r269813 - in /trunk/gcc: ChangeLog config/riscv...

[wilson@gcc.gnu.org]

Author: wilson
Date: Tue Mar 19 22:33:34 2019
New Revision: 269813

URL: https://gcc.gnu.org/viewcvs?rev=269813&root=gcc&view=rev
Log:
RISC-V: Fix %lo overflow with BLKmode references.

	gcc/
	PR target/89411
	* config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x.  New locals
	align, size, offset.  Use them to handle a BLKmode reference.  Update
	comment.
	(riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.

	gcc/testsuite/
	PR target/89411
	* gcc.target/riscv/losum-overflow.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/riscv/losum-overflow.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/riscv/riscv.c
    trunk/gcc/testsuite/ChangeLog