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Z80: avoid the need to invert the register values in Javascript

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This commit is contained in:
David Banks 2018-10-12 12:40:59 +01:00
parent 3ae93282ba
commit 9760663cc1
2 changed files with 288 additions and 296 deletions
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448
chip-z80/nodenames.js
View File

@ -67,230 +67,230 @@ ex_dehl0: 625,
ex_dehl1: 629, ex_dehl1: 629,
ex_dehl_combined: 626, ex_dehl_combined: 626,
// Registers // Registers
reg_a0: 2271, reg_a0: 2245,
reg_a1: 2296, reg_a1: 2319,
reg_a2: 2384, reg_a2: 2357,
reg_a3: 2416, reg_a3: 2442,
reg_a4: 2489, reg_a4: 2463,
reg_a5: 2527, reg_a5: 2552,
reg_a6: 2610, reg_a6: 2586,
reg_a7: 2633, reg_a7: 2656,
reg_f0: 1854, reg_f0: 1827,
reg_f1: 1881, reg_f1: 1903,
reg_f2: 1958, reg_f2: 1928,
reg_f3: 1986, reg_f3: 2009,
reg_f4: 2058, reg_f4: 2032,
reg_f5: 2082, reg_f5: 2107,
reg_f6: 2155, reg_f6: 2132,
reg_f7: 2179, reg_f7: 2209,
reg_b0: 2268, reg_b0: 2242,
reg_b1: 2293, reg_b1: 2316,
reg_b2: 2381, reg_b2: 2354,
reg_b3: 2413, reg_b3: 2439,
reg_b4: 2486, reg_b4: 2460,
reg_b5: 2524, reg_b5: 2549,
reg_b6: 2607, reg_b6: 2583,
reg_b7: 2630, reg_b7: 2653,
reg_c0: 1851, reg_c0: 1824,
reg_c1: 1878, reg_c1: 1900,
reg_c2: 1955, reg_c2: 1925,
reg_c3: 1983, reg_c3: 2006,
reg_c4: 2055, reg_c4: 2029,
reg_c5: 2079, reg_c5: 2104,
reg_c6: 2152, reg_c6: 2129,
reg_c7: 2176, reg_c7: 2206,
reg_d0: 2264, reg_d0: 2238,
reg_d1: 2289, reg_d1: 2312,
reg_d2: 2377, reg_d2: 2350,
reg_d3: 2409, reg_d3: 2435,
reg_d4: 2482, reg_d4: 2456,
reg_d5: 2520, reg_d5: 2545,
reg_d6: 2603, reg_d6: 2579,
reg_d7: 2626, reg_d7: 2649,
reg_e0: 1847, reg_e0: 1820,
reg_e1: 1874, reg_e1: 1896,
reg_e2: 1951, reg_e2: 1921,
reg_e3: 1979, reg_e3: 2002,
reg_e4: 2051, reg_e4: 2025,
reg_e5: 2075, reg_e5: 2100,
reg_e6: 2148, reg_e6: 2125,
reg_e7: 2172, reg_e7: 2202,
reg_h0: 2266, reg_h0: 2240,
reg_h1: 2291, reg_h1: 2314,
reg_h2: 2379, reg_h2: 2352,
reg_h3: 2411, reg_h3: 2437,
reg_h4: 2484, reg_h4: 2458,
reg_h5: 2522, reg_h5: 2547,
reg_h6: 2605, reg_h6: 2581,
reg_h7: 2628, reg_h7: 2651,
reg_l0: 1849, reg_l0: 1822,
reg_l1: 1876, reg_l1: 1898,
reg_l2: 1953, reg_l2: 1923,
reg_l3: 1981, reg_l3: 2004,
reg_l4: 2053, reg_l4: 2027,
reg_l5: 2077, reg_l5: 2102,
reg_l6: 2150, reg_l6: 2127,
reg_l7: 2174, reg_l7: 2204,
reg_w0: 2260, reg_w0: 2234,
reg_w1: 2285, reg_w1: 2308,
reg_w2: 2373, reg_w2: 2346,
reg_w3: 2405, reg_w3: 2431,
reg_w4: 2478, reg_w4: 2452,
reg_w5: 2516, reg_w5: 2541,
reg_w6: 2599, reg_w6: 2575,
reg_w7: 2622, reg_w7: 2645,
reg_z0: 1843, reg_z0: 1816,
reg_z1: 1870, reg_z1: 1892,
reg_z2: 1947, reg_z2: 1917,
reg_z3: 1975, reg_z3: 1998,
reg_z4: 2047, reg_z4: 2021,
reg_z5: 2071, reg_z5: 2096,
reg_z6: 2144, reg_z6: 2121,
reg_z7: 2168, reg_z7: 2198,
reg_pch0: 2258, reg_pch0: 2232,
reg_pch1: 2283, reg_pch1: 2306,
reg_pch2: 2371, reg_pch2: 2344,
reg_pch3: 2403, reg_pch3: 2429,
reg_pch4: 2476, reg_pch4: 2450,
reg_pch5: 2514, reg_pch5: 2539,
reg_pch6: 2597, reg_pch6: 2573,
reg_pch7: 2620, reg_pch7: 2643,
reg_pcl0: 1841, reg_pcl0: 1814,
reg_pcl1: 1868, reg_pcl1: 1890,
reg_pcl2: 1945, reg_pcl2: 1915,
reg_pcl3: 1973, reg_pcl3: 1996,
reg_pcl4: 2045, reg_pcl4: 2019,
reg_pcl5: 2069, reg_pcl5: 2094,
reg_pcl6: 2142, reg_pcl6: 2119,
reg_pcl7: 2166, reg_pcl7: 2196,
reg_sph0: 2261, reg_sph0: 2235,
reg_sph1: 2286, reg_sph1: 2309,
reg_sph2: 2374, reg_sph2: 2347,
reg_sph3: 2406, reg_sph3: 2432,
reg_sph4: 2479, reg_sph4: 2453,
reg_sph5: 2517, reg_sph5: 2542,
reg_sph6: 2600, reg_sph6: 2576,
reg_sph7: 2623, reg_sph7: 2646,
reg_spl0: 1844, reg_spl0: 1817,
reg_spl1: 1871, reg_spl1: 1893,
reg_spl2: 1948, reg_spl2: 1918,
reg_spl3: 1976, reg_spl3: 1999,
reg_spl4: 2048, reg_spl4: 2022,
reg_spl5: 2072, reg_spl5: 2097,
reg_spl6: 2145, reg_spl6: 2122,
reg_spl7: 2169, reg_spl7: 2199,
reg_ixh0: 2263, reg_ixh0: 2237,
reg_ixh1: 2288, reg_ixh1: 2311,
reg_ixh2: 2376, reg_ixh2: 2349,
reg_ixh3: 2408, reg_ixh3: 2434,
reg_ixh4: 2481, reg_ixh4: 2455,
reg_ixh5: 2519, reg_ixh5: 2544,
reg_ixh6: 2602, reg_ixh6: 2578,
reg_ixh7: 2625, reg_ixh7: 2648,
reg_ixl0: 1846, reg_ixl0: 1819,
reg_ixl1: 1873, reg_ixl1: 1895,
reg_ixl2: 1950, reg_ixl2: 1920,
reg_ixl3: 1978, reg_ixl3: 2001,
reg_ixl4: 2050, reg_ixl4: 2024,
reg_ixl5: 2074, reg_ixl5: 2099,
reg_ixl6: 2147, reg_ixl6: 2124,
reg_ixl7: 2171, reg_ixl7: 2201,
reg_iyh0: 2262, reg_iyh0: 2236,
reg_iyh1: 2287, reg_iyh1: 2310,
reg_iyh2: 2375, reg_iyh2: 2348,
reg_iyh3: 2407, reg_iyh3: 2433,
reg_iyh4: 2480, reg_iyh4: 2454,
reg_iyh5: 2518, reg_iyh5: 2543,
reg_iyh6: 2601, reg_iyh6: 2577,
reg_iyh7: 2624, reg_iyh7: 2647,
reg_iyl0: 1845, reg_iyl0: 1818,
reg_iyl1: 1872, reg_iyl1: 1894,
reg_iyl2: 1949, reg_iyl2: 1919,
reg_iyl3: 1977, reg_iyl3: 2000,
reg_iyl4: 2049, reg_iyl4: 2023,
reg_iyl5: 2073, reg_iyl5: 2098,
reg_iyl6: 2146, reg_iyl6: 2123,
reg_iyl7: 2170, reg_iyl7: 2200,
reg_i0: 2259, reg_i0: 2233,
reg_i1: 2284, reg_i1: 2307,
reg_i2: 2372, reg_i2: 2345,
reg_i3: 2404, reg_i3: 2430,
reg_i4: 2477, reg_i4: 2451,
reg_i5: 2515, reg_i5: 2540,
reg_i6: 2598, reg_i6: 2574,
reg_i7: 2621, reg_i7: 2644,
reg_r0: 1842, reg_r0: 1815,
reg_r1: 1869, reg_r1: 1891,
reg_r2: 1946, reg_r2: 1916,
reg_r3: 1974, reg_r3: 1997,
reg_r4: 2046, reg_r4: 2020,
reg_r5: 2070, reg_r5: 2095,
reg_r6: 2143, reg_r6: 2120,
reg_r7: 2167, reg_r7: 2197,
reg_aa0: 2270, reg_aa0: 2244,
reg_aa1: 2295, reg_aa1: 2318,
reg_aa2: 2383, reg_aa2: 2356,
reg_aa3: 2415, reg_aa3: 2441,
reg_aa4: 2488, reg_aa4: 2462,
reg_aa5: 2526, reg_aa5: 2551,
reg_aa6: 2609, reg_aa6: 2585,
reg_aa7: 2632, reg_aa7: 2655,
reg_ff0: 1853, reg_ff0: 1826,
reg_ff1: 1880, reg_ff1: 1902,
reg_ff2: 1957, reg_ff2: 1927,
reg_ff3: 1985, reg_ff3: 2008,
reg_ff4: 2057, reg_ff4: 2031,
reg_ff5: 2081, reg_ff5: 2106,
reg_ff6: 2154, reg_ff6: 2131,
reg_ff7: 2178, reg_ff7: 2208,
reg_bb0: 2269, reg_bb0: 2243,
reg_bb1: 2294, reg_bb1: 2317,
reg_bb2: 2382, reg_bb2: 2355,
reg_bb3: 2414, reg_bb3: 2440,
reg_bb4: 2487, reg_bb4: 2461,
reg_bb5: 2525, reg_bb5: 2550,
reg_bb6: 2608, reg_bb6: 2584,
reg_bb7: 2631, reg_bb7: 2654,
reg_cc0: 1852, reg_cc0: 1825,
reg_cc1: 1879, reg_cc1: 1901,
reg_cc2: 1956, reg_cc2: 1926,
reg_cc3: 1984, reg_cc3: 2007,
reg_cc4: 2056, reg_cc4: 2030,
reg_cc5: 2080, reg_cc5: 2105,
reg_cc6: 2153, reg_cc6: 2130,
reg_cc7: 2177, reg_cc7: 2207,
reg_dd0: 2265, reg_dd0: 2239,
reg_dd1: 2290, reg_dd1: 2313,
reg_dd2: 2378, reg_dd2: 2351,
reg_dd3: 2410, reg_dd3: 2436,
reg_dd4: 2483, reg_dd4: 2457,
reg_dd5: 2521, reg_dd5: 2546,
reg_dd6: 2604, reg_dd6: 2580,
reg_dd7: 2627, reg_dd7: 2650,
reg_ee0: 1848, reg_ee0: 1821,
reg_ee1: 1875, reg_ee1: 1897,
reg_ee2: 1952, reg_ee2: 1922,
reg_ee3: 1980, reg_ee3: 2003,
reg_ee4: 2052, reg_ee4: 2026,
reg_ee5: 2076, reg_ee5: 2101,
reg_ee6: 2149, reg_ee6: 2126,
reg_ee7: 2173, reg_ee7: 2203,
reg_hh0: 2267, reg_hh0: 2241,
reg_hh1: 2292, reg_hh1: 2315,
reg_hh2: 2380, reg_hh2: 2353,
reg_hh3: 2412, reg_hh3: 2438,
reg_hh4: 2485, reg_hh4: 2459,
reg_hh5: 2523, reg_hh5: 2548,
reg_hh6: 2606, reg_hh6: 2582,
reg_hh7: 2629, reg_hh7: 2652,
reg_ll0: 1850, reg_ll0: 1823,
reg_ll1: 1877, reg_ll1: 1899,
reg_ll2: 1954, reg_ll2: 1924,
reg_ll3: 1982, reg_ll3: 2005,
reg_ll4: 2054, reg_ll4: 2028,
reg_ll5: 2078, reg_ll5: 2103,
reg_ll6: 2151, reg_ll6: 2128,
reg_ll7: 2175, reg_ll7: 2205,
// Data buses and control // Data buses and control
dp_dl: 82, dp_dl: 82,
dl_dp: 165, dl_dp: 165,

136
chip-z80/support.js
View File

@ -260,48 +260,48 @@ function handleBusWrite(){
function readA() { function readA() {
if (!isNodeHigh(nodenames['ex_af'])) { if (!isNodeHigh(nodenames['ex_af'])) {
return 0xFF ^ readBits('reg_aa', 8); return readBits('reg_aa', 8);
} else { } else {
return 0xFF ^ readBits('reg_a', 8); return readBits('reg_a', 8);
} }
} }
function readF() { function readF() {
if (!isNodeHigh(nodenames['ex_af'])) { if (!isNodeHigh(nodenames['ex_af'])) {
return 0xFF ^ readBits('reg_ff', 8); return readBits('reg_ff', 8);
} else { } else {
return 0xFF ^ readBits('reg_f', 8); return readBits('reg_f', 8);
} }
} }
function readB() { function readB() {
if (isNodeHigh(nodenames['ex_bcdehl'])) { if (isNodeHigh(nodenames['ex_bcdehl'])) {
return 0xFF ^ readBits('reg_bb', 8); return readBits('reg_bb', 8);
} else { } else {
return 0xFF ^ readBits('reg_b', 8); return readBits('reg_b', 8);
} }
} }
function readC() { function readC() {
if (isNodeHigh(nodenames['ex_bcdehl'])) { if (isNodeHigh(nodenames['ex_bcdehl'])) {
return 0xFF ^ readBits('reg_cc', 8); return readBits('reg_cc', 8);
} else { } else {
return 0xFF ^ readBits('reg_c', 8); return readBits('reg_c', 8);
} }
} }
function readD() { function readD() {
if (isNodeHigh(nodenames['ex_bcdehl'])) { if (isNodeHigh(nodenames['ex_bcdehl'])) {
if (isNodeHigh(nodenames['ex_dehl1'])) { if (isNodeHigh(nodenames['ex_dehl1'])) {
return 0xFF ^ readBits('reg_hh', 8); return readBits('reg_hh', 8);
} else { } else {
return 0xFF ^ readBits('reg_dd', 8); return readBits('reg_dd', 8);
} }
} else { } else {
if (isNodeHigh(nodenames['ex_dehl0'])) { if (isNodeHigh(nodenames['ex_dehl0'])) {
return 0xFF ^ readBits('reg_h', 8); return readBits('reg_h', 8);
} else { } else {
return 0xFF ^ readBits('reg_d', 8); return readBits('reg_d', 8);
} }
} }
} }
@ -309,15 +309,15 @@ function readD() {
function readE() { function readE() {
if (isNodeHigh(nodenames['ex_bcdehl'])) { if (isNodeHigh(nodenames['ex_bcdehl'])) {
if (isNodeHigh(nodenames['ex_dehl1'])) { if (isNodeHigh(nodenames['ex_dehl1'])) {
return 0xFF ^ readBits('reg_ll', 8); return readBits('reg_ll', 8);
} else { } else {
return 0xFF ^ readBits('reg_ee', 8); return readBits('reg_ee', 8);
} }
} else { } else {
if (isNodeHigh(nodenames['ex_dehl0'])) { if (isNodeHigh(nodenames['ex_dehl0'])) {
return 0xFF ^ readBits('reg_l', 8); return readBits('reg_l', 8);
} else { } else {
return 0xFF ^ readBits('reg_e', 8); return readBits('reg_e', 8);
} }
} }
} }
@ -325,15 +325,15 @@ function readE() {
function readH() { function readH() {
if (isNodeHigh(nodenames['ex_bcdehl'])) { if (isNodeHigh(nodenames['ex_bcdehl'])) {
if (isNodeHigh(nodenames['ex_dehl1'])) { if (isNodeHigh(nodenames['ex_dehl1'])) {
return 0xFF ^ readBits('reg_dd', 8); return readBits('reg_dd', 8);
} else { } else {
return 0xFF ^ readBits('reg_hh', 8); return readBits('reg_hh', 8);
} }
} else { } else {
if (isNodeHigh(nodenames['ex_dehl0'])) { if (isNodeHigh(nodenames['ex_dehl0'])) {
return 0xFF ^ readBits('reg_d', 8); return readBits('reg_d', 8);
} else { } else {
return 0xFF ^ readBits('reg_h', 8); return readBits('reg_h', 8);
} }
} }
} }
@ -341,63 +341,63 @@ function readH() {
function readL() { function readL() {
if (isNodeHigh(nodenames['ex_bcdehl'])) { if (isNodeHigh(nodenames['ex_bcdehl'])) {
if (isNodeHigh(nodenames['ex_dehl1'])) { if (isNodeHigh(nodenames['ex_dehl1'])) {
return 0xFF ^ readBits('reg_ee', 8); return readBits('reg_ee', 8);
} else { } else {
return 0xFF ^ readBits('reg_ll', 8); return readBits('reg_ll', 8);
} }
} else { } else {
if (isNodeHigh(nodenames['ex_dehl0'])) { if (isNodeHigh(nodenames['ex_dehl0'])) {
return 0xFF ^ readBits('reg_e', 8); return readBits('reg_e', 8);
} else { } else {
return 0xFF ^ readBits('reg_l', 8); return readBits('reg_l', 8);
} }
} }
} }
function readA2() { function readA2() {
if (isNodeHigh(nodenames['ex_af'])) { if (isNodeHigh(nodenames['ex_af'])) {
return 0xFF ^ readBits('reg_aa', 8); return readBits('reg_aa', 8);
} else { } else {
return 0xFF ^ readBits('reg_a', 8); return readBits('reg_a', 8);
} }
} }
function readF2() { function readF2() {
if (isNodeHigh(nodenames['ex_af'])) { if (isNodeHigh(nodenames['ex_af'])) {
return 0xFF ^ readBits('reg_ff', 8); return readBits('reg_ff', 8);
} else { } else {
return 0xFF ^ readBits('reg_f', 8); return readBits('reg_f', 8);
} }
} }
function readB2() { function readB2() {
if (!isNodeHigh(nodenames['ex_bcdehl'])) { if (!isNodeHigh(nodenames['ex_bcdehl'])) {
return 0xFF ^ readBits('reg_bb', 8); return readBits('reg_bb', 8);
} else { } else {
return 0xFF ^ readBits('reg_b', 8); return readBits('reg_b', 8);
} }
} }
function readC2() { function readC2() {
if (!isNodeHigh(nodenames['ex_bcdehl'])) { if (!isNodeHigh(nodenames['ex_bcdehl'])) {
return 0xFF ^ readBits('reg_cc', 8); return readBits('reg_cc', 8);
} else { } else {
return 0xFF ^ readBits('reg_c', 8); return readBits('reg_c', 8);
} }
} }
function readD2() { function readD2() {
if (!isNodeHigh(nodenames['ex_bcdehl'])) { if (!isNodeHigh(nodenames['ex_bcdehl'])) {
if (isNodeHigh(nodenames['ex_dehl1'])) { if (isNodeHigh(nodenames['ex_dehl1'])) {
return 0xFF ^ readBits('reg_hh', 8); return readBits('reg_hh', 8);
} else { } else {
return 0xFF ^ readBits('reg_dd', 8); return readBits('reg_dd', 8);
} }
} else { } else {
if (isNodeHigh(nodenames['ex_dehl0'])) { if (isNodeHigh(nodenames['ex_dehl0'])) {
return 0xFF ^ readBits('reg_h', 8); return readBits('reg_h', 8);
} else { } else {
return 0xFF ^ readBits('reg_d', 8); return readBits('reg_d', 8);
} }
} }
} }
@ -405,15 +405,15 @@ function readD2() {
function readE2() { function readE2() {
if (!isNodeHigh(nodenames['ex_bcdehl'])) { if (!isNodeHigh(nodenames['ex_bcdehl'])) {
if (isNodeHigh(nodenames['ex_dehl1'])) { if (isNodeHigh(nodenames['ex_dehl1'])) {
return 0xFF ^ readBits('reg_ll', 8); return readBits('reg_ll', 8);
} else { } else {
return 0xFF ^ readBits('reg_ee', 8); return readBits('reg_ee', 8);
} }
} else { } else {
if (isNodeHigh(nodenames['ex_dehl0'])) { if (isNodeHigh(nodenames['ex_dehl0'])) {
return 0xFF ^ readBits('reg_l', 8); return readBits('reg_l', 8);
} else { } else {
return 0xFF ^ readBits('reg_e', 8); return readBits('reg_e', 8);
} }
} }
} }
@ -421,15 +421,15 @@ function readE2() {
function readH2() { function readH2() {
if (!isNodeHigh(nodenames['ex_bcdehl'])) { if (!isNodeHigh(nodenames['ex_bcdehl'])) {
if (isNodeHigh(nodenames['ex_dehl1'])) { if (isNodeHigh(nodenames['ex_dehl1'])) {
return 0xFF ^ readBits('reg_dd', 8); return readBits('reg_dd', 8);
} else { } else {
return 0xFF ^ readBits('reg_hh', 8); return readBits('reg_hh', 8);
} }
} else { } else {
if (isNodeHigh(nodenames['ex_dehl0'])) { if (isNodeHigh(nodenames['ex_dehl0'])) {
return 0xFF ^ readBits('reg_d', 8); return readBits('reg_d', 8);
} else { } else {
return 0xFF ^ readBits('reg_h', 8); return readBits('reg_h', 8);
} }
} }
} }
@ -437,30 +437,30 @@ function readH2() {
function readL2() { function readL2() {
if (!isNodeHigh(nodenames['ex_bcdehl'])) { if (!isNodeHigh(nodenames['ex_bcdehl'])) {
if (isNodeHigh(nodenames['ex_dehl1'])) { if (isNodeHigh(nodenames['ex_dehl1'])) {
return 0xFF ^ readBits('reg_ee', 8); return readBits('reg_ee', 8);
} else { } else {
return 0xFF ^ readBits('reg_ll', 8); return readBits('reg_ll', 8);
} }
} else { } else {
if (isNodeHigh(nodenames['ex_dehl0'])) { if (isNodeHigh(nodenames['ex_dehl0'])) {
return 0xFF ^ readBits('reg_e', 8); return readBits('reg_e', 8);
} else { } else {
return 0xFF ^ readBits('reg_l', 8); return readBits('reg_l', 8);
} }
} }
} }
function readI(){return 0xFF ^ readBits('reg_i', 8);} function readI(){return readBits('reg_i', 8);}
function readR(){return 0xFF ^ readBits('reg_r', 8);} function readR(){return readBits('reg_r', 8);}
function readW(){return 0xFF ^ readBits('reg_w', 8);} function readW(){return readBits('reg_w', 8);}
function readZ(){return 0xFF ^ readBits('reg_z', 8);} function readZ(){return readBits('reg_z', 8);}
function readIX(){return 0xFFFF ^ ((readBits('reg_ixh', 8)<<8) + readBits('reg_ixl', 8));} function readIX(){return (readBits('reg_ixh', 8)<<8) + readBits('reg_ixl', 8);}
function readIY(){return 0xFFFF ^ ((readBits('reg_iyh', 8)<<8) + readBits('reg_iyl', 8));} function readIY(){return (readBits('reg_iyh', 8)<<8) + readBits('reg_iyl', 8);}
function readSP(){return 0xFFFF ^ ((readBits('reg_sph', 8)<<8) + readBits('reg_spl', 8));} function readSP(){return (readBits('reg_sph', 8)<<8) + readBits('reg_spl', 8);}
function readPC(){return 0xFFFF ^ ((readBits('reg_pch', 8)<<8) + readBits('reg_pcl', 8));} function readPC(){return (readBits('reg_pch', 8)<<8) + readBits('reg_pcl', 8);}
function readPCL(){return 0xFF ^ readBits('reg_pcl', 8);} function readPCL(){return readBits('reg_pcl', 8);}
function readPCH(){return 0xFF ^ readBits('reg_pch', 8);} function readPCH(){return readBits('reg_pch', 8);}
function formatFstring(f){ function formatFstring(f){
var result; var result;
@ -492,14 +492,6 @@ function listActiveTCStates() {
return s.join(" "); return s.join(" ");
} }
function busToHexInv(busname){
var value=busToHex(busname)
if (typeof value != "undefined")
return value.replace(/./g,function(x){return (15-parseInt(x,16)).toString(16)});
else
return undefined;;
}
function busToString(busname){ function busToString(busname){
// takes a signal name or prefix // takes a signal name or prefix
// returns an appropriate string representation // returns an appropriate string representation
@ -527,17 +519,17 @@ function busToString(busname){
if(busname=='hl2') if(busname=='hl2')
return hexByte(readH2()) + hexByte(readL2()); return hexByte(readH2()) + hexByte(readL2());
if(busname=='ir') if(busname=='ir')
return busToHexInv('reg_i') + busToHexInv('reg_r'); return busToHex('reg_i') + busToHex('reg_r');
if(busname=='wz') if(busname=='wz')
return busToHexInv('reg_w') + busToHexInv('reg_z'); return busToHex('reg_w') + busToHex('reg_z');
if(busname=='pc') if(busname=='pc')
return busToHexInv('reg_pch') + busToHexInv('reg_pcl'); return busToHex('reg_pch') + busToHex('reg_pcl');
if(busname=='sp') if(busname=='sp')
return busToHexInv('reg_sph') + busToHexInv('reg_spl'); return busToHex('reg_sph') + busToHex('reg_spl');
if(busname=='ix') if(busname=='ix')
return busToHexInv('reg_ixh') + busToHexInv('reg_ixl'); return busToHex('reg_ixh') + busToHex('reg_ixl');
if(busname=='iy') if(busname=='iy')
return busToHexInv('reg_iyh') + busToHexInv('reg_iyl'); return busToHex('reg_iyh') + busToHex('reg_iyl');
if(busname=='State') if(busname=='State')
return listActiveTCStates(); return listActiveTCStates();
// DMB: TODO // DMB: TODO