Skip to content

R
riscv-gcc-1
Commit f1636e8a by Richard Kenner
Options

(cse_around_loop): Don't invalidate SUBREG unless it's a SUBREG of a 

REG.

From-SVN: r8085
parent cf2f7113
Showing with 2 additions and 1 deletions
gcc/cse.c
...@@ -7590,7 +7590,8 @@ cse_around_loop (loop_start) ...@@ -7590,7 +7590,8 @@ cse_around_loop (loop_start)
for (p = last_jump_equiv_class->first_same_value; p; for (p = last_jump_equiv_class->first_same_value; p;
p = p->next_same_value) p = p->next_same_value)
if (GET_CODE (p->exp) == MEM || GET_CODE (p->exp) == REG if (GET_CODE (p->exp) == MEM || GET_CODE (p->exp) == REG
|| GET_CODE (p->exp) == SUBREG) || (GET_CODE (p->exp) == SUBREG
&& GET_CODE (SUBREG_REG (p->exp)) == REG))
invalidate (p->exp); invalidate (p->exp);
else if (GET_CODE (p->exp) == STRICT_LOW_PART else if (GET_CODE (p->exp) == STRICT_LOW_PART
|| GET_CODE (p->exp) == ZERO_EXTRACT) || GET_CODE (p->exp) == ZERO_EXTRACT)
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment