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comparison z80_util.c @ 1715:4fd84c3efc72

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Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
author Michael Pavone <pavone@retrodev.com>
date Tue, 29 Jan 2019 23:56:48 -0800
parents c2324849a5e5
children ca2336469397
comparison
equal deleted inserted replaced
1714:e170a0f75c4f 1715:4fd84c3efc72
1 1
2 void z80_read_8(z80_context *context) 2 void z80_read_8(z80_context *context)
3 { 3 {
4 context->cycles += 3 * context->opts->gen.clock_divider;
4 context->scratch1 = read_byte(context->scratch1, NULL, &context->opts->gen, context); 5 context->scratch1 = read_byte(context->scratch1, NULL, &context->opts->gen, context);
5 } 6 }
6 7
7 void z80_write_8(z80_context *context) 8 void z80_write_8(z80_context *context)
8 { 9 {
10 context->cycles += 3 * context->opts->gen.clock_divider;
9 write_byte(context->scratch2, context->scratch1, NULL, &context->opts->gen, context); 11 write_byte(context->scratch2, context->scratch1, NULL, &context->opts->gen, context);
10 } 12 }
11 13
12 void z80_io_read8(z80_context *context) 14 void z80_io_read8(z80_context *context)
13 { 15 {