From: LIU Zhiwei <zhiwei_liu@c-sky.com>
To: qemu-devel@nongnu.org
Cc: richard.henderson@linaro.org, LIU Zhiwei <zhiwei_liu@c-sky.com>,
qemu-riscv@nongnu.org, palmer@dabbelt.com, alistair23@gmail.com
Subject: [PATCH 09/38] target/riscv: SIMD 8-bit Compare Instructions
Date: Fri, 12 Feb 2021 23:02:27 +0800 [thread overview]
Message-ID: <20210212150256.885-10-zhiwei_liu@c-sky.com> (raw)
In-Reply-To: <20210212150256.885-1-zhiwei_liu@c-sky.com>
Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
---
target/riscv/helper.h | 6 ++++
target/riscv/insn32.decode | 6 ++++
target/riscv/insn_trans/trans_rvp.c.inc | 7 ++++
target/riscv/packed_helper.c | 46 +++++++++++++++++++++++++
4 files changed, 65 insertions(+)
diff --git a/target/riscv/helper.h b/target/riscv/helper.h
index f41f9acccc..4d9c36609c 100644
--- a/target/riscv/helper.h
+++ b/target/riscv/helper.h
@@ -1208,3 +1208,9 @@ DEF_HELPER_3(scmplt16, tl, env, tl, tl)
DEF_HELPER_3(scmple16, tl, env, tl, tl)
DEF_HELPER_3(ucmplt16, tl, env, tl, tl)
DEF_HELPER_3(ucmple16, tl, env, tl, tl)
+
+DEF_HELPER_3(cmpeq8, tl, env, tl, tl)
+DEF_HELPER_3(scmplt8, tl, env, tl, tl)
+DEF_HELPER_3(scmple8, tl, env, tl, tl)
+DEF_HELPER_3(ucmplt8, tl, env, tl, tl)
+DEF_HELPER_3(ucmple8, tl, env, tl, tl)
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index f3cd508396..7519df7e20 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -675,3 +675,9 @@ scmplt16 0000110 ..... ..... 000 ..... 1111111 @r
scmple16 0001110 ..... ..... 000 ..... 1111111 @r
ucmplt16 0010110 ..... ..... 000 ..... 1111111 @r
ucmple16 0011110 ..... ..... 000 ..... 1111111 @r
+
+cmpeq8 0100111 ..... ..... 000 ..... 1111111 @r
+scmplt8 0000111 ..... ..... 000 ..... 1111111 @r
+scmple8 0001111 ..... ..... 000 ..... 1111111 @r
+ucmplt8 0010111 ..... ..... 000 ..... 1111111 @r
+ucmple8 0011111 ..... ..... 000 ..... 1111111 @r
diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_trans/trans_rvp.c.inc
index 6438dfb776..6eb9e83c6f 100644
--- a/target/riscv/insn_trans/trans_rvp.c.inc
+++ b/target/riscv/insn_trans/trans_rvp.c.inc
@@ -376,3 +376,10 @@ GEN_RVP_R_OOL(scmplt16);
GEN_RVP_R_OOL(scmple16);
GEN_RVP_R_OOL(ucmplt16);
GEN_RVP_R_OOL(ucmple16);
+
+/* SIMD 8-bit Compare Instructions */
+GEN_RVP_R_OOL(cmpeq8);
+GEN_RVP_R_OOL(scmplt8);
+GEN_RVP_R_OOL(scmple8);
+GEN_RVP_R_OOL(ucmplt8);
+GEN_RVP_R_OOL(ucmple8);
diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c
index 30b916b5ad..ff86e015e4 100644
--- a/target/riscv/packed_helper.c
+++ b/target/riscv/packed_helper.c
@@ -677,3 +677,49 @@ static inline void do_ucmple16(CPURISCVState *env, void *vd, void *va,
}
RVPR(ucmple16, 1, 2);
+
+/* SIMD 8-bit Compare Instructions */
+static inline void do_cmpeq8(CPURISCVState *env, void *vd, void *va,
+ void *vb, uint8_t i)
+{
+ uint8_t *d = vd, *a = va, *b = vb;
+ d[i] = (a[i] == b[i]) ? 0xff : 0x0;
+}
+
+RVPR(cmpeq8, 1, 1);
+
+static inline void do_scmplt8(CPURISCVState *env, void *vd, void *va,
+ void *vb, uint8_t i)
+{
+ int8_t *d = vd, *a = va, *b = vb;
+ d[i] = (a[i] < b[i]) ? 0xff : 0x0;
+}
+
+RVPR(scmplt8, 1, 1);
+
+static inline void do_scmple8(CPURISCVState *env, void *vd, void *va,
+ void *vb, uint8_t i)
+{
+ int8_t *d = vd, *a = va, *b = vb;
+ d[i] = (a[i] <= b[i]) ? 0xff : 0x0;
+}
+
+RVPR(scmple8, 1, 1);
+
+static inline void do_ucmplt8(CPURISCVState *env, void *vd, void *va,
+ void *vb, uint8_t i)
+{
+ uint8_t *d = vd, *a = va, *b = vb;
+ d[i] = (a[i] < b[i]) ? 0xff : 0x0;
+}
+
+RVPR(ucmplt8, 1, 1);
+
+static inline void do_ucmple8(CPURISCVState *env, void *vd, void *va,
+ void *vb, uint8_t i)
+{
+ uint8_t *d = vd, *a = va, *b = vb;
+ d[i] = (a[i] <= b[i]) ? 0xff : 0x0;
+}
+
+RVPR(ucmple8, 1, 1);
--
2.17.1
next prev parent reply other threads:[~2021-02-12 15:28 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-12 15:02 [PATCH 00/38] target/riscv: support packed extension v0.9.2 LIU Zhiwei
2021-02-12 15:02 ` [PATCH 01/38] target/riscv: implementation-defined constant parameters LIU Zhiwei
2021-03-09 14:08 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 02/38] target/riscv: Hoist vector functions LIU Zhiwei
2021-03-09 14:10 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 03/38] target/riscv: Fixup saturate subtract function LIU Zhiwei
2021-02-12 18:52 ` Richard Henderson
2021-03-09 14:11 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 04/38] target/riscv: 16-bit Addition & Subtraction Instructions LIU Zhiwei
2021-02-12 18:03 ` Richard Henderson
2021-02-18 8:39 ` LIU Zhiwei
2021-02-18 16:20 ` Richard Henderson
2021-02-12 19:02 ` Richard Henderson
2021-02-18 8:47 ` LIU Zhiwei
2021-02-18 16:21 ` Richard Henderson
2021-02-12 15:02 ` [PATCH 05/38] target/riscv: 8-bit Addition & Subtraction Instruction LIU Zhiwei
2021-03-15 21:22 ` Alistair Francis
2021-05-24 1:00 ` Palmer Dabbelt
2021-05-26 5:43 ` LIU Zhiwei
2021-05-26 6:15 ` Palmer Dabbelt
2021-02-12 15:02 ` [PATCH 06/38] target/riscv: SIMD 16-bit Shift Instructions LIU Zhiwei
2021-03-15 21:25 ` Alistair Francis
2021-03-16 2:40 ` LIU Zhiwei
2021-03-16 19:54 ` Alistair Francis
2021-03-17 2:30 ` LIU Zhiwei
2021-03-17 20:39 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 07/38] target/riscv: SIMD 8-bit " LIU Zhiwei
2021-03-15 21:27 ` Alistair Francis
2021-05-24 4:46 ` Palmer Dabbelt
2021-02-12 15:02 ` [PATCH 08/38] target/riscv: SIMD 16-bit Compare Instructions LIU Zhiwei
2021-03-15 21:28 ` Alistair Francis
2021-05-26 5:30 ` Palmer Dabbelt
2021-05-26 5:31 ` Palmer Dabbelt
2021-02-12 15:02 ` LIU Zhiwei [this message]
2021-03-15 21:31 ` [PATCH 09/38] target/riscv: SIMD 8-bit " Alistair Francis
2021-02-12 15:02 ` [PATCH 10/38] target/riscv: SIMD 16-bit Multiply Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 11/38] target/riscv: SIMD 8-bit " LIU Zhiwei
2021-03-15 21:33 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 12/38] target/riscv: SIMD 16-bit Miscellaneous Instructions LIU Zhiwei
2021-03-15 21:35 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 13/38] target/riscv: SIMD 8-bit " LIU Zhiwei
2021-03-16 14:38 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 14/38] target/riscv: 8-bit Unpacking Instructions LIU Zhiwei
2021-03-16 14:40 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 15/38] target/riscv: 16-bit Packing Instructions LIU Zhiwei
2021-03-16 14:42 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 16/38] target/riscv: Signed MSW 32x32 Multiply and Add Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 17/38] target/riscv: Signed MSW 32x16 " LIU Zhiwei
2021-03-16 16:01 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 18/38] target/riscv: Signed 16-bit Multiply 32-bit Add/Subtract Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 19/38] target/riscv: Signed 16-bit Multiply 64-bit " LIU Zhiwei
2021-02-12 15:02 ` [PATCH 20/38] target/riscv: Partial-SIMD Miscellaneous Instructions LIU Zhiwei
2021-03-16 19:44 ` Alistair Francis
2021-02-12 15:02 ` [PATCH 21/38] target/riscv: 8-bit Multiply with 32-bit Add Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 22/38] target/riscv: 64-bit Add/Subtract Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 23/38] target/riscv: 32-bit Multiply " LIU Zhiwei
2021-02-12 15:02 ` [PATCH 24/38] target/riscv: Signed 16-bit Multiply with " LIU Zhiwei
2021-02-12 15:02 ` [PATCH 25/38] target/riscv: Non-SIMD Q15 saturation ALU Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 26/38] target/riscv: Non-SIMD Q31 " LIU Zhiwei
2021-02-12 15:02 ` [PATCH 27/38] target/riscv: 32-bit Computation Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 28/38] target/riscv: Non-SIMD Miscellaneous Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 29/38] target/riscv: RV64 Only SIMD 32-bit Add/Subtract Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 30/38] target/riscv: RV64 Only SIMD 32-bit Shift Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 31/38] target/riscv: RV64 Only SIMD 32-bit Miscellaneous Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 32/38] target/riscv: RV64 Only SIMD Q15 saturating Multiply Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 33/38] target/riscv: RV64 Only 32-bit " LIU Zhiwei
2021-02-12 15:02 ` [PATCH 34/38] target/riscv: RV64 Only 32-bit Multiply & Add Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 35/38] target/riscv: RV64 Only 32-bit Parallel " LIU Zhiwei
2021-02-12 15:02 ` [PATCH 36/38] target/riscv: RV64 Only Non-SIMD 32-bit Shift Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 37/38] target/riscv: RV64 Only 32-bit Packing Instructions LIU Zhiwei
2021-02-12 15:02 ` [PATCH 38/38] target/riscv: configure and turn on packed extension from command line LIU Zhiwei
2021-03-05 6:14 ` [PATCH 00/38] target/riscv: support packed extension v0.9.2 LIU Zhiwei
2021-04-13 3:27 ` LIU Zhiwei
2021-04-15 4:46 ` Alistair Francis
2021-04-15 5:50 ` LIU Zhiwei
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