[PATCH v10 01/61] target/riscv: add vector extension field in CPURISCVState

The 32 vector registers will be viewed as a continuous memory block. It avoids the convension between element index and (regno, offset). Thus elements can be directly accessed by offset from the first vector base address. Signed-off-by: LIU Zhiwei Acked-by: Alistair Francis Reviewed-by: Richard

[PATCH v10 00/61] target/riscv: support vector extension v0.7.1

environment. * fixup a lot of concrete bugs. V2 * use float16_compare{_quiet} * only use GETPC() in outer most helper * add ctx.ext_v Property LIU Zhiwei (61): target/riscv: add vector extension field in CPURISCVState target/riscv: implementation-defined constant parameters target/riscv

[PATCH v10 37/61] target/riscv: vector floating-point min/max instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 target/riscv/insn32.decode | 4 target/riscv/insn_trans/trans_rvv.inc.c | 6 ++ target/riscv/vector_helper.c

[PATCH v10 36/61] target/riscv: vector floating-point square-root instruction

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 4 +++ target/riscv/insn32.decode | 3 ++ target/riscv/insn_trans/trans_rvv.inc.c | 43 + target/riscv/vector_helper.c

[PATCH v10 35/61] target/riscv: vector widening floating-point fused multiply-add instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 17 + target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 +++ target/riscv/vector_helper.c| 91

[PATCH v10 34/61] target/riscv: vector single-width floating-point fused multiply-add instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 49 + target/riscv/insn32.decode | 16 ++ target/riscv/insn_trans/trans_rvv.inc.c | 18 ++ target/riscv/vector_helper.c| 251

[PATCH v10 33/61] target/riscv: vector widening floating-point multiply

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 5 + target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 4 target/riscv/vector_helper.c| 22

[PATCH v10 32/61] target/riscv: vector single-width floating-point multiply/divide instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 16 target/riscv/insn32.decode | 5 +++ target/riscv/insn_trans/trans_rvv.inc.c | 7 target/riscv/vector_helper.c| 49

[PATCH v10 31/61] target/riscv: vector widening floating-point add/subtract instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 17 +++ target/riscv/insn32.decode | 8 ++ target/riscv/insn_trans/trans_rvv.inc.c | 149 target/riscv/vector_helper.c

[PATCH v10 30/61] target/riscv: vector single-width floating-point add/subtract instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 16 target/riscv/insn32.decode | 5 + target/riscv/insn_trans/trans_rvv.inc.c | 118 target/riscv/vector_helper.c

[PATCH v10 29/61] target/riscv: vector narrowing fixed-point clip instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 +++ target/riscv/insn32.decode | 6 + target/riscv/insn_trans/trans_rvv.inc.c | 8 ++ target/riscv/vector_helper.c| 141

[PATCH v10 28/61] target/riscv: vector single-width scaling shift instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 17 target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 8 ++ target/riscv/vector_helper.c| 117

[PATCH v10 27/61] target/riscv: vector widening saturating scaled multiply-add

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 22 +++ target/riscv/insn32.decode | 7 + target/riscv/insn_trans/trans_rvv.inc.c | 9 ++ target/riscv/vector_helper.c| 205

[PATCH v10 26/61] target/riscv: vector single-width fractional multiply with rounding and saturation

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 9 ++ target/riscv/insn32.decode | 2 + target/riscv/insn_trans/trans_rvv.inc.c | 4 + target/riscv/vector_helper.c| 107

[PATCH v10 25/61] target/riscv: vector single-width averaging add and subtract

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 17 target/riscv/insn32.decode | 5 ++ target/riscv/insn_trans/trans_rvv.inc.c | 7 ++ target/riscv/vector_helper.c| 100

[PATCH v10 24/61] target/riscv: vector single-width saturating add and subtract

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 ++ target/riscv/insn32.decode | 10 + target/riscv/insn_trans/trans_rvv.inc.c | 16 + target/riscv/vector_helper.c| 385

[PATCH v10 23/61] target/riscv: vector integer merge and move instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 17 target/riscv/insn32.decode | 7 ++ target/riscv/insn_trans/trans_rvv.inc.c | 113 target/riscv/vector_helper.c

[PATCH v10 22/61] target/riscv: vector widening integer multiply-add instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 22 target/riscv/insn32.decode | 7 target/riscv/insn_trans/trans_rvv.inc.c | 9 + target/riscv/vector_helper.c

[PATCH v10 21/61] target/riscv: vector single-width integer multiply-add instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 ++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 +++ target/riscv/vector_helper.c| 88

[PATCH v10 20/61] target/riscv: vector widening integer multiply instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 19 + target/riscv/insn32.decode | 6 +++ target/riscv/insn_trans/trans_rvv.inc.c | 8 target/riscv/vector_helper.c| 51

[PATCH v10 19/61] target/riscv: vector integer divide instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 +++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 target/riscv/vector_helper.c| 74

[PATCH v10 18/61] target/riscv: vector single-width integer multiply instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 33 + target/riscv/insn32.decode | 8 ++ target/riscv/insn_trans/trans_rvv.inc.c | 10 ++ target/riscv/vector_helper.c| 163

[PATCH v10 17/61] target/riscv: vector integer min/max instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 target/riscv/vector_helper.c

[PATCH v10 16/61] target/riscv: vector integer comparison instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 57 +++ target/riscv/insn32.decode | 20 target/riscv/insn_trans/trans_rvv.inc.c | 46 + target/riscv/vector_helper.c

[PATCH v10 15/61] target/riscv: vector narrowing integer right shift instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 90 + target/riscv/vector_helper.c

[PATCH v10 14/61] target/riscv: vector single-width bit shift instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 25 target/riscv/insn32.decode | 9 +++ target/riscv/insn_trans/trans_rvv.inc.c | 52 target/riscv/vector_helper.c

[PATCH v10 13/61] target/riscv: vector bitwise logical instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 25 target/riscv/insn32.decode | 9 + target/riscv/insn_trans/trans_rvv.inc.c | 11 ++ target/riscv/vector_helper.c

[PATCH v10 12/61] target/riscv: vector integer add-with-carry / subtract-with-borrow instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 33 ++ target/riscv/insn32.decode | 11 ++ target/riscv/insn_trans/trans_rvv.inc.c | 113 +++ target/riscv/vector_helper.c

[PATCH v10 11/61] target/riscv: vector widening integer add and subtract

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 49 +++ target/riscv/insn32.decode | 16 ++ target/riscv/insn_trans/trans_rvv.inc.c | 186 target/riscv

[PATCH v10 10/61] target/riscv: vector single-width integer add and subtract

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 25 ++ target/riscv/insn32.decode | 10 + target/riscv/insn_trans/trans_rvv.inc.c | 291 target/riscv/vector_helper.c

[PATCH v10 09/61] target/riscv: add vector amo operations

Vector AMOs operate as if aq and rl bits were zero on each element with regard to ordering relative to other instructions in the same hart. Vector AMOs provide no ordering guarantee between element operations in the same vector AMO instruction Signed-off-by: LIU Zhiwei Reviewed-by: Alistair

[PATCH v10 08/61] target/riscv: add fault-only-first unit stride load

The unit-stride fault-only-fault load instructions are used to vectorize loops with data-dependent exit conditions(while loops). These instructions execute as a regular load except that they will only take a trap on element 0. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed

[PATCH v10 07/61] target/riscv: add vector index load and store instructions

Vector indexed operations add the contents of each element of the vector offset operand specified by vs2 to the base effective address to give the effective address of each element. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv

[PATCH v10 06/61] target/riscv: add vector stride load and store instructions

the base effective address. It can been seen as a special case of strided operations. Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 105 ++ target/riscv/insn32.decode | 32 ++ target/riscv

[PATCH v10 05/61] target/riscv: add an internals.h header

The internals.h keeps things that are not relevant to the actual architecture, only to the implementation, separate. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/internals.h | 24 1 file changed, 24 insertions

[PATCH v10 04/61] target/riscv: add vector configure instruction

vsetvl and vsetvli are two configure instructions for vl, vtype. TB flags should update after configure instructions. The (ill, lmul, sew ) of vtype and the bit of (VSTART == 0 && VL == VLMAX) will be placed within tb_flags. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis

[PATCH v10 03/61] target/riscv: support vector extension csr

The v0.7.1 specification does not define vector status within mstatus. A future revision will define the privileged portion of the vector status. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/cpu_bits.h | 15 + target/riscv

[PATCH v10 02/61] target/riscv: implementation-defined constant parameters

vlen is the vector register length in bits. elen is the max element size in bits. vext_spec is the vector specification version, default value is v0.7.1. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/cpu.c | 7 +++ target/riscv

[PATCH v10 01/61] target/riscv: add vector extension field in CPURISCVState

The 32 vector registers will be viewed as a continuous memory block. It avoids the convension between element index and (regno, offset). Thus elements can be directly accessed by offset from the first vector base address. Signed-off-by: LIU Zhiwei Acked-by: Alistair Francis Reviewed-by: Richard

[PATCH v10 00/61] target/riscv: support vector extension v0.7.1

environment. * fixup a lot of concrete bugs. V2 * use float16_compare{_quiet} * only use GETPC() in outer most helper * add ctx.ext_v Property LIU Zhiwei (61): target/riscv: add vector extension field in CPURISCVState target/riscv: implementation-defined constant parameters target/riscv

Re: [PATCH v9 57/61] target/riscv: floating-point scalar move instructions

On 2020/6/20 9:06, Alistair Francis wrote: On Fri, Jun 19, 2020 at 6:09 PM LIU Zhiwei wrote: On 2020/6/20 8:44, Alistair Francis wrote: On Wed, Jun 10, 2020 at 6:44 AM LIU Zhiwei wrote: Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Hello, This patch fails to compile

Re: [PATCH v9 57/61] target/riscv: floating-point scalar move instructions

On 2020/6/20 8:44, Alistair Francis wrote: On Wed, Jun 10, 2020 at 6:44 AM LIU Zhiwei wrote: Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Hello, This patch fails to compile with this error: target/riscv/insn32.decode:566: error: undefined format @r2rd Do you mind looking

Re: fpu/softfloat: a question on BFloat 16 support on QEMU

On 2020/6/8 23:50, Alex Bennée wrote: LIU Zhiwei writes: Hi Richard, I am doing bfloat16 support on QEMU. Once I tried to reuse float32 interface, but I couldn't properly process rounding in some insns like fadd. What do you mean by re-use the float32 interface? Isn't bfloat16 going

Re: [PATCH v9 39/61] target/riscv: vector floating-point compare instructions

On 2020/6/11 1:33, Richard Henderson wrote: On 6/10/20 4:37 AM, LIU Zhiwei wrote: Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Richard Henderson --- Missed the actual "Reviewed-by:" :-) I tried to make a reasonable explanation, but failed:-). "Reviewed-by: &qu

[PATCH v9 61/61] target/riscv: configure and turn on vector extension from command line

s, default value is 64 bit. vext_spec is the vector specification version, default value is v0.7.1. These properties can be specified with other values. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/

[PATCH v9 60/61] target/riscv: vector compress instruction

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/helper.h | 5 target/riscv/insn32.decode | 1 + target/riscv/insn_trans/trans_rvv.inc.c | 32 + target/riscv/vector_helper.c| 26

[PATCH v9 55/61] target/riscv: integer extract instruction

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/insn32.decode | 1 + target/riscv/insn_trans/trans_rvv.inc.c | 116 2 files changed, 117 insertions(+) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index

[PATCH v9 57/61] target/riscv: floating-point scalar move instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/insn32.decode | 2 + target/riscv/insn_trans/trans_rvv.inc.c | 49 + 2 files changed, 51 insertions(+) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index

[PATCH v9 54/61] target/riscv: vector element index instruction

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/helper.h | 5 + target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 25 + target/riscv/vector_helper.c| 24

[PATCH v9 53/61] target/riscv: vector iota instruction

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/helper.h | 5 + target/riscv/insn32.decode | 1 + target/riscv/insn_trans/trans_rvv.inc.c | 27 +++ target/riscv/vector_helper.c| 29

[PATCH v9 59/61] target/riscv: vector register gather instruction

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/helper.h | 9 +++ target/riscv/insn32.decode | 3 + target/riscv/insn_trans/trans_rvv.inc.c | 78 + target/riscv/vector_helper.c| 60

[PATCH v9 52/61] target/riscv: set-X-first mask bit

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/helper.h | 4 ++ target/riscv/insn32.decode | 3 ++ target/riscv/insn_trans/trans_rvv.inc.c | 28 +++ target/riscv/vector_helper.c| 63 + 4

[PATCH v9 58/61] target/riscv: vector slide instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/helper.h | 17 target/riscv/insn32.decode | 7 ++ target/riscv/insn_trans/trans_rvv.inc.c | 18 target/riscv/vector_helper.c| 114 4 files

[PATCH v9 50/61] target/riscv: vector mask population count vmpopc

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/helper.h | 2 ++ target/riscv/insn32.decode | 1 + target/riscv/insn_trans/trans_rvv.inc.c | 32 + target/riscv/vector_helper.c| 20 4

[PATCH v9 51/61] target/riscv: vmfirst find-first-set mask bit

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/helper.h | 2 ++ target/riscv/insn32.decode | 1 + target/riscv/insn_trans/trans_rvv.inc.c | 32 + target/riscv/vector_helper.c| 19 +++ 4

[PATCH v9 56/61] target/riscv: integer scalar move instruction

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/insn32.decode | 1 + target/riscv/insn_trans/trans_rvv.inc.c | 60 + target/riscv/internals.h| 6 +++ 3 files changed, 67 insertions(+) diff --git a/target/riscv

[PATCH v9 49/61] target/riscv: vector mask-register logical instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson --- target/riscv/helper.h | 9 ++ target/riscv/insn32.decode | 8 + target/riscv/insn_trans/trans_rvv.inc.c | 35 ++ target/riscv/vector_helper.c| 40

[PATCH v9 48/61] target/riscv: vector widening floating-point reduction instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 3 ++ target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 3 ++ target/riscv/vector_helper.c| 46

[PATCH v9 46/61] target/riscv: vector wideing integer reduction instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 7 +++ target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 4 target/riscv/vector_helper.c| 11

[PATCH v9 47/61] target/riscv: vector single-width floating-point reduction instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 10 +++ target/riscv/insn32.decode | 4 +++ target/riscv/insn_trans/trans_rvv.inc.c | 5 target/riscv/vector_helper.c| 39

[PATCH v9 45/61] target/riscv: vector single-width integer reduction instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 +++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 18 ++ target/riscv/vector_helper.c

[PATCH v9 44/61] target/riscv: narrowing floating-point/integer type-convert instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 11 ++ target/riscv/insn32.decode | 5 +++ target/riscv/insn_trans/trans_rvv.inc.c | 48 + target/riscv/vector_helper.c

[PATCH v9 43/61] target/riscv: widening floating-point/integer type-convert instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 11 ++ target/riscv/insn32.decode | 5 +++ target/riscv/insn_trans/trans_rvv.inc.c | 48 + target/riscv/vector_helper.c

[PATCH v9 42/61] target/riscv: vector floating-point/integer type-convert instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 ++ target/riscv/insn32.decode | 4 +++ target/riscv/insn_trans/trans_rvv.inc.c | 6 + target/riscv/vector_helper.c| 33

[PATCH v9 41/61] target/riscv: vector floating-point merge instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 4 +++ target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 38 + target/riscv/vector_helper.c

[PATCH v9 40/61] target/riscv: vector floating-point classify instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/fpu_helper.c | 33 + target/riscv/helper.h | 4 ++ target/riscv/insn32.decode | 1 + target/riscv/insn_trans/trans_rvv.inc.c | 3

[PATCH v9 39/61] target/riscv: vector floating-point compare instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Richard Henderson --- target/riscv/helper.h | 37 + target/riscv/insn32.decode | 12 ++ target/riscv/insn_trans/trans_rvv.inc.c | 35 + target/riscv/vector_helper.c| 174

[PATCH v9 38/61] target/riscv: vector floating-point sign-injection instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 19 ++ target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 8 +++ target/riscv/vector_helper.c| 85

[PATCH v9 37/61] target/riscv: vector floating-point min/max instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 target/riscv/insn32.decode | 4 target/riscv/insn_trans/trans_rvv.inc.c | 6 ++ target/riscv/vector_helper.c

[PATCH v9 36/61] target/riscv: vector floating-point square-root instruction

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 4 +++ target/riscv/insn32.decode | 3 ++ target/riscv/insn_trans/trans_rvv.inc.c | 43 + target/riscv/vector_helper.c

[PATCH v9 34/61] target/riscv: vector single-width floating-point fused multiply-add instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 49 + target/riscv/insn32.decode | 16 ++ target/riscv/insn_trans/trans_rvv.inc.c | 18 ++ target/riscv/vector_helper.c| 251

[PATCH v9 31/61] target/riscv: vector widening floating-point add/subtract instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 17 +++ target/riscv/insn32.decode | 8 ++ target/riscv/insn_trans/trans_rvv.inc.c | 149 target/riscv/vector_helper.c

[PATCH v9 35/61] target/riscv: vector widening floating-point fused multiply-add instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 17 + target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 +++ target/riscv/vector_helper.c| 91

[PATCH v9 33/61] target/riscv: vector widening floating-point multiply

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 5 + target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 4 target/riscv/vector_helper.c| 22

[PATCH v9 29/61] target/riscv: vector narrowing fixed-point clip instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 +++ target/riscv/insn32.decode | 6 + target/riscv/insn_trans/trans_rvv.inc.c | 8 ++ target/riscv/vector_helper.c| 141

[PATCH v9 26/61] target/riscv: vector single-width fractional multiply with rounding and saturation

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 9 ++ target/riscv/insn32.decode | 2 + target/riscv/insn_trans/trans_rvv.inc.c | 4 + target/riscv/vector_helper.c| 107

[PATCH v9 32/61] target/riscv: vector single-width floating-point multiply/divide instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 16 target/riscv/insn32.decode | 5 +++ target/riscv/insn_trans/trans_rvv.inc.c | 7 target/riscv/vector_helper.c| 49

[PATCH v9 25/61] target/riscv: vector single-width averaging add and subtract

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 17 target/riscv/insn32.decode | 5 ++ target/riscv/insn_trans/trans_rvv.inc.c | 7 ++ target/riscv/vector_helper.c| 100

[PATCH v9 22/61] target/riscv: vector widening integer multiply-add instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 22 target/riscv/insn32.decode | 7 target/riscv/insn_trans/trans_rvv.inc.c | 9 + target/riscv/vector_helper.c

[PATCH v9 27/61] target/riscv: vector widening saturating scaled multiply-add

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 22 +++ target/riscv/insn32.decode | 7 + target/riscv/insn_trans/trans_rvv.inc.c | 9 ++ target/riscv/vector_helper.c| 205

[PATCH v9 24/61] target/riscv: vector single-width saturating add and subtract

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 ++ target/riscv/insn32.decode | 10 + target/riscv/insn_trans/trans_rvv.inc.c | 16 + target/riscv/vector_helper.c| 385

[PATCH v9 30/61] target/riscv: vector single-width floating-point add/subtract instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 16 target/riscv/insn32.decode | 5 + target/riscv/insn_trans/trans_rvv.inc.c | 118 target/riscv/vector_helper.c

[PATCH v9 23/61] target/riscv: vector integer merge and move instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 17 target/riscv/insn32.decode | 7 ++ target/riscv/insn_trans/trans_rvv.inc.c | 113 target/riscv/vector_helper.c

[PATCH v9 20/61] target/riscv: vector widening integer multiply instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 19 + target/riscv/insn32.decode | 6 +++ target/riscv/insn_trans/trans_rvv.inc.c | 8 target/riscv/vector_helper.c| 51

[PATCH v9 28/61] target/riscv: vector single-width scaling shift instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 17 target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 8 ++ target/riscv/vector_helper.c| 117

[PATCH v9 19/61] target/riscv: vector integer divide instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 +++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 target/riscv/vector_helper.c| 74

[PATCH v9 18/61] target/riscv: vector single-width integer multiply instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 33 + target/riscv/insn32.decode | 8 ++ target/riscv/insn_trans/trans_rvv.inc.c | 10 ++ target/riscv/vector_helper.c| 163

[PATCH v9 17/61] target/riscv: vector integer min/max instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 target/riscv/vector_helper.c

[PATCH v9 21/61] target/riscv: vector single-width integer multiply-add instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 ++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 +++ target/riscv/vector_helper.c| 88

[PATCH v9 14/61] target/riscv: vector single-width bit shift instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 25 target/riscv/insn32.decode | 9 +++ target/riscv/insn_trans/trans_rvv.inc.c | 52 target/riscv/vector_helper.c

[PATCH v9 12/61] target/riscv: vector integer add-with-carry / subtract-with-borrow instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 33 ++ target/riscv/insn32.decode | 11 ++ target/riscv/insn_trans/trans_rvv.inc.c | 113 +++ target/riscv/vector_helper.c

[PATCH v9 16/61] target/riscv: vector integer comparison instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 57 +++ target/riscv/insn32.decode | 20 target/riscv/insn_trans/trans_rvv.inc.c | 46 + target/riscv/vector_helper.c

[PATCH v9 13/61] target/riscv: vector bitwise logical instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 25 target/riscv/insn32.decode | 9 + target/riscv/insn_trans/trans_rvv.inc.c | 11 ++ target/riscv/vector_helper.c

[PATCH v9 15/61] target/riscv: vector narrowing integer right shift instructions

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 90 + target/riscv/vector_helper.c

[PATCH v9 10/61] target/riscv: vector single-width integer add and subtract

Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 25 ++ target/riscv/insn32.decode | 10 + target/riscv/insn_trans/trans_rvv.inc.c | 291 target/riscv/vector_helper.c

[PATCH v9 09/61] target/riscv: add vector amo operations

Vector AMOs operate as if aq and rl bits were zero on each element with regard to ordering relative to other instructions in the same hart. Vector AMOs provide no ordering guarantee between element operations in the same vector AMO instruction Signed-off-by: LIU Zhiwei Reviewed-by: Alistair

[PATCH v9 11/61] target/riscv: vector widening integer add and subtract

Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 49 +++ target/riscv/insn32.decode | 16 ++ target/riscv/insn_trans/trans_rvv.inc.c | 186 target/riscv

[PATCH v9 08/61] target/riscv: add fault-only-first unit stride load

The unit-stride fault-only-fault load instructions are used to vectorize loops with data-dependent exit conditions(while loops). These instructions execute as a regular load except that they will only take a trap on element 0. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed

[PATCH v9 06/61] target/riscv: add vector stride load and store instructions

the base effective address. It can been seen as a special case of strided operations. Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 105 ++ target/riscv/insn32.decode | 32 ++ target/riscv

[PATCH v9 07/61] target/riscv: add vector index load and store instructions

Vector indexed operations add the contents of each element of the vector offset operand specified by vs2 to the base effective address to give the effective address of each element. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv

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