added conditional transformation

[fw/sdcc] / src / port.h

diff --git a/src/port.h b/src/port.h
index e380441ac12d274aaef735d3f2043a75d48e99f5..b98eee5351aedee42d9601bed17d4b20eaa4eb35 100644 (file)
--- a/src/port.h
+++ b/src/port.h
@@ -20,6 +20,9 @@ typedef struct {
            code is provided by a seperate module.
        */
        bool glue_up_main;
+       /* OR of MODEL_* */
+       int supported_models;
+       int default_model;
     } general;
 
     /* assembler related information */
@@ -30,12 +33,18 @@ typedef struct {
        const char *debug_opts;
        /** Arguments for normal assembly mode.  PENDING: ignored */
        const char *plain_opts;
+       /* print externs as global */
+       int externGlobal;
     } assembler;
 
     /* linker related info */
     struct {
        /** Command to run (eg link-z80) */
        const char **cmd;
+       /** If non-null will be used to execute the link. */
+       void (*do_link)(void);
+       /** Extention for object files (.rel, .obj, ...) */
+       const char *rel_ext;
     } linker;
 
     struct {
@@ -70,6 +79,7 @@ typedef struct {
        const char *static_name;
        const char *overlay_name;
        const char *post_static_name;
+       const char *home_name;
        struct memmap *default_local_map ; /* default location for auto vars */
        struct memmap *default_globl_map ; /* default location for globl vars*/
        int         code_ro;               /* code space read-only 1=yes */
@@ -87,6 +97,9 @@ typedef struct {
        int call_overhead;
        /** Re-enterant space */
        int reent_overhead;
+       /** 'banked' call overhead.
+           Mild overlap with bank_overhead */
+       int banked_overhead;
     } stack;
 
     struct {
@@ -94,6 +107,10 @@ typedef struct {
            mul/div operation the processor can do nativley 
            Eg if the processor has an 8 bit mul, nativebelow is 2 */
        int native_below;
+       /** The mul/div/mod functions will be made to use regparams
+           for sizeof(param) < log2(force_reg)
+           i.e. Use 2 for WORD and BYTE, 0 for none. */
+       int force_reg_param_below;
     } muldiv;
 
     /** Prefix to add to a C function (eg "_") */
@@ -112,7 +129,7 @@ typedef struct {
        options are parsed. */
     void (*setDefaultOptions)(void);
     /** Does the dirty work. */
-    void (*assignRegisters)(eBBlock **, int);
+    void (*assignRegisters)(struct eBBlock **, int);
     
     /** Returns the register name of a symbol.
        Used so that 'regs' can be an incomplete type. */
@@ -140,9 +157,43 @@ typedef struct {
        processed, 1 otherwise.  May be NULL.
     */
     int (*process_pragma)(const char *sz);
-   
+
+    /** If TRUE, then tprintf and !dw will be used for some initalisers
+     */
+    bool use_dw_for_init;
+
+    /* condition transformations */
+    bool lt_nge ;     /* transform (a < b)  to !(a >= b)  */
+    bool gt_nle ;     /* transform (a > b)  to !(a <= b)  */
+    bool le_ngt ;     /* transform (a <= b) to !(a > b)   */
+    bool ge_nlt ;     /* transform (a >= b) to !(a < b)   */
+    bool ne_neq ;     /* transform a != b --> ! (a == b)  */
+    bool eq_nne ;     /* transform a == b --> ! (a != b)  */
 } PORT;
 
 extern PORT *port;
 
+#if !OPT_DISABLE_MCS51
+extern PORT mcs51_port;
+#endif
+#if !OPT_DISABLE_GBZ80
+extern PORT gbz80_port;
+#endif
+#if !OPT_DISABLE_Z80
+extern PORT z80_port;
+#endif
+#if !OPT_DISABLE_AVR
+extern PORT avr_port;
+#endif
+#if !OPT_DISABLE_DS390
+extern PORT ds390_port;
+#endif
+
+/* Test to see if we are current compiling in DS390 mode. */
+#define IS_MCS51_PORT (port == &mcs51_port)
+#define IS_GBZ80_PORT (port == &gbz80_port)
+#define IS_Z80_PORT (port == &z80_port)
+#define IS_AVR_PORT (port == &avr_port)
+#define IS_DS390_PORT (port == &ds390_port)
+
 #endif