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From: Alistair Francis <alistair.francis@opensource.wdc.com>
To: qemu-devel@nongnu.org
Cc: alistair23@gmail.com, Frank Chang <frank.chang@sifive.com>,
	Richard Henderson <richard.henderson@linaro.org>,
	Alistair Francis <alistair.francis@wdc.com>
Subject: [PULL 55/88] target/riscv: rvv-1.0: integer comparison instructions
Date: Mon, 20 Dec 2021 14:56:32 +1000	[thread overview]
Message-ID: <20211220045705.62174-56-alistair.francis@opensource.wdc.com> (raw)
In-Reply-To: <20211220045705.62174-1-alistair.francis@opensource.wdc.com>

From: Frank Chang <frank.chang@sifive.com>

* Sign-extend vmselu.vi and vmsgtu.vi immediate values.
* Remove "set tail elements to zeros" as tail elements can be unchanged
  for either VTA to have undisturbed or agnostic setting.

Signed-off-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20211210075704.23951-48-frank.chang@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
 target/riscv/vector_helper.c            | 9 ---------
 target/riscv/insn_trans/trans_rvv.c.inc | 4 ++--
 2 files changed, 2 insertions(+), 11 deletions(-)

diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index e885d4d353..277a5e4120 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -1190,8 +1190,6 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2,   \
 {                                                             \
     uint32_t vm = vext_vm(desc);                              \
     uint32_t vl = env->vl;                                    \
-    uint32_t vlmax = vext_max_elems(desc,                     \
-                                    ctzl(sizeof(ETYPE)));     \
     uint32_t i;                                               \
                                                               \
     for (i = 0; i < vl; i++) {                                \
@@ -1202,9 +1200,6 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2,   \
         }                                                     \
         vext_set_elem_mask(vd, i, DO_OP(s2, s1));             \
     }                                                         \
-    for (; i < vlmax; i++) {                                  \
-        vext_set_elem_mask(vd, i, 0);                         \
-    }                                                         \
 }
 
 GEN_VEXT_CMP_VV(vmseq_vv_b, uint8_t,  H1, DO_MSEQ)
@@ -1243,7 +1238,6 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2,   \
 {                                                                   \
     uint32_t vm = vext_vm(desc);                                    \
     uint32_t vl = env->vl;                                          \
-    uint32_t vlmax = vext_max_elems(desc, ctzl(sizeof(ETYPE)));     \
     uint32_t i;                                                     \
                                                                     \
     for (i = 0; i < vl; i++) {                                      \
@@ -1254,9 +1248,6 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2,   \
         vext_set_elem_mask(vd, i,                                   \
                 DO_OP(s2, (ETYPE)(target_long)s1));                 \
     }                                                               \
-    for (; i < vlmax; i++) {                                        \
-        vext_set_elem_mask(vd, i, 0);                               \
-    }                                                               \
 }
 
 GEN_VEXT_CMP_VX(vmseq_vx_b, uint8_t,  H1, DO_MSEQ)
diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc
index ed4554b6a1..804f423d5b 100644
--- a/target/riscv/insn_trans/trans_rvv.c.inc
+++ b/target/riscv/insn_trans/trans_rvv.c.inc
@@ -1809,9 +1809,9 @@ GEN_OPIVX_TRANS(vmsgt_vx, opivx_cmp_check)
 
 GEN_OPIVI_TRANS(vmseq_vi, IMM_SX, vmseq_vx, opivx_cmp_check)
 GEN_OPIVI_TRANS(vmsne_vi, IMM_SX, vmsne_vx, opivx_cmp_check)
-GEN_OPIVI_TRANS(vmsleu_vi, IMM_ZX, vmsleu_vx, opivx_cmp_check)
+GEN_OPIVI_TRANS(vmsleu_vi, IMM_SX, vmsleu_vx, opivx_cmp_check)
 GEN_OPIVI_TRANS(vmsle_vi, IMM_SX, vmsle_vx, opivx_cmp_check)
-GEN_OPIVI_TRANS(vmsgtu_vi, IMM_ZX, vmsgtu_vx, opivx_cmp_check)
+GEN_OPIVI_TRANS(vmsgtu_vi, IMM_SX, vmsgtu_vx, opivx_cmp_check)
 GEN_OPIVI_TRANS(vmsgt_vi, IMM_SX, vmsgt_vx, opivx_cmp_check)
 
 /* Vector Integer Min/Max Instructions */
-- 
2.31.1



  parent reply	other threads:[~2021-12-20  6:06 UTC|newest]

Thread overview: 90+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-20  4:55 [PULL 00/88] riscv-to-apply queue Alistair Francis
2021-12-20  4:55 ` [PULL 01/88] target/riscv: zfh: half-precision load and store Alistair Francis
2021-12-20  4:55 ` [PULL 02/88] target/riscv: zfh: half-precision computational Alistair Francis
2021-12-20  4:55 ` [PULL 03/88] target/riscv: zfh: half-precision convert and move Alistair Francis
2021-12-20  4:55 ` [PULL 04/88] target/riscv: zfh: half-precision floating-point compare Alistair Francis
2021-12-20  4:55 ` [PULL 05/88] target/riscv: zfh: half-precision floating-point classify Alistair Francis
2021-12-20  4:55 ` [PULL 06/88] target/riscv: zfh: add Zfh cpu property Alistair Francis
2021-12-20  4:55 ` [PULL 07/88] target/riscv: zfh: implement zfhmin extension Alistair Francis
2021-12-20  4:55 ` [PULL 08/88] target/riscv: zfh: add Zfhmin cpu property Alistair Francis
2021-12-20  4:55 ` [PULL 09/88] target/riscv: drop vector 0.7.1 and add 1.0 support Alistair Francis
2021-12-20  4:55 ` [PULL 10/88] target/riscv: Use FIELD_EX32() to extract wd field Alistair Francis
2021-12-20  4:55 ` [PULL 11/88] target/riscv: rvv-1.0: add mstatus VS field Alistair Francis
2021-12-20  4:55 ` [PULL 12/88] target/riscv: rvv-1.0: set mstatus.SD bit if mstatus.VS is dirty Alistair Francis
2021-12-20  4:55 ` [PULL 13/88] target/riscv: rvv-1.0: add sstatus VS field Alistair Francis
2021-12-20  4:55 ` [PULL 14/88] target/riscv: rvv-1.0: introduce writable misa.v field Alistair Francis
2021-12-20  4:55 ` [PULL 15/88] target/riscv: rvv-1.0: add translation-time vector context status Alistair Francis
2021-12-20  4:55 ` [PULL 16/88] target/riscv: rvv-1.0: remove rvv related codes from fcsr registers Alistair Francis
2021-12-20  4:55 ` [PULL 17/88] target/riscv: rvv-1.0: add vcsr register Alistair Francis
2021-12-20  4:55 ` [PULL 18/88] target/riscv: rvv-1.0: add vlenb register Alistair Francis
2021-12-20  4:55 ` [PULL 19/88] target/riscv: rvv-1.0: check MSTATUS_VS when accessing vector csr registers Alistair Francis
2021-12-20  4:55 ` [PULL 20/88] target/riscv: rvv-1.0: remove MLEN calculations Alistair Francis
2021-12-20  4:55 ` [PULL 21/88] target/riscv: rvv-1.0: add fractional LMUL Alistair Francis
2021-12-20  4:55 ` [PULL 22/88] target/riscv: rvv-1.0: add VMA and VTA Alistair Francis
2021-12-20  4:56 ` [PULL 23/88] target/riscv: rvv-1.0: update check functions Alistair Francis
2021-12-20  4:56 ` [PULL 24/88] target/riscv: introduce more imm value modes in translator functions Alistair Francis
2021-12-20  4:56 ` [PULL 25/88] target/riscv: rvv:1.0: add translation-time nan-box helper function Alistair Francis
2021-12-20  4:56 ` [PULL 26/88] target/riscv: rvv-1.0: remove amo operations instructions Alistair Francis
2021-12-20  4:56 ` [PULL 27/88] target/riscv: rvv-1.0: configure instructions Alistair Francis
2021-12-20  4:56 ` [PULL 28/88] target/riscv: rvv-1.0: stride load and store instructions Alistair Francis
2021-12-20  4:56 ` [PULL 29/88] target/riscv: rvv-1.0: index " Alistair Francis
2021-12-20  4:56 ` [PULL 30/88] target/riscv: rvv-1.0: fix address index overflow bug of indexed load/store insns Alistair Francis
2021-12-20  4:56 ` [PULL 31/88] target/riscv: rvv-1.0: fault-only-first unit stride load Alistair Francis
2021-12-20  4:56 ` [PULL 32/88] target/riscv: rvv-1.0: load/store whole register instructions Alistair Francis
2021-12-20  4:56 ` [PULL 33/88] target/riscv: rvv-1.0: update vext_max_elems() for load/store insns Alistair Francis
2021-12-20  4:56 ` [PULL 34/88] target/riscv: rvv-1.0: take fractional LMUL into vector max elements calculation Alistair Francis
2021-12-20  4:56 ` [PULL 35/88] target/riscv: rvv-1.0: floating-point square-root instruction Alistair Francis
2021-12-20  4:56 ` [PULL 36/88] target/riscv: rvv-1.0: floating-point classify instructions Alistair Francis
2021-12-20  4:56 ` [PULL 37/88] target/riscv: rvv-1.0: count population in mask instruction Alistair Francis
2021-12-20  4:56 ` [PULL 38/88] target/riscv: rvv-1.0: find-first-set mask bit instruction Alistair Francis
2021-12-20  4:56 ` [PULL 39/88] target/riscv: rvv-1.0: set-X-first mask bit instructions Alistair Francis
2021-12-20  4:56 ` [PULL 40/88] target/riscv: rvv-1.0: iota instruction Alistair Francis
2021-12-20  4:56 ` [PULL 41/88] target/riscv: rvv-1.0: element index instruction Alistair Francis
2021-12-20  4:56 ` [PULL 42/88] target/riscv: rvv-1.0: allow load element with sign-extended Alistair Francis
2021-12-20  4:56 ` [PULL 43/88] target/riscv: rvv-1.0: register gather instructions Alistair Francis
2021-12-20  4:56 ` [PULL 44/88] target/riscv: rvv-1.0: integer scalar move instructions Alistair Francis
2021-12-20  4:56 ` [PULL 45/88] target/riscv: rvv-1.0: floating-point move instruction Alistair Francis
2021-12-20  4:56 ` [PULL 46/88] target/riscv: rvv-1.0: floating-point scalar move instructions Alistair Francis
2021-12-20  4:56 ` [PULL 47/88] target/riscv: rvv-1.0: whole register " Alistair Francis
2021-12-20  4:56 ` [PULL 48/88] target/riscv: rvv-1.0: integer extension instructions Alistair Francis
2021-12-20  4:56 ` [PULL 49/88] target/riscv: rvv-1.0: single-width averaging add and subtract instructions Alistair Francis
2021-12-20  4:56 ` [PULL 50/88] target/riscv: rvv-1.0: single-width bit shift instructions Alistair Francis
2021-12-20  4:56 ` [PULL 51/88] target/riscv: rvv-1.0: integer add-with-carry/subtract-with-borrow Alistair Francis
2021-12-20  4:56 ` [PULL 52/88] target/riscv: rvv-1.0: narrowing integer right shift instructions Alistair Francis
2021-12-20  4:56 ` [PULL 53/88] target/riscv: rvv-1.0: widening integer multiply-add instructions Alistair Francis
2021-12-20  4:56 ` [PULL 54/88] target/riscv: rvv-1.0: single-width saturating add and subtract instructions Alistair Francis
2021-12-20  4:56 ` Alistair Francis [this message]
2021-12-20  4:56 ` [PULL 56/88] target/riscv: rvv-1.0: floating-point compare instructions Alistair Francis
2021-12-20  4:56 ` [PULL 57/88] target/riscv: rvv-1.0: mask-register logical instructions Alistair Francis
2021-12-20  4:56 ` [PULL 58/88] target/riscv: rvv-1.0: slide instructions Alistair Francis
2021-12-20  4:56 ` [PULL 59/88] target/riscv: rvv-1.0: floating-point " Alistair Francis
2021-12-20  4:56 ` [PULL 60/88] target/riscv: rvv-1.0: narrowing fixed-point clip instructions Alistair Francis
2021-12-20  4:56 ` [PULL 61/88] target/riscv: rvv-1.0: single-width floating-point reduction Alistair Francis
2021-12-20  4:56 ` [PULL 62/88] target/riscv: rvv-1.0: widening floating-point reduction instructions Alistair Francis
2021-12-20  4:56 ` [PULL 63/88] target/riscv: rvv-1.0: single-width scaling shift instructions Alistair Francis
2021-12-20  4:56 ` [PULL 64/88] target/riscv: rvv-1.0: remove widening saturating scaled multiply-add Alistair Francis
2021-12-20  4:56 ` [PULL 65/88] target/riscv: rvv-1.0: remove vmford.vv and vmford.vf Alistair Francis
2021-12-20  4:56 ` [PULL 66/88] target/riscv: rvv-1.0: remove integer extract instruction Alistair Francis
2021-12-20  4:56 ` [PULL 67/88] target/riscv: rvv-1.0: floating-point min/max instructions Alistair Francis
2021-12-20  4:56 ` [PULL 68/88] target/riscv: introduce floating-point rounding mode enum Alistair Francis
2021-12-20  4:56 ` [PULL 69/88] target/riscv: rvv-1.0: floating-point/integer type-convert instructions Alistair Francis
2021-12-20  4:56 ` [PULL 70/88] target/riscv: rvv-1.0: widening floating-point/integer type-convert Alistair Francis
2021-12-20  4:56 ` [PULL 71/88] target/riscv: add "set round to odd" rounding mode helper function Alistair Francis
2021-12-20  4:56 ` [PULL 72/88] target/riscv: rvv-1.0: narrowing floating-point/integer type-convert Alistair Francis
2021-12-20  4:56 ` [PULL 73/88] target/riscv: rvv-1.0: relax RV_VLEN_MAX to 1024-bits Alistair Francis
2021-12-20  4:56 ` [PULL 74/88] target/riscv: rvv-1.0: implement vstart CSR Alistair Francis
2021-12-20  4:56 ` [PULL 75/88] target/riscv: rvv-1.0: trigger illegal instruction exception if frm is not valid Alistair Francis
2021-12-20  4:56 ` [PULL 76/88] target/riscv: gdb: support vector registers for rv64 & rv32 Alistair Francis
2021-12-20  4:56 ` [PULL 77/88] target/riscv: rvv-1.0: floating-point reciprocal square-root estimate instruction Alistair Francis
2021-12-20  4:56 ` [PULL 78/88] target/riscv: rvv-1.0: floating-point reciprocal " Alistair Francis
2021-12-20  4:56 ` [PULL 79/88] target/riscv: rvv-1.0: rename r2_zimm to r2_zimm11 Alistair Francis
2021-12-20  4:56 ` [PULL 80/88] target/riscv: rvv-1.0: add vsetivli instruction Alistair Francis
2021-12-20  4:56 ` [PULL 81/88] target/riscv: rvv-1.0: add evl parameter to vext_ldst_us() Alistair Francis
2021-12-20  4:56 ` [PULL 82/88] target/riscv: rvv-1.0: add vector unit-stride mask load/store insns Alistair Francis
2021-12-20  4:57 ` [PULL 83/88] target/riscv: rvv-1.0: rename vmandnot.mm and vmornot.mm to vmandn.mm and vmorn.mm Alistair Francis
2021-12-20  4:57 ` [PULL 84/88] target/riscv: rvv-1.0: update opivv_vadc_check() comment Alistair Francis
2021-12-20  4:57 ` [PULL 85/88] target/riscv: rvv-1.0: Add ELEN checks for widening and narrowing instructions Alistair Francis
2021-12-20  4:57 ` [PULL 86/88] riscv: Set 5.4 as minimum kernel version for riscv32 Alistair Francis via
2021-12-20  4:57 ` [PULL 87/88] target/riscv: Enable bitmanip Zb[abcs] instructions Alistair Francis
2021-12-20  4:57 ` [PULL 88/88] hw/riscv: Use load address rather than entry point for fw_dynamic next_addr Alistair Francis
2021-12-20 21:19 ` [PULL 00/88] riscv-to-apply queue Richard Henderson

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