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microwatt
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Merge pull request #446 from paulusmack/master

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Implement hypervisor doorbells
master
Paul Mackerras 4 days ago committed by GitHub
parent a764fd464e d2bf3f3580
commit 152eef1156
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
9 changed files with 230 additions and 157 deletions
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7
core.vhdl
Unescape Escape View File

@ -10,6 +10,7 @@ entity core is
generic (
SIM : boolean := false;
CPU_INDEX : natural := 0;
NCPUS : positive := 1;
DISABLE_FLATTEN : boolean := false;
EX1_BYPASS : boolean := true;
HAS_FPU : boolean := true;
@ -52,6 +53,9 @@ entity core is

ext_irq : in std_ulogic;

msg_in : in std_ulogic;
msg_out : out std_ulogic_vector(NCPUS-1 downto 0);

run_out : out std_ulogic;
terminated_out : out std_logic
);
@ -370,6 +374,7 @@ begin
generic map (
SIM => SIM,
CPU_INDEX => CPU_INDEX,
NCPUS => NCPUS,
EX1_BYPASS => EX1_BYPASS,
HAS_FPU => HAS_FPU,
LOG_LENGTH => LOG_LENGTH
@ -398,6 +403,8 @@ begin
ls_events => loadstore_events,
dc_events => dcache_events,
ic_events => icache_events,
msg_out => msg_out,
msg_in => msg_in,
run_out => run_out,
terminate_out => terminate,
dbg_spr_req => dbg_spr_req,

121
decode1.vhdl
Unescape Escape View File

@ -82,7 +82,7 @@ architecture behaviour of decode1 is
INSN_addc => (ALU, NONE, OP_ADD, RA, RB, NONE, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '1', NONE, '0', '0', '0', '0', '0', '0', RCOE, '0', '0', '0', NONE),
INSN_adde => (ALU, NONE, OP_ADD, RA, RB, NONE, NONE, RT, ADD, "000", '0', '0', '0', '0', CA, '1', NONE, '0', '0', '0', '0', '0', '0', RCOE, '0', '0', '0', NONE),
INSN_addex => (ALU, NONE, OP_ADD, RA, RB, NONE, NONE, RT, ADD, "000", '0', '0', '0', '0', OV, '1', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_addg6s => (ALU, NONE, OP_ADDG6S, RA, RB, NONE, NONE, RT, MSC, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_addg6s => (ALU, NONE, OP_COMPUTE, RA, RB, NONE, NONE, RT, MSC, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_addi => (ALU, NONE, OP_ADD, RA_OR_ZERO, IMM, CONST_SI, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_addic => (ALU, NONE, OP_ADD, RA, IMM, CONST_SI, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '1', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_addic_dot => (ALU, NONE, OP_ADD, RA, IMM, CONST_SI, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '1', NONE, '0', '0', '0', '0', '0', '0', ONE, '0', '0', '0', NONE),
@ -90,10 +90,10 @@ architecture behaviour of decode1 is
INSN_addme => (ALU, NONE, OP_ADD, RA, IMM, CONST_M1, NONE, RT, ADD, "000", '0', '0', '0', '0', CA, '1', NONE, '0', '0', '0', '0', '0', '0', RCOE, '0', '0', '0', NONE),
INSN_addpcis => (ALU, NONE, OP_ADD, CIA, IMM, CONST_DXHI4, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_addze => (ALU, NONE, OP_ADD, RA, IMM, NONE, NONE, RT, ADD, "000", '0', '0', '0', '0', CA, '1', NONE, '0', '0', '0', '0', '0', '0', RCOE, '0', '0', '0', NONE),
INSN_and => (ALU, NONE, OP_LOGIC, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_andc => (ALU, NONE, OP_LOGIC, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '1', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_andi_dot => (ALU, NONE, OP_LOGIC, NONE, IMM, CONST_UI, RS, RA, LOG, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', ONE, '0', '0', '0', NONE),
INSN_andis_dot => (ALU, NONE, OP_LOGIC, NONE, IMM, CONST_UI_HI, RS, RA, LOG, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', ONE, '0', '0', '0', NONE),
INSN_and => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_andc => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '1', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_andi_dot => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_UI, RS, RA, LOG, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', ONE, '0', '0', '0', NONE),
INSN_andis_dot => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_UI_HI, RS, RA, LOG, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', ONE, '0', '0', '0', NONE),
INSN_attn => (ALU, NONE, OP_ATTN, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '1', '1', NONE),
INSN_brel => (ALU, NONE, OP_B, CIA, IMM, CONST_LI, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '1', '0', '0', NONE),
INSN_babs => (ALU, NONE, OP_B, NONE, IMM, CONST_LI, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '1', '0', '0', NONE),
@ -103,31 +103,31 @@ architecture behaviour of decode1 is
INSN_bclr => (ALU, NONE, OP_BCREG, NONE, IMM, NONE, NONE, NONE, SPR, "000", '1', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '1', '0', '0', NONE),
INSN_bctar => (ALU, NONE, OP_BCREG, NONE, IMM, NONE, NONE, NONE, SPR, "000", '1', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '1', '0', '0', NONE),
INSN_bperm => (ALU, NONE, OP_BPERM, NONE, RB, NONE, RS, RA, ADD, "100", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_brh => (ALU, NONE, OP_BREV, NONE, IMM, NONE, RS, RA, LOG, "010", '0', '0', '0', '0', ZERO, '0', is2B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_brw => (ALU, NONE, OP_BREV, NONE, IMM, NONE, RS, RA, LOG, "010", '0', '0', '0', '0', ZERO, '0', is4B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_brd => (ALU, NONE, OP_BREV, NONE, IMM, NONE, RS, RA, LOG, "010", '0', '0', '0', '0', ZERO, '0', is8B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cbcdtd => (ALU, NONE, OP_BCD, NONE, IMM, NONE, RS, RA, LOG, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cdtbcd => (ALU, NONE, OP_BCD, NONE, IMM, NONE, RS, RA, LOG, "101", '0', '0', '1', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_brh => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "010", '0', '0', '0', '0', ZERO, '0', is2B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_brw => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "010", '0', '0', '0', '0', ZERO, '0', is4B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_brd => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "010", '0', '0', '0', '0', ZERO, '0', is8B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cbcdtd => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cdtbcd => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "110", '0', '0', '1', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cfuged => (ALU, NONE, OP_BSORT, NONE, RB, NONE, RS, RA, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cmp => (ALU, NONE, OP_CMP, RA, RB, NONE, NONE, NONE, ADD, "000", '0', '1', '1', '0', ONE, '0', NONE, '0', '0', '0', '0', '0', '1', NONE, '0', '0', '0', NONE),
INSN_cmpb => (ALU, NONE, OP_CMPB, NONE, RB, NONE, RS, RA, LOG, "100", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cmpeqb => (ALU, NONE, OP_CMPEQB, RA, RB, NONE, NONE, NONE, ADD, "010", '0', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cmpb => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, LOG, "100", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cmpeqb => (ALU, NONE, OP_COMPUTE, RA, RB, NONE, NONE, NONE, ADD, "010", '0', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cmpi => (ALU, NONE, OP_CMP, RA, IMM, CONST_SI, NONE, NONE, ADD, "000", '0', '1', '1', '0', ONE, '0', NONE, '0', '0', '0', '0', '0', '1', NONE, '0', '0', '0', NONE),
INSN_cmpl => (ALU, NONE, OP_CMP, RA, RB, NONE, NONE, NONE, ADD, "000", '0', '1', '1', '0', ONE, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cmpli => (ALU, NONE, OP_CMP, RA, IMM, CONST_UI, NONE, NONE, ADD, "000", '0', '1', '1', '0', ONE, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cmprb => (ALU, NONE, OP_CMPRB, RA, RB, NONE, NONE, NONE, ADD, "001", '0', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cmprb => (ALU, NONE, OP_COMPUTE, RA, RB, NONE, NONE, NONE, ADD, "001", '0', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cntlzd => (ALU, NONE, OP_COUNTB, NONE, IMM, NONE, RS, RA, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_cntlzw => (ALU, NONE, OP_COUNTB, NONE, IMM, NONE, RS, RA, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_cnttzd => (ALU, NONE, OP_COUNTB, NONE, IMM, NONE, RS, RA, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_cnttzw => (ALU, NONE, OP_COUNTB, NONE, IMM, NONE, RS, RA, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_crand => (ALU, NONE, OP_CROP, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crandc => (ALU, NONE, OP_CROP, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_creqv => (ALU, NONE, OP_CROP, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crnand => (ALU, NONE, OP_CROP, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crnor => (ALU, NONE, OP_CROP, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cror => (ALU, NONE, OP_CROP, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crorc => (ALU, NONE, OP_CROP, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crxor => (ALU, NONE, OP_CROP, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crand => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crandc => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_creqv => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crnand => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crnor => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_cror => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crorc => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_crxor => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_darn => (ALU, NONE, OP_DARN, NONE, IMM, NONE, NONE, RT, MSC, "011", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_dcbf => (LDST, NONE, OP_DCBF, RA_OR_ZERO, RB, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_dcbst => (ALU, NONE, OP_DCBST, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
@ -143,11 +143,11 @@ architecture behaviour of decode1 is
INSN_divweu => (DVU, NONE, OP_DIVE, RA, RB, NONE, NONE, RT, ADD, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RCOE, '0', '0', '0', NONE),
INSN_divwu => (DVU, NONE, OP_DIV, RA, RB, NONE, NONE, RT, ADD, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RCOE, '0', '0', '0', NONE),
INSN_eieio => (ALU, NONE, OP_NOP, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_eqv => (ALU, NONE, OP_XOR, NONE, RB, NONE, RS, RA, LOG, "001", '0', '0', '0', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_extsb => (ALU, NONE, OP_EXTS, NONE, IMM, NONE, RS, RA, LOG, "110", '0', '0', '0', '0', ZERO, '0', is1B, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_extsh => (ALU, NONE, OP_EXTS, NONE, IMM, NONE, RS, RA, LOG, "110", '0', '0', '0', '0', ZERO, '0', is2B, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_extsw => (ALU, NONE, OP_EXTS, NONE, IMM, NONE, RS, RA, LOG, "110", '0', '0', '0', '0', ZERO, '0', is4B, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_extswsli => (ALU, NONE, OP_EXTSWSLI, NONE, IMM, CONST_SH, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_eqv => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, LOG, "001", '0', '0', '0', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_extsb => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "111", '0', '0', '0', '0', ZERO, '0', is1B, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_extsh => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "111", '0', '0', '0', '0', ZERO, '0', is2B, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_extsw => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "111", '0', '0', '0', '0', ZERO, '0', is4B, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_extswsli => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_SH, RS, RA, ROT, "010", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_fabs => (FPU, FPU, OP_FP_MOVE, NONE, FRB, NONE, NONE, FRT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_fadd => (FPU, FPU, OP_FP_ARITH, FRA, FRB, NONE, NONE, FRT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_fadds => (FPU, FPU, OP_FP_ARITH, FRA, FRB, NONE, NONE, FRT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
@ -205,7 +205,7 @@ architecture behaviour of decode1 is
INSN_hashstp => (LDST, NONE, OP_STORE, RA, RB, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', is8B, '0', '0', '0', '0', '0', '1', NONE, '0', '1', '0', NONE),
INSN_icbi => (ALU, NONE, OP_ICBI, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '1', NONE),
INSN_icbt => (ALU, NONE, OP_ICBT, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_isel => (ALU, NONE, OP_ISEL, RA_OR_ZERO, RB, NONE, NONE, RT, MSC, "010", '1', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_isel => (ALU, NONE, OP_COMPUTE, RA_OR_ZERO, RB, NONE, NONE, RT, MSC, "010", '1', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_isync => (ALU, NONE, OP_ISYNC, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_lbarx => (LDST, NONE, OP_LOAD, RA_OR_ZERO, RB, NONE, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '0', is1B, '0', '0', '0', '1', '0', '0', NONE, '0', '0', '0', NONE),
INSN_lbz => (LDST, NONE, OP_LOAD, RA_OR_ZERO, IMM, CONST_SI, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '0', is1B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
@ -256,10 +256,10 @@ architecture behaviour of decode1 is
INSN_maddhd => (ALU, NONE, OP_MUL_H64, RA, RB, NONE, RCR, RT, ADD, "010", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', NONE, '0', '0', '0', NONE),
INSN_maddhdu => (ALU, NONE, OP_MUL_H64, RA, RB, NONE, RCR, RT, ADD, "010", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_maddld => (ALU, NONE, OP_MUL_L64, RA, RB, NONE, RCR, RT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', NONE, '0', '0', '0', NONE),
INSN_mcrf => (ALU, NONE, OP_CROP, NONE, IMM, NONE, NONE, NONE, ADD, "011", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_mcrf => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, NONE, ADD, "100", '1', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_mcrfs => (FPU, FPU, OP_FP_CMP, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_mcrxrx => (ALU, NONE, OP_MCRXRX, NONE, IMM, NONE, NONE, NONE, ADD, "100", '0', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_mfcr => (ALU, NONE, OP_MFCR, NONE, IMM, NONE, NONE, RT, MSC, "101", '1', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_mcrxrx => (ALU, NONE, OP_MCRXRX, NONE, IMM, NONE, NONE, NONE, ADD, "101", '0', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_mfcr => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, RT, MSC, "101", '1', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_mffs => (FPU, FPU, OP_FP_MISC, NONE, FRB, NONE, NONE, FRT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_mfmsr => (ALU, NONE, OP_MFMSR, NONE, IMM, NONE, NONE, RT, MSC, "100", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '1', '1', NONE),
INSN_mfspr => (ALU, NONE, OP_MFSPR, NONE, IMM, NONE, RS, RT, SPR, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
@ -267,6 +267,9 @@ architecture behaviour of decode1 is
INSN_modsw => (DVU, NONE, OP_MOD, RA, RB, NONE, NONE, RT, ADD, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '1', NONE, '0', '0', '0', NONE),
INSN_modud => (DVU, NONE, OP_MOD, RA, RB, NONE, NONE, RT, ADD, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_moduw => (DVU, NONE, OP_MOD, RA, RB, NONE, NONE, RT, ADD, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', NONE, '0', '0', '0', NONE),
INSN_msgclr => (ALU, NONE, OP_MSG, NONE, RB, NONE, NONE, NONE, ADD, "011", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '1', '0', NONE),
INSN_msgsnd => (ALU, NONE, OP_MSG, NONE, RB, NONE, NONE, NONE, ADD, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '1', '0', NONE),
INSN_msgsync => (ALU, NONE, OP_NOP, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '1', '0', NONE),
INSN_mtcrf => (ALU, NONE, OP_MTCRF, NONE, IMM, NONE, RS, NONE, ADD, "101", '0', '1', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_mtfsb => (FPU, FPU, OP_FP_MISC, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_mtfsf => (FPU, FPU, OP_FP_MISC, NONE, FRB, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
@ -281,14 +284,14 @@ architecture behaviour of decode1 is
INSN_mulld => (ALU, NONE, OP_MUL_L64, RA, RB, NONE, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', RCOE, '0', '0', '0', NONE),
INSN_mulli => (ALU, NONE, OP_MUL_L64, RA, IMM, CONST_SI, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', NONE, '0', '0', '0', NONE),
INSN_mullw => (ALU, NONE, OP_MUL_L64, RA, RB, NONE, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '1', RCOE, '0', '0', '0', NONE),
INSN_nand => (ALU, NONE, OP_LOGIC, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '0', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_nand => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '0', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_neg => (ALU, NONE, OP_ADD, RA, IMM, NONE, NONE, RT, ADD, "000", '0', '0', '1', '0', ONE, '0', NONE, '0', '0', '0', '0', '0', '0', RCOE, '0', '0', '0', NONE),
INSN_nop => (ALU, NONE, OP_NOP, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_nor => (ALU, NONE, OP_LOGIC, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '1', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_or => (ALU, NONE, OP_LOGIC, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '1', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_orc => (ALU, NONE, OP_LOGIC, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '0', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_ori => (ALU, NONE, OP_LOGIC, NONE, IMM, CONST_UI, RS, RA, LOG, "000", '0', '0', '1', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', NONE, '0', '0', '0', NONE),
INSN_oris => (ALU, NONE, OP_LOGIC, NONE, IMM, CONST_UI_HI, RS, RA, LOG, "000", '0', '0', '1', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', NONE, '0', '0', '0', NONE),
INSN_nor => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '1', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_or => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '1', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_orc => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, LOG, "000", '0', '0', '0', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_ori => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_UI, RS, RA, LOG, "000", '0', '0', '1', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', NONE, '0', '0', '0', NONE),
INSN_oris => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_UI_HI, RS, RA, LOG, "000", '0', '0', '1', '1', ZERO, '0', NONE, '0', '0', '0', '0', '0', '1', NONE, '0', '0', '0', NONE),
INSN_paddi => (ALU, NONE, OP_ADD, RA0_OR_CIA, IMM, CONST_PSI, NONE, RT, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_pdepd => (ALU, NONE, OP_BSORT, NONE, RB, NONE, RS, RA, ADD, "100", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_pextd => (ALU, NONE, OP_BSORT, NONE, RB, NONE, RS, RA, ADD, "100", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
@ -312,31 +315,31 @@ architecture behaviour of decode1 is
INSN_popcntb => (ALU, NONE, OP_COUNTB, NONE, IMM, NONE, RS, RA, ADD, "000", '0', '0', '0', '0', ZERO, '0', is1B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_popcntd => (ALU, NONE, OP_COUNTB, NONE, IMM, NONE, RS, RA, ADD, "000", '0', '0', '0', '0', ZERO, '0', is8B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_popcntw => (ALU, NONE, OP_COUNTB, NONE, IMM, NONE, RS, RA, ADD, "000", '0', '0', '0', '0', ZERO, '0', is4B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_prtyd => (ALU, NONE, OP_PRTY, NONE, IMM, NONE, RS, RA, LOG, "011", '0', '0', '0', '0', ZERO, '0', is8B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_prtyw => (ALU, NONE, OP_PRTY, NONE, IMM, NONE, RS, RA, LOG, "011", '0', '0', '0', '0', ZERO, '0', is4B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_prtyd => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "011", '0', '0', '0', '0', ZERO, '0', is8B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_prtyw => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, RS, RA, LOG, "011", '0', '0', '0', '0', ZERO, '0', is4B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_rfid => (ALU, NONE, OP_RFID, NONE, IMM, NONE, NONE, NONE, SPR, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '1', '0', NONE),
INSN_rfscv => (ALU, NONE, OP_RFID, NONE, IMM, NONE, NONE, NONE, SPR, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '1', '0', NONE),
INSN_rldcl => (ALU, NONE, OP_RLCL, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldcr => (ALU, NONE, OP_RLCR, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldic => (ALU, NONE, OP_RLC, NONE, IMM, CONST_SH, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldicl => (ALU, NONE, OP_RLCL, NONE, IMM, CONST_SH, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldicr => (ALU, NONE, OP_RLCR, NONE, IMM, CONST_SH, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldimi => (ALU, NONE, OP_RLC, RA, IMM, CONST_SH, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rlwimi => (ALU, NONE, OP_RLC, RA, IMM, CONST_SH32, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_rlwinm => (ALU, NONE, OP_RLC, NONE, IMM, CONST_SH32, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_rlwnm => (ALU, NONE, OP_RLC, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_rldcl => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, ROT, "100", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldcr => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, ROT, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldic => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_SH, RS, RA, ROT, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldicl => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_SH, RS, RA, ROT, "100", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldicr => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_SH, RS, RA, ROT, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rldimi => (ALU, NONE, OP_COMPUTE, RA, IMM, CONST_SH, RS, RA, ROT, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_rlwimi => (ALU, NONE, OP_COMPUTE, RA, IMM, CONST_SH32, RS, RA, ROT, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_rlwinm => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_SH32, RS, RA, ROT, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_rlwnm => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, ROT, "101", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_rnop => (ALU, NONE, OP_NOP, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_sc => (ALU, NONE, OP_SC, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_setb => (ALU, NONE, OP_SETB, NONE, IMM, NONE, NONE, RT, MSC, "110", '1', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_setb => (ALU, NONE, OP_COMPUTE, NONE, IMM, NONE, NONE, RT, MSC, "110", '1', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_slbia => (LDST, NONE, OP_TLBIE, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '1', '0', NONE),
INSN_sld => (ALU, NONE, OP_SHL, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_slw => (ALU, NONE, OP_SHL, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_srad => (ALU, NONE, OP_SHR, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '1', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_sradi => (ALU, NONE, OP_SHR, NONE, IMM, CONST_SH, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '1', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_sraw => (ALU, NONE, OP_SHR, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '1', NONE, '0', '0', '0', '0', '1', '1', RC, '0', '0', '0', NONE),
INSN_srawi => (ALU, NONE, OP_SHR, NONE, IMM, CONST_SH32, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '1', NONE, '0', '0', '0', '0', '1', '1', RC, '0', '0', '0', NONE),
INSN_srd => (ALU, NONE, OP_SHR, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_srw => (ALU, NONE, OP_SHR, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_sld => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_slw => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_srad => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '1', '0', ZERO, '1', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_sradi => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_SH, RS, RA, ROT, "000", '0', '0', '1', '0', ZERO, '1', NONE, '0', '0', '0', '0', '0', '1', RC, '0', '0', '0', NONE),
INSN_sraw => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '1', '0', ZERO, '1', NONE, '0', '0', '0', '0', '1', '1', RC, '0', '0', '0', NONE),
INSN_srawi => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_SH32, RS, RA, ROT, "000", '0', '0', '1', '0', ZERO, '1', NONE, '0', '0', '0', '0', '1', '1', RC, '0', '0', '0', NONE),
INSN_srd => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '1', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_srw => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, ROT, "000", '0', '0', '1', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', RC, '0', '0', '0', NONE),
INSN_stb => (LDST, NONE, OP_STORE, RA_OR_ZERO, IMM, CONST_SI, RS, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', is1B, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_stbcix => (LDST, NONE, OP_STORE, RA_OR_ZERO, RB, NONE, RS, NONE, ADD, "000", '0', '0', '1', '0', ZERO, '0', is1B, '0', '0', '0', '0', '0', '0', NONE, '0', '1', '0', NONE),
INSN_stbcx => (LDST, NONE, OP_STORE, RA_OR_ZERO, RB, NONE, RS, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', is1B, '0', '0', '0', '1', '0', '0', ONE, '0', '0', '0', NONE),
@ -390,9 +393,9 @@ architecture behaviour of decode1 is
INSN_tw => (ALU, NONE, OP_TRAP, RA, RB, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', NONE, '0', '0', '0', NONE),
INSN_twi => (ALU, NONE, OP_TRAP, RA, IMM, CONST_SI, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '1', '0', NONE, '0', '0', '0', NONE),
INSN_wait => (ALU, NONE, OP_WAIT, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '1', NONE),
INSN_xor => (ALU, NONE, OP_XOR, NONE, RB, NONE, RS, RA, LOG, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_xori => (ALU, NONE, OP_XOR, NONE, IMM, CONST_UI, RS, RA, LOG, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_xoris => (ALU, NONE, OP_XOR, NONE, IMM, CONST_UI_HI, RS, RA, LOG, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_xor => (ALU, NONE, OP_COMPUTE, NONE, RB, NONE, RS, RA, LOG, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', RC, '0', '0', '0', NONE),
INSN_xori => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_UI, RS, RA, LOG, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),
INSN_xoris => (ALU, NONE, OP_COMPUTE, NONE, IMM, CONST_UI_HI, RS, RA, LOG, "001", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE),

others => (ALU, NONE, OP_ILLEGAL, NONE, IMM, NONE, NONE, NONE, ADD, "000", '0', '0', '0', '0', ZERO, '0', NONE, '0', '0', '0', '0', '0', '0', NONE, '0', '0', '0', NONE)
);

8
decode2.vhdl
Unescape Escape View File

@ -629,10 +629,10 @@ begin
v.e.misaligned_prefix := d_in.misaligned_prefix;

-- rotator control signals
v.e.right_shift := '1' when op = OP_SHR else '0';
v.e.rot_clear_left := '1' when op = OP_RLC or op = OP_RLCL else '0';
v.e.rot_clear_right := '1' when op = OP_RLC or op = OP_RLCR else '0';
v.e.rot_sign_ext := '1' when op = OP_EXTSWSLI else '0';
v.e.right_shift := d_in.decode.invert_a;
v.e.rot_clear_left := d_in.decode.subresult(2);
v.e.rot_clear_right := d_in.decode.subresult(0);
v.e.rot_sign_ext := d_in.decode.subresult(1);

v.e.do_popcnt := '1' when op = OP_COUNTB and d_in.insn(7 downto 6) = "11" else '0';


75
decode_types.vhdl
Unescape Escape View File

@ -4,28 +4,22 @@ use ieee.std_logic_1164.all;
package decode_types is
type insn_type_t is (OP_ILLEGAL, OP_NOP, OP_ADD,
OP_ATTN, OP_B, OP_BC, OP_BCREG,
OP_BCD, OP_BPERM, OP_BREV,
OP_CMP, OP_CMPB, OP_CMPEQB, OP_CMPRB,
OP_COUNTB, OP_CROP,
OP_BPERM, OP_BSORT, OP_CMP,
OP_COMPUTE,
OP_COUNTB,
OP_DARN, OP_DCBF, OP_DCBST, OP_DCBZ,
OP_SPARE,
OP_ICBI, OP_ICBT,
OP_FP_CMP, OP_FP_ARITH, OP_FP_MOVE, OP_FP_MISC,
OP_DIV, OP_DIVE, OP_MOD,
OP_EXTS, OP_EXTSWSLI,
OP_ISEL, OP_ISYNC,
OP_LOGIC,
OP_ISYNC,
OP_LOAD, OP_STORE,
OP_MCRXRX, OP_MFCR, OP_MFMSR, OP_MFSPR,
OP_MCRXRX, OP_MFMSR, OP_MFSPR,
OP_MSG,
OP_MTCRF, OP_MTMSRD, OP_MTSPR, OP_MUL_L64,
OP_MUL_H64, OP_MUL_H32,
OP_BSORT,
OP_PRTY, OP_RFID,
OP_RLC, OP_RLCL, OP_RLCR, OP_SC, OP_SETB,
OP_SHL, OP_SHR,
OP_RFID,
OP_SC,
OP_SYNC, OP_TLBIE, OP_TRAP,
OP_XOR,
OP_ADDG6S,
OP_WAIT,
OP_FETCH_FAILED
);
@ -94,10 +88,11 @@ package decode_types is
INSN_mfcr,
INSN_mfmsr,
INSN_mfspr,
INSN_msgsync,
INSN_mtcrf,
INSN_mtmsr,
INSN_mtmsrd,
INSN_mtspr, -- 60
INSN_mtmsrd, -- 60
INSN_mtspr,
INSN_mulli,
INSN_neg,
INSN_nop,
@ -106,8 +101,8 @@ package decode_types is
INSN_popcntb,
INSN_popcntw,
INSN_popcntd,
INSN_prtyw,
INSN_prtyd, -- 70
INSN_prtyw, -- 70
INSN_prtyd,
INSN_rfid,
INSN_rfscv,
INSN_rldic,
@ -116,8 +111,8 @@ package decode_types is
INSN_rldimi,
INSN_rlwimi,
INSN_rlwinm,
INSN_rnop,
INSN_sc, -- 80
INSN_rnop, -- 80
INSN_sc,
INSN_setb,
INSN_slbia,
INSN_sradi,
@ -126,8 +121,8 @@ package decode_types is
INSN_std,
INSN_stdu,
INSN_sthu,
INSN_stq,
INSN_stwu, -- 90
INSN_stq, -- 90
INSN_stwu,
INSN_subfic,
INSN_subfme,
INSN_subfze,
@ -136,10 +131,8 @@ package decode_types is
INSN_tlbsync,
INSN_twi,
INSN_wait,
INSN_xori,
INSN_xoris, -- 100
-- pad to 102
INSN_065,
INSN_xori, -- 100
INSN_xoris,

-- Non-prefixed instructions that have a MLS:D prefixed form and
-- their corresponding prefixed instructions.
@ -240,6 +233,8 @@ package decode_types is
INSN_modsw,
INSN_moduw,
INSN_modud, -- 190
INSN_msgclr,
INSN_msgsnd,
INSN_mulhw,
INSN_mulhwu,
INSN_mulhd,
@ -247,9 +242,9 @@ package decode_types is
INSN_mullw,
INSN_mulld,
INSN_nand,
INSN_nor,
INSN_nor, -- 200
INSN_or,
INSN_orc, -- 200
INSN_orc,
INSN_pdepd,
INSN_pextd,
INSN_rldcl,
@ -257,9 +252,9 @@ package decode_types is
INSN_rlwnm,
INSN_slw,
INSN_sld,
INSN_sraw,
INSN_sraw, -- 210
INSN_srad,
INSN_srw, -- 210
INSN_srw,
INSN_srd,
INSN_stbcix,
INSN_stbcx,
@ -267,9 +262,9 @@ package decode_types is
INSN_stbux,
INSN_stdbrx,
INSN_stdcix,
INSN_stdcx,
INSN_stdcx, -- 220
INSN_stdx,
INSN_stdux, -- 220
INSN_stdux,
INSN_sthbrx,
INSN_sthcix,
INSN_sthcx,
@ -277,9 +272,9 @@ package decode_types is
INSN_sthux,
INSN_stqcx,
INSN_stwbrx,
INSN_stwcix,
INSN_stwcix, -- 230
INSN_stwcx,
INSN_stwx, -- 230
INSN_stwx,
INSN_stwux,
INSN_subf,
INSN_subfc,
@ -287,10 +282,11 @@ package decode_types is
INSN_td,
INSN_tlbie,
INSN_tlbiel,
INSN_tw,
INSN_tw, -- 240
INSN_xor,

-- pad to 240 to simplify comparison logic
-- pad to 248 to simplify comparison logic
INSN_242, INSN_243, INSN_244, INSN_245, INSN_246, INSN_247,

-- The following instructions have a third input addressed by RC
INSN_maddld,
@ -298,9 +294,7 @@ package decode_types is
INSN_maddhdu,

-- pad to 256 to simplify comparison logic
INSN_243,
INSN_244, INSN_245, INSN_246, INSN_247,
INSN_248, INSN_249, INSN_250, INSN_251,
INSN_251,
INSN_252, INSN_253, INSN_254, INSN_255,

-- The following instructions access floating-point registers
@ -700,6 +694,9 @@ package body decode_types is
when INSN_moduw => return "011111";
when INSN_modsd => return "011111";
when INSN_modsw => return "011111";
when INSN_msgclr => return "011111";
when INSN_msgsnd => return "011111";
when INSN_msgsync => return "011111";
when INSN_mtcrf => return "011111";
when INSN_mtmsr => return "011111";
when INSN_mtmsrd => return "011111";

104
execute1.vhdl
Unescape Escape View File

@ -16,6 +16,7 @@ entity execute1 is
EX1_BYPASS : boolean := true;
HAS_FPU : boolean := true;
CPU_INDEX : natural;
NCPUS : positive := 1;
-- Non-zero to enable log data collection
LOG_LENGTH : natural := 0
);
@ -48,6 +49,9 @@ entity execute1 is

dbg_ctrl_out : out ctrl_t;

msg_in : in std_ulogic;
msg_out : out std_ulogic_vector(NCPUS-1 downto 0);

run_out : out std_ulogic;
icache_inval : out std_ulogic;
terminate_out : out std_ulogic;
@ -103,8 +107,10 @@ architecture behaviour of execute1 is
write_tbl : std_ulogic;
write_tbu : std_ulogic;
noop_spr_read : std_ulogic;
send_hmsg : std_ulogic_vector(NCPUS-1 downto 0);
clr_hmsg : std_ulogic;
end record;
constant side_effect_init : side_effect_type := (others => '0');
constant side_effect_init : side_effect_type := (send_hmsg => (others => '0'), others => '0');

type actions_type is record
e : Execute1ToWritebackType;
@ -287,6 +293,9 @@ architecture behaviour of execute1 is
signal tb_next : std_ulogic_vector(63 downto 0);
signal tb_carry : std_ulogic;

-- directed hypervisor doorbell state
signal dhd_pending : std_ulogic;

type privilege_level is (USER, SUPER);
type op_privilege_array is array(insn_type_t) of privilege_level;
constant op_privilege: op_privilege_array := (
@ -614,6 +623,18 @@ begin
dbg_ctrl_out <= ctrl;
log_rd_addr <= ex2.log_addr_spr;

-- Doorbells
doorbell_sync : process(clk)
begin
if rising_edge(clk) then
if rst = '1' or ex2.se.clr_hmsg = '1' then
dhd_pending <= '0';
elsif msg_in = '1' then
dhd_pending <= '1';
end if;
end if;
end process;

a_in <= e_in.read_data1;
b_in <= e_in.read_data2;
c_in <= e_in.read_data3;
@ -1120,10 +1141,10 @@ begin
when "010" =>
newcrf := ppc_cmpeqb(a_in, b_in);
when "011" =>
-- CR logical instructions
if is_X(e_in.insn) then
newcrf := (others => 'X');
elsif e_in.insn(1) = '1' then
-- CR logical instructions
else
crnum := to_integer(unsigned(bf));
j := (7 - crnum) * 4;
newcrf := cr_in(j + 3 downto j);
@ -1142,14 +1163,18 @@ begin
newcrf(i) := crresult;
end if;
end loop;
else
end if;
when "100" =>
-- MCRF
if is_X(e_in.insn) then
newcrf := (others => 'X');
else
bfa := insn_bfa(e_in.insn);
scrnum := to_integer(unsigned(bfa));
j := (7 - scrnum) * 4;
newcrf := cr_in(j + 3 downto j);
end if;
when "100" =>
when "101" =>
-- MCRXRX
newcrf := xerc_in.ov & xerc_in.ov32 & xerc_in.ca & xerc_in.ca32;
when others =>
@ -1190,6 +1215,7 @@ begin
variable slow_op : std_ulogic;
variable owait : std_ulogic;
variable srr1 : std_ulogic_vector(63 downto 0);
variable c32, c64 : std_ulogic;
begin
v := actions_type_init;
v.e.write_data := alu_result;
@ -1247,6 +1273,26 @@ begin
v.ciabr_trace := '1';
end if;

if e_in.output_carry = '1' then
case e_in.result_sel is
when ADD =>
c32 := carry_32;
c64 := carry_64;
when ROT =>
c32 := rotator_carry;
c64 := rotator_carry;
when others =>
c32 := '0';
c64 := '0';
end case;
if e_in.input_carry /= OV then
set_carry(v.e, c32, c64);
else
v.e.xerc.ov := carry_64;
v.e.xerc.ov32 := carry_32;
end if;
end if;

case_0: case e_in.insn_type is
when OP_ILLEGAL =>
illegal := '1';
@ -1279,17 +1325,10 @@ begin
when OP_NOP | OP_DCBST | OP_ICBT =>
-- Do nothing
when OP_ADD =>
if e_in.output_carry = '1' then
if e_in.input_carry /= OV then
set_carry(v.e, carry_32, carry_64);
else
v.e.xerc.ov := carry_64;
v.e.xerc.ov32 := carry_32;
end if;
end if;
if e_in.oe = '1' then
set_ov(v.e, overflow_64, overflow_32);
end if;
when OP_COMPUTE =>
when OP_CMP =>
when OP_TRAP =>
-- trap instructions (tw, twi, td, tdi)
@ -1303,11 +1342,6 @@ begin
report "trap";
end if;
end if;
when OP_ADDG6S =>
when OP_CMPRB =>
when OP_CMPEQB =>
when OP_LOGIC | OP_XOR | OP_PRTY | OP_CMPB | OP_EXTS |
OP_BREV | OP_BCD =>

when OP_B =>
v.take_branch := '1';
@ -1386,8 +1420,6 @@ begin
when OP_COUNTB =>
v.res2_sel := "01";
slow_op := '1';
when OP_ISEL =>
when OP_CROP =>
when OP_MCRXRX =>
when OP_DARN =>
when OP_MFMSR =>
@ -1429,7 +1461,20 @@ begin
end if;
end if;

when OP_MFCR =>
when OP_MSG =>
-- msgsnd, msgclr
if b_in(31 downto 27) = 5x"5" then
if e_in.insn(6) = '0' then -- msgsnd
for cpuid in 0 to NCPUS-1 loop
if unsigned(b_in(19 downto 0)) = to_unsigned(cpuid, 20) then
v.se.send_hmsg(cpuid) := '1';
end if;
end loop;
else -- msgclr
v.se.clr_hmsg := '1';
end if;
end if;

when OP_MTCRF =>
when OP_MTMSRD =>
v.se.write_msr := '1';
@ -1503,11 +1548,6 @@ begin
illegal := '1';
end if;
end if;
when OP_RLC | OP_RLCL | OP_RLCR | OP_SHL | OP_SHR | OP_EXTSWSLI =>
if e_in.output_carry = '1' then
set_carry(v.e, rotator_carry, rotator_carry);
end if;
when OP_SETB =>

when OP_ISYNC =>
v.e.redirect := '1';
@ -1699,7 +1739,8 @@ begin
v.busy := '0';
bypass_valid := actions.bypass_valid;

irq_valid := ex1.msr(MSR_EE) and (pmu_to_x.intr or dec_sign or
irq_valid := ex1.msr(MSR_EE) and
(pmu_to_x.intr or dec_sign or dhd_pending or
(ext_irq_in and not ctrl.lpcr_heic));

if valid_in = '1' then
@ -1742,6 +1783,11 @@ begin
if pmu_to_x.intr = '1' then
v.e.intr_vec := 16#f00#;
report "IRQ valid: PMU";
elsif dhd_pending = '1' then
v.e.intr_vec := 16#e80#;
v.e.hv_intr := '1';
v.se.clr_hmsg := '1';
report "Hypervisor doorbell";
elsif dec_sign = '1' then
v.e.intr_vec := 16#900#;
report "IRQ valid: DEC";
@ -2170,7 +2216,7 @@ begin
-- pending exceptions clear any wait state
-- ex1.fp_exception_next is not tested because it is not possible to
-- get into wait state with a pending FP exception.
irq_exc := pmu_to_x.intr or dec_sign or ext_irq_in;
irq_exc := pmu_to_x.intr or dec_sign or ext_irq_in or dhd_pending;
if ex1.trace_next = '1' or irq_exc = '1' or interrupt_in.intr = '1' then
ctrl_tmp.wait_state <= '0';
end if;
@ -2218,6 +2264,8 @@ begin
terminate_out <= ex2.se.terminate;
icache_inval <= ex2.se.icache_inval;

msg_out <= ex2.se.send_hmsg;

exception_log <= v.e.interrupt;
end process;


21
logical.vhdl
Unescape Escape View File

@ -114,7 +114,7 @@ begin
end if;

case op is
when "000" => -- OP_LOGIC
when "000" => -- and, or, etc.
-- for now, abuse the 'is_signed' field to indicate inversion of RS
rs_adj := rs;
if is_signed = '1' then
@ -124,13 +124,13 @@ begin
if invert_out = '1' then
tmp := not tmp;
end if;
when "001" => -- OP_XOR
when "001" => -- xor, eqv
tmp := rs xor rb;
if invert_out = '1' then
tmp := not tmp;
end if;

when "010" => -- OP_BREV
when "010" => -- brev
if datalen(3) = '1' then
tmp := rs( 7 downto 0) & rs(15 downto 8) & rs(23 downto 16) & rs(31 downto 24) &
rs(39 downto 32) & rs(47 downto 40) & rs(55 downto 48) & rs(63 downto 56);
@ -142,22 +142,17 @@ begin
rs(23 downto 16) & rs(31 downto 24) & rs( 7 downto 0) & rs(15 downto 8);
end if;

when "011" => -- OP_PRTY
when "011" => -- prty*
tmp := parity;
when "100" => -- OP_CMPB
when "100" => -- cmpb
tmp := ppc_cmpb(rs, rb);
when "101" => -- OP_BCD
-- invert_in is abused to indicate direction of conversion
if invert_in = '0' then
-- cbcdtd
when "101" => -- cbcdtd
tmp := x"000" & bcd_to_dpd(rs(55 downto 44)) & bcd_to_dpd(rs(43 downto 32)) &
x"000" & bcd_to_dpd(rs(23 downto 12)) & bcd_to_dpd(rs(11 downto 0));
else
-- cdtbcd
when "110" => -- cdtbcd
tmp := x"00" & dpd_to_bcd(rs(51 downto 42)) & dpd_to_bcd(rs(41 downto 32)) &
x"00" & dpd_to_bcd(rs(19 downto 10)) & dpd_to_bcd(rs(9 downto 0));
end if;
when "110" => -- OP_EXTS
when "111" => -- exts*
-- note datalen is a 1-hot encoding
negative := (datalen(0) and rs(7)) or
(datalen(1) and rs(15)) or

3
predecode.vhdl
Unescape Escape View File

@ -346,6 +346,9 @@ architecture behaviour of predecoder is
2#0_01000_01011# => INSN_moduw,
2#0_11000_01001# => INSN_modsd,
2#0_11000_01011# => INSN_modsw,
2#0_00111_01110# => INSN_msgclr,
2#0_00110_01110# => INSN_msgsnd,
2#0_11011_10110# => INSN_msgsync,
2#0_00100_10000# => INSN_mtcrf,
2#0_00100_10010# => INSN_mtmsr,
2#0_00101_10010# => INSN_mtmsrd,

16
scripts/fmt_log/fmt_log.c
Unescape Escape View File

@ -86,14 +86,14 @@ struct log_entry {
const char *units[4] = { "al", "ls", "fp", "3?" };
const char *ops[64] =
{
"illegal", "nop ", "add ", "attn ", "b ", "bc ", "bcreg ", "bcd ",
"bperm ", "brev ", "cmp ", "cmpb ", "cmpeqb ", "cmprb ", "countb ", "crop ",
"darn ", "dcbf ", "dcbst ", "xcbt ", "dcbtst ", "dcbz ", "icbi ", "fpcmp ",
"fparith", "fpmove ", "fpmisc ", "div ", "dive ", "mod ", "exts ", "extswsl",
"isel ", "isync ", "logic ", "ld ", "st ", "mcrxrx ", "mfcr ", "mfmsr ",
"mfspr ", "mtcrf ", "mtmsr ", "mtspr ", "mull64 ", "mulh64 ", "mulh32 ", "bsort ",
"prty ", "rfid ", "rlc ", "rlcl ", "rlcr ", "sc ", "setb ", "shl ",
"shr ", "sync ", "tlbie ", "trap ", "xor ", "addg6s ", "wait ", "ffail ",
"illegal", "nop ", "add ", "attn ", "b ", "bc ", "bcreg ", "bperm ",
"bsort ", "cmp ", "compute", "countb ", "darn ", "dcbf ", "dcbst ", "dcbz ",
"icbi ", "icbt ", "fpcmp ", "fparith", "fpmove ", "fpmisc ", "div ", "dive ",
"mod ", "isync ", "ld ", "st ", "mcrxrx ", "mfmsr ", "mfspr ", "msg ",
"mtcrf ", "mtmsr ", "mtspr ", "mull64 ", "mulh64 ", "mulh32 ", "rfid ", "sc ",
"sync ", "tlbie ", "trap ", "wait ", "ffail ", "?45 ", "?46 ", "?47 ",
"?48 ", "?49 ", "?50 ", "?51 ", "?52 ", "?53 ", "?54 ", "?55 ",
"?56 ", "?57 ", "?58 ", "?59 ", "?60 ", "?61 ", "?62 ", "?63 "
};

const char *spr_names[13] =

22
soc.vhdl
Unescape Escape View File

@ -273,6 +273,9 @@ architecture behaviour of soc is

signal core_run_out : std_ulogic_vector(NCPUS-1 downto 0);

type msg_percpu_array is array(cpu_index_t) of std_ulogic_vector(NCPUS-1 downto 0);
signal msgs : msg_percpu_array;

function wishbone_widen_data(wb : wb_io_master_out) return wishbone_master_out is
variable wwb : wishbone_master_out;
begin
@ -355,10 +358,14 @@ begin

-- Processor cores
processors: for i in 0 to NCPUS-1 generate
signal msgin : std_ulogic;

begin
core: entity work.core
generic map(
SIM => SIM,
CPU_INDEX => i,
NCPUS => NCPUS,
HAS_FPU => HAS_FPU,
HAS_BTC => HAS_BTC,
DISABLE_FLATTEN => DISABLE_FLATTEN_CORE,
@ -389,8 +396,21 @@ begin
dmi_wr => dmi_wr,
dmi_ack => dmi_core_ack(i),
dmi_req => dmi_core_req(i),
ext_irq => core_ext_irq(i)
ext_irq => core_ext_irq(i),
msg_out => msgs(i),
msg_in => msgin
);

process(all)
variable m : std_ulogic;
begin
m := '0';
for j in 0 to NCPUS-1 loop
m := m or msgs(j)(i);
end loop;
msgin <= m;
end process;

end generate;

run_out <= or (core_run_out);

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