diff options
Diffstat (limited to 'target-tricore/op_helper.c')
| -rw-r--r-- | target-tricore/op_helper.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/target-tricore/op_helper.c b/target-tricore/op_helper.c index a36988aa1b..d8d57b0687 100644 --- a/target-tricore/op_helper.c +++ b/target-tricore/op_helper.c @@ -77,6 +77,27 @@ uint32_t helper_circ_update(uint32_t reg, uint32_t off) env->PSW_USB_SAV |= env->PSW_USB_AV; \ } while (0) +#define SUOV(env, ret, arg, len) do { \ + int64_t max_pos = UINT##len ##_MAX; \ + if (arg > max_pos) { \ + env->PSW_USB_V = (1 << 31); \ + env->PSW_USB_SV = (1 << 31); \ + ret = (target_ulong)max_pos; \ + } else { \ + if (arg < 0) { \ + env->PSW_USB_V = (1 << 31); \ + env->PSW_USB_SV = (1 << 31); \ + ret = 0; \ + } else { \ + env->PSW_USB_V = 0; \ + ret = (target_ulong)arg; \ + } \ + } \ + env->PSW_USB_AV = arg ^ arg * 2u; \ + env->PSW_USB_SAV |= env->PSW_USB_AV; \ +} while (0) + + target_ulong helper_add_ssov(CPUTriCoreState *env, target_ulong r1, target_ulong r2) { @@ -88,6 +109,17 @@ target_ulong helper_add_ssov(CPUTriCoreState *env, target_ulong r1, return ret; } +target_ulong helper_add_suov(CPUTriCoreState *env, target_ulong r1, + target_ulong r2) +{ + target_ulong ret; + int64_t t1 = extract64(r1, 0, 32); + int64_t t2 = extract64(r2, 0, 32); + int64_t result = t1 + t2; + SUOV(env, ret, result, 32); + return ret; +} + target_ulong helper_sub_ssov(CPUTriCoreState *env, target_ulong r1, target_ulong r2) { @@ -99,6 +131,73 @@ target_ulong helper_sub_ssov(CPUTriCoreState *env, target_ulong r1, return ret; } +target_ulong helper_sub_suov(CPUTriCoreState *env, target_ulong r1, + target_ulong r2) +{ + target_ulong ret; + int64_t t1 = extract64(r1, 0, 32); + int64_t t2 = extract64(r2, 0, 32); + int64_t result = t1 - t2; + SUOV(env, ret, result, 32); + return ret; +} + +target_ulong helper_mul_ssov(CPUTriCoreState *env, target_ulong r1, + target_ulong r2) +{ + target_ulong ret; + int64_t t1 = sextract64(r1, 0, 32); + int64_t t2 = sextract64(r2, 0, 32); + int64_t result = t1 * t2; + SSOV(env, ret, result, 32); + return ret; +} + +target_ulong helper_mul_suov(CPUTriCoreState *env, target_ulong r1, + target_ulong r2) +{ + target_ulong ret; + int64_t t1 = extract64(r1, 0, 32); + int64_t t2 = extract64(r2, 0, 32); + int64_t result = t1 * t2; + SUOV(env, ret, result, 32); + return ret; +} + +target_ulong helper_sha_ssov(CPUTriCoreState *env, target_ulong r1, + target_ulong r2) +{ + target_ulong ret; + int64_t t1 = sextract64(r1, 0, 32); + int32_t t2 = sextract64(r2, 0, 6); + int64_t result; + if (t2 == 0) { + result = t1; + } else if (t2 > 0) { + result = t1 << t2; + } else { + result = t1 >> -t2; + } + SSOV(env, ret, result, 32); + return ret; +} + +target_ulong helper_absdif_ssov(CPUTriCoreState *env, target_ulong r1, + target_ulong r2) +{ + target_ulong ret; + int64_t t1 = sextract64(r1, 0, 32); + int64_t t2 = sextract64(r2, 0, 32); + int64_t result; + + if (t1 > t2) { + result = t1 - t2; + } else { + result = t2 - t1; + } + SSOV(env, ret, result, 32); + return ret; +} /* context save area (CSA) related helpers */ static int cdc_increment(target_ulong *psw) |