diff options
Diffstat (limited to 'target-mips/dsp_helper.c')
| -rw-r--r-- | target-mips/dsp_helper.c | 124 |
1 files changed, 42 insertions, 82 deletions
diff --git a/target-mips/dsp_helper.c b/target-mips/dsp_helper.c index 37dbeaa48f..bcc3885601 100644 --- a/target-mips/dsp_helper.c +++ b/target-mips/dsp_helper.c @@ -1110,6 +1110,48 @@ static inline int32_t mipsdsp_cmpu_lt(uint32_t a, uint32_t b) #endif /** DSP Arithmetic Sub-class insns **/ +#define MIPSDSP32_UNOP_ENV(name, func, element) \ +target_ulong helper_##name(target_ulong rt, CPUMIPSState *env) \ +{ \ + DSP32Value dt; \ + unsigned int i, n; \ + \ + n = sizeof(DSP32Value) / sizeof(dt.element[0]); \ + dt.sw[0] = rt; \ + \ + for (i = 0; i < n; i++) { \ + dt.element[i] = mipsdsp_##func(dt.element[i], env); \ + } \ + \ + return (target_long)dt.sw[0]; \ +} +MIPSDSP32_UNOP_ENV(absq_s_ph, sat_abs16, sh) +MIPSDSP32_UNOP_ENV(absq_s_qb, sat_abs8, sb) +MIPSDSP32_UNOP_ENV(absq_s_w, sat_abs32, sw) +#undef MIPSDSP32_UNOP_ENV + +#if defined(TARGET_MIPS64) +#define MIPSDSP64_UNOP_ENV(name, func, element) \ +target_ulong helper_##name(target_ulong rt, CPUMIPSState *env) \ +{ \ + DSP64Value dt; \ + unsigned int i, n; \ + \ + n = sizeof(DSP64Value) / sizeof(dt.element[0]); \ + dt.sl[0] = rt; \ + \ + for (i = 0; i < n; i++) { \ + dt.element[i] = mipsdsp_##func(dt.element[i], env); \ + } \ + \ + return dt.sl[0]; \ +} +MIPSDSP64_UNOP_ENV(absq_s_ob, sat_abs8, sb) +MIPSDSP64_UNOP_ENV(absq_s_qh, sat_abs16, sh) +MIPSDSP64_UNOP_ENV(absq_s_pw, sat_abs32, sw) +#undef MIPSDSP64_UNOP_ENV +#endif + #define MIPSDSP32_BINOP(name, func, element) \ target_ulong helper_##name(target_ulong rs, target_ulong rt) \ { \ @@ -1231,16 +1273,6 @@ MIPSDSP64_BINOP_ENV(subu_s_qh, satu16_sub_u16_u16, uh); #endif -target_ulong helper_absq_s_w(target_ulong rt, CPUMIPSState *env) -{ - uint32_t rd; - - rd = mipsdsp_sat_abs32(rt, env); - - return (target_ulong)rd; -} - - #define SUBUH_QB(name, var) \ target_ulong helper_##name##_qb(target_ulong rs, target_ulong rt) \ { \ @@ -1348,78 +1380,6 @@ target_ulong helper_raddu_l_ob(target_ulong rs) } #endif -target_ulong helper_absq_s_qb(target_ulong rt, CPUMIPSState *env) -{ - uint8_t tempD, tempC, tempB, tempA; - - MIPSDSP_SPLIT32_8(rt, tempD, tempC, tempB, tempA); - - tempD = mipsdsp_sat_abs8(tempD, env); - tempC = mipsdsp_sat_abs8(tempC, env); - tempB = mipsdsp_sat_abs8(tempB, env); - tempA = mipsdsp_sat_abs8(tempA, env); - - return MIPSDSP_RETURN32_8(tempD, tempC, tempB, tempA); -} - -target_ulong helper_absq_s_ph(target_ulong rt, CPUMIPSState *env) -{ - uint16_t tempB, tempA; - - MIPSDSP_SPLIT32_16(rt, tempB, tempA); - - tempB = mipsdsp_sat_abs16 (tempB, env); - tempA = mipsdsp_sat_abs16 (tempA, env); - - return MIPSDSP_RETURN32_16(tempB, tempA); -} - -#if defined(TARGET_MIPS64) -target_ulong helper_absq_s_ob(target_ulong rt, CPUMIPSState *env) -{ - int i; - int8_t temp[8]; - uint64_t result; - - for (i = 0; i < 8; i++) { - temp[i] = (rt >> (8 * i)) & MIPSDSP_Q0; - temp[i] = mipsdsp_sat_abs8(temp[i], env); - } - - for (i = 0; i < 8; i++) { - result = (uint64_t)(uint8_t)temp[i] << (8 * i); - } - - return result; -} - -target_ulong helper_absq_s_qh(target_ulong rt, CPUMIPSState *env) -{ - int16_t tempD, tempC, tempB, tempA; - - MIPSDSP_SPLIT64_16(rt, tempD, tempC, tempB, tempA); - - tempD = mipsdsp_sat_abs16(tempD, env); - tempC = mipsdsp_sat_abs16(tempC, env); - tempB = mipsdsp_sat_abs16(tempB, env); - tempA = mipsdsp_sat_abs16(tempA, env); - - return MIPSDSP_RETURN64_16(tempD, tempC, tempB, tempA); -} - -target_ulong helper_absq_s_pw(target_ulong rt, CPUMIPSState *env) -{ - int32_t tempB, tempA; - - MIPSDSP_SPLIT64_32(rt, tempB, tempA); - - tempB = mipsdsp_sat_abs32(tempB, env); - tempA = mipsdsp_sat_abs32(tempA, env); - - return MIPSDSP_RETURN64_32(tempB, tempA); -} -#endif - #define PRECR_QB_PH(name, a, b)\ target_ulong helper_##name##_qb_ph(target_ulong rs, target_ulong rt) \ { \ |