| Message ID | 1439151229-27747-24-git-send-email-laurent@vivier.eu |
|---|---|
| State | New |
| Headers | show |
On 08/09/2015 01:13 PM, Laurent Vivier wrote: > Signed-off-by: Laurent Vivier <laurent@vivier.eu> > --- > target-m68k/translate.c | 21 +++++++++++++++++++-- > 1 file changed, 19 insertions(+), 2 deletions(-) > > diff --git a/target-m68k/translate.c b/target-m68k/translate.c > index 9a7558a..95d58d1 100644 > --- a/target-m68k/translate.c > +++ b/target-m68k/translate.c > @@ -1789,8 +1789,24 @@ DISAS_INSN(link) > TCGv reg; > TCGv tmp; > > - offset = cpu_ldsw_code(env, s->pc); > - s->pc += 2; > + offset = read_im16(env, s); > + reg = AREG(insn, 0); > + tmp = tcg_temp_new(); > + tcg_gen_subi_i32(tmp, QREG_SP, 4); > + gen_store(s, OS_LONG, tmp, reg); > + if ((insn & 7) != 7) { > + tcg_gen_mov_i32(reg, tmp); > + } > + tcg_gen_addi_i32(QREG_SP, tmp, offset); > +} > + > +DISAS_INSN(linkl) > +{ > + int32_t offset; > + TCGv reg; > + TCGv tmp; > + > + offset = read_im32(env, s); > reg = AREG(insn, 0); > tmp = tcg_temp_new(); > tcg_gen_subi_i32(tmp, QREG_SP, 4); Surely you can share most of the code via a subroutine, since the only difference is the size of the immediate. > @@ -3179,6 +3195,7 @@ void register_m68k_insns (CPUM68KState *env) > INSN(not, 4600, ff00, M68000); > INSN(undef, 46c0, ffc0, M68000); > INSN(move_to_sr, 46c0, ffc0, CF_ISA_A); > + INSN(linkl, 4808, fff8, M68000); > INSN(pea, 4840, ffc0, CF_ISA_A); > INSN(pea, 4840, ffc0, M68000); > INSN(swap, 4840, fff8, CF_ISA_A); >
diff --git a/target-m68k/translate.c b/target-m68k/translate.c index 9a7558a..95d58d1 100644 --- a/target-m68k/translate.c +++ b/target-m68k/translate.c @@ -1789,8 +1789,24 @@ DISAS_INSN(link) TCGv reg; TCGv tmp; - offset = cpu_ldsw_code(env, s->pc); - s->pc += 2; + offset = read_im16(env, s); + reg = AREG(insn, 0); + tmp = tcg_temp_new(); + tcg_gen_subi_i32(tmp, QREG_SP, 4); + gen_store(s, OS_LONG, tmp, reg); + if ((insn & 7) != 7) { + tcg_gen_mov_i32(reg, tmp); + } + tcg_gen_addi_i32(QREG_SP, tmp, offset); +} + +DISAS_INSN(linkl) +{ + int32_t offset; + TCGv reg; + TCGv tmp; + + offset = read_im32(env, s); reg = AREG(insn, 0); tmp = tcg_temp_new(); tcg_gen_subi_i32(tmp, QREG_SP, 4); @@ -3179,6 +3195,7 @@ void register_m68k_insns (CPUM68KState *env) INSN(not, 4600, ff00, M68000); INSN(undef, 46c0, ffc0, M68000); INSN(move_to_sr, 46c0, ffc0, CF_ISA_A); + INSN(linkl, 4808, fff8, M68000); INSN(pea, 4840, ffc0, CF_ISA_A); INSN(pea, 4840, ffc0, M68000); INSN(swap, 4840, fff8, CF_ISA_A);
Signed-off-by: Laurent Vivier <laurent@vivier.eu> --- target-m68k/translate.c | 21 +++++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-)