From 67cea74ec613aa6b6c9f619ccdfe1b8f556c1c49 Mon Sep 17 00:00:00 2001
From: nickysn <nickysn@gmail.com>
Date: Tue, 5 Jan 2021 07:50:05 +0000
Subject: [PATCH] + implemented twasmtypeconvnode.second_int_to_bool

git-svn-id: branches/wasm@48076 -
---
 .gitattributes               |  1 +
 compiler/wasm32/cpunode.pas  |  2 +-
 compiler/wasm32/nwasmcnv.pas | 66 ++++++++++++++++++++++++++++++++++++
 3 files changed, 68 insertions(+), 1 deletion(-)
 create mode 100644 compiler/wasm32/nwasmcnv.pas

diff --git a/.gitattributes b/.gitattributes
index d1f1a6445e..ab1a6aa3ce 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -987,6 +987,7 @@ compiler/wasm32/itcpugas.pas svneol=native#text/plain
 compiler/wasm32/itcpuwasm.pas svneol=native#text/plain
 compiler/wasm32/nwasmadd.pas svneol=native#text/plain
 compiler/wasm32/nwasmcal.pas svneol=native#text/plain
+compiler/wasm32/nwasmcnv.pas svneol=native#text/plain
 compiler/wasm32/nwasmcon.pas svneol=native#text/plain
 compiler/wasm32/nwasmflw.pas svneol=native#text/plain
 compiler/wasm32/nwasmmat.pas svneol=native#text/plain
diff --git a/compiler/wasm32/cpunode.pas b/compiler/wasm32/cpunode.pas
index dcf40b9eb0..116c449f94 100644
--- a/compiler/wasm32/cpunode.pas
+++ b/compiler/wasm32/cpunode.pas
@@ -33,7 +33,7 @@ implementation
     ncgbas,ncgflw,ncgcnv,ncgld,ncgmem,ncgcon,ncgset,
     ncgadd, ncgcal,ncgmat,ncginl,
     
-    nwasmadd, nwasmcal, nwasmmat, nwasmflw, nwasmcon,
+    nwasmadd,nwasmcal,nwasmmat,nwasmflw,nwasmcon,nwasmcnv,
     (* todo: WASM
     njvmcnv,njvmcon,njvminl,njvmmem,njvmld,
     njvmset,njvmvmt
diff --git a/compiler/wasm32/nwasmcnv.pas b/compiler/wasm32/nwasmcnv.pas
new file mode 100644
index 0000000000..c21dc5dbea
--- /dev/null
+++ b/compiler/wasm32/nwasmcnv.pas
@@ -0,0 +1,66 @@
+{
+    Copyright (c) 1998-2020 by Florian Klaempfl and Nikolay Nikolov
+
+    Generate WebAssembly code for type converting nodes
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ ****************************************************************************}
+unit nwasmcnv;
+
+{$i fpcdefs.inc}
+
+interface
+
+    uses
+      ncnv,ncgcnv;
+
+    type
+
+       { twasmtypeconvnode }
+
+       twasmtypeconvnode = class(tcgtypeconvnode)
+       protected
+         procedure second_int_to_bool;override;
+       end;
+
+implementation
+
+   uses
+      globals,aasmdata,
+      defutil,
+      cgbase,cgutils,pass_2,
+      hlcgobj,hlcgcpu;
+
+
+{ twasmtypeconvnode }
+
+    procedure twasmtypeconvnode.second_int_to_bool;
+      begin
+        secondpass(left);
+        if codegenerror then
+          exit;
+        thlcgwasm(hlcg).a_load_loc_stack(current_asmdata.CurrAsmList,left.resultdef,left.location);
+        thlcgwasm(hlcg).a_load_const_stack(current_asmdata.CurrAsmList,left.resultdef,0,R_INTREGISTER);
+        thlcgwasm(hlcg).a_cmp_stack_stack(current_asmdata.CurrAsmList,left.resultdef,OC_NE);
+        thlcgwasm(hlcg).resize_stack_int_val(current_asmdata.CurrAsmList,left.resultdef,resultdef,false);
+        location_reset(location,LOC_REGISTER,def_cgsize(resultdef));
+        location.register := hlcg.getintregister(current_asmdata.CurrAsmList,resultdef);
+        thlcgwasm(hlcg).a_load_stack_loc(current_asmdata.CurrAsmList,resultdef,location);
+      end;
+
+begin
+  ctypeconvnode:=twasmtypeconvnode;
+end.