-mabi= pseudo support (#6)

* Pass the mabi option to gas

* Prevent cc1 from choking with -mabi option

* gitingore and settings.json

* pass mabi on every as invokation

.gitignore

@@ -0,0 +1,46 @@
+*.o
+
+/cp/include
+/cp/Makefile
+/cp/stage1
+/cp/stage2
+/cp/stage3
+/cp/stage4
+
+/bc-arity.h
+/bc-opcode.h
+/bc-opname.h
+/bc-arity.h
+/bi-arity
+/bi-opcode
+/bi-opname
+/config.h
+/config.status
+/hconfig.h
+/Makefile
+/options.h
+/specs.h
+/tconfig.h
+/tm.h
+/stamp-*
+/insn-*
+
+/genattr
+/genattrtab
+/gencodes
+/genemit
+/genextract
+/genflags
+/genconfig
+/genopinit
+/genoutput
+/genpeep
+/genrecog
+/multilib.h
+
+/cccp
+/cpp
+/cc1
+/xgcc
+/cc1plus
+/g++

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "editor.detectIndentation": false,
+    "editor.indentSize": 2,
+    "editor.tabSize": 8
+}

config/mips/mips.c

@@ -195,6 +195,7 @@ int mips_isa;
 /* Strings to hold which cpu and instruction set architecture to use.  */
 char *mips_cpu_string;		/* for -mcpu=<xxx> */
 char *mips_isa_string;		/* for -mips{1,2,3,4} */
+char *mips_abi_string;		/* for -mabi=<xxx> */
 
 /* Generating calls to position independent functions?  */
 enum mips_abicalls_type mips_abicalls;

config/mips/mips.h

@@ -119,6 +119,7 @@ extern enum mips_abicalls_type mips_abicalls;/* for svr4 abi pic calls */
 extern int mips_isa;			/* architectural level */
 extern char *mips_cpu_string;		/* for -mcpu=<xxx> */
 extern char *mips_isa_string;		/* for -mips{1,2,3,4} */
+extern char *mips_abi_string;		/* for -mabi=<xxx> */
 extern int dslots_load_total;		/* total # load related delay slots */
 extern int dslots_load_filled;		/* # filled load delay slots */
 extern int dslots_jump_total;		/* total # jump related delay slots */
@@ -451,7 +452,8 @@ extern char	       *mktemp ();
 #define TARGET_OPTIONS							\
 {									\
   { "cpu=",	&mips_cpu_string	},				\
-  { "ips",	&mips_isa_string	}				\
+  { "ips",	&mips_isa_string	},				\
+  { "abi=",	&mips_abi_string	}				\
 }
 
 /* Macros to decide whether certain features are available or not,

gcc.c

@@ -628,7 +628,7 @@ static struct compiler default_compilers[] =
 		   %{aux-info*}\
 		   %{pg:%{fomit-frame-pointer:%e-pg and -fomit-frame-pointer are incompatible}}\
 		   %{S:%W{o*}%{!o*:-o %b.s}}%{!S:-o %{|!pipe:%g.s}} |\n\
-              %{!S:as %a %Y\
+              %{!S:as %a %Y %{mabi*}\
 		      %{c:%W{o*}%{!o*:-o %w%b%O}}%{!c:-o %d%w%u%O}\
                       %{!pipe:%g.s} %A\n }}}}"},
   {"-",
@@ -663,7 +663,7 @@ static struct compiler default_compilers[] =
 		   %{aux-info*}\
 		   %{pg:%{fomit-frame-pointer:%e-pg and -fomit-frame-pointer are incompatible}}\
 		   %{S:%W{o*}%{!o*:-o %b.s}}%{!S:-o %{|!pipe:%g.s}} |\n\
-              %{!S:as %a %Y\
+              %{!S:as %a %Y %{mabi*}\
 		      %{c:%W{o*}%{!o*:-o %w%b%O}}%{!c:-o %d%w%u%O}\
                       %{!pipe:%g.s} %A\n }}}}"},
   {".h", "@c-header"},
@@ -687,12 +687,12 @@ static struct compiler default_compilers[] =
 			%{aux-info*}\
 			%{pg:%{fomit-frame-pointer:%e-pg and -fomit-frame-pointer are incompatible}}\
 			%{S:%W{o*}%{!o*:-o %b.s}}%{!S:-o %{|!pipe:%g.s}} |\n\
-		     %{!S:as %a %Y\
+		     %{!S:as %a %Y %{mabi*}\
 			     %{c:%W{o*}%{!o*:-o %w%b%O}}%{!c:-o %d%w%u%O}\
 			     %{!pipe:%g.s} %A\n }}}}"},
   {".s", "@assembler"},
   {"@assembler",
-   "%{!M:%{!MM:%{!E:%{!S:as %a %Y\
+   "%{!M:%{!MM:%{!E:%{!S:as %a %Y %{mabi*}\
 		            %{c:%W{o*}%{!o*:-o %w%b%O}}%{!c:-o %d%w%u%O}\
 			    %i %A\n }}}}"},
   {".S", "@assembler-with-cpp"},
@@ -705,7 +705,7 @@ static struct compiler default_compilers[] =
         %{traditional-cpp:-traditional}\
 	%{g*} %{W*} %{w} %{pedantic*} %{H} %{d*} %C %{D*} %{U*} %{i*} %Z\
         %i %{!M:%{!MM:%{!E:%{!pipe:%g.s}}}}%{E:%W{o*}}%{M:%W{o*}}%{MM:%W{o*}} |\n",
-   "%{!M:%{!MM:%{!E:%{!S:as %a %Y\
+   "%{!M:%{!MM:%{!E:%{!S:as %a %Y %{mabi*}\
                     %{c:%W{o*}%{!o*:-o %w%b%O}}%{!c:-o %d%w%u%O}\
 		    %{!pipe:%g.s} %A\n }}}}"},
 #include "specs.h"