diff options
Diffstat (limited to 'target-mips/dsp_helper.c')
| -rw-r--r-- | target-mips/dsp_helper.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/target-mips/dsp_helper.c b/target-mips/dsp_helper.c index 472be35bbf..c7df595c9b 100644 --- a/target-mips/dsp_helper.c +++ b/target-mips/dsp_helper.c @@ -517,13 +517,8 @@ static inline void mipsdsp_rndrashift_short_acc(int64_t *p, acc = ((int64_t)env->active_tc.HI[ac] << 32) | ((int64_t)env->active_tc.LO[ac] & 0xFFFFFFFF); - if (shift == 0) { - p[0] = acc << 1; - p[1] = (acc >> 63) & 0x01; - } else { - p[0] = acc >> (shift - 1); - p[1] = 0; - } + p[0] = (shift == 0) ? (acc << 1) : (acc >> (shift - 1)); + p[1] = (acc >> 63) & 0x01; } /* 128 bits long. p[0] is LO, p[1] is HI */ @@ -3161,8 +3156,8 @@ target_ulong helper_extr_w(target_ulong ac, target_ulong shift, tempDL[1] += 1; } - if ((!(tempDL[1] == 0 && (tempDL[0] & MIPSDSP_LHI) == 0x00)) && - (!(tempDL[1] == 1 && (tempDL[0] & MIPSDSP_LHI) == MIPSDSP_LHI))) { + if (((tempDL[1] & 0x01) != 0 || (tempDL[0] & MIPSDSP_LHI) != 0) && + ((tempDL[1] & 0x01) != 1 || (tempDL[0] & MIPSDSP_LHI) != MIPSDSP_LHI)) { set_DSPControl_overflow_flag(1, 23, env); } @@ -3187,8 +3182,8 @@ target_ulong helper_extr_r_w(target_ulong ac, target_ulong shift, tempDL[1] += 1; } - if ((tempDL[1] != 0 || (tempDL[0] & MIPSDSP_LHI) != 0) && - (tempDL[1] != 1 && (tempDL[0] & MIPSDSP_LHI) != MIPSDSP_LHI)) { + if (((tempDL[1] & 0x01) != 0 || (tempDL[0] & MIPSDSP_LHI) != 0) && + ((tempDL[1] & 0x01) != 1 || (tempDL[0] & MIPSDSP_LHI) != MIPSDSP_LHI)) { set_DSPControl_overflow_flag(1, 23, env); } @@ -3214,9 +3209,9 @@ target_ulong helper_extr_rs_w(target_ulong ac, target_ulong shift, } tempI = tempDL[0] >> 1; - if ((tempDL[1] != 0 || (tempDL[0] & MIPSDSP_LHI) != 0) && - (tempDL[1] != 1 || (tempDL[0] & MIPSDSP_LHI) != MIPSDSP_LHI)) { - temp64 = tempDL[1]; + if (((tempDL[1] & 0x01) != 0 || (tempDL[0] & MIPSDSP_LHI) != 0) && + ((tempDL[1] & 0x01) != 1 || (tempDL[0] & MIPSDSP_LHI) != MIPSDSP_LHI)) { + temp64 = tempDL[1] & 0x01; if (temp64 == 0) { tempI = 0x7FFFFFFF; } else { |