From 46e8cb3e49219d01e61279455fdc6778b64cd954 Mon Sep 17 00:00:00 2001
From: florian <florian@freepascal.org>
Date: Mon, 23 Mar 2020 20:54:56 +0000
Subject: [PATCH]   + Xtensa: make use of ADDI

git-svn-id: trunk@44349 -
---
 compiler/xtensa/cgcpu.pas     | 3 ++-
 compiler/xtensa/xtensaatt.inc | 1 +
 compiler/xtensa/xtensaop.inc  | 1 +
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/compiler/xtensa/cgcpu.pas b/compiler/xtensa/cgcpu.pas
index e49d18105c..ec897b752f 100644
--- a/compiler/xtensa/cgcpu.pas
+++ b/compiler/xtensa/cgcpu.pas
@@ -449,7 +449,8 @@ implementation
           it saves us a register }
         else if (op in [OP_MUL,OP_IMUL]) and ispowerof2(a,l1) then
           a_op_const_reg_reg(list,OP_SHL,size,l1,src,dst)
-
+        else if (op=OP_ADD) and (a>=-128) and (a<=127) then
+          list.concat(taicpu.op_reg_reg_const(A_ADDI,dst,src,a))
         else
           begin
             tmpreg:=getintregister(list,size);
diff --git a/compiler/xtensa/xtensaatt.inc b/compiler/xtensa/xtensaatt.inc
index c8a0f4442c..51b0f6403c 100644
--- a/compiler/xtensa/xtensaatt.inc
+++ b/compiler/xtensa/xtensaatt.inc
@@ -1,6 +1,7 @@
 (
 'none',
 'add',
+'addi',
 'and',
 'b',
 'bt',
diff --git a/compiler/xtensa/xtensaop.inc b/compiler/xtensa/xtensaop.inc
index e450dcf608..b25e8e6b24 100644
--- a/compiler/xtensa/xtensaop.inc
+++ b/compiler/xtensa/xtensaop.inc
@@ -1,6 +1,7 @@
 (
 A_NONE,
 A_ADD,
+A_ADDI,
 A_AND,
 A_Bcc,
 A_BT,