C-SKY: Describe ck802 bypass accurately.
authorXianmiao Qu <xianmiao_qu@c-sky.com>
Tue, 6 Apr 2021 12:19:15 +0000 (20:19 +0800)
committerXianmiao Qu <xianmiao_qu@c-sky.com>
Tue, 6 Apr 2021 12:48:32 +0000 (20:48 +0800)
Fix the following warning:
insn-automata.c: In function ‘int maximal_insn_latency(rtx_insn*)’:
insn-automata.c:679:37: warning: array subscript -1 is below array bounds of ‘const unsigned char [19]’ [-Warray-bounds]
  679 |   return default_latencies[insn_code];
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~^
insn-automata.c:397:30: note: while referencing ‘default_latencies’
  397 |   static const unsigned char default_latencies[] =
      |

gcc/
* config/csky/csky_pipeline_ck802.md : Use insn reservation name
instead of *.

gcc/config/csky/csky_pipeline_ck802.md

index bf1c2a7..2406f59 100644 (file)
 (define_bypass 3 "ck802_load,ck802_store" "ck802_pool")
 (define_bypass 3 "ck802_pool" "ck802_load,ck802_store")
 
-(define_bypass 1 "*" "ck802_alu")
+(define_bypass 1 "ck802_alu,ck802_branch,ck802_cmp,ck802_cbranch,ck802_call,\
+                 ck802_load,ck802_pool,ck802_store"
+                "ck802_alu")
 
-(define_bypass 1 "*" "ck802_branch")
+(define_bypass 1 "ck802_alu,ck802_branch,ck802_cmp,ck802_cbranch,ck802_call,\
+                 ck802_load,ck802_pool,ck802_store"
+                "ck802_branch")
 
 (define_bypass 2 "ck802_cmp" "ck802_cbranch")