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target-cris: Use new qemu_ld/st opcodes 

Using the new opcodes we can reduce if/else trees to
a single statement.

Reviewed-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Cc: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
This commit is contained in:
Richard Henderson 2013-12-07 14:52:34 +13:00 committed by Edgar E. Iglesias
parent d2aa90cda8
commit a1d22a367d
1 changed files with 4 additions and 25 deletions
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29
target-cris/translate.c
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@ -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);