Attachment 198 Details for Bug 205 – No idea what happened to the previous one. Absolutely none

[patch] No idea what happened to the previous one. Absolutely none

0001-Introducing-.align-directive-thanks-to-Bastian-Schic.patch (text/plain), 11.46 KB, created by ggn on 2022-08-16 01:27:59 CDT

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Creator: ggn

Created: 2022-08-16 01:27:59 CDT

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>From 0fb3f97528f29949293c4df5df1c051a54f8a747 Mon Sep 17 00:00:00 2001
>From: ggn <ggn@atari.org>
>Date: Tue, 16 Aug 2022 09:20:04 +0300
>Subject: [PATCH] Introducing .align directive, thanks to Bastian Schick for 
> most of the implementation. Also, updated documentation and Windows script
>
>---
> direct.c      |  44 ++++++++++
> direct.tab    |   1 +
> docs/rmac.rst |  23 ++++--
> listing.c     |   2 +-
> maketabs.bat  | 221 +++++++++++++++++++-------------------------------
> 5 files changed, 144 insertions(+), 147 deletions(-)
> rewrite maketabs.bat (70%)
>
>diff --git a/direct.c b/direct.c
>index 585764a..65a119d 100644
>--- a/direct.c
>+++ b/direct.c
>@@ -90,6 +90,7 @@ int d_prgflags(void);
> int d_opt(void);
> int d_dsp(void);
> int d_objproc(void);
>+int d_align(void);
> void SetLargestAlignment(int);
> 
> // Directive handler table
>@@ -163,6 +164,7 @@ int (*dirtab[])() = {
> 	d_opt,				// 66 .opt
> 	d_objproc,			// 67 .objproc
> 	(void *)d_dsm,			// 68 .dsm
>+	d_align				// 69 .align
> };
> 
> 
>@@ -842,6 +844,48 @@ int d_qphrase(void)
> }
> 
> 
>+//
>+// Adjust location to <alignment> bytes
>+//
>+int d_align(void)
>+{
>+	unsigned bytesToSkip;
>+	uint64_t eval;
>+
>+	if (abs_expr(&eval) != OK)
>+		return 0;
>+
>+	if (eval < 2)
>+	{
>+		return error("Invalid .align value specified");
>+	}
>+
>+	if (dsp56001)
>+	{
>+		bytesToSkip = eval - sloc % eval;
>+		D_ZEROFILL(bytesToSkip*3);
>+		return 0;
>+	}
>+
>+	bytesToSkip = eval - (rgpu || rdsp ? orgaddr : sloc) % eval;
>+	if ( bytesToSkip != eval )
>+	{
>+		if ((scattr & SBSS) == 0)
>+		{
>+			D_ZEROFILL(bytesToSkip);
>+		}
>+		else
>+		{
>+			sloc += bytesToSkip;
>+
>+			if (orgactive)
>+				orgaddr += bytesToSkip;
>+		}
>+	}
>+	return 0;
>+}
>+
>+
> //
> // Do auto-even.  This must be called ONLY if 'sloc' is odd.
> //
>diff --git a/direct.tab b/direct.tab
>index d05e858..7aac6c5 100644
>--- a/direct.tab
>+++ b/direct.tab
>@@ -113,6 +113,7 @@ opt     66
> .objproc	67
> .dsm	68
> dsm	68
>+.align 69
> .if		500
> if		500
> .else	501
>diff --git a/docs/rmac.rst b/docs/rmac.rst
>index 36dc5e0..b3d25db 100644
>--- a/docs/rmac.rst
>+++ b/docs/rmac.rst
>@@ -17,12 +17,10 @@ the accuracy of printed or duplicated material after the date of publication and
> disclaims liability for changes, errors or omissions.*
> 
> 
>-*Copyright Â© 2011-2020, Reboot*
>+*Copyright Â© 2011-2022, the rmac authors*
> 
> *All rights reserved.*
> 
>-*Reboot Document number F00000K-001 Rev. A.*
>-
> Contents
> ========
> 
>@@ -158,11 +156,11 @@ Switch               Description
> +o\ *0-30*/*p*        Enable specific optimisation
> ~o\ *0-30*/*p*        Disable specific optimisation
> 
>-                      `0: Absolute long adddresses to word (on by default)`
>+                      `0: Absolute long adddresses to word`
> 
>-                      `1: move.l #x,Dn/An to moveq (on by default)`
>+                      `1: move.l #x,Dn/An to moveq`
> 
>-                      `2: Word branches to short (on by default)`
>+                      `2: Word branches to short`
> 
>                       `3: Outer displacement 0(An) to (An)`
> 
>@@ -182,7 +180,7 @@ Switch               Description
> 
>                       `11: 56001 Auto convert short addressing mode to long (default: on)`
> 
>-                      `o30: Enforce PC relative (alternative name: op)`
>+                      `30: Enforce PC relative (alternative name: op)`
> 
> -p                   Produce an executable (**.prg**) output file.
> -ps                  Produce an executable (**.prg**) output file with symbols.
>@@ -652,7 +650,7 @@ and may not be used as symbols (e.g. labels, equates, or the names of macros):
>       a0 a1 a2 a3 a4 a5 a6 a7
>       Tom/Jerry:
>       r0 r1 r2 r3 r4 r5 r6 r7
>-      r8 r9 r10 r11 r12 rl3 r14 r15
>+      r8 r9 r10 r11 r12 r13 r14 r15
>       6502:
>       x y a
>       DSP56001:
>@@ -1037,7 +1035,14 @@ Directives relating to the 6502 are described in the chapter on `6502 Support`_.
>    Therefore, to align GPU/DSP code, align the current section before and
>    after the GPU/DSP code.
> 
>-   **.assert** *expression* [,\ *expression*...]
>+**.align** *expression*
>+
>+  A generalised version of the above directives, this will align the program
>+  counter to the boundary of the specified value. Note that there is not much
>+  error checking happening (only values 0 and 1 are rejected). Also note that
>+  in DSP56001 mode the align value is assumed to be in DSP words, i.e. 24 bits.
>+
>+**.assert** *expression* [,\ *expression*...]
> 
>    Assert that the conditions are true (non-zero). If any of the comma-seperated
>    expressions evaluates to zero an assembler warning is issued. For example:
>diff --git a/listing.c b/listing.c
>index d5a2296..e13856e 100644
>--- a/listing.c
>+++ b/listing.c
>@@ -132,7 +132,7 @@ void date_string(char * buf, uint32_t date)
> 
> //
> // Transform letters a-f in the address and data columns of the listing to
>-// uppercase. (People seem  to like uppercase hex better in assembly-language
>+// uppercase. (People seem to like uppercase hex better in assembly-language
> // listings....)
> //
> void uc_ln(char * ln)
>diff --git a/maketabs.bat b/maketabs.bat
>dissimilarity index 70%
>index 70b8ad6..be45821 100644
>--- a/maketabs.bat
>+++ b/maketabs.bat
>@@ -1,137 +1,84 @@
>-@echo off
>-REM Check for file dates and build .h files if needed
>-
>-SET FILE1=68k.mch
>-SET FILE2=68ktab.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=direct.tab
>-SET FILE2=mntab.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=kw.tab
>-SET FILE2=kwtab.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=risc.tab
>-SET FILE2=risckw.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=dsp56k.mch
>-SET FILE2=dsp56ktab.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=6502.tab
>-SET FILE2=6502kw.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=op.tab
>-SET FILE2=opkw.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=68kregs.tab
>-SET FILE2=68kregs.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=56kregs.tab
>-SET FILE2=56kregs.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=6502regs.tab
>-SET FILE2=6502regs.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=riscregs.tab
>-SET FILE2=riscregs.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-SET FILE1=unary.tab
>-SET FILE2=unarytab.h
>-if not exist %FILE2% GOTO BUILD
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE1% GOTO BUILD
>-
>-GOTO END
>-
>-:BUILD
>-
>-echo Generating files...
>-
>-68kgen 68k.tab <68k.mch >68ktab.h
>-dsp56kgen dsp56k.tab <dsp56k.mch >dsp56ktab.h
>-type direct.tab 68k.tab | kwgen mn >mntab.h
>-kwgen kw <kw.tab >kwtab.h
>-kwgen mr <risc.tab >risckw.h
>-kwgen dsp <dsp56k.tab >dsp56kkw.h
>-kwgen mp <6502.tab >6502kw.h
>-kwgen mp <6502.tab >6502kw.h
>-kwgen mo <op.tab >opkw.h
>-kwgen reg68 <68kregs.tab >68kregs.h
>-kwgen reg56 <56kregs.tab >56kregs.h
>-kwgen reg65 <6502regs.tab >6502regs.h
>-kwgen regrisc <riscregs.tab >riscregs.h
>-kwgen unary <unary.tab >unarytab.h
>-
>-rem touch files that include these header files so they'll recompile
>-echo Generating tables...
>-copy /b amode.c +,, >NUL
>-copy /b direct.c +,, >NUL
>-copy /b expr.c +,, >NUL
>-copy /b mach.c +,, >NUL
>-copy /b procln.c +,, >NUL
>-copy /b riscasm.c +,, >NUL
>-copy /b token.c +,, >NUL
>-copy /b dsp56k_mach.c +,, >NUL
>-
>-:END
>-
>-REM If eagen0.c is newer than eagen.c then "touch" eagen.c so that visual studio will recompile both.
>-REM Same for amode.c / parmode.h and mach.c / 68ktab.h
>-
>-SET FILE1=eagen0.c
>-SET FILE2=eagen.c
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE2% GOTO CHECK2
>-Echo touching eagen0.c...
>-copy /b eagen.c +,, >NUL
>-
>-:CHECK2
>-SET FILE1=parmode.h
>-SET FILE2=amode.c
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE2% GOTO CHECK3
>-Echo touching amode.c...
>-copy /b amode.c +,, >NUL
>-
>-:CHECK3
>-SET FILE1=68ktab.h
>-SET FILE2=mach.c
>-for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>-if %NEWEST%==%FILE2% GOTO END
>-Echo touching mach.c...
>-copy /b mach.c +,, >NUL
>-
>-:END
>-
>+rem @echo off
>+rem Check for file dates and build .h files if needed
>+
>+call :CHECK_OUT_OF_DATE 68k.mch 68ktab.h
>+call :CHECK_OUT_OF_DATE direct.tab mntab.h
>+call :CHECK_OUT_OF_DATE kw.tab kwtab.h
>+call :CHECK_OUT_OF_DATE risc.tab risckw.h
>+call :CHECK_OUT_OF_DATE dsp56k.mch dsp56ktab.h
>+call :CHECK_OUT_OF_DATE 6502.tab 6502kw.h
>+call :CHECK_OUT_OF_DATE op.tab opkw.h
>+call :CHECK_OUT_OF_DATE 68kregs.tab 68kregs.h
>+call :CHECK_OUT_OF_DATE 56kregs.tab 56kregs.h
>+call :CHECK_OUT_OF_DATE 6502regs.tab 6502regs.h
>+call :CHECK_OUT_OF_DATE riscregs.tab riscregs.h
>+call :CHECK_OUT_OF_DATE unary.tab unarytab.h
>+
>+GOTO NOGEN
>+
>+:BUILD
>+
>+echo Generating files...
>+
>+68kgen 68k.tab <68k.mch >68ktab.h
>+dsp56kgen dsp56k.tab <dsp56k.mch >dsp56ktab.h
>+type direct.tab 68k.tab | kwgen mn >mntab.h
>+kwgen kw <kw.tab >kwtab.h
>+kwgen mr <risc.tab >risckw.h
>+kwgen dsp <dsp56k.tab >dsp56kkw.h
>+kwgen mp <6502.tab >6502kw.h
>+kwgen mp <6502.tab >6502kw.h
>+kwgen mo <op.tab >opkw.h
>+kwgen reg68 <68kregs.tab >68kregs.h
>+kwgen reg56 <56kregs.tab >56kregs.h
>+kwgen reg65 <6502regs.tab >6502regs.h
>+kwgen regrisc <riscregs.tab >riscregs.h
>+kwgen unary <unary.tab >unarytab.h
>+
>+rem Touch timestamps of files that include these header files so they'll recompile
>+echo Generating tables...
>+copy /b amode.c +,, >NUL
>+copy /b direct.c +,, >NUL
>+copy /b expr.c +,, >NUL
>+copy /b mach.c +,, >NUL
>+copy /b procln.c +,, >NUL
>+copy /b riscasm.c +,, >NUL
>+copy /b token.c +,, >NUL
>+copy /b dsp56k_mach.c +,, >NUL
>+copy /b eagen.c +,, >NUL
>+goto :END
>+
>+:NOGEN
>+
>+REM If eagen0.c is newer than eagen.c then "touch" eagen.c so that visual studio will recompile oth.
>+REM Same for amode.c / parmode.h and mach.c / 68ktab.h
>+call :CHECK_AND_TOUCH eagen0.c eagen.c
>+call :CHECK_AND_TOUCH parmode.h amode.c
>+call :CHECK_AND_TOUCH 68ktab.h mach.c
>+
>+:END
>+exit /b
>+
>+rem Check if second passed file is older compared to the first, or doesn't exist, or is zero size. In which case go generate everything just to be sure
>+:CHECK_OUT_OF_DATE
>+SET FILE1=%1
>+SET FILE2=%2
>+if not exist %FILE2% GOTO BUILD
>+FOR /F "usebackq" %%A IN ('%FILE2%') DO set size=%%~zA
>+if "%size%"=="0" GOTO BUILD
>+for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>+if %NEWEST%==%FILE1% GOTO BUILD
>+
>+exit /b
>+
>+rem Check if second passed file is older compared to the first, and "touch" the file stamp of hat file if yes
>+:CHECK_AND_TOUCH
>+SET FILE1=%1
>+SET FILE2=%2
>+for /F %%i IN ('dir /b /OD %FILE1% %FILE2% ^| more +1') DO SET NEWEST=%%i
>+if %NEWEST%==%FILE2% GOTO :CHECK_AND_TOUCH_END
>+Echo touching %2...
>+copy /b %2 +,, >NUL
>+
>+:CHECK_AND_TOUCH_END
>+exit /b
>-- 
>2.34.1.windows.1
>

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