Message ID | 1386381154-29682-1-git-send-email-rth@twiddle.net |
---|---|
State | New |
Headers | show |
On Sat, Dec 07, 2013 at 02:52:34PM +1300, Richard Henderson wrote: > Using the new opcodes we can reduce if/else trees to > a single statement. I committed this, thanks. Edgar > > Cc: Edgar E. Iglesias <edgar.iglesias@gmail.com> > Signed-off-by: Richard Henderson <rth@twiddle.net> > --- > target-cris/translate.c | 29 ++++------------------------- > 1 file changed, 4 insertions(+), 25 deletions(-) > > diff --git a/target-cris/translate.c b/target-cris/translate.c > index 5faa44c..f990d59 100644 > --- a/target-cris/translate.c > +++ b/target-cris/translate.c > @@ -1133,7 +1133,7 @@ static void gen_load64(DisasContext *dc, TCGv_i64 dst, TCGv addr) > cris_store_direct_jmp(dc); > } > > - tcg_gen_qemu_ld64(dst, addr, mem_index); > + tcg_gen_qemu_ld_i64(dst, addr, mem_index, MO_TEQ); > } > > static void gen_load(DisasContext *dc, TCGv dst, TCGv addr, > @@ -1147,23 +1147,8 @@ static void gen_load(DisasContext *dc, TCGv dst, TCGv addr, > cris_store_direct_jmp(dc); > } > > - if (size == 1) { > - if (sign) { > - tcg_gen_qemu_ld8s(dst, addr, mem_index); > - } else { > - tcg_gen_qemu_ld8u(dst, addr, mem_index); > - } > - } else if (size == 2) { > - if (sign) { > - tcg_gen_qemu_ld16s(dst, addr, mem_index); > - } else { > - tcg_gen_qemu_ld16u(dst, addr, mem_index); > - } > - } else if (size == 4) { > - tcg_gen_qemu_ld32u(dst, addr, mem_index); > - } else { > - abort(); > - } > + tcg_gen_qemu_ld_tl(dst, addr, mem_index, > + MO_TE + ctz32(size) + (sign ? MO_SIGN : 0)); > } > > static void gen_store (DisasContext *dc, TCGv addr, TCGv val, > @@ -1187,13 +1172,7 @@ static void gen_store (DisasContext *dc, TCGv addr, TCGv val, > return; > } > > - if (size == 1) { > - tcg_gen_qemu_st8(val, addr, mem_index); > - } else if (size == 2) { > - tcg_gen_qemu_st16(val, addr, mem_index); > - } else { > - tcg_gen_qemu_st32(val, addr, mem_index); > - } > + tcg_gen_qemu_st_tl(val, addr, mem_index, MO_TE + ctz32(size)); > > if (dc->flagx_known && dc->flags_x) { > cris_evaluate_flags(dc); > -- > 1.8.3.1 >
diff --git a/target-cris/translate.c b/target-cris/translate.c index 5faa44c..f990d59 100644 --- a/target-cris/translate.c +++ b/target-cris/translate.c @@ -1133,7 +1133,7 @@ static void gen_load64(DisasContext *dc, TCGv_i64 dst, TCGv addr) cris_store_direct_jmp(dc); } - tcg_gen_qemu_ld64(dst, addr, mem_index); + tcg_gen_qemu_ld_i64(dst, addr, mem_index, MO_TEQ); } static void gen_load(DisasContext *dc, TCGv dst, TCGv addr, @@ -1147,23 +1147,8 @@ static void gen_load(DisasContext *dc, TCGv dst, TCGv addr, cris_store_direct_jmp(dc); } - if (size == 1) { - if (sign) { - tcg_gen_qemu_ld8s(dst, addr, mem_index); - } else { - tcg_gen_qemu_ld8u(dst, addr, mem_index); - } - } else if (size == 2) { - if (sign) { - tcg_gen_qemu_ld16s(dst, addr, mem_index); - } else { - tcg_gen_qemu_ld16u(dst, addr, mem_index); - } - } else if (size == 4) { - tcg_gen_qemu_ld32u(dst, addr, mem_index); - } else { - abort(); - } + tcg_gen_qemu_ld_tl(dst, addr, mem_index, + MO_TE + ctz32(size) + (sign ? MO_SIGN : 0)); } static void gen_store (DisasContext *dc, TCGv addr, TCGv val, @@ -1187,13 +1172,7 @@ static void gen_store (DisasContext *dc, TCGv addr, TCGv val, return; } - if (size == 1) { - tcg_gen_qemu_st8(val, addr, mem_index); - } else if (size == 2) { - tcg_gen_qemu_st16(val, addr, mem_index); - } else { - tcg_gen_qemu_st32(val, addr, mem_index); - } + tcg_gen_qemu_st_tl(val, addr, mem_index, MO_TE + ctz32(size)); if (dc->flagx_known && dc->flags_x) { cris_evaluate_flags(dc);
Using the new opcodes we can reduce if/else trees to a single statement. Cc: Edgar E. Iglesias <edgar.iglesias@gmail.com> Signed-off-by: Richard Henderson <rth@twiddle.net> --- target-cris/translate.c | 29 ++++------------------------- 1 file changed, 4 insertions(+), 25 deletions(-)