diff options
Diffstat (limited to 'target-alpha/translate.c')
| -rw-r--r-- | target-alpha/translate.c | 148 |
1 files changed, 128 insertions, 20 deletions
diff --git a/target-alpha/translate.c b/target-alpha/translate.c index 2ca1985be1..e0acba5fa1 100644 --- a/target-alpha/translate.c +++ b/target-alpha/translate.c @@ -209,16 +209,10 @@ static always_inline void gen_st##width (DisasContext *ctx) \ (*gen_op_st##width[ctx->mem_idx])(); \ } -GEN_LD(bu); -GEN_ST(b); -GEN_LD(wu); -GEN_ST(w); GEN_LD(l); GEN_ST(l); GEN_LD(q); GEN_ST(q); -GEN_LD(q_u); -GEN_ST(q_u); GEN_LD(l_l); GEN_ST(l_c); GEN_LD(q_l); @@ -661,33 +655,103 @@ static always_inline int translate_one (DisasContext *ctx, uint32_t insn) /* LDBU */ if (!(ctx->amask & AMASK_BWX)) goto invalid_opc; - gen_load_mem(ctx, &gen_ldbu, ra, rb, disp16, 0); + if (likely(ra != 31)) { + TCGv addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + else + tcg_gen_movi_i64(addr, disp16); + tcg_gen_qemu_ld8u(cpu_ir[ra], addr, ctx->mem_idx); + tcg_temp_free(addr); + } break; case 0x0B: /* LDQ_U */ - gen_load_mem(ctx, &gen_ldq_u, ra, rb, disp16, 1); + if (likely(ra != 31)) { + TCGv addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) { + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + tcg_gen_andi_i64(addr, addr, ~0x7); + } else + tcg_gen_movi_i64(addr, disp16 & ~0x7); + tcg_gen_qemu_ld64(cpu_ir[ra], addr, ctx->mem_idx); + tcg_temp_free(addr); + } break; case 0x0C: /* LDWU */ if (!(ctx->amask & AMASK_BWX)) goto invalid_opc; - gen_load_mem(ctx, &gen_ldwu, ra, rb, disp16, 0); + if (likely(ra != 31)) { + TCGv addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + else + tcg_gen_movi_i64(addr, disp16); + tcg_gen_qemu_ld16u(cpu_ir[ra], addr, ctx->mem_idx); + tcg_temp_free(addr); + } break; case 0x0D: /* STW */ - if (!(ctx->amask & AMASK_BWX)) - goto invalid_opc; - gen_store_mem(ctx, &gen_stw, ra, rb, disp16, 0); + { + TCGv addr; + if (!(ctx->amask & AMASK_BWX)) + goto invalid_opc; + addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + else + tcg_gen_movi_i64(addr, disp16); + if (ra != 31) + tcg_gen_qemu_st16(cpu_ir[ra], addr, ctx->mem_idx); + else { + TCGv zero = tcg_const_i64(0); + tcg_gen_qemu_st16(zero, addr, ctx->mem_idx); + tcg_temp_free(zero); + } + tcg_temp_free(addr); + } break; case 0x0E: /* STB */ - if (!(ctx->amask & AMASK_BWX)) - goto invalid_opc; - gen_store_mem(ctx, &gen_stb, ra, rb, disp16, 0); + { + TCGv addr; + if (!(ctx->amask & AMASK_BWX)) + goto invalid_opc; + addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + else + tcg_gen_movi_i64(addr, disp16); + if (ra != 31) + tcg_gen_qemu_st8(cpu_ir[ra], addr, ctx->mem_idx); + else { + TCGv zero = tcg_const_i64(0); + tcg_gen_qemu_st8(zero, addr, ctx->mem_idx); + tcg_temp_free(zero); + } + tcg_temp_free(addr); + } break; case 0x0F: /* STQ_U */ - gen_store_mem(ctx, &gen_stq_u, ra, rb, disp16, 1); + { + TCGv addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) { + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + tcg_gen_andi_i64(addr, addr, ~0x7); + } else + tcg_gen_movi_i64(addr, disp16 & ~0x7); + if (ra != 31) + tcg_gen_qemu_st64(cpu_ir[ra], addr, ctx->mem_idx); + else { + TCGv zero = tcg_const_i64(0); + tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); + tcg_temp_free(zero); + } + tcg_temp_free(addr); + } break; case 0x10: switch (fn7) { @@ -2125,11 +2189,27 @@ static always_inline int translate_one (DisasContext *ctx, uint32_t insn) break; case 0x28: /* LDL */ - gen_load_mem(ctx, &gen_ldl, ra, rb, disp16, 0); + if (likely(ra != 31)) { + TCGv addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + else + tcg_gen_movi_i64(addr, disp16); + tcg_gen_qemu_ld32s(cpu_ir[ra], addr, ctx->mem_idx); + tcg_temp_free(addr); + } break; case 0x29: /* LDQ */ - gen_load_mem(ctx, &gen_ldq, ra, rb, disp16, 0); + if (likely(ra != 31)) { + TCGv addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + else + tcg_gen_movi_i64(addr, disp16); + tcg_gen_qemu_ld64(cpu_ir[ra], addr, ctx->mem_idx); + tcg_temp_free(addr); + } break; case 0x2A: /* LDL_L */ @@ -2141,11 +2221,39 @@ static always_inline int translate_one (DisasContext *ctx, uint32_t insn) break; case 0x2C: /* STL */ - gen_store_mem(ctx, &gen_stl, ra, rb, disp16, 0); + { + TCGv addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + else + tcg_gen_movi_i64(addr, disp16); + if (ra != 31) + tcg_gen_qemu_st32(cpu_ir[ra], addr, ctx->mem_idx); + else { + TCGv zero = tcg_const_i64(0); + tcg_gen_qemu_st32(zero, addr, ctx->mem_idx); + tcg_temp_free(zero); + } + tcg_temp_free(addr); + } break; case 0x2D: /* STQ */ - gen_store_mem(ctx, &gen_stq, ra, rb, disp16, 0); + { + TCGv addr = tcg_temp_new(TCG_TYPE_I64); + if (rb != 31) + tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); + else + tcg_gen_movi_i64(addr, disp16); + if (ra != 31) + tcg_gen_qemu_st64(cpu_ir[ra], addr, ctx->mem_idx); + else { + TCGv zero = tcg_const_i64(0); + tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); + tcg_temp_free(zero); + } + tcg_temp_free(addr); + } break; case 0x2E: /* STL_C */ |