Suite protage IRIX
git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@1255 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02master
Xavier Leroy
parent
7dace816ea
commit
d03774a5a0
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@ -28,7 +28,11 @@ type specific_operation = unit (* none *)
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(* Sizes, endianness *)
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let big_endian = false
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let big_endian =
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match Config.system with
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"ultrix" -> false
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| "irix" -> true
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| _ -> fatal_error "Arch_mips.big_endian"
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let size_addr = 4
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let size_int = 4
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@ -31,14 +31,6 @@ let pic =
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| "irix" -> true
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| _ -> fatal_error "Emit_mips.pic"
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(* Determine the endianness in which the procesor is running *)
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let big_endian =
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match Config.system with
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"ultrix" -> false
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| "irix" -> true
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| _ -> fatal_error "Emit_mips.big_endian"
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(* Tradeoff between code size and code speed *)
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let fastcode_flag = ref true
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@ -177,7 +169,7 @@ let record_frame live =
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`{emit_label lbl}:`
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let emit_frame fd =
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` .word {emit_label fd.fd_lbl} + 8\n`;
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` .word {emit_label fd.fd_lbl}\n`;
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` .half {emit_int fd.fd_frame_size}\n`;
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` .half {emit_int (List.length fd.fd_live_offset)}\n`;
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List.iter
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@ -304,11 +296,13 @@ let emit_instr i =
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liveregs i 0;
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if pic then
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` move $25, {emit_reg i.arg.(0)}\n`;
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`{record_frame i.live} jal {emit_reg i.arg.(0)}\n`;
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` jal {emit_reg i.arg.(0)}\n`;
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`{record_frame i.live}\n`;
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reload_gp()
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| Lop(Icall_imm s) ->
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liveregs i 0;
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`{record_frame i.live} jal {emit_symbol s}\n`;
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` jal {emit_symbol s}\n`;
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`{record_frame i.live}\n`;
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reload_gp()
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| Lop(Itailcall_ind) ->
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let n = frame_size() in
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@ -336,7 +330,8 @@ let emit_instr i =
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if alloc then begin
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` la $24, {emit_symbol s}\n`;
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liveregs i live_24;
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`{record_frame i.live} jal caml_c_call\n`
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` jal caml_c_call\n`;
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`{record_frame i.live}\n`
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end else begin
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` jal {emit_symbol s}\n`
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end;
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@ -383,21 +378,23 @@ let emit_instr i =
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` .set noreorder\n`;
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` subu $22, $22, {emit_int n}\n`;
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` subu $24, $22, $23\n`;
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`{record_frame i.live} bltzal $24, {emit_label !call_gc_label}\n`;
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` bltzal $24, {emit_label !call_gc_label}\n`;
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` addu {emit_reg i.res.(0)}, $22, 4\n`;
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`{record_frame i.live}\n`;
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` .set reorder\n`
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end else begin
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begin match n with
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8 -> liveregs i 0;
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`{record_frame i.live} jal caml_alloc1\n`
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` jal caml_alloc1\n`
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| 12 -> liveregs i 0;
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`{record_frame i.live} jal caml_alloc2\n`
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` jal caml_alloc2\n`
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| 16 -> liveregs i 0;
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`{record_frame i.live} jal caml_alloc3\n`
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` jal caml_alloc3\n`
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| _ -> ` li $24, {emit_int n}\n`;
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liveregs i live_24;
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`{record_frame i.live} jal caml_alloc\n`
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` jal caml_alloc\n`
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end;
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`{record_frame i.live}\n`;
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` addu {emit_reg i.res.(0)}, $22, 4\n`
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end
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| Lop(Iintop(Icheckbound)) ->
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@ -513,7 +510,7 @@ let emit_instr i =
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` lw $30, 0($sp)\n`;
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` addu $sp, $sp, 8\n`;
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liveregs i 0;
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` j $25\n`
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` jal $25\n` (* Keep retaddr in $31 for debugging *)
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let rec emit_all i =
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match i.desc with Lend -> () | _ -> emit_instr i; emit_all i.next
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@ -607,6 +604,9 @@ let begin_assembly() =
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` .noalias $16,$sp; .noalias $16,$30; .noalias $17,$sp; .noalias $17,$30\n`;
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` .noalias $18,$sp; .noalias $18,$30; .noalias $19,$sp; .noalias $19,$30\n`;
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` .noalias $20,$sp; .noalias $20,$30; .noalias $21,$sp; .noalias $21,$30\n\n`;
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(* The following .file directive is intended to prevent the generation
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of line numbers for the debugger, since they make .o files larger. *)
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` .file 1 \"{emit_string !Location.input_name}\"\n\n`;
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let lbl_begin = Compilenv.current_unit_name() ^ "_begin" in
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` .data\n`;
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` .globl {emit_symbol lbl_begin}\n`;
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@ -241,11 +241,7 @@ $110:
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caml_c_call:
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/* Function to call is in $24 */
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#ifdef _PIC
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.set noreorder
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.cpload $25
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.set reorder
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#endif
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#ifndef _PIC
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/* Record lowest stack address and return address */
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sw $31, caml_last_return_address
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sw $sp, caml_bottom_of_stack
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@ -253,16 +249,7 @@ caml_c_call:
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sw $22, young_ptr
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sw $30, caml_exception_pointer
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/* Call the function */
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#ifdef _PIC
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move $25, $24
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#endif
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jal $24
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#ifdef _PIC
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/* Reload $gp based on return address */
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.set noreorder
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.cpload $31
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.set reorder
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#endif
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/* Reload alloc ptr and alloc limit */
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lw $22, young_ptr
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lw $23, young_limit
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@ -272,7 +259,27 @@ caml_c_call:
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sw $0, caml_last_return_address
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/* Return */
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j $31
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#else
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/* Slightly optimized form of the above when referencing
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global variables is expensive */
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.set noreorder
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.cpload $25
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.set reorder
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la $16, caml_last_return_address
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la $17, young_ptr
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la $18, young_limit
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sw $31, 0($16) /* caml_last_return_address */
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sw $sp, caml_bottom_of_stack
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sw $22, 0($17) /* young_ptr */
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sw $30, caml_exception_pointer
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move $25, $24
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jal $24
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lw $31, 0($16) /* caml_last_return_address */
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lw $22, 0($17) /* young_ptr */
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lw $23, 0($18) /* young_limit */
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sw $0, 0($16) /* caml_last_return_address */
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j $31
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#endif
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.end caml_c_call
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/* Start the Caml program */
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@ -156,15 +156,18 @@ esac
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bytecc="$cc"
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bytecccompopts=""
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bytecclinkopts=""
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if test $gcc = yes; then
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bytecccompopts="-fno-defer-pop -Wall"
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case "$host" in
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*-*-nextstep*)
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bytecccompopts="$bytecccompopts -U__GNUC__ -D_POSIX_SOURCE";;
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alpha-*-osf*)
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bytecclinkopts="-Xlinker -taso";;
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esac
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fi
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case "$bytecc,$host" in
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gcc,*-*-nextstep*)
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bytecccompopts="-fno-defer-pop -Wall -U__GNUC__ -D_POSIX_SOURCE";;
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gcc,alpha-*-osf*)
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bytecccompopts="-fno-defer-pop -Wall"
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bytecclinkopts="-Xlinker -taso";;
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gcc*)
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bytecccompopts="-fno-defer-pop -Wall";;
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cc*,mips-*-irix*)
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bytecclinkopts="-Wl,-woff,84";;
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esac
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echo "BYTECC=$bytecc" >> Makefile
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echo "BYTECCCOMPOPTS=$bytecccompopts" >> Makefile
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@ -202,17 +205,18 @@ case "$arch" in
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*) nativecc="$bytecc";;
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esac
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nativecccompopts=''
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nativecclinkopts=''
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case "$arch,$nativecc,$system" in
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alpha,cc,*) nativecccompopts=-std1;;
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mips,cc,irix) nativecccompopts=-32; nativecclinkopts=-32;;
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mips,cc,irix) nativecccompopts=-32
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nativecclinkopts="-32 -Wl,-woff,84";;
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mips,cc,ultrix) nativecccompopts=-std;;
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*,*,nextstep) nativecccompopts="-Wall -D_POSIX_SOURCE";;
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*,gcc,*) nativecccompopts=-Wall;;
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*) nativecccompopts='';;
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esac
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nativecclinkopts=''
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asflags=''
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aspp='$(AS)'
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asppflags=''
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@ -62,7 +62,7 @@ cm.out:
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$(CAMLOPT) $(OPTFLAGS) -c $<
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.c.o:
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$(NATIVECC) -I../../byterun -c $<
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$(NATIVECC) $(NATIVECCCOMPOPTS) -I../../byterun -c $<
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clean::
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rm -f *.byt *.out
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