Skip to content

R
riscv-gcc-1
Commit 8c4f5c09 by Jim Wilson
Options

(move_movables): Aviod lossage when CALL_INSN_FUNCTION_USAGE 

is NULL.

From-SVN: r7777
parent 98068ba2
Showing with 6 additions and 4 deletions
gcc/loop.c
......@@ -1791,8 +1791,9 @@ move_movables (movables, threshold, insn_count, loop_start, end, nregs)
/* Because the USAGE information potentially
contains objects other than hard registers
we need to copy it. */
CALL_INSN_FUNCTION_USAGE (i1) =
copy_rtx (CALL_INSN_FUNCTION_USAGE (temp));
if (CALL_INSN_FUNCTION_USAGE (temp))
CALL_INSN_FUNCTION_USAGE (i1) =
copy_rtx (CALL_INSN_FUNCTION_USAGE (temp));
}
else
i1 = emit_insn_before (body, loop_start);
......@@ -1834,8 +1835,9 @@ move_movables (movables, threshold, insn_count, loop_start, end, nregs)
/* Because the USAGE information potentially
contains objects other than hard registers
we need to copy it. */
CALL_INSN_FUNCTION_USAGE (i1) =
copy_rtx (CALL_INSN_FUNCTION_USAGE (p));
if (CALL_INSN_FUNCTION_USAGE (p))
CALL_INSN_FUNCTION_USAGE (i1) =
copy_rtx (CALL_INSN_FUNCTION_USAGE (p));
}
else
i1 = emit_insn_before (PATTERN (p), loop_start);
......
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