From 9b0f7ef8bcf3b837365a2cf0af6b3ddbcdfdeb4f Mon Sep 17 00:00:00 2001
From: Georg-Johann Lay <avr@gjlay.de>
Date: Mon, 26 Feb 2024 19:47:33 +0100
Subject: [PATCH] AVR: Dead code removal.
gcc/
* config/avr/avr.cc (avr_out_compare) [AVR_TINY]: Remove code in
an "if avr_adiw_reg_p()" block that's dead for AVR_TINY.
---
gcc/config/avr/avr.cc | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/gcc/config/avr/avr.cc b/gcc/config/avr/avr.cc
index d3756a2f0369..655a8e89fdce 100644
--- a/gcc/config/avr/avr.cc
+++ b/gcc/config/avr/avr.cc
@@ -6291,10 +6291,7 @@ avr_out_compare (rtx_insn *insn, rtx *xop, int *plen)
&& (val8 == 0
|| reg_unused_after (insn, xreg)))
{
- if (AVR_TINY)
- avr_asm_len (TINY_SBIW (%A0, %B0, %1), xop, plen, 2);
- else
- avr_asm_len ("sbiw %0,%1", xop, plen, 1);
+ avr_asm_len ("sbiw %0,%1", xop, plen, 1);
i++;
continue;
@@ -6305,9 +6302,7 @@ avr_out_compare (rtx_insn *insn, rtx *xop, int *plen)
&& compare_eq_p (insn)
&& reg_unused_after (insn, xreg))
{
- return AVR_TINY
- ? avr_asm_len (TINY_ADIW (%A0, %B0, %n1), xop, plen, 2)
- : avr_asm_len ("adiw %0,%n1", xop, plen, 1);
+ return avr_asm_len ("adiw %0,%n1", xop, plen, 1);
}
}
--
GitLab