On Wed, Apr 17, 2013 at 10:39 AM, Eric Botcazou wrote:
> @@ -538,6 +502,8 @@ emit_delay_sequence (rtx insn, rtx list, int lengt
> INSN_LOCATION (seq_insn) = INSN_LOCATION (tem);
>INSN_LOCATION (tem) = 0;
>
> + /* Remove any REG_DEAD notes because we can't rely on them now
> +
> This patch is also necessary for my new delay-slot scheduler to keep
> basic block boundaries correctly up-to-date. The emit-rtl API does
> that already.
>
> Cross-tested powerpc64 x mips. Currently running bootstrap&test on
> sparc64-unknown-linux-gnu. OK if it passes?
Yes, modulo
@@ -538,6 +
Hello,
With the recent add_insn_* cleanups, we can now simplify
reorg.c:emit_delay_sequence.
Without this patch, emit_delay_sequence hacks the insns chain
"manually", setting PREV_INSN and NEXT_INSN to chain everything
together properly. But emit-rtl provides an abstraction of sorts for
that, and
