On Wed, Apr 18, 2018 at 4:59 AM, Kito Cheng wrote:
+ HOST_WIDE_INT min_first_step =
+RISCV_STACK_ALIGN (frame->total_size - frame->fp_sp_offset);
+ HOST_WIDE_INT max_first_step =
+ROUND_DOWN (IMM_REACH / 2 - PREFERRED_STACK_BOUNDARY / 8,
+ PREFERRED_STACK_BOUNDARY / 8);
+
d up min
step and round down max step to make sure stack always aligned.
From cf75c573ec9c8e5071e54a3cfba377fd0cb5bf3d Mon Sep 17 00:00:00 2001
From: Kito Cheng
Date: Wed, 18 Apr 2018 17:51:35 +0800
Subject: [PATCH] RISC-V: Make sure stack is always aligned during adjusting
stack.
gcc/ChangeLog:
20
