MODE (x)); + /* Save at most SAVEREGS at a time. This can not be larger than + MOVE_MAX, because that causes insert_save_restore to fail. */ + int saveregs = MIN (numregs, MOVE_MAX / UNITS_PER_WORD); int endregno = regno + numregs; for (i = regno; i < endregno; i++) if (TEST_HARD_REG_BIT (hard_regs_need_restore, i)) - i += insert_save_restore (insn, 0, i, insn_mode, numregs); + i += insert_save_restore (insn, 0, i, insn_mode, saveregs); } return; -- 2.30.2