Mercurial > repos > blastem
changeset 105:1a0fd122ca8f
Implemented move from SR
author | Mike Pavone <pavone@retrodev.com> |
---|---|
date | Fri, 28 Dec 2012 10:37:09 -0800 |
parents | a0fdaa134964 |
children | 1eba2b9455f8 |
files | m68k_to_x86.c |
diffstat | 1 files changed, 11 insertions(+), 4 deletions(-) [+] |
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--- a/m68k_to_x86.c Thu Dec 27 23:00:11 2012 -0800 +++ b/m68k_to_x86.c Fri Dec 28 10:37:09 2012 -0800 @@ -1443,6 +1443,7 @@ break; default: printf("address mode %d not yet supported (jsr)\n", inst->src.addr_mode); + exit(1); } return dst; } @@ -1913,15 +1914,21 @@ } } break; - //case M68K_EXT: - // break; case M68K_ILLEGAL: dst = call(dst, (uint8_t *)m68k_save_context); dst = mov_rr(dst, CONTEXT, RDI, SZ_Q); dst = call(dst, (uint8_t *)print_regs_exit); break; - /*case M68K_MOVE_FROM_SR: - break;*/ + case M68K_MOVE_FROM_SR: + //TODO: Trap if not in system mode + dst = call(dst, (uint8_t *)get_sr); + if (dst_op.mode == MODE_REG_DIRECT) { + dst = mov_rr(dst, SCRATCH1, dst_op.base, SZ_W); + } else { + dst = mov_rrdisp8(dst, SCRATCH1, dst_op.base, dst_op.disp, SZ_W); + } + dst = m68k_save_result(inst, dst, opts); + break; case M68K_MOVE_CCR: case M68K_MOVE_SR: //TODO: Privilege check for MOVE to SR