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URL https://opencores.org/ocsvn/Aquarius/Aquarius/trunk

Subversion Repositories Aquarius

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  • This comparison shows the changes necessary to convert path 
    /
    from Rev 10 to Rev 11
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Rev 10 → Rev 11

/trunk/verilog/mem.v
24,7 → 24,15
// Revision Number : 3
// Date of Change : 30th April 2003
// Modifier : Thorn Aitch
// Description : Release Version 1.0
// Description : Release Version 1.0
//------------------------------------------------------
// Revision Number : 4
// Date of Change : 10th December 2003
// Modifier : Thorn Aitch
// Description : Release Version 1.1
// Inhibit substitution of "x"
// except for defalut statement whose
// case describes all logic spaces.
//======================================================
// Copyright (C) 2002-2003, Thorn Aitch
//
496,10 → 504,10
end
default: // 2'b11 don't care
begin
DATO_PREV[31:24] <= 8'hxx;
DATO_PREV[23:16] <= 8'hxx;
DATO_PREV[15: 8] <= 8'hxx;
DATO_PREV[ 7: 0] <= 8'hxx;
DATO_PREV[31:24] <= MA_DW[31:24]; // Thorn Aitch 2003/12/10
DATO_PREV[23:16] <= MA_DW[23:16]; // Thorn Aitch 2003/12/10
DATO_PREV[15: 8] <= MA_DW[15: 8]; // Thorn Aitch 2003/12/10
DATO_PREV[ 7: 0] <= MA_DW[15: 8]; // Thorn Aitch 2003/12/10
end
endcase
end
538,10 → 546,11
end
else
// IF from IF_BUF
if ((IF_STATE[2] == 1'b1) && (IF_STATE[0] == 1'b1)) // `S_IFIN or `S_MAEX_IFIN
IF_DR <= IF_IF_BUF;
else
IF_DR <= 32'hxxxxxxxx;
//if ((IF_STATE[2] == 1'b1) && (IF_STATE[0] == 1'b1)) // `S_IFIN or `S_MAEX_IFIN
// IF_DR <= IF_IF_BUF; // Thorn Aitch 2003/12/10
//else // Thorn Aitch 2003/12/10
// IF_DR <= 32'hxxxxxxxx; // Thorn Aitch 2003/12/10
IF_DR <= IF_IF_BUF; // Thorn Aitch 2003/12/10
end
// output
//always @(posedge CLK) begin
617,7 → 626,8
MA_DR[31:0] <= MA_DR_PREV[31:0];
end
default : begin
MA_DR[31:0] <= 32'hxxxxxxxx;
//MA_DR[31:0] <= 32'hxxxxxxxx; // Thorn Aitch 2003/12/10
MA_DR[31:0] <= MA_DR_PREV[31:0]; // Thorn Aitch 2003/12/10
end
endcase
end
/trunk/verilog/decode.v
24,7 → 24,15
// Revision Number : 3
// Date of Change : 30th April 2003
// Modifier : Thorn Aitch
// Description : Release Version 1.0
// Description : Release Version 1.0
//------------------------------------------------------
// Revision Number : 4
// Date of Change : 10th December 2003
// Modifier : Thorn Aitch
// Description : Release Version 1.1
// Inhibit substitution of "x"
// except for defalut statement whose
// case describes all logic spaces.
//======================================================
// Copyright (C) 2002-2003, Thorn Aitch
//
993,7 → 1001,7
 
 
always @(EX_RDREG_X or EX_RDREG_Y or EX_WRREG_Z
or EX_REGNUM_X or EX_REGNUM_Y
or EX_REGNUM_X or EX_REGNUM_Y or EX_REGNUM_Z // Thorn Aitch 2003/12/10
or WB1_WRREG_W or WB1_REGNUM_W
or EX_RDPR_X or EX_RDPR_Y or EX_WRPR_Z
or WB1_WRPR_W
1084,7 → 1092,8
{ID_IF_ISSUE,ID_IF_JP} = 2'b00;
{EX_IF_ISSUE,EX_IF_JP} = 2'b00;
{EX_RDREG_X, EX_RDREG_Y, EX_WRREG_Z, WB_WRREG_W } = 4'b0000;
{EX_REGNUM_X,EX_REGNUM_Y,EX_REGNUM_Z,WB_REGNUM_W} = 16'hxxxx;
// {EX_REGNUM_X,EX_REGNUM_Y,EX_REGNUM_Z,WB_REGNUM_W} = 16'hxxxx; // Thorn Aitch 2003/12/10
{EX_REGNUM_X,EX_REGNUM_Y,EX_REGNUM_Z,WB_REGNUM_W} = 16'h0000; // Thorn Aitch 2003/12/10
{EX_ALUFUNC} = `ALU_NOP;
{EX_MULCOM1, EX_MULCOM2} = 9'b000000000;
{WB_MULCOM1, WB_MULCOM2} = 9'b000000000;
1100,7 → 1109,8
{EX_RDGBR_X, EX_RDGBR_Y, EX_WRGBR_Z, WB_WRGBR_W} = 4'b0000;
{EX_RDVBR_X, EX_RDVBR_Y, EX_WRVBR_Z, WB_WRVBR_W} = 4'b0000;
{EX_RDPR_X, EX_RDPR_Y, EX_WRPR_Z, WB_WRPR_W, EX_WRPR_PC} = 5'b00000;
{EX_MA_ISSUE,EX_MA_WR,EX_MA_SZ,EX_KEEP_CYC} = 5'b0xxxx;
// {EX_MA_ISSUE,EX_MA_WR,EX_MA_SZ,EX_KEEP_CYC} = 5'b0xxxx; // Thorn Aitch 2003/12/10
{EX_MA_ISSUE,EX_MA_WR,EX_MA_SZ,EX_KEEP_CYC} = 5'b00000; // Thorn Aitch 2003/12/10
{EX_WRMAAD_Z,EX_WRMADW_X,EX_WRMADW_Y,WB_RDMADR_W} = 4'b0000;
{EX_RDPC_X,EX_RDPC_Y,EX_WRPC_Z,ID_INCPC} = 4'b0000;
{ID_IFADSEL, EX_IFADSEL} = 2'b00;
1108,8 → 1118,10
{EX_CONST_ZERO8,EX_CONST_ZERO82,EX_CONST_ZERO84} = 3'b000;
{EX_CONST_SIGN8,EX_CONST_SIGN82,EX_CONST_SIGN122} = 3'b000;
{EX_RDCONST_X,EX_RDCONST_Y} = 2'b00;
{EX_CMPCOM} = 3'bxxx;
{EX_SFTFUNC} = 5'bxxxx;
// {EX_CMPCOM} = 3'bxxx; // Thorn Aitch 2003/12/10
{EX_CMPCOM} = 3'b000; // Thorn Aitch 2003/12/10
// {EX_SFTFUNC} = 5'bxxxx; // Thorn Aitch 2003/12/10
{EX_SFTFUNC} = 5'b0000; // Thorn Aitch 2003/12/10
{EX_RDSFT_Z} = 1'b0;
{EX_T_CMPSET, EX_T_CRYSET, EX_T_TSTSET, EX_T_SFTSET} = 4'b0000;
{EX_QT_DV1SET, EX_MQT_DV0SET} = 2'b00;
/trunk/verilog/datapath.v
20,6 → 20,14
// Date of Change : 30th April 2003
// Modifier : Thorn Aitch
// Description : Release Version 1.0
//------------------------------------------------------
// Revision Number : 3
// Date of Change : 10th December 2003
// Modifier : Thorn Aitch
// Description : Release Version 1.1
// Inhibit substitution of "x"
// except for defalut statement whose
// case describes all logic spaces.
//======================================================
// Copyright (C) 2002-2003, Thorn Aitch
//
491,7 → 499,8
|( ALUINX[31]& ALUINY[31]&~ADDSUBXY[31]);
`ALU_SUBV : CRYO <= (~ALUINX[31]& ALUINY[31]& ADDSUBXY[31])
|( ALUINX[31]&~ALUINY[31]&~ADDSUBXY[31]);
default : CRYO <= 1'bx;
// default : CRYO <= 1'bx; // Thorn Aitch 2003/12/10
default : CRYO <= 1'b0; // Thorn Aitch 2003/12/10
endcase
end
 

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