diff options
| -rw-r--r-- | target-ppc/helper.h | 2 | ||||
| -rw-r--r-- | target-ppc/int_helper.c | 18 | ||||
| -rw-r--r-- | target-ppc/translate.c | 82 |
3 files changed, 38 insertions, 64 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 18e0394..fcf372a 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -30,8 +30,6 @@ DEF_HELPER_2(icbi, void, env, tl) DEF_HELPER_5(lscbx, tl, env, tl, i32, i32, i32) #if defined(TARGET_PPC64) -DEF_HELPER_FLAGS_2(mulhd, TCG_CALL_NO_RWG_SE, i64, i64, i64) -DEF_HELPER_FLAGS_2(mulhdu, TCG_CALL_NO_RWG_SE, i64, i64, i64) DEF_HELPER_3(mulldo, i64, env, i64, i64) #endif diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index 783079d..8653151 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -25,24 +25,6 @@ /* Fixed point operations helpers */ #if defined(TARGET_PPC64) -/* multiply high word */ -uint64_t helper_mulhd(uint64_t arg1, uint64_t arg2) -{ - uint64_t tl, th; - - muls64(&tl, &th, arg1, arg2); - return th; -} - -/* multiply high word unsigned */ -uint64_t helper_mulhdu(uint64_t arg1, uint64_t arg2) -{ - uint64_t tl, th; - - mulu64(&tl, &th, arg1, arg2); - return th; -} - uint64_t helper_mulldo(CPUPPCState *env, uint64_t arg1, uint64_t arg2) { int64_t th; diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 2ac5794..2673a89 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -1061,24 +1061,15 @@ GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1); /* mulhw mulhw. */ static void gen_mulhw(DisasContext *ctx) { - TCGv_i64 t0, t1; + TCGv_i32 t0 = tcg_temp_new_i32(); + TCGv_i32 t1 = tcg_temp_new_i32(); - t0 = tcg_temp_new_i64(); - t1 = tcg_temp_new_i64(); -#if defined(TARGET_PPC64) - tcg_gen_ext32s_tl(t0, cpu_gpr[rA(ctx->opcode)]); - tcg_gen_ext32s_tl(t1, cpu_gpr[rB(ctx->opcode)]); - tcg_gen_mul_i64(t0, t0, t1); - tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32); -#else - tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); - tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); - tcg_gen_mul_i64(t0, t0, t1); - tcg_gen_shri_i64(t0, t0, 32); - tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0); -#endif - tcg_temp_free_i64(t0); - tcg_temp_free_i64(t1); + tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); + tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); + tcg_gen_muls2_i32(t0, t1, t0, t1); + tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1); + tcg_temp_free_i32(t0); + tcg_temp_free_i32(t1); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); } @@ -1086,24 +1077,15 @@ static void gen_mulhw(DisasContext *ctx) /* mulhwu mulhwu. */ static void gen_mulhwu(DisasContext *ctx) { - TCGv_i64 t0, t1; + TCGv_i32 t0 = tcg_temp_new_i32(); + TCGv_i32 t1 = tcg_temp_new_i32(); - t0 = tcg_temp_new_i64(); - t1 = tcg_temp_new_i64(); -#if defined(TARGET_PPC64) - tcg_gen_ext32u_i64(t0, cpu_gpr[rA(ctx->opcode)]); - tcg_gen_ext32u_i64(t1, cpu_gpr[rB(ctx->opcode)]); - tcg_gen_mul_i64(t0, t0, t1); - tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32); -#else - tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); - tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); - tcg_gen_mul_i64(t0, t0, t1); - tcg_gen_shri_i64(t0, t0, 32); - tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0); -#endif - tcg_temp_free_i64(t0); - tcg_temp_free_i64(t1); + tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); + tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); + tcg_gen_mulu2_i32(t0, t1, t0, t1); + tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1); + tcg_temp_free_i32(t0); + tcg_temp_free_i32(t1); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); } @@ -1159,19 +1141,31 @@ static void gen_mulli(DisasContext *ctx) tcg_gen_muli_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode)); } + #if defined(TARGET_PPC64) -#define GEN_INT_ARITH_MUL_HELPER(name, opc3) \ -static void glue(gen_, name)(DisasContext *ctx) \ -{ \ - gen_helper_##name (cpu_gpr[rD(ctx->opcode)], \ - cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \ - if (unlikely(Rc(ctx->opcode) != 0)) \ - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); \ -} /* mulhd mulhd. */ -GEN_INT_ARITH_MUL_HELPER(mulhdu, 0x00); +static void gen_mulhd(DisasContext *ctx) +{ + TCGv lo = tcg_temp_new(); + tcg_gen_muls2_tl(lo, cpu_gpr[rD(ctx->opcode)], + cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); + tcg_temp_free(lo); + if (unlikely(Rc(ctx->opcode) != 0)) { + gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); + } +} + /* mulhdu mulhdu. */ -GEN_INT_ARITH_MUL_HELPER(mulhd, 0x02); +static void gen_mulhdu(DisasContext *ctx) +{ + TCGv lo = tcg_temp_new(); + tcg_gen_mulu2_tl(lo, cpu_gpr[rD(ctx->opcode)], + cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); + tcg_temp_free(lo); + if (unlikely(Rc(ctx->opcode) != 0)) { + gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); + } +} /* mulld mulld. */ static void gen_mulld(DisasContext *ctx) |