From 7c01edf8314c9321857c76ec02e6833139c68f85 Mon Sep 17 00:00:00 2001
From: Karoly Balogh <karoly@freepascal.org>
Date: Mon, 17 Feb 2025 11:49:00 +0100
Subject: [PATCH] m68k: new CPU capability - the TST instruction supports
address registers (68020+ and CF)
---
compiler/m68k/cpuinfo.pas | 19 ++++++++++---------
1 file changed, 10 insertions(+), 9 deletions(-)
diff --git a/compiler/m68k/cpuinfo.pas b/compiler/m68k/cpuinfo.pas
index b2012b5a39..5af30ac737 100644
--- a/compiler/m68k/cpuinfo.pas
+++ b/compiler/m68k/cpuinfo.pas
@@ -171,7 +171,8 @@ type
CPUM68K_HAS_INDEXWORD, { CPU supports indexing with 16bit index }
CPUM68K_HAS_BYTEWORDMATH, { CPU supports supports 8 and 16bit aritmetic operations }
CPUM68K_HAS_BITFIELD, { CPU supports bitfield instructions }
- CPUM68K_HAS_LONGENCODING { CPU supports long instruction encoding (i.e. non-CF) }
+ CPUM68K_HAS_LONGENCODING, { CPU supports long instruction encoding (i.e. non-CF) }
+ CPUM68K_HAS_TSTAREG { CPU supports TST on address registers }
);
tfpuflags =
@@ -187,14 +188,14 @@ const
cpu_capabilities : array[tcputype] of set of tcpuflags =
( { cpu_none } [],
{ cpu_68000 } [CPUM68K_HAS_DBRA,CPUM68K_HAS_TAS,CPUM68K_HAS_ROLROR,CPUM68K_HAS_MULIMM,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_BYTEWORDMATH,CPUM68K_HAS_LONGENCODING],
- { cpu_68020 } [CPUM68K_HAS_DBRA,CPUM68K_HAS_RTD,CPUM68K_HAS_CAS,CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_ROLROR,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_BASEDISP,CPUM68K_HAS_LONGLINK,CPUM68K_HAS_MULIMM,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_64BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_64BITDIV,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_INDEXSCALE8,CPUM68K_HAS_INDEXWORD,CPUM68K_HAS_BYTEWORDMATH,CPUM68K_HAS_BITFIELD,CPUM68K_HAS_LONGENCODING],
- { cpu_68040 } [CPUM68K_HAS_DBRA,CPUM68K_HAS_RTD,CPUM68K_HAS_CAS,CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_ROLROR,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_BASEDISP,CPUM68K_HAS_LONGLINK,CPUM68K_HAS_MULIMM,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_64BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_64BITDIV,CPUM68K_HAS_MOVE16,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_INDEXSCALE8,CPUM68K_HAS_INDEXWORD,CPUM68K_HAS_BYTEWORDMATH,CPUM68K_HAS_BITFIELD,CPUM68K_HAS_LONGENCODING],
- { cpu_68060 } [CPUM68K_HAS_DBRA,CPUM68K_HAS_RTD,CPUM68K_HAS_CAS,CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_ROLROR,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_BASEDISP,CPUM68K_HAS_LONGLINK,CPUM68K_HAS_MULIMM,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_MOVE16,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_INDEXSCALE8,CPUM68K_HAS_INDEXWORD,CPUM68K_HAS_BYTEWORDMATH,CPUM68K_HAS_BITFIELD,CPUM68K_HAS_LONGENCODING],
- { cpu_isaa } [CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE],
- { cpu_isaap } [CPUM68K_HAS_BRAL,CPUM68K_HAS_BYTEREV,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE],
- { cpu_isab } [CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_MVSMVZ,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE],
- { cpu_isac } [CPUM68K_HAS_TAS,CPUM68K_HAS_BYTEREV,CPUM68K_HAS_MVSMVZ,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE],
- { cpu_cfv4e } [CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_MVSMVZ,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE]
+ { cpu_68020 } [CPUM68K_HAS_DBRA,CPUM68K_HAS_RTD,CPUM68K_HAS_CAS,CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_ROLROR,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_BASEDISP,CPUM68K_HAS_LONGLINK,CPUM68K_HAS_MULIMM,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_64BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_64BITDIV,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_INDEXSCALE8,CPUM68K_HAS_INDEXWORD,CPUM68K_HAS_BYTEWORDMATH,CPUM68K_HAS_BITFIELD,CPUM68K_HAS_LONGENCODING,CPUM68K_HAS_TSTAREG],
+ { cpu_68040 } [CPUM68K_HAS_DBRA,CPUM68K_HAS_RTD,CPUM68K_HAS_CAS,CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_ROLROR,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_BASEDISP,CPUM68K_HAS_LONGLINK,CPUM68K_HAS_MULIMM,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_64BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_64BITDIV,CPUM68K_HAS_MOVE16,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_INDEXSCALE8,CPUM68K_HAS_INDEXWORD,CPUM68K_HAS_BYTEWORDMATH,CPUM68K_HAS_BITFIELD,CPUM68K_HAS_LONGENCODING,CPUM68K_HAS_TSTAREG],
+ { cpu_68060 } [CPUM68K_HAS_DBRA,CPUM68K_HAS_RTD,CPUM68K_HAS_CAS,CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_ROLROR,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_BASEDISP,CPUM68K_HAS_LONGLINK,CPUM68K_HAS_MULIMM,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_MOVE16,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_INDEXSCALE8,CPUM68K_HAS_INDEXWORD,CPUM68K_HAS_BYTEWORDMATH,CPUM68K_HAS_BITFIELD,CPUM68K_HAS_LONGENCODING,CPUM68K_HAS_TSTAREG],
+ { cpu_isaa } [CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_TSTAREG],
+ { cpu_isaap } [CPUM68K_HAS_BRAL,CPUM68K_HAS_BYTEREV,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_TSTAREG],
+ { cpu_isab } [CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_MVSMVZ,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_TSTAREG],
+ { cpu_isac } [CPUM68K_HAS_TAS,CPUM68K_HAS_BYTEREV,CPUM68K_HAS_MVSMVZ,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_TSTAREG],
+ { cpu_cfv4e } [CPUM68K_HAS_TAS,CPUM68K_HAS_BRAL,CPUM68K_HAS_MVSMVZ,CPUM68K_HAS_UNALIGNED,CPUM68K_HAS_32BITMUL,CPUM68K_HAS_16BITDIV,CPUM68K_HAS_32BITDIV,CPUM68K_HAS_REMSREMU,CPUM68K_HAS_INDEXSCALE,CPUM68K_HAS_TSTAREG]
);
{ on m68k, Motorola provided a software-library, which provides full '881/2 instruction set