From 09ece7b5287a98e6952e05afe5652575dd755a05 Mon Sep 17 00:00:00 2001 From: Jeff Law Date: Thu, 20 Mar 1997 09:00:49 -0700 Subject: pa.c (emit_move_sequence): Don't lose for a secondary reload to the SAR register if... * pa/pa.c (emit_move_sequence): Don't lose for a secondary reload to the SAR register if the input is a MEM with an offset that won't fit in 14bits. From-SVN: r13753 --- gcc/config/pa/pa.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) (limited to 'gcc') diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c index 221166f..5f94160 100644 --- a/gcc/config/pa/pa.c +++ b/gcc/config/pa/pa.c @@ -1170,7 +1170,21 @@ emit_move_sequence (operands, mode, scratch_reg) && FP_REG_CLASS_P (REGNO_REG_CLASS (REGNO (operand1))))) && scratch_reg) { - emit_move_insn (scratch_reg, operand1); + /* D might not fit in 14 bits either; for such cases load D into + scratch reg. */ + if (GET_CODE (operand1) == MEM + && !memory_address_p (SImode, XEXP (operand1, 0))) + { + emit_move_insn (scratch_reg, XEXP (XEXP (operand1, 0), 1)); + emit_move_insn (scratch_reg, gen_rtx (GET_CODE (XEXP (operand1, 0)), + SImode, + XEXP (XEXP (operand1, 0), 0), + scratch_reg)); + emit_move_insn (scratch_reg, gen_rtx (MEM, GET_MODE (operand1), + scratch_reg)); + } + else + emit_move_insn (scratch_reg, operand1); emit_move_insn (operand0, scratch_reg); return 1; } -- cgit v1.1