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target-alpha: Convert opcode 0x1F to source/sink

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Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2014-03-19 09:35:19 -07:00
parent 46010969f3
commit a4af30447b
1 changed files with 10 additions and 20 deletions
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30
target-alpha/translate.c
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@ -2992,40 +2992,33 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
#else
goto invalid_opc;
#endif
case 0x1F:
/* HW_ST (PALcode) */
#ifndef CONFIG_USER_ONLY
REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
{
TCGv addr, val;
addr = tcg_temp_new();
if (rb != 31) {
tcg_gen_addi_i64(addr, cpu_ir[rb], disp12);
} else {
tcg_gen_movi_i64(addr, disp12);
}
if (ra != 31) {
val = cpu_ir[ra];
} else {
val = tcg_temp_new();
tcg_gen_movi_i64(val, 0);
}
TCGv addr = tcg_temp_new();
va = load_gpr(ctx, ra);
vb = load_gpr(ctx, rb);
tcg_gen_addi_i64(addr, vb, disp12);
switch ((insn >> 12) & 0xF) {
case 0x0:
/* Longword physical access */
gen_helper_stl_phys(cpu_env, addr, val);
gen_helper_stl_phys(cpu_env, addr, va);
break;
case 0x1:
/* Quadword physical access */
gen_helper_stq_phys(cpu_env, addr, val);
gen_helper_stq_phys(cpu_env, addr, va);
break;
case 0x2:
/* Longword physical access with lock */
gen_helper_stl_c_phys(val, cpu_env, addr, val);
gen_helper_stl_c_phys(dest_gpr(ctx, ra), cpu_env, addr, va);
break;
case 0x3:
/* Quadword physical access with lock */
gen_helper_stq_c_phys(val, cpu_env, addr, val);
gen_helper_stq_c_phys(dest_gpr(ctx, ra), cpu_env, addr, va);
break;
case 0x4:
/* Longword virtual access */
@ -3064,9 +3057,6 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
/* Invalid */
goto invalid_opc;
}
if (ra == 31) {
tcg_temp_free(val);
}
tcg_temp_free(addr);
break;
}