From 067104ef7f7ad8a9919287501d597ea552d84b79 Mon Sep 17 00:00:00 2001 From: mamehaze Date: Tue, 9 Dec 2014 14:37:02 +0000 Subject: more arcompact (nw) --- src/emu/cpu/arcompact/arcompactdasm.c | 129 +++++++++++++++++++++++++++++++--- 1 file changed, 121 insertions(+), 8 deletions(-) diff --git a/src/emu/cpu/arcompact/arcompactdasm.c b/src/emu/cpu/arcompact/arcompactdasm.c index aad8765bb2c..2e9d645106f 100644 --- a/src/emu/cpu/arcompact/arcompactdasm.c +++ b/src/emu/cpu/arcompact/arcompactdasm.c @@ -403,6 +403,31 @@ int arcompact_handle18_07_1d_dasm(DASM_OPS_16); int arcompact_handle18_07_1e_dasm(DASM_OPS_16); int arcompact_handle18_07_1f_dasm(DASM_OPS_16); +int arcompact_handle19_00_dasm(DASM_OPS_16); +int arcompact_handle19_01_dasm(DASM_OPS_16); +int arcompact_handle19_02_dasm(DASM_OPS_16); +int arcompact_handle19_03_dasm(DASM_OPS_16); + +int arcompact_handle1c_00_dasm(DASM_OPS_16); +int arcompact_handle1c_01_dasm(DASM_OPS_16); + +int arcompact_handle1d_00_dasm(DASM_OPS_16); +int arcompact_handle1d_01_dasm(DASM_OPS_16); + +int arcompact_handle1e_00_dasm(DASM_OPS_16); +int arcompact_handle1e_01_dasm(DASM_OPS_16); +int arcompact_handle1e_02_dasm(DASM_OPS_16); +int arcompact_handle1e_03_dasm(DASM_OPS_16); + +int arcompact_handle1e_03_00_dasm(DASM_OPS_16); +int arcompact_handle1e_03_01_dasm(DASM_OPS_16); +int arcompact_handle1e_03_02_dasm(DASM_OPS_16); +int arcompact_handle1e_03_03_dasm(DASM_OPS_16); +int arcompact_handle1e_03_04_dasm(DASM_OPS_16); +int arcompact_handle1e_03_05_dasm(DASM_OPS_16); +int arcompact_handle1e_03_06_dasm(DASM_OPS_16); +int arcompact_handle1e_03_07_dasm(DASM_OPS_16); + // condition codes (basic ones are the same as arc @@ -2036,10 +2061,26 @@ int arcompact_handle18_07_1f_dasm(DASM_OPS_16) { print(" (% int arcompact_handle19_dasm(DASM_OPS_16) { - print("GP Instr (%04x)", op); - return 2; + int size = 2; + UINT8 subinstr = (op & 0x0600) >> 9; + op &= ~0x0600; + + switch (subinstr) + { + case 0x00: size = arcompact_handle19_00_dasm(DASM_PARAMS); break; // LD_S (GP) + case 0x01: size = arcompact_handle19_01_dasm(DASM_PARAMS); break; // LDB_S (GP) + case 0x02: size = arcompact_handle19_02_dasm(DASM_PARAMS); break; // LDW_S (GP) + case 0x03: size = arcompact_handle19_03_dasm(DASM_PARAMS); break; // ADD_S (GP) + } + return size; } +int arcompact_handle19_00_dasm(DASM_OPS_16) { print("LD_S r0 <- m[GP + s11].long (%04x)", op); return 2;} +int arcompact_handle19_01_dasm(DASM_OPS_16) { print("LDB_S r0 <- m[GP + s9].byte (%04x)", op); return 2;} +int arcompact_handle19_02_dasm(DASM_OPS_16) { print("LDW_S r0 <- m[GP + s10].word (%04x)", op); return 2;} +int arcompact_handle19_03_dasm(DASM_OPS_16) { print("ADD_S r0 <- GP + s11 (%04x)", op); return 2;} + + int arcompact_handle1a_dasm(DASM_OPS_16) { @@ -2055,22 +2096,94 @@ int arcompact_handle1b_dasm(DASM_OPS_16) int arcompact_handle1c_dasm(DASM_OPS_16) { - print("ADD_S/CMP_S (%04x)", op); - return 2; + int size = 2; + UINT8 subinstr = (op & 0x0080) >> 7; + op &= ~0x0080; + + switch (subinstr) + { + case 0x00: size = arcompact_handle1c_00_dasm(DASM_PARAMS); break; // ADD_S + case 0x01: size = arcompact_handle1c_01_dasm(DASM_PARAMS); break; // CMP_S + } + return size; } +int arcompact_handle1c_00_dasm(DASM_OPS_16) { print("ADD_S b <- b + u7 (%04x)", op); return 2;} +int arcompact_handle1c_01_dasm(DASM_OPS_16) { print("CMP_S b - u7 (%04x)", op); return 2;} + + int arcompact_handle1d_dasm(DASM_OPS_16) { - print("BRcc_S (%04x)", op); - return 2; + int size = 2; + UINT8 subinstr = (op & 0x0080) >> 7; + op &= ~0x0080; + + switch (subinstr) + { + case 0x00: size = arcompact_handle1d_00_dasm(DASM_PARAMS); break; // BREQ_S + case 0x01: size = arcompact_handle1d_01_dasm(DASM_PARAMS); break; // BRNE_S + } + return size; } +int arcompact_handle1d_00_dasm(DASM_OPS_16) { print("BREQ_S (%04x)", op); return 2;} +int arcompact_handle1d_01_dasm(DASM_OPS_16) { print("BRNE_S (%04x)", op); return 2;} + + int arcompact_handle1e_dasm(DASM_OPS_16) { - print("Bcc_S (%04x)", op); - return 2; + int size = 2; + UINT8 subinstr = (op & 0x0600) >> 9; + op &= ~0x0600; + + switch (subinstr) + { + case 0x00: size = arcompact_handle1e_00_dasm(DASM_PARAMS); break; // B_S + case 0x01: size = arcompact_handle1e_01_dasm(DASM_PARAMS); break; // BEQ_S + case 0x02: size = arcompact_handle1e_02_dasm(DASM_PARAMS); break; // BNE_S + case 0x03: size = arcompact_handle1e_03_dasm(DASM_PARAMS); break; // Bcc_S + } + return size; } +int arcompact_handle1e_00_dasm(DASM_OPS_16) { print("B_S (%04x)", op); return 2;} +int arcompact_handle1e_01_dasm(DASM_OPS_16) { print("BEQ_S (%04x)", op); return 2;} +int arcompact_handle1e_02_dasm(DASM_OPS_16) { print("BNE_S (%04x)", op); return 2;} + + +int arcompact_handle1e_03_dasm(DASM_OPS_16) +{ + + int size = 2; + UINT8 subinstr2 = (op & 0x01c0) >> 6; + op &= ~0x01c0; + + switch (subinstr2) + { + case 0x00: size = arcompact_handle1e_03_00_dasm(DASM_PARAMS); break; // BGT_S + case 0x01: size = arcompact_handle1e_03_01_dasm(DASM_PARAMS); break; // BGE_S + case 0x02: size = arcompact_handle1e_03_02_dasm(DASM_PARAMS); break; // BLT_S + case 0x03: size = arcompact_handle1e_03_03_dasm(DASM_PARAMS); break; // BLE_S + case 0x04: size = arcompact_handle1e_03_04_dasm(DASM_PARAMS); break; // BHI_S + case 0x05: size = arcompact_handle1e_03_05_dasm(DASM_PARAMS); break; // BHS_S + case 0x06: size = arcompact_handle1e_03_06_dasm(DASM_PARAMS); break; // BLO_S + case 0x07: size = arcompact_handle1e_03_07_dasm(DASM_PARAMS); break; // BLS_S + } + return size; + +} + +int arcompact_handle1e_03_00_dasm(DASM_OPS_16) { print("BGT_S (%04x)", op); return 2;} +int arcompact_handle1e_03_01_dasm(DASM_OPS_16) { print("BGE_S (%04x)", op); return 2;} +int arcompact_handle1e_03_02_dasm(DASM_OPS_16) { print("BLT_S (%04x)", op); return 2;} +int arcompact_handle1e_03_03_dasm(DASM_OPS_16) { print("BLE_S (%04x)", op); return 2;} +int arcompact_handle1e_03_04_dasm(DASM_OPS_16) { print("BHI_S (%04x)", op); return 2;} +int arcompact_handle1e_03_05_dasm(DASM_OPS_16) { print("BHS_S (%04x)", op); return 2;} +int arcompact_handle1e_03_06_dasm(DASM_OPS_16) { print("BLO_S (%04x)", op); return 2;} +int arcompact_handle1e_03_07_dasm(DASM_OPS_16) { print("BLS_S (%04x)", op); return 2;} + + + int arcompact_handle1f_dasm(DASM_OPS_16) { print("BL_S (%04x)", op); 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