From: LIU Zhiwei <zhiwei_liu@c-sky.com> To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: palmer@dabbelt.com, bin.meng@windriver.com, Alistair.Francis@wdc.com, LIU Zhiwei <zhiwei_liu@c-sky.com> Subject: [PATCH v3 25/37] target/riscv: Non-SIMD Q31 saturation ALU Instructions Date: Thu, 24 Jun 2021 18:55:09 +0800 [thread overview] Message-ID: <20210624105521.3964-26-zhiwei_liu@c-sky.com> (raw) In-Reply-To: <20210624105521.3964-1-zhiwei_liu@c-sky.com> Q31 saturation is to limit the result to the range [INT32_MIN, INT32_MAX]. Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com> --- target/riscv/helper.h | 15 ++ target/riscv/insn32.decode | 16 ++ target/riscv/insn_trans/trans_rvp.c.inc | 17 ++ target/riscv/packed_helper.c | 214 ++++++++++++++++++++++++ 4 files changed, 262 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 6ce22a186e..b3485f95a2 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1369,3 +1369,18 @@ DEF_HELPER_3(khmbt, tl, env, tl, tl) DEF_HELPER_3(khmtt, tl, env, tl, tl) DEF_HELPER_3(ukaddh, tl, env, tl, tl) DEF_HELPER_3(uksubh, tl, env, tl, tl) + +DEF_HELPER_3(kaddw, tl, env, tl, tl) +DEF_HELPER_3(ukaddw, tl, env, tl, tl) +DEF_HELPER_3(ksubw, tl, env, tl, tl) +DEF_HELPER_3(uksubw, tl, env, tl, tl) +DEF_HELPER_3(kdmbb, tl, env, tl, tl) +DEF_HELPER_3(kdmbt, tl, env, tl, tl) +DEF_HELPER_3(kdmtt, tl, env, tl, tl) +DEF_HELPER_3(kslraw, tl, env, tl, tl) +DEF_HELPER_3(kslraw_u, tl, env, tl, tl) +DEF_HELPER_3(ksllw, tl, env, tl, tl) +DEF_HELPER_4(kdmabb, tl, env, tl, tl, tl) +DEF_HELPER_4(kdmabt, tl, env, tl, tl, tl) +DEF_HELPER_4(kdmatt, tl, env, tl, tl, tl) +DEF_HELPER_2(kabsw, tl, env, tl) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index f465851f03..a25294baab 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -972,3 +972,19 @@ khmbt 0001110 ..... ..... 001 ..... 1110111 @r khmtt 0010110 ..... ..... 001 ..... 1110111 @r ukaddh 0001010 ..... ..... 001 ..... 1110111 @r uksubh 0001011 ..... ..... 001 ..... 1110111 @r + +kaddw 0000000 ..... ..... 001 ..... 1110111 @r +ukaddw 0001000 ..... ..... 001 ..... 1110111 @r +ksubw 0000001 ..... ..... 001 ..... 1110111 @r +uksubw 0001001 ..... ..... 001 ..... 1110111 @r +kdmbb 0000101 ..... ..... 001 ..... 1110111 @r +kdmbt 0001101 ..... ..... 001 ..... 1110111 @r +kdmtt 0010101 ..... ..... 001 ..... 1110111 @r +kslraw 0110111 ..... ..... 001 ..... 1110111 @r +kslraw_u 0111111 ..... ..... 001 ..... 1110111 @r +ksllw 0010011 ..... ..... 001 ..... 1110111 @r +kslliw 0011011 ..... ..... 001 ..... 1110111 @sh5 +kdmabb 1101001 ..... ..... 001 ..... 1110111 @r +kdmabt 1110001 ..... ..... 001 ..... 1110111 @r +kdmatt 1111001 ..... ..... 001 ..... 1110111 @r +kabsw 1010110 10100 ..... 000 ..... 1110111 @r2 diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_trans/trans_rvp.c.inc index 48eb190bc6..d2c7ab1440 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -681,3 +681,20 @@ GEN_RVP_R_OOL(khmbt); GEN_RVP_R_OOL(khmtt); GEN_RVP_R_OOL(ukaddh); GEN_RVP_R_OOL(uksubh); + +/* Non-SIMD Q31 saturation ALU Instructions */ +GEN_RVP_R_OOL(kaddw); +GEN_RVP_R_OOL(ukaddw); +GEN_RVP_R_OOL(ksubw); +GEN_RVP_R_OOL(uksubw); +GEN_RVP_R_OOL(kdmbb); +GEN_RVP_R_OOL(kdmbt); +GEN_RVP_R_OOL(kdmtt); +GEN_RVP_R_OOL(kslraw); +GEN_RVP_R_OOL(kslraw_u); +GEN_RVP_R_OOL(ksllw); +GEN_RVP_SHIFTI(kslliw, NULL, gen_helper_ksllw); +GEN_RVP_R_ACC_OOL(kdmabb); +GEN_RVP_R_ACC_OOL(kdmabt); +GEN_RVP_R_ACC_OOL(kdmatt); +GEN_RVP_R2_OOL(kabsw); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 171f88face..89d203730d 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -2604,3 +2604,217 @@ static inline void do_uksubh(CPURISCVState *env, void *vd, void *va, } RVPR(uksubh, 2, 4); + +/* Q31 saturation Instructions */ +static inline void do_kaddw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va, *b = vb; + + *d = sadd32(env, 0, a[H4(i)], b[H4(i)]); +} + +RVPR(kaddw, 2, 4); + +static inline void do_ukaddw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + uint32_t *a = va, *b = vb; + + *d = (int32_t)saddu32(env, 0, a[H4(i)], b[H4(i)]); +} + +RVPR(ukaddw, 2, 4); + +static inline void do_ksubw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va, *b = vb; + + *d = ssub32(env, 0, a[H4(i)], b[H4(i)]); +} + +RVPR(ksubw, 2, 4); + +static inline void do_uksubw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + uint32_t *a = va, *b = vb; + + *d = (int32_t)ssubu32(env, 0, a[H4(i)], b[H4(i)]); +} + +RVPR(uksubw, 2, 4); + +static inline void do_kdmbb(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + + if (a[H2(i)] == INT16_MIN && b[H2(i)] == INT16_MIN) { + *d = INT32_MAX; + env->vxsat = 0x1; + } else { + *d = (int64_t)a[H2(i)] * b[H2(i)] << 1; + } +} + +RVPR(kdmbb, 4, 2); + +static inline void do_kdmbt(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + + if (a[H2(i)] == INT16_MIN && b[H2(i + 1)] == INT16_MIN) { + *d = INT32_MAX; + env->vxsat = 0x1; + } else { + *d = (int64_t)a[H2(i)] * b[H2(i + 1)] << 1; + } +} + +RVPR(kdmbt, 4, 2); + +static inline void do_kdmtt(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + + if (a[H2(i + 1)] == INT16_MIN && b[H2(i + 1)] == INT16_MIN) { + *d = INT32_MAX; + env->vxsat = 0x1; + } else { + *d = (int64_t)a[H2(i + 1)] * b[H2(i + 1)] << 1; + } +} + +RVPR(kdmtt, 4, 2); + +static inline void do_kslraw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va; + int32_t shift = sextract32((*(uint32_t *)vb), 0, 6); + + if (shift >= 0) { + *d = (int32_t)sat64(env, (int64_t)a[H4(i)] << shift, 31); + } else { + shift = -shift; + shift = (shift == 32) ? 31 : shift; + *d = a[H4(i)] >> shift; + } +} + +RVPR(kslraw, 2, 4); + +static inline void do_kslraw_u(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va; + int32_t shift = sextract32((*(uint32_t *)vb), 0, 6); + + if (shift >= 0) { + *d = (int32_t)sat64(env, (int64_t)a[H4(i)] << shift, 31); + } else { + shift = -shift; + shift = (shift == 32) ? 31 : shift; + *d = vssra32(env, 0, a[H4(i)], shift); + } +} + +RVPR(kslraw_u, 2, 4); + +static inline void do_ksllw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va; + uint8_t shift = *(uint8_t *)vb & 0x1f; + + *d = (int32_t)sat64(env, (int64_t)a[H4(i)] << shift, 31); +} + +RVPR(ksllw, 2, 4); + +static inline void do_kdmabb(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) + +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + int32_t *c = vc, m0; + + if (a[H2(i)] == INT16_MIN && b[H2(i)] == INT16_MIN) { + m0 = INT32_MAX; + env->vxsat = 0x1; + } else { + m0 = (int32_t)a[H2(i)] * b[H2(i)] << 1; + } + *d = sadd32(env, 0, c[H4(i)], m0); +} + +RVPR_ACC(kdmabb, 4, 2); + +static inline void do_kdmabt(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) + +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + int32_t *c = vc, m0; + + if (a[H2(i)] == INT16_MIN && b[H2(i + 1)] == INT16_MIN) { + m0 = INT32_MAX; + env->vxsat = 0x1; + } else { + m0 = (int32_t)a[H2(i)] * b[H2(i + 1)] << 1; + } + *d = sadd32(env, 0, c[H4(i)], m0); +} + +RVPR_ACC(kdmabt, 4, 2); + +static inline void do_kdmatt(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) + +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + int32_t *c = vc, m0; + + if (a[H2(i + 1)] == INT16_MIN && b[H2(i + 1)] == INT16_MIN) { + m0 = INT32_MAX; + env->vxsat = 0x1; + } else { + m0 = (int32_t)a[H2(i + 1)] * b[H2(i + 1)] << 1; + } + *d = sadd32(env, 0, c[H4(i)], m0); +} + +RVPR_ACC(kdmatt, 4, 2); + +static inline void do_kabsw(CPURISCVState *env, void *vd, void *va, uint8_t i) + +{ + target_long *d = vd; + int32_t *a = va; + + if (a[H4(i)] == INT32_MIN) { + *d = INT32_MAX; + env->vxsat = 0x1; + } else { + *d = (int32_t)abs(a[H4(i)]); + } +} + +RVPR2(kabsw, 2, 4); -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: LIU Zhiwei <zhiwei_liu@c-sky.com> To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Alistair.Francis@wdc.com, palmer@dabbelt.com, bin.meng@windriver.com, LIU Zhiwei <zhiwei_liu@c-sky.com> Subject: [PATCH v3 25/37] target/riscv: Non-SIMD Q31 saturation ALU Instructions Date: Thu, 24 Jun 2021 18:55:09 +0800 [thread overview] Message-ID: <20210624105521.3964-26-zhiwei_liu@c-sky.com> (raw) In-Reply-To: <20210624105521.3964-1-zhiwei_liu@c-sky.com> Q31 saturation is to limit the result to the range [INT32_MIN, INT32_MAX]. Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com> --- target/riscv/helper.h | 15 ++ target/riscv/insn32.decode | 16 ++ target/riscv/insn_trans/trans_rvp.c.inc | 17 ++ target/riscv/packed_helper.c | 214 ++++++++++++++++++++++++ 4 files changed, 262 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 6ce22a186e..b3485f95a2 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1369,3 +1369,18 @@ DEF_HELPER_3(khmbt, tl, env, tl, tl) DEF_HELPER_3(khmtt, tl, env, tl, tl) DEF_HELPER_3(ukaddh, tl, env, tl, tl) DEF_HELPER_3(uksubh, tl, env, tl, tl) + +DEF_HELPER_3(kaddw, tl, env, tl, tl) +DEF_HELPER_3(ukaddw, tl, env, tl, tl) +DEF_HELPER_3(ksubw, tl, env, tl, tl) +DEF_HELPER_3(uksubw, tl, env, tl, tl) +DEF_HELPER_3(kdmbb, tl, env, tl, tl) +DEF_HELPER_3(kdmbt, tl, env, tl, tl) +DEF_HELPER_3(kdmtt, tl, env, tl, tl) +DEF_HELPER_3(kslraw, tl, env, tl, tl) +DEF_HELPER_3(kslraw_u, tl, env, tl, tl) +DEF_HELPER_3(ksllw, tl, env, tl, tl) +DEF_HELPER_4(kdmabb, tl, env, tl, tl, tl) +DEF_HELPER_4(kdmabt, tl, env, tl, tl, tl) +DEF_HELPER_4(kdmatt, tl, env, tl, tl, tl) +DEF_HELPER_2(kabsw, tl, env, tl) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index f465851f03..a25294baab 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -972,3 +972,19 @@ khmbt 0001110 ..... ..... 001 ..... 1110111 @r khmtt 0010110 ..... ..... 001 ..... 1110111 @r ukaddh 0001010 ..... ..... 001 ..... 1110111 @r uksubh 0001011 ..... ..... 001 ..... 1110111 @r + +kaddw 0000000 ..... ..... 001 ..... 1110111 @r +ukaddw 0001000 ..... ..... 001 ..... 1110111 @r +ksubw 0000001 ..... ..... 001 ..... 1110111 @r +uksubw 0001001 ..... ..... 001 ..... 1110111 @r +kdmbb 0000101 ..... ..... 001 ..... 1110111 @r +kdmbt 0001101 ..... ..... 001 ..... 1110111 @r +kdmtt 0010101 ..... ..... 001 ..... 1110111 @r +kslraw 0110111 ..... ..... 001 ..... 1110111 @r +kslraw_u 0111111 ..... ..... 001 ..... 1110111 @r +ksllw 0010011 ..... ..... 001 ..... 1110111 @r +kslliw 0011011 ..... ..... 001 ..... 1110111 @sh5 +kdmabb 1101001 ..... ..... 001 ..... 1110111 @r +kdmabt 1110001 ..... ..... 001 ..... 1110111 @r +kdmatt 1111001 ..... ..... 001 ..... 1110111 @r +kabsw 1010110 10100 ..... 000 ..... 1110111 @r2 diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_trans/trans_rvp.c.inc index 48eb190bc6..d2c7ab1440 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -681,3 +681,20 @@ GEN_RVP_R_OOL(khmbt); GEN_RVP_R_OOL(khmtt); GEN_RVP_R_OOL(ukaddh); GEN_RVP_R_OOL(uksubh); + +/* Non-SIMD Q31 saturation ALU Instructions */ +GEN_RVP_R_OOL(kaddw); +GEN_RVP_R_OOL(ukaddw); +GEN_RVP_R_OOL(ksubw); +GEN_RVP_R_OOL(uksubw); +GEN_RVP_R_OOL(kdmbb); +GEN_RVP_R_OOL(kdmbt); +GEN_RVP_R_OOL(kdmtt); +GEN_RVP_R_OOL(kslraw); +GEN_RVP_R_OOL(kslraw_u); +GEN_RVP_R_OOL(ksllw); +GEN_RVP_SHIFTI(kslliw, NULL, gen_helper_ksllw); +GEN_RVP_R_ACC_OOL(kdmabb); +GEN_RVP_R_ACC_OOL(kdmabt); +GEN_RVP_R_ACC_OOL(kdmatt); +GEN_RVP_R2_OOL(kabsw); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 171f88face..89d203730d 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -2604,3 +2604,217 @@ static inline void do_uksubh(CPURISCVState *env, void *vd, void *va, } RVPR(uksubh, 2, 4); + +/* Q31 saturation Instructions */ +static inline void do_kaddw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va, *b = vb; + + *d = sadd32(env, 0, a[H4(i)], b[H4(i)]); +} + +RVPR(kaddw, 2, 4); + +static inline void do_ukaddw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + uint32_t *a = va, *b = vb; + + *d = (int32_t)saddu32(env, 0, a[H4(i)], b[H4(i)]); +} + +RVPR(ukaddw, 2, 4); + +static inline void do_ksubw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va, *b = vb; + + *d = ssub32(env, 0, a[H4(i)], b[H4(i)]); +} + +RVPR(ksubw, 2, 4); + +static inline void do_uksubw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + uint32_t *a = va, *b = vb; + + *d = (int32_t)ssubu32(env, 0, a[H4(i)], b[H4(i)]); +} + +RVPR(uksubw, 2, 4); + +static inline void do_kdmbb(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + + if (a[H2(i)] == INT16_MIN && b[H2(i)] == INT16_MIN) { + *d = INT32_MAX; + env->vxsat = 0x1; + } else { + *d = (int64_t)a[H2(i)] * b[H2(i)] << 1; + } +} + +RVPR(kdmbb, 4, 2); + +static inline void do_kdmbt(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + + if (a[H2(i)] == INT16_MIN && b[H2(i + 1)] == INT16_MIN) { + *d = INT32_MAX; + env->vxsat = 0x1; + } else { + *d = (int64_t)a[H2(i)] * b[H2(i + 1)] << 1; + } +} + +RVPR(kdmbt, 4, 2); + +static inline void do_kdmtt(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + + if (a[H2(i + 1)] == INT16_MIN && b[H2(i + 1)] == INT16_MIN) { + *d = INT32_MAX; + env->vxsat = 0x1; + } else { + *d = (int64_t)a[H2(i + 1)] * b[H2(i + 1)] << 1; + } +} + +RVPR(kdmtt, 4, 2); + +static inline void do_kslraw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va; + int32_t shift = sextract32((*(uint32_t *)vb), 0, 6); + + if (shift >= 0) { + *d = (int32_t)sat64(env, (int64_t)a[H4(i)] << shift, 31); + } else { + shift = -shift; + shift = (shift == 32) ? 31 : shift; + *d = a[H4(i)] >> shift; + } +} + +RVPR(kslraw, 2, 4); + +static inline void do_kslraw_u(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va; + int32_t shift = sextract32((*(uint32_t *)vb), 0, 6); + + if (shift >= 0) { + *d = (int32_t)sat64(env, (int64_t)a[H4(i)] << shift, 31); + } else { + shift = -shift; + shift = (shift == 32) ? 31 : shift; + *d = vssra32(env, 0, a[H4(i)], shift); + } +} + +RVPR(kslraw_u, 2, 4); + +static inline void do_ksllw(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + target_long *d = vd; + int32_t *a = va; + uint8_t shift = *(uint8_t *)vb & 0x1f; + + *d = (int32_t)sat64(env, (int64_t)a[H4(i)] << shift, 31); +} + +RVPR(ksllw, 2, 4); + +static inline void do_kdmabb(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) + +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + int32_t *c = vc, m0; + + if (a[H2(i)] == INT16_MIN && b[H2(i)] == INT16_MIN) { + m0 = INT32_MAX; + env->vxsat = 0x1; + } else { + m0 = (int32_t)a[H2(i)] * b[H2(i)] << 1; + } + *d = sadd32(env, 0, c[H4(i)], m0); +} + +RVPR_ACC(kdmabb, 4, 2); + +static inline void do_kdmabt(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) + +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + int32_t *c = vc, m0; + + if (a[H2(i)] == INT16_MIN && b[H2(i + 1)] == INT16_MIN) { + m0 = INT32_MAX; + env->vxsat = 0x1; + } else { + m0 = (int32_t)a[H2(i)] * b[H2(i + 1)] << 1; + } + *d = sadd32(env, 0, c[H4(i)], m0); +} + +RVPR_ACC(kdmabt, 4, 2); + +static inline void do_kdmatt(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) + +{ + target_long *d = vd; + int16_t *a = va, *b = vb; + int32_t *c = vc, m0; + + if (a[H2(i + 1)] == INT16_MIN && b[H2(i + 1)] == INT16_MIN) { + m0 = INT32_MAX; + env->vxsat = 0x1; + } else { + m0 = (int32_t)a[H2(i + 1)] * b[H2(i + 1)] << 1; + } + *d = sadd32(env, 0, c[H4(i)], m0); +} + +RVPR_ACC(kdmatt, 4, 2); + +static inline void do_kabsw(CPURISCVState *env, void *vd, void *va, uint8_t i) + +{ + target_long *d = vd; + int32_t *a = va; + + if (a[H4(i)] == INT32_MIN) { + *d = INT32_MAX; + env->vxsat = 0x1; + } else { + *d = (int32_t)abs(a[H4(i)]); + } +} + +RVPR2(kabsw, 2, 4); -- 2.17.1
next prev parent reply other threads:[~2021-06-24 11:40 UTC|newest] Thread overview: 86+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-06-24 10:54 [PATCH v3 00/37] target/riscv: support packed extension v0.9.4 LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 01/37] target/riscv: implementation-defined constant parameters LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 02/37] target/riscv: Make the vector helper functions public LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 03/37] target/riscv: 16-bit Addition & Subtraction Instructions LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-07-01 2:02 ` Alistair Francis 2021-07-01 2:02 ` Alistair Francis 2021-06-24 10:54 ` [PATCH v3 04/37] target/riscv: 8-bit Addition & Subtraction Instruction LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 05/37] target/riscv: SIMD 16-bit Shift Instructions LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-07-01 2:08 ` Alistair Francis 2021-07-01 2:08 ` Alistair Francis 2021-06-24 10:54 ` [PATCH v3 06/37] target/riscv: SIMD 8-bit " LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 07/37] target/riscv: SIMD 16-bit Compare Instructions LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 08/37] target/riscv: SIMD 8-bit " LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 09/37] target/riscv: SIMD 16-bit Multiply Instructions LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 10/37] target/riscv: SIMD 8-bit " LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 11/37] target/riscv: SIMD 16-bit Miscellaneous Instructions LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 12/37] target/riscv: SIMD 8-bit " LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 13/37] target/riscv: 8-bit Unpacking Instructions LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 14/37] target/riscv: 16-bit Packing Instructions LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:54 ` [PATCH v3 15/37] target/riscv: Signed MSW 32x32 Multiply and Add Instructions LIU Zhiwei 2021-06-24 10:54 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 16/37] target/riscv: Signed MSW 32x16 " LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 17/37] target/riscv: Signed 16-bit Multiply 32-bit Add/Subtract Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 18/37] target/riscv: Signed 16-bit Multiply 64-bit " LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 19/37] target/riscv: Partial-SIMD Miscellaneous Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 20/37] target/riscv: 8-bit Multiply with 32-bit Add Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 21/37] target/riscv: 64-bit Add/Subtract Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 22/37] target/riscv: 32-bit Multiply " LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 23/37] target/riscv: Signed 16-bit Multiply with " LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 24/37] target/riscv: Non-SIMD Q15 saturation ALU Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei [this message] 2021-06-24 10:55 ` [PATCH v3 25/37] target/riscv: Non-SIMD Q31 " LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 26/37] target/riscv: 32-bit Computation Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 27/37] target/riscv: Non-SIMD Miscellaneous Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 28/37] target/riscv: RV64 Only SIMD 32-bit Add/Subtract Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 29/37] target/riscv: RV64 Only SIMD 32-bit Shift Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 30/37] target/riscv: RV64 Only SIMD 32-bit Miscellaneous Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 31/37] target/riscv: RV64 Only SIMD Q15 saturating Multiply Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 32/37] target/riscv: RV64 Only 32-bit " LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 33/37] target/riscv: RV64 Only 32-bit Multiply & Add Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 34/37] target/riscv: RV64 Only 32-bit Parallel " LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 35/37] target/riscv: RV64 Only Non-SIMD 32-bit Shift Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 36/37] target/riscv: RV64 Only 32-bit Packing Instructions LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 10:55 ` [PATCH v3 37/37] target/riscv: configure and turn on packed extension from command line LIU Zhiwei 2021-06-24 10:55 ` LIU Zhiwei 2021-06-24 11:55 ` [PATCH v3 00/37] target/riscv: support packed extension v0.9.4 no-reply 2021-06-24 11:55 ` no-reply 2021-07-01 1:30 ` Alistair Francis 2021-07-01 1:30 ` Alistair Francis 2021-07-01 3:06 ` LIU Zhiwei 2021-07-01 3:06 ` LIU Zhiwei
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20210624105521.3964-26-zhiwei_liu@c-sky.com \ --to=zhiwei_liu@c-sky.com \ --cc=Alistair.Francis@wdc.com \ --cc=bin.meng@windriver.com \ --cc=palmer@dabbelt.com \ --cc=qemu-devel@nongnu.org \ --cc=qemu-riscv@nongnu.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.