+ first work for esp32-c3 support

compiler/riscv/agrvgas.pas

@@ -233,8 +233,8 @@ unit agrvgas;
       const
         arch_str: array[boolean,tcputype] of string[10] = (
 {$ifdef RISCV32}
-          ('','rv32imac','rv32ima','rv32im','rv32i','rv32e'),
-          ('','rv32imafdc','rv32imafd','rv32imfd','rv32ifd','rv32efd')
+          ('','rv32imac','rv32ima','rv32im','rv32i','rv32e','rv32imc'),
+          ('','rv32imafdc','rv32imafd','rv32imfd','rv32ifd','rv32efd','rv32imcfd')
 {$endif RISCV32}
 {$ifdef RISCV64}
           ('','rv64imac','rv64ima','rv64im','rv64i'),

compiler/riscv32/cpuinfo.pas

@@ -39,7 +39,8 @@ Type
        cpu_rv32ima,
        cpu_rv32im,
        cpu_rv32i,
-       cpu_rv32e
+       cpu_rv32e,
+       cpu_rv32imc
       );
 
    tfputype =
@@ -79,7 +80,8 @@ Type
       ct_ch32v305rb,
       ct_ch32v307rc,
       ct_ch32v307wc,
-      ct_ch32V307vc      
+      ct_ch32V307vc,
+      ct_esp32c3
      );
 
    tcontrollerdatatype = record
@@ -130,7 +132,8 @@ Const
       (controllertypestr:'CH32V305RB'; controllerunitstr:'CH32V307';    cputype:cpu_rv32imac; fputype:fpu_fd; flashbase:$00000000; flashsize:$00020000; srambase:$20000000; sramsize:$00008000),
       (controllertypestr:'CH32V307RC'; controllerunitstr:'CH32V307';    cputype:cpu_rv32imac; fputype:fpu_fd; flashbase:$00000000; flashsize:$00040000; srambase:$20000000; sramsize:$00010000),
       (controllertypestr:'CH32V307WC'; controllerunitstr:'CH32V307';    cputype:cpu_rv32imac; fputype:fpu_fd; flashbase:$00000000; flashsize:$00040000; srambase:$20000000; sramsize:$00010000),
-      (controllertypestr:'CH32V307VC'; controllerunitstr:'CH32V307';    cputype:cpu_rv32imac; fputype:fpu_fd; flashbase:$00000000; flashsize:$00040000; srambase:$20000000; sramsize:$00010000)
+      (controllertypestr:'CH32V307VC'; controllerunitstr:'CH32V307';    cputype:cpu_rv32imac; fputype:fpu_fd; flashbase:$00000000; flashsize:$00040000; srambase:$20000000; sramsize:$00010000),
+      (controllertypestr:'ESP32C3'; controllerunitstr:'ESP32C3';    cputype:cpu_rv32imc; fputype:fpu_none; flashbase:$00000000; flashsize:$00040000; srambase:$20000000; sramsize:$00010000)
    );
    {$POP}
 
@@ -152,7 +155,8 @@ Const
      'RV32IMA',
      'RV32IM',
      'RV32I',
-     'RV32E'
+     'RV32E',
+     'RV32IMC'
    );
 
    fputypestr : array[tfputype] of string[8] = (         
@@ -192,7 +196,8 @@ Const
        { cpu_rv32ima   } [CPURV_HAS_MUL,CPURV_HAS_ATOMIC],
        { cpu_rv32im    } [CPURV_HAS_MUL],
        { cpu_rv32i     } [],
-       { cpu_rv32e     } [CPURV_HAS_16REGISTERS]
+       { cpu_rv32e     } [CPURV_HAS_16REGISTERS],
+       { cpu_rv32imc   } [CPURV_HAS_MUL,CPURV_HAS_COMPACT]
      );
 
 Implementation

compiler/riscv32/cputarg.pas

@@ -40,6 +40,9 @@ implementation
     {$endif}
     {$ifndef NOTARGETEMBEDDED}
       ,t_embed
+    {$ifndef NOTARGETFREERTOS}
+      ,t_freertos
+    {$endif}
     {$endif}
 
 {**************************************

compiler/systems/i_freertos.pas

@@ -785,7 +785,76 @@ unit i_freertos;
             llvmdatalayout : 'e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:64-n32-S32';
           );
 
- implementation
+
+       system_riscv32_freertos_info : tsysteminfo =
+          (
+            system       : system_riscv32_freertos;
+            name         : 'FreeRTOS';
+            shortname    : 'freertos';
+            flags        : [tf_needs_symbol_size,tf_files_case_sensitive,tf_requires_proper_alignment,
+                            tf_smartlink_sections,tf_init_final_units_by_calls];
+            cpu          : cpu_xtensa;
+            unit_env     : '';
+            extradefines : '';
+            exeext       : '';
+            defext       : '.def';
+            scriptext    : '.sh';
+            smartext     : '.sl';
+            unitext      : '.ppu';
+            unitlibext   : '.ppl';
+            asmext       : '.s';
+            objext       : '.o';
+            resext       : '.res';
+            resobjext    : '.or';
+            sharedlibext : '.so';
+            staticlibext : '.a';
+            staticlibprefix : 'libp';
+            sharedlibprefix : 'lib';
+            sharedClibext : '.so';
+            staticClibext : '.a';
+            staticClibprefix : 'lib';
+            sharedClibprefix : 'lib';
+            importlibprefix : 'libimp';
+            importlibext : '.a';
+            Cprefix      : '';
+            newline      : #10;
+            dirsep       : '/';
+            assem        : as_gas;
+            assemextern  : as_gas;
+            link         : ld_none;
+            linkextern   : ld_freertos;
+            ar           : ar_gnu_ar;
+            res          : res_none;
+            dbg          : dbg_dwarf2;
+            script       : script_unix;
+            endian       : endian_little;
+            alignment    :
+              (
+                procalign       : 4;
+                loopalign       : 4;
+                jumpalign       : 0;
+                jumpalignskipmax    : 0;
+                coalescealign   : 0;
+                coalescealignskipmax: 0;
+                constalignmin   : 0;
+                constalignmax   : 4;
+                varalignmin     : 0;
+                varalignmax     : 4;
+                localalignmin   : 4;
+                localalignmax   : 16;
+                recordalignmin  : 0;
+                recordalignmax  : 8;
+                maxCrecordalign : 8
+              );
+            first_parm_offset : 8;
+            stacksize    : 65536;
+            stackalign   : 16;
+            abi : abi_xtensa_windowed;
+            llvmdatalayout : 'e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:64-n32-S32';
+          );
+
+
+implementation
 
 initialization
 {$ifdef CPUARM}

compiler/systems/t_freertos.pas

@@ -1623,17 +1623,17 @@ initialization
 {$endif arm}
 
 {$ifdef avr}
-  RegisterLinker(ld_freertos,TLinkerEmbedded);
+  RegisterLinker(ld_freertos,TlinkerFreeRTOS);
   RegisterTarget(system_avr_embedded_info);
 {$endif avr}
 
 {$ifdef i386}
-  RegisterLinker(ld_freertos,TLinkerEmbedded);
+  RegisterLinker(ld_freertos,TlinkerFreeRTOS);
   RegisterTarget(system_i386_embedded_info);
 {$endif i386}
 
 {$ifdef x86_64}
-  RegisterLinker(ld_freertos,TLinkerEmbedded);
+  RegisterLinker(ld_freertos,TlinkerFreeRTOS);
   RegisterTarget(system_x86_64_embedded_info);
 {$endif x86_64}
 
@@ -1646,22 +1646,22 @@ initialization
 {$endif i8086}
 
 {$ifdef mipsel}
-  RegisterLinker(ld_freertos,TLinkerEmbedded);
+  RegisterLinker(ld_freertos,TlinkerFreeRTOS);
   RegisterTarget(system_mipsel_embedded_info);
 {$endif mipsel}
 
 {$ifdef m68k}
-  RegisterLinker(ld_freertos,TLinkerEmbedded);
+  RegisterLinker(ld_freertos,TlinkerFreeRTOS);
   RegisterTarget(system_m68k_embedded_info);
 {$endif m68k}
 
 {$ifdef riscv32}
-  RegisterLinker(ld_freertos,TLinkerEmbedded);
-  RegisterTarget(system_riscv32_embedded_info);
+  RegisterLinker(ld_freertos,TlinkerFreeRTOS);
+  RegisterTarget(system_riscv32_freertos_info);
 {$endif riscv32}
 
 {$ifdef riscv64}
-  RegisterLinker(ld_freertos,TLinkerEmbedded);
+  RegisterLinker(ld_freertos,TlinkerFreeRTOS);
   RegisterTarget(system_riscv64_embedded_info);
 {$endif riscv64}