gbdk-2020 | GameBoy Development Kit |
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commit d9c20fd006e51a9a749c5741aa7ebd7c4203a928 parent 8ac901ef01ba2fbc81bfc2bf50a3028ebd6bffa3 Author: bbbbbr <reg+github@roughhousing.com> Date: Wed, 2 Jun 2021 19:38:09 -0700 Merge pull request #192 from bbbbbr/lcc_nolibs Lcc: add -no-libs (also rename -nocrt to -no-crt) Diffstat:
| M | docs/pages/20_toolchain_settings.md | 38 | +++++++++++++++++++++++++------------- |
| M | gbdk-support/lcc/gb.c | 20 | +++++++++++--------- |
| M | gbdk-support/lcc/lcc.c | 9 | +++++++-- |
3 files changed, 43 insertions(+), 24 deletions(-)
diff --git a/docs/pages/20_toolchain_settings.md b/docs/pages/20_toolchain_settings.md @@ -20,6 +20,8 @@ -lx search library `x' -N do not search the standard directories for #include files -n emit code to check for dereferencing zero pointers +-no-crt do not auto-include the gbdk crt0.o runtime in linker list +-no-libs do not auto-include the gbdk libs in linker list -O is ignored -o file leave the output in `file' -P print ANSI-style declarations for globals @@ -39,7 +41,7 @@ @anchor sdcc-settings # sdcc settings ``` -SDCC : mcs51/z80/z180/r2k/r2ka/r3ka/gbz80/tlcs90/ez80_z80/z80n/ds390/pic16/pic14/TININative/ds400/hc08/s08/stm8/pdk13/pdk14/pdk15 4.1.0 #12069 (Linux) +SDCC : mcs51/z80/z180/r2k/r2ka/r3ka/gbz80/tlcs90/ez80_z80/z80n/ds390/pic16/pic14/TININative/ds400/hc08/s08/stm8/pdk13/pdk14/pdk15 4.1.4 #12246 (Linux) published under GNU General Public License (GPL) Usage : sdcc [options] filename Options :- @@ -168,7 +170,7 @@ Special options for the z80 port: --dataseg <name> use this name for the data segment --no-std-crt0 For the z80/gbz80 do not link default crt0.rel --reserve-regs-iy Do not use IY (incompatible with --fomit-frame-pointer) - --oldralloc Use old register allocator + --oldralloc Use old register allocator (deprecated) --fno-omit-frame-pointer Do not omit frame pointer --emit-externs Emit externs list in generated asm --legacy-banking Use legacy method to call banked functions @@ -183,7 +185,7 @@ Special options for the z180 port: --dataseg <name> use this name for the data segment --no-std-crt0 For the z80/gbz80 do not link default crt0.rel --reserve-regs-iy Do not use IY (incompatible with --fomit-frame-pointer) - --oldralloc Use old register allocator + --oldralloc Use old register allocator (deprecated) --fno-omit-frame-pointer Do not omit frame pointer --emit-externs Emit externs list in generated asm --legacy-banking Use legacy method to call banked functions @@ -198,7 +200,7 @@ Special options for the r2k port: --dataseg <name> use this name for the data segment --no-std-crt0 For the z80/gbz80 do not link default crt0.rel --reserve-regs-iy Do not use IY (incompatible with --fomit-frame-pointer) - --oldralloc Use old register allocator + --oldralloc Use old register allocator (deprecated) --fno-omit-frame-pointer Do not omit frame pointer --emit-externs Emit externs list in generated asm --legacy-banking Use legacy method to call banked functions @@ -213,7 +215,7 @@ Special options for the r2ka port: --dataseg <name> use this name for the data segment --no-std-crt0 For the z80/gbz80 do not link default crt0.rel --reserve-regs-iy Do not use IY (incompatible with --fomit-frame-pointer) - --oldralloc Use old register allocator + --oldralloc Use old register allocator (deprecated) --fno-omit-frame-pointer Do not omit frame pointer --emit-externs Emit externs list in generated asm --legacy-banking Use legacy method to call banked functions @@ -228,7 +230,7 @@ Special options for the r3ka port: --dataseg <name> use this name for the data segment --no-std-crt0 For the z80/gbz80 do not link default crt0.rel --reserve-regs-iy Do not use IY (incompatible with --fomit-frame-pointer) - --oldralloc Use old register allocator + --oldralloc Use old register allocator (deprecated) --fno-omit-frame-pointer Do not omit frame pointer --emit-externs Emit externs list in generated asm --legacy-banking Use legacy method to call banked functions @@ -237,6 +239,7 @@ Special options for the r3ka port: Special options for the gbz80 port: -bo <num> use code bank <num> -ba <num> use data bank <num> + --asm= Define assembler name (rgbds/asxxxx/isas/z80asm/gas) --callee-saves-bc Force a called function to always save BC --codeseg <name> use this name for the code segment --constseg <name> use this name for the const segment @@ -253,7 +256,7 @@ Special options for the tlcs90 port: --dataseg <name> use this name for the data segment --no-std-crt0 For the z80/gbz80 do not link default crt0.rel --reserve-regs-iy Do not use IY (incompatible with --fomit-frame-pointer) - --oldralloc Use old register allocator + --oldralloc Use old register allocator (deprecated) --fno-omit-frame-pointer Do not omit frame pointer --emit-externs Emit externs list in generated asm --legacy-banking Use legacy method to call banked functions @@ -268,7 +271,7 @@ Special options for the ez80_z80 port: --dataseg <name> use this name for the data segment --no-std-crt0 For the z80/gbz80 do not link default crt0.rel --reserve-regs-iy Do not use IY (incompatible with --fomit-frame-pointer) - --oldralloc Use old register allocator + --oldralloc Use old register allocator (deprecated) --fno-omit-frame-pointer Do not omit frame pointer --emit-externs Emit externs list in generated asm --legacy-banking Use legacy method to call banked functions @@ -283,7 +286,7 @@ Special options for the z80n port: --dataseg <name> use this name for the data segment --no-std-crt0 For the z80/gbz80 do not link default crt0.rel --reserve-regs-iy Do not use IY (incompatible with --fomit-frame-pointer) - --oldralloc Use old register allocator + --oldralloc Use old register allocator (deprecated) --fno-omit-frame-pointer Do not omit frame pointer --emit-externs Emit externs list in generated asm --legacy-banking Use legacy method to call banked functions @@ -383,6 +386,7 @@ Usage: [-Options] outfile file1 [file2 file3 ...] -q Octal listing -x Hex listing (default) -g Undefined symbols made global + -n Don't resolve global assigned value symbols -a All user symbols made global -b Display .define substitutions in listing -bb and display without .define substitutions @@ -497,7 +501,12 @@ Usage: makebin [options] [<in_file> [<out_file>]] Options: -p pack mode: the binary file size will be truncated to the last occupied byte -s romsize size of the binary file (default: rom banks * 16384) - -Z genarate GameBoy format binary file + -Z generate GameBoy format binary file + -S generate Sega Master System format binary file +SMS format options (applicable only with -S option): + -xo n rom size (0xa-0x2) + -xj n set region code (3-7) + -xv n version number (0-15) GameBoy format options (applicable only with -Z option): -yo n number of rom banks (default: 2) (autosize: A) -ya n number of ram banks (default: 0) @@ -522,9 +531,12 @@ gbcompress [options] infile outfile Use: Gbcompress a binary file and write it out. Options --h : Show this help screen --d : Decompress (default is compress) --v : Verbose output +-h : Show this help screen +-d : Decompress (default is compress) +-v : Verbose output +-cin : Read input as .c source format (8 bit char ONLY, uses first array found) +-cout : Write output in .c / .h source format (8 bit char ONLY) +-varname=<NAME> : specify variable name for c source output Example: "gbcompress binaryfile.bin compressed.bin" Example: "gbcompress -d compressedfile.bin decompressed.bin" ``` diff --git a/gbdk-support/lcc/gb.c b/gbdk-support/lcc/gb.c @@ -71,7 +71,8 @@ static struct { #endif { "ihxcheck", "%bindir%ihxcheck" }, { "mkbin", "%sdccdir%makebin" }, - { "crt0dir", "%libdir%%plat%/crt0.o"} + { "crt0dir", "%libdir%%plat%/crt0.o"}, + { "libs_include", "-k %libdir%%port%/ -l %port%.lib -k %libdir%%plat%/ -l %plat%.lib"} }; #define NUM_TOKENS (sizeof(_tokens)/sizeof(_tokens[0])) @@ -113,8 +114,7 @@ static CLASS classes[] = { "%com% %comdefault% -Wa%asdefault% -DGB=1 -DGAMEBOY=1 -DINT_16_BITS $1 %comflag% $2 -o $3", "%as% %asdefault% $1 $3 $2", "%bankpack% $1 $2", - "%ld% -n -i $1 -k %libdir%%port%/ -l %port%.lib " - "-k %libdir%%plat%/ -l %plat%.lib $3 %crt0dir% $2", + "%ld% -n -i $1 %libs_include% $3 %crt0dir% $2", "%ihxcheck% $2 $1", "%mkbin% -Z $1 $2 $3" }, @@ -126,8 +126,7 @@ static CLASS classes[] = { "%com% %comdefault% $1 $2 $3", "%as% %asdefault% $1 $3 $2", "%bankpack% $1 $2", - "%ld% -n -- -i $1 -b_CODE=0x8100 -k%libdir%%port%/ -l%port%.lib " - "-k%libdir%%plat%/ -l%plat%.lib $3 %crt0dir% $2", + "%ld% -n -- -i $1 -b_CODE=0x8100 %libs_include% $3 %crt0dir% $2", "%ihxcheck% $2 $1", "%mkbin% -Z $1 $2 $3" }, @@ -139,8 +138,7 @@ static CLASS classes[] = { "%com% %comdefault% $1 $2 $3", "%as% %asdefault% $1 $3 $2", "%bankpack% $1 $2", - "%ld% -n -- -i $1 -b_DATA=0x8000 -b_CODE=0x200 -k%libdir%%port%/ -l%port%.lib " - "-k%libdir%%plat%/ -l%plat%.lib $3 %crt0dir% $2", + "%ld% -n -- -i $1 -b_DATA=0x8000 -b_CODE=0x200 %libs_include% $3 %crt0dir% $2", "%ihxcheck% $2 $1", "%mkbin% -Z $1 $2 $3" } @@ -299,11 +297,15 @@ int option(char *arg) { // When composing the compile stage, swap in of -S instead of default -c setTokenVal("comflag", "-S"); } - else if ((tail = starts_with(arg, "-nocrt"))) { + else if ((tail = starts_with(arg, "-no-crt"))) { // When composing link stage, clear out crt0dir path setTokenVal("crt0dir", ""); } - else if ((tail = starts_with(arg, "-m"))) { + else if ((tail = starts_with(arg, "-no-libs"))) { + // When composing link stage, clear out crt0dir path + setTokenVal("libs_include", ""); + } + else if ((tail = starts_with(arg, "-m"))) { /* Split it up into a asm/port pair */ char *slash = strchr(tail, '/'); if (slash) { diff --git a/gbdk-support/lcc/lcc.c b/gbdk-support/lcc/lcc.c @@ -781,7 +781,8 @@ static void help(void) { "-lx search library `x'\n", "-N do not search the standard directories for #include files\n", "-n emit code to check for dereferencing zero pointers\n", -"-nocrt do not auto-include the gbdk crt0.o runtime in linker list\n", +"-no-crt do not auto-include the gbdk crt0.o runtime in linker list\n", +"-no-libs do not auto-include the gbdk libs in linker list\n", "-O is ignored\n", "-o file leave the output in `file'\n", "-P print ANSI-style declarations for globals\n", @@ -977,9 +978,13 @@ static void opt(char *arg) { return; } case 'n': - if (strcmp(arg, "-nocrt") == 0) { + if (strcmp(arg, "-no-crt") == 0) { option(arg); // Clear crt0 entry in linker compose string return; + } + else if (strcmp(arg, "-no-libs") == 0) { + option(arg); // Clear libs entry in linker compose string + return; } case 'B': /* -Bdir -Bstatic -Bdynamic */ #ifdef sparc
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