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Add some support for cross-compilation to MC68000 AmigaOS (#412)

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Add m68k to recognized CPUs (machinetype)
Add amigaos to recognized operating systems (osversion)
Add ability to override "config.guess" output w/ LDEARCH= to osversion
Add platform.h clauses to recognize AmigaOS 3 using gcc to cross-compile
This commit is contained in:
Nick Briggs
2021-12-08 12:03:04 -08:00
committed by GitHub
parent 65bbcb7d9d
commit 212a0fa9c6
3 changed files with 17 additions and 1 deletions
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1
bin/machinetype
View File

@@ -12,6 +12,7 @@
os=${LDEARCH:-`./config.guess`}
# o/s switch block
case "$os" in
m68k-*) echo m68k ;;
sparc-*) echo sparc ;;
alpha-*) echo alpha ;;
i*86-*-*) echo 386 ;;

3
bin/osversion
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@@ -1,6 +1,7 @@
#!/bin/sh
os=`./config.guess`
os=${LDEARCH:-`./config.guess`}
case "$os" in
m68k-*-amigaos) echo amigaos ;;
sparc-sun-sunos*) echo sunos4 ;;
sparc-sun-solaris1*) echo sunos4 ;;
*-*-solaris2*) echo sunos5 ;;

14
inc/maiko/platform.h
View File

@@ -59,6 +59,13 @@
# define MAIKO_OS_DETECTED 1
#endif
#ifdef amigaos3
# define MAIKO_OS_AMIGAOS3 1
# define MAIKO_OS_NAME "AmigaOS 3"
# define MAIKO_OS_UNIX_LIKE 1
# define MAIKO_OS_DETECTED 1
#endif
/* __SVR4: Defined by clang, gcc, and Sun Studio.
* __SVR4__ was only defined by Sun Studio. */
#if defined(__sun) && defined(__SVR4)
@@ -137,6 +144,13 @@
# define MAIKO_ARCH_DETECTED 1
#endif
#ifdef __mc68000
# define MAIKO_ARCH_M68000 1
# define MAIKO_ARCH_NAME "Motorola68K"
# define MAIKO_ARCH_WORD_BITS 32
# define MAIKO_ARCH_DETECTED 1
#endif
/* Modern GNU C, Clang, Sun Studio provide __BYTE_ORDER__
* Older GNU C (ca. 4.0.1) provides __BIG_ENDIAN__/__LITTLE_ENDIAN__
*/