diff options
| author | Richard Henderson <rth@twiddle.net> | 2014-03-19 00:22:50 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2014-04-17 11:47:41 -0700 |
| commit | 1eaa1da7e43c89df1f8cfdfa17d27f1e0ca20ace (patch) | |
| tree | 33655412eeb095a7bbe3e90c6480f252a94c1e45 /target-alpha | |
| parent | 8f56ced8aa1a8a2846bc0c4919032101c6e3a2fc (diff) | |
target-alpha: Convert opcode 0x1B to source/sink
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-alpha')
| -rw-r--r-- | target-alpha/translate.c | 32 |
1 files changed, 13 insertions, 19 deletions
diff --git a/target-alpha/translate.c b/target-alpha/translate.c index d3fbcb433b..3a0cf6f108 100644 --- a/target-alpha/translate.c +++ b/target-alpha/translate.c @@ -2755,39 +2755,33 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn) } ret = EXIT_PC_UPDATED; break; + case 0x1B: /* HW_LD (PALcode) */ #ifndef CONFIG_USER_ONLY REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE); { - TCGv addr; - - if (ra == 31) { - break; - } + TCGv addr = tcg_temp_new(); + vb = load_gpr(ctx, rb); + va = dest_gpr(ctx, ra); - addr = tcg_temp_new(); - if (rb != 31) { - tcg_gen_addi_i64(addr, cpu_ir[rb], disp12); - } else { - tcg_gen_movi_i64(addr, disp12); - } + tcg_gen_addi_i64(addr, vb, disp12); switch ((insn >> 12) & 0xF) { case 0x0: /* Longword physical access (hw_ldl/p) */ - gen_helper_ldl_phys(cpu_ir[ra], cpu_env, addr); + gen_helper_ldl_phys(va, cpu_env, addr); break; case 0x1: /* Quadword physical access (hw_ldq/p) */ - gen_helper_ldq_phys(cpu_ir[ra], cpu_env, addr); + gen_helper_ldq_phys(va, cpu_env, addr); break; case 0x2: /* Longword physical access with lock (hw_ldl_l/p) */ - gen_helper_ldl_l_phys(cpu_ir[ra], cpu_env, addr); + gen_helper_ldl_l_phys(va, cpu_env, addr); break; case 0x3: /* Quadword physical access with lock (hw_ldq_l/p) */ - gen_helper_ldq_l_phys(cpu_ir[ra], cpu_env, addr); + gen_helper_ldq_l_phys(va, cpu_env, addr); break; case 0x4: /* Longword virtual PTE fetch (hw_ldl/v) */ @@ -2810,11 +2804,11 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn) goto invalid_opc; case 0xA: /* Longword virtual access with protection check (hw_ldl/w) */ - tcg_gen_qemu_ld_i64(cpu_ir[ra], addr, MMU_KERNEL_IDX, MO_LESL); + tcg_gen_qemu_ld_i64(va, addr, MMU_KERNEL_IDX, MO_LESL); break; case 0xB: /* Quadword virtual access with protection check (hw_ldq/w) */ - tcg_gen_qemu_ld_i64(cpu_ir[ra], addr, MMU_KERNEL_IDX, MO_LEQ); + tcg_gen_qemu_ld_i64(va, addr, MMU_KERNEL_IDX, MO_LEQ); break; case 0xC: /* Longword virtual access with alt access mode (hw_ldl/a)*/ @@ -2825,12 +2819,12 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn) case 0xE: /* Longword virtual access with alternate access mode and protection checks (hw_ldl/wa) */ - tcg_gen_qemu_ld_i64(cpu_ir[ra], addr, MMU_USER_IDX, MO_LESL); + tcg_gen_qemu_ld_i64(va, addr, MMU_USER_IDX, MO_LESL); break; case 0xF: /* Quadword virtual access with alternate access mode and protection checks (hw_ldq/wa) */ - tcg_gen_qemu_ld_i64(cpu_ir[ra], addr, MMU_USER_IDX, MO_LEQ); + tcg_gen_qemu_ld_i64(va, addr, MMU_USER_IDX, MO_LEQ); break; } tcg_temp_free(addr); |