redo/8608
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fix conditions, add ien flag, improve keyboard, add gpio

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This commit is contained in:
Redo
2023-01-04 13:29:55 -06:00
parent 4af6f46a51
commit b75ff48300
8 changed files with 160 additions and 53 deletions
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12
emulator/instructions_gen.c
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@@ -1,6 +1,6 @@
// Auto-generated by gendefs.lua
void cpu_instr_0_0(struct CPU* const cpu, struct Memory* const mem) { cpu->a=0; cpu->b=0; cpu->c=0; cpu->u=0; cpu->t=0; cpu->p=0; cpu->q=0; cpu->s=0; cpu->v=0; cpu->i=0; cpu->cf=0; cpu->nz=0; cpu->irq=0; cpu->ifg=0; cpu->rfg=1; lni; }
void cpu_instr_0_0(struct CPU* const cpu, struct Memory* const mem) { cpu->a=0; cpu->b=0; cpu->c=0; cpu->u=0; cpu->t=0; cpu->p=0; cpu->q=0; cpu->s=0; cpu->v=0; cpu->i=0; cpu->cf=0; cpu->nz=0; cpu->irq=0; cpu->ifg=0; cpu->rfg=1; cpu->ien=0; lni; }
void cpu_instr_16_0(struct CPU* const cpu, struct Memory* const mem) { addf(cpu->a, 1 ); lni; }
void cpu_instr_17_0(struct CPU* const cpu, struct Memory* const mem) { addf(cpu->a,-1 ); lni; }
void cpu_instr_18_0(struct CPU* const cpu, struct Memory* const mem) { cpu->p++; lni; }
@@ -73,9 +73,9 @@ void cpu_instr_51_1(struct CPU* const cpu, struct Memory* const mem) { if(!cpu->
void cpu_instr_52_0(struct CPU* const cpu, struct Memory* const mem) { loadimmedt cpu->cycle++; }
void cpu_instr_52_1(struct CPU* const cpu, struct Memory* const mem) { if( cpu->cf ) { jmprelt } else { lni } }
void cpu_instr_53_0(struct CPU* const cpu, struct Memory* const mem) { loadimmedt cpu->cycle++; }
void cpu_instr_53_1(struct CPU* const cpu, struct Memory* const mem) { if( cpu->nz && cpu->cf) { jmprelt } else { lni } }
void cpu_instr_53_1(struct CPU* const cpu, struct Memory* const mem) { if(cpu->nz && (!cpu->cf)) { jmprelt } else { lni } }
void cpu_instr_54_0(struct CPU* const cpu, struct Memory* const mem) { loadimmedt cpu->cycle++; }
void cpu_instr_54_1(struct CPU* const cpu, struct Memory* const mem) { if(!cpu->nz && !cpu->cf) { jmprelt } else { lni } }
void cpu_instr_54_1(struct CPU* const cpu, struct Memory* const mem) { if((!cpu->nz) || cpu->cf) { jmprelt } else { lni } }
void cpu_instr_55_0(struct CPU* const cpu, struct Memory* const mem) { cpu->b=lobyte(cpu->p); lni; }
void cpu_instr_56_0(struct CPU* const cpu, struct Memory* const mem) { cpu->c=hibyte(cpu->p); lni; }
void cpu_instr_57_0(struct CPU* const cpu, struct Memory* const mem) { cpu->b=lobyte(cpu->q); lni; }
@@ -445,6 +445,8 @@ void cpu_instr_241_0(struct CPU* const cpu, struct Memory* const mem) { cpu->rfg
void cpu_instr_242_0(struct CPU* const cpu, struct Memory* const mem) { cpu->irq=0; cpu->ifg=1; int t=cpu->i; cpu->i=cpu->v; cpu->v=(t-1)%65536; lni; }
void cpu_instr_243_0(struct CPU* const cpu, struct Memory* const mem) { cpu->ifg=1; int t=cpu->i; cpu->i=cpu->v; cpu->v=t; lni; }
void cpu_instr_244_0(struct CPU* const cpu, struct Memory* const mem) { cpu->ifg=0; int t=cpu->i; cpu->i=cpu->v; cpu->v=t; lni; }
void cpu_instr_245_0(struct CPU* const cpu, struct Memory* const mem) { cpu->ien=1; lni; }
void cpu_instr_246_0(struct CPU* const cpu, struct Memory* const mem) { cpu->ien=0; lni; }
void cpu_instr_255_0(struct CPU* const cpu, struct Memory* const mem) { lni; }
CPUInstruction CPUInstructions[256][8] = {
@@ -693,8 +695,8 @@ CPUInstruction CPUInstructions[256][8] = {
{cpu_instr_242_0,0,0,0,0,0,0,0},
{cpu_instr_243_0,0,0,0,0,0,0,0},
{cpu_instr_244_0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0},
{cpu_instr_245_0,0,0,0,0,0,0,0},
{cpu_instr_246_0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0},