diff options
Diffstat (limited to 'rtl/core/isa.sv')
| -rw-r--r-- | rtl/core/isa.sv | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/rtl/core/isa.sv b/rtl/core/isa.sv deleted file mode 100644 index c98cfd9..0000000 --- a/rtl/core/isa.sv +++ /dev/null @@ -1,210 +0,0 @@ -`ifndef CORE_ISA_SV -`define CORE_ISA_SV - -`define FIELD_COND [31:28] -`define FIELD_OP [27:0] - -`define COND_EQ 4'b0000 -`define COND_NE 4'b0001 -`define COND_HS 4'b0010 -`define COND_LO 4'b0011 -`define COND_MI 4'b0100 -`define COND_PL 4'b0101 -`define COND_VS 4'b0110 -`define COND_VC 4'b0111 -`define COND_HI 4'b1000 -`define COND_LS 4'b1001 -`define COND_GE 4'b1010 -`define COND_LT 4'b1011 -`define COND_GT 4'b1100 -`define COND_LE 4'b1101 -`define COND_AL 4'b1110 -`define COND_UD 4'b1111 // Indefnido antes de ARMv5 - -// Segundo operando de varios grupos de instrucciones - -`define FIELD_SND_ROR8 [11:8] -`define FIELD_SND_IMM8 [7:0] -`define FIELD_SND_IMM12 [11:0] -`define FIELD_SND_SHIFTIMM [11:7] -`define FIELD_SND_RS [11:8] -`define FIELD_SND_ZEROIFREG [7] -`define FIELD_SND_SHIFT [6:5] -`define FIELD_SND_RM [3:0] - -`define SHIFT_LSL 2'b00 -`define SHIFT_LSR 2'b01 -`define SHIFT_ASR 2'b10 -`define SHIFT_ROR 2'b11 - -// Instrucciones de salto - -`define INSN_B 28'b101_0_???????????????????????? -`define INSN_BL 28'b101_1_???????????????????????? - -`define GROUP_B 28'b101_?_???????????????????????? - -`define FIELD_B_L [24] -`define FIELD_B_OFFSET [23:0] - -// Instrucciones de procesamiento de datos (aritmético-lógicas y MOV) - -`define INSN_AND 28'b00_?_0000_?_????_????_???????????? -`define INSN_EOR 28'b00_?_0001_?_????_????_???????????? -`define INSN_SUB 28'b00_?_0010_?_????_????_???????????? -`define INSN_RSB 28'b00_?_0011_?_????_????_???????????? -`define INSN_ADD 28'b00_?_0100_?_????_????_???????????? -`define INSN_ADC 28'b00_?_0101_?_????_????_???????????? -`define INSN_SBC 28'b00_?_0110_?_????_????_???????????? -`define INSN_RSC 28'b00_?_0111_?_????_????_???????????? -`define INSN_TST 28'b00_?_1000_1_????_0000_???????????? -`define INSN_TEQ 28'b00_?_1001_1_????_0000_???????????? -`define INSN_CMP 28'b00_?_1010_1_????_0000_???????????? -`define INSN_CMN 28'b00_?_1011_1_????_0000_???????????? -`define INSN_ORR 28'b00_?_1100_?_????_????_???????????? -`define INSN_MOV 28'b00_?_1101_?_0000_????_???????????? -`define INSN_BIC 28'b00_?_1110_?_????_????_???????????? -`define INSN_MVN 28'b00_?_1111_?_0000_????_???????????? - -`define GROUP_ALU 28'b00_?_????_?_????_????_???????????? - -`define FIELD_DATA_IMM [25] -`define FIELD_DATA_OPCODE [24:21] -`define FIELD_DATA_S [20] -`define FIELD_DATA_RN [19:16] -`define FIELD_DATA_RD [15:12] -`define FIELD_DATA_REGSHIFT [4] - -// Instrucciones de multiplicación - -`define INSN_MUL 28'b0000000_?_????_0000_????_1001_???? -`define INSN_MLA 28'b0000001_?_????_????_????_1001_???? -`define INSN_UMULL 28'b0000100_?_????_????_????_1001_???? -`define INSN_UMLAL 28'b0000101_?_????_????_????_1001_???? -`define INSN_SMULL 28'b0000110_?_????_????_????_1001_???? -`define INSN_SMLAL 28'b0000111_?_????_????_????_1001_???? - -// No incluye INSN_MUL por el SBZ del medio -`define GROUP_BIGMUL 28'b0000???_?_????_????_????_1001_???? - -`define FIELD_MUL_LONG [23] -`define FIELD_MUL_SIGNED [22] -`define FIELD_MUL_ACC [21] -`define FIELD_MUL_SET_FLAGS [20] -`define FIELD_MUL_RD [19:16] -`define FIELD_MUL_RN [15:12] -`define FIELD_MUL_RS [11:8] -`define FIELD_MUL_RM [3:0] - -// Instrucciones de load/store - -`define INSN_LDR 28'b01_?_?_?_0_?_1_????_????_???????????? -`define INSN_LDRB 28'b01_?_?_?_1_?_1_????_????_???????????? -`define INSN_LDRBT 28'b01_?_0_?_1_1_1_????_????_???????????? -`define INSN_LDRT 28'b01_?_0_?_0_1_1_????_????_???????????? -`define INSN_STR 28'b01_?_?_?_0_?_0_????_????_???????????? -`define INSN_STRB 28'b01_?_?_?_1_?_0_????_????_???????????? -`define INSN_STRBT 28'b01_?_0_?_1_1_0_????_????_???????????? -`define INSN_STRT 28'b01_?_0_?_0_1_0_????_????_???????????? - -`define INSN_LDRH 28'b000_?_?_?_?_1_????_????_????_1011_???? -`define INSN_LDRSB 28'b000_?_?_?_?_1_????_????_????_1101_???? -`define INSN_LDRSH 28'b000_?_?_?_?_1_????_????_????_1111_???? -`define INSN_STRH 28'b000_?_?_?_?_0_????_????_????_1011_???? - -`define INSN_LDM_CUR 28'b100_?_?_0_?_1_????_???????????????? -`define INSN_LDM_USR 28'b100_?_?_1_0_1_????_0_??????????????? -`define INSN_LDM_RFE 28'b100_?_?_1_?_1_????_1_??????????????? -`define INSN_STM_CUR 28'b100_?_?_0_?_0_????_???????????????? -`define INSN_STM_USR 28'b100_?_?_1_0_0_????_???????????????? - -`define GROUP_LDST_SINGLE 28'b01_?_?_?_?_?_?_????_????_???????????? -`define GROUP_LDST_SINGLE_IMM 28'b01_0_?_?_?_?_?_????_????_???????????? -`define GROUP_LDST_SINGLE_REG 28'b01_1_?_?_?_?_?_????_????_?????_??_0_???? -`define GROUP_LDST_MISC 28'b000_?_?_?_?_?_????_????_????_1_?_?_1_???? -`define GROUP_LDST_MISC_IMM 28'b000_?_?_1_?_?_????_????_????_1_?_?_1_???? -`define GROUP_LDST_MISC_REG 28'b000_?_?_0_?_?_????_????_0000_1_?_?_1_???? -`define GROUP_LDST_MULT 28'b100_?_?_?_?_?_????_???????????????? - -`define FIELD_LDST_LD [20] -`define FIELD_LDST_SINGLE_REG [25] -`define FIELD_LDST_SINGLE_P [24] -`define FIELD_LDST_SINGLE_U [23] -`define FIELD_LDST_SINGLE_B [22] -`define FIELD_LDST_SINGLE_W [21] -`define FIELD_LDST_SINGLE_RN [19:16] -`define FIELD_LDST_SINGLE_RD [15:12] - -`define FIELD_LDST_MISC_P [24] -`define FIELD_LDST_MISC_U [23] -`define FIELD_LDST_MISC_REG [22] -`define FIELD_LDST_MISC_W [21] -`define FIELD_LDST_MISC_RN [19:16] -`define FIELD_LDST_MISC_RD [15:12] -`define FIELD_LDST_MISC_IMM_HI [11:8] -`define FIELD_LDST_MISC_S [6] -`define FIELD_LDST_MISC_H [5] -`define FIELD_LDST_MISC_IMM_LO [3:0] -`define FIELD_LDST_MISC_RM [3:0] - -`define FIELD_LDST_MULT_P [24] -`define FIELD_LDST_MULT_U [23] -`define FIELD_LDST_MULT_S [22] -`define FIELD_LDST_MULT_W [21] -`define FIELD_LDST_MULT_RN [19:16] -`define FIELD_LDST_MULT_LIST [15:0] - -// Instrucciones atómicas de intercambio registro-memoria - -`define INSN_SWP 28'b00010000_????_????_0000_1001_???? -`define INSN_SWPB 28'b00010100_????_????_0000_1001_???? - -`define GROUP_SWP 28'b00010?00_????_????_0000_1001_???? - -`define FIELD_SWP_BYTE [22] -`define FIELD_SWP_RN [19:16] -`define FIELD_SWP_RD [15:12] -`define FIELD_SWP_RM [3:0] - -// Instrucciones de coprocesador - -`define INSN_MCR 28'b1110_???_0_????_????_????_???_1_???? -`define INSN_MRC 28'b1110_???_1_????_????_????_???_1_???? - -`define GROUP_CP 28'b1110_???_?_????_????_????_???_1_???? - -`define FIELD_CP_OPCODE [23:21] -`define FIELD_CP_LOAD [20] -`define FIELD_CP_CRN [19:16] -`define FIELD_CP_RD [15:12] -`define FIELD_CP_NUM [11:8] -`define FIELD_CP_OPCODE2 [7:5] -`define FIELD_CP_CRM [3:0] - -// Instrucciones de CPSR/SPSR - -`define INSN_MRS 28'b0_0_0_1_0_?_0_0_1111_????_000000000000 -`define INSN_MSR_IMM 28'b0_0_1_1_0_?_1_0_????_1111_????_???????? -`define INSN_MSR_REG 28'b0_0_0_1_0_?_1_0_????_1111_0000_0000_???? - -`define GROUP_MSR 28'b0_0_?_1_0_?_1_0_????_1111_0000_0000_???? - -`define FIELD_MRS_R [24] -`define FIELD_MRS_RD [15:12] -`define FIELD_MSR_I [25] -`define FIELD_MSR_R [22] -`define FIELD_MSR_F [19] -`define FIELD_MSR_S [18] -`define FIELD_MSR_X [17] -`define FIELD_MSR_C [16] -`define FIELD_MSR_ROTATE [11:8] -`define FIELD_MSR_IMM [7:0] -`define FIELD_MSR_RM [3:0] - -// System call - -`define INSN_SWI 28'b1111_???????????????????????? - -`define FIELD_SWI_IMM [23:0] - -`endif |