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target-alpha: Convert opcode 0x12 to source/sink

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Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2014-03-18 23:05:37 -07:00
parent db4a16458c
commit 3bd67b7dab
1 changed files with 27 additions and 36 deletions
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63
target-alpha/translate.c
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@ -2203,7 +2203,10 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
goto invalid_opc;
}
break;
case 0x12:
vc = dest_gpr(ctx, rc);
va = load_gpr(ctx, ra);
switch (fn7) {
case 0x02:
/* MSKBL */
@ -2255,18 +2258,14 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
break;
case 0x34:
/* SRL */
if (likely(rc != 31)) {
if (ra != 31) {
if (islit) {
tcg_gen_shri_i64(cpu_ir[rc], cpu_ir[ra], lit & 0x3f);
} else {
TCGv shift = tcg_temp_new();
tcg_gen_andi_i64(shift, cpu_ir[rb], 0x3f);
tcg_gen_shr_i64(cpu_ir[rc], cpu_ir[ra], shift);
tcg_temp_free(shift);
}
} else
tcg_gen_movi_i64(cpu_ir[rc], 0);
if (islit) {
tcg_gen_shri_i64(vc, va, lit & 0x3f);
} else {
tmp = tcg_temp_new();
vb = load_gpr(ctx, rb);
tcg_gen_andi_i64(tmp, vb, 0x3f);
tcg_gen_shr_i64(vc, va, tmp);
tcg_temp_free(tmp);
}
break;
case 0x36:
@ -2275,18 +2274,14 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
break;
case 0x39:
/* SLL */
if (likely(rc != 31)) {
if (ra != 31) {
if (islit) {
tcg_gen_shli_i64(cpu_ir[rc], cpu_ir[ra], lit & 0x3f);
} else {
TCGv shift = tcg_temp_new();
tcg_gen_andi_i64(shift, cpu_ir[rb], 0x3f);
tcg_gen_shl_i64(cpu_ir[rc], cpu_ir[ra], shift);
tcg_temp_free(shift);
}
} else
tcg_gen_movi_i64(cpu_ir[rc], 0);
if (islit) {
tcg_gen_shli_i64(vc, va, lit & 0x3f);
} else {
tmp = tcg_temp_new();
vb = load_gpr(ctx, rb);
tcg_gen_andi_i64(tmp, vb, 0x3f);
tcg_gen_shl_i64(vc, va, tmp);
tcg_temp_free(tmp);
}
break;
case 0x3B:
@ -2295,18 +2290,14 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
break;
case 0x3C:
/* SRA */
if (likely(rc != 31)) {
if (ra != 31) {
if (islit) {
tcg_gen_sari_i64(cpu_ir[rc], cpu_ir[ra], lit & 0x3f);
} else {
TCGv shift = tcg_temp_new();
tcg_gen_andi_i64(shift, cpu_ir[rb], 0x3f);
tcg_gen_sar_i64(cpu_ir[rc], cpu_ir[ra], shift);
tcg_temp_free(shift);
}
} else
tcg_gen_movi_i64(cpu_ir[rc], 0);
if (islit) {
tcg_gen_sari_i64(vc, va, lit & 0x3f);
} else {
tmp = tcg_temp_new();
vb = load_gpr(ctx, rb);
tcg_gen_andi_i64(tmp, vb, 0x3f);
tcg_gen_sar_i64(vc, va, tmp);
tcg_temp_free(tmp);
}
break;
case 0x52: