From 0ab192c0f26fbdb820d11d855084cc405ba93690 Mon Sep 17 00:00:00 2001 From: Nick Clifton Date: Fri, 5 Sep 2003 17:46:52 +0000 Subject: [PATCH] Add support for v850e1 instructions --- sim/v850/ChangeLog | 12 +++++++++++ sim/v850/interp.c | 1 + sim/v850/v850-dc | 1 + sim/v850/v850.igen | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 76 insertions(+) diff --git a/sim/v850/ChangeLog b/sim/v850/ChangeLog index 78fe7e288c..6f528ef067 100644 --- a/sim/v850/ChangeLog +++ b/sim/v850/ChangeLog @@ -1,3 +1,15 @@ +2003-09-05 Andrew Cagney + Nick Clifton + + * interp.c (sim_open): Accept bfd_mach_v850e1. + * v850-dc: Add entry for v850e1. + * v850.igen: Add support for v850e1. + Add code for DBTRAP and DBRET instructions. + (dbtrap): Create a separate v850e1 specific instruction. + Only generate a trap if the target is not the v850e1. + Otherwise treat it as a special kind of branch. + (break): Mark as v850/v850e specific. + 2003-05-16 Ian Lance Taylor * Makefile.in (SHELL): Make sure this is defined. diff --git a/sim/v850/interp.c b/sim/v850/interp.c index 62a4616215..1ca248ca3e 100644 --- a/sim/v850/interp.c +++ b/sim/v850/interp.c @@ -277,6 +277,7 @@ sim_open (kind, cb, abfd, argv) { case bfd_mach_v850: case bfd_mach_v850e: + case bfd_mach_v850e1: STATE_CPU (sd, 0)->psw_mask = (PSW_NP | PSW_EP | PSW_ID | PSW_SAT | PSW_CY | PSW_OV | PSW_S | PSW_Z); break; diff --git a/sim/v850/v850-dc b/sim/v850/v850-dc index 1d061ecc57..29fa127d53 100644 --- a/sim/v850/v850-dc +++ b/sim/v850/v850-dc @@ -11,6 +11,7 @@ switch,combine : 4 : 0 : : : : 1 : V,VII : switch,combine : 4 : 0 : : : : 1 : V,XIII : v850e + switch,combine : 4 : 0 : : : : 1 : V,XIII : v850e1 # for opcode 63, 127, 1087 et.al. diff --git a/sim/v850/v850.igen b/sim/v850/v850.igen index 3f14957965..4796ea5e4e 100644 --- a/sim/v850/v850.igen +++ b/sim/v850/v850.igen @@ -12,6 +12,8 @@ :option:::multi-sim:true :model:::v850e:v850e: +:option:::multi-sim:true +:model:::v850e1:v850e1: // Cache macros @@ -156,6 +158,7 @@ ddddd,1011,ddd,cccc:III:::Bcond // BSH rrrrr,11111100000 + wwwww,01101000010:XII:::bsh *v850e +*v850e1 "bsh r, r" { unsigned32 value; @@ -178,6 +181,7 @@ rrrrr,11111100000 + wwwww,01101000010:XII:::bsh // BSW rrrrr,11111100000 + wwwww,01101000000:XII:::bsw *v850e +*v850e1 "bsw r, r" { #define WORDHASNULLBYTE(x) (((x) - 0x01010101) & ~(x)&0x80808080) @@ -203,6 +207,7 @@ rrrrr,11111100000 + wwwww,01101000000:XII:::bsw // CALLT 0000001000,iiiiii:II:::callt *v850e +*v850e1 "callt " { unsigned32 adr; @@ -225,6 +230,7 @@ rrrrr,11111100000 + wwwww,01101000000:XII:::bsw rrrrr,111111,RRRRR + 0000000011100100:IX:::clr1 *v850e +*v850e1 "clr1 r, [r]" { COMPAT_2 (OP_E407E0 ()); @@ -234,6 +240,7 @@ rrrrr,111111,RRRRR + 0000000011100100:IX:::clr1 // CTRET 0000011111100000 + 0000000101000100:X:::ctret *v850e +*v850e1 "ctret" { nia = (CTPC & ~1); @@ -244,6 +251,7 @@ rrrrr,111111,RRRRR + 0000000011100100:IX:::clr1 // CMOV rrrrr,111111,RRRRR + wwwww,011001,cccc,0:XI:::cmov *v850e +*v850e1 "cmov %s, r, r, r" { int cond = condition_met (cccc); @@ -254,6 +262,7 @@ rrrrr,111111,RRRRR + wwwww,011001,cccc,0:XI:::cmov rrrrr,111111,iiiii + wwwww,011000,cccc,0:XII:::cmov *v850e +*v850e1 "cmov %s, , r, r" { int cond = condition_met (cccc); @@ -291,6 +300,7 @@ rrrrr,010011,iiiii:II:::cmp // "dispose , " 0000011001,iiiii,L + LLLLLLLLLLL,RRRRR:XIII:::dispose *v850e +*v850e1 "dispose , ":RRRRR == 0 "dispose , , [reg1]" { @@ -322,6 +332,7 @@ rrrrr,010011,iiiii:II:::cmp // DIV rrrrr,111111,RRRRR + wwwww,01011000000:XI:::div *v850e +*v850e1 "div r, r, r" { COMPAT_2 (OP_2C007E0 ()); @@ -378,6 +389,7 @@ rrrrr!0,000010,RRRRR!0:I:::divh rrrrr,111111,RRRRR + wwwww,01010000000:XI:::divh *v850e +*v850e1 "divh r, r, r" { COMPAT_2 (OP_28007E0 ()); @@ -387,6 +399,7 @@ rrrrr,111111,RRRRR + wwwww,01010000000:XI:::divh // DIVHU rrrrr,111111,RRRRR + wwwww,01010000010:XI:::divhu *v850e +*v850e1 "divhu r, r, r" { COMPAT_2 (OP_28207E0 ()); @@ -396,6 +409,7 @@ rrrrr,111111,RRRRR + wwwww,01010000010:XI:::divhu // DIVU rrrrr,111111,RRRRR + wwwww,01011000010:XI:::divu *v850e +*v850e1 "divu r, r, r" { COMPAT_2 (OP_2C207E0 ()); @@ -423,6 +437,7 @@ rrrrr,111111,RRRRR + wwwww,01011000010:XI:::divu // HSW rrrrr,11111100000 + wwwww,01101000100:XII:::hsw *v850e +*v850e1 "hsw r, r" { unsigned32 value; @@ -497,6 +512,7 @@ rrrrr,111001,RRRRR + ddddddddddddddd,1:VII:::ld.w rrrrr!0,11110,b,RRRRR + ddddddddddddddd,1:VII:::ld.bu *v850e +*v850e1 "ld.bu [r], r" { COMPAT_2 (OP_10780 ()); @@ -504,6 +520,7 @@ rrrrr!0,11110,b,RRRRR + ddddddddddddddd,1:VII:::ld.bu rrrrr!0,111111,RRRRR + ddddddddddddddd,1:VII:::ld.hu *v850e +*v850e1 "ld.hu [r], r" { COMPAT_2 (OP_107E0 ()); @@ -544,6 +561,7 @@ rrrrr!0,010000,iiiii:II:::mov 00000110001,RRRRR + iiiiiiiiiiiiiiii + IIIIIIIIIIIIIIII:VI:::mov *v850e +*v850e1 "mov , r" { SAVE_2; @@ -577,6 +595,7 @@ rrrrr!0,110010,RRRRR + iiiiiiiiiiiiiiii:VI:::movhi // MUL rrrrr,111111,RRRRR + wwwww,01000100000:XI:::mul *v850e +*v850e1 "mul r, r, r" { COMPAT_2 (OP_22007E0 ()); @@ -584,6 +603,7 @@ rrrrr,111111,RRRRR + wwwww,01000100000:XI:::mul rrrrr,111111,iiiii + wwwww,01001,IIII,00:XII:::mul *v850e +*v850e1 "mul , r, r" { COMPAT_2 (OP_24007E0 ()); @@ -617,6 +637,7 @@ rrrrr!0,110111,RRRRR + iiiiiiiiiiiiiiii:VI:::mulhi // MULU rrrrr,111111,RRRRR + wwwww,01000100010:XI:::mulu *v850e +*v850e1 "mulu r, r, r" { COMPAT_2 (OP_22207E0 ()); @@ -624,6 +645,7 @@ rrrrr,111111,RRRRR + wwwww,01000100010:XI:::mulu rrrrr,111111,iiiii + wwwww,01001,IIII,10:XII:::mulu *v850e +*v850e1 "mulu , r, r" { COMPAT_2 (OP_24207E0 ()); @@ -658,6 +680,7 @@ rrrrr,000001,RRRRR:I:::not rrrrr,111111,RRRRR + 0000000011100010:IX:::not1 *v850e +*v850e1 "not1 r, r" { COMPAT_2 (OP_E207E0 ()); @@ -686,6 +709,7 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori // PREPARE 0000011110,iiiii,L + LLLLLLLLLLL,00001:XIII:::prepare *v850e +*v850e1 "prepare , " { int i; @@ -710,6 +734,7 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori 0000011110,iiiii,L + LLLLLLLLLLL,00011:XIII:::prepare00 *v850e +*v850e1 "prepare , , sp" { COMPAT_2 (OP_30780 ()); @@ -717,6 +742,7 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori 0000011110,iiiii,L + LLLLLLLLLLL,01011 + iiiiiiiiiiiiiiii:XIII:::prepare01 *v850e +*v850e1 "prepare , , " { COMPAT_2 (OP_B0780 ()); @@ -724,6 +750,7 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori 0000011110,iiiii,L + LLLLLLLLLLL,10011 + iiiiiiiiiiiiiiii:XIII:::prepare10 *v850e +*v850e1 "prepare , , " { COMPAT_2 (OP_130780 ()); @@ -731,6 +758,7 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori 0000011110,iiiii,L + LLLLLLLLLLL,11011 + iiiiiiiiiiiiiiii + dddddddddddddddd:XIII:::prepare11 *v850e +*v850e1 "prepare , , " { COMPAT_2 (OP_1B0780 ()); @@ -780,6 +808,7 @@ rrrrr,010101,iiiii:II:::sar // SASF rrrrr,1111110,cccc + 0000001000000000:IX:::sasf *v850e +*v850e1 "sasf %s, r" { COMPAT_2 (OP_20007E0 ()); @@ -848,6 +877,7 @@ rrrrr,1111110,cccc + 0000000000000000:IX:::setf rrrrr,111111,RRRRR + 0000000011100000:IX:::set1 *v850e +*v850e1 "set1 r, [r]" { COMPAT_2 (OP_E007E0 ()); @@ -935,6 +965,7 @@ rrrrr,1010,dddddd,0:IV:::sld.w rrrrr!0,0000110,dddd:IV:::sld.bu *v850e +*v850e1 "sld.b [ep], r":(PSW & PSW_US) "sld.bu [ep], r" { @@ -955,6 +986,7 @@ rrrrr!0,0000110,dddd:IV:::sld.bu rrrrr!0,0000111,dddd:IV:::sld.hu *v850e +*v850e1 "sld.h [ep], r":(PSW & PSW_US) "sld.hu [ep], r" { @@ -1037,6 +1069,7 @@ rrrrr,001100,RRRRR:I:::subr // SWITCH 00000000010,RRRRR:I:::switch *v850e +*v850e1 "switch r" { unsigned long adr; @@ -1050,6 +1083,7 @@ rrrrr,001100,RRRRR:I:::subr // SXB 00000000101,RRRRR:I:::sxb *v850e +*v850e1 "sxb r" { TRACE_ALU_INPUT1 (GR[reg1]); @@ -1060,6 +1094,7 @@ rrrrr,001100,RRRRR:I:::subr // SXH 00000000111,RRRRR:I:::sxh *v850e +*v850e1 "sxh r" { TRACE_ALU_INPUT1 (GR[reg1]); @@ -1090,6 +1125,7 @@ rrrrr,001011,RRRRR:I:::tst rrrrr,111111,RRRRR + 0000000011100110:IX:::tst1 *v850e +*v850e1 "tst1 r, [r]" { COMPAT_2 (OP_E607E0 ()); @@ -1112,6 +1148,7 @@ rrrrr,110101,RRRRR + iiiiiiiiiiiiiiii:VI:::xori // ZXB 00000000100,RRRRR:I:::zxb *v850e +*v850e1 "zxb r" { TRACE_ALU_INPUT1 (GR[reg1]); @@ -1122,6 +1159,7 @@ rrrrr,110101,RRRRR + iiiiiiiiiiiiiiii:VI:::xori // ZXH 00000000110,RRRRR:I:::zxh *v850e +*v850e1 "zxh r" { TRACE_ALU_INPUT1 (GR[reg1]); @@ -1132,12 +1170,36 @@ rrrrr,110101,RRRRR + iiiiiiiiiiiiiiii:VI:::xori // Right field must be zero so that it doesn't clash with DIVH // Left field must be non-zero so that it doesn't clash with SWITCH 11111,000010,00000:I:::break +*v850 +*v850e { sim_engine_halt (SD, CPU, NULL, cia, sim_stopped, SIM_SIGTRAP); } +11111,000010,00000:I:::dbtrap +*v850e1 +"dbtrap" +{ + DBPC = cia + 2; + DBPSW = PSW; + PSW = PSW | (PSW_NP | PSW_EP | PSW_ID); + PC = 0x00000060; + nia = 0x00000060; + TRACE_BRANCH0 (); +} + // New breakpoint: 0x7E0 0x7E0 00000,111111,00000 + 00000,11111,100000:X:::ilgop { sim_engine_halt (SD, CPU, NULL, cia, sim_stopped, SIM_SIGTRAP); } + +// Return from debug trap: 0x146007e0 +0000011111100000 + 0000000101000110:X:::dbret +*v850e1 +"dbret" +{ + nia = DBPC; + PSW = DBPSW; + TRACE_BRANCH1 (PSW); +} -- 2.11.0