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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: mark.cave-ayland@ilande.co.uk, atar4qemu@gmail.com
Subject: [PATCH 48/85] target/sparc: Move PREFETCH, PREFETCHA to decodetree
Date: Fri, 13 Oct 2023 14:28:09 -0700	[thread overview]
Message-ID: <20231013212846.165724-49-richard.henderson@linaro.org> (raw)
In-Reply-To: <20231013212846.165724-1-richard.henderson@linaro.org>

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/sparc/insns.decode |  8 ++++++--
 target/sparc/translate.c  | 14 ++++++++++----
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode
index 1a641248ce..c032b81c16 100644
--- a/target/sparc/insns.decode
+++ b/target/sparc/insns.decode
@@ -225,6 +225,9 @@ RESTORE     10 ..... 111101 ..... . .............          @r_r_ri
 DONE        10 00000 111110 00000 0 0000000000000
 RETRY       10 00001 111110 00000 0 0000000000000
 
+NCP         10 ----- 110110 ----- --------- -----          # v8 CPop1
+NCP         10 ----- 110111 ----- --------- -----          # v8 CPop2
+
 ##
 ## Major Opcode 11 -- load and store instructions
 ##
@@ -293,8 +296,9 @@ CASA        11 ..... 111100 ..... . .............          @casa_imm
 CASXA       11 ..... 111110 ..... . .............          @r_r_r_asi
 CASXA       11 ..... 111110 ..... . .............          @casa_imm
 
-NCP         10 ----- 110110 ----- --------- -----          # v8 CPop1
-NCP         10 ----- 110111 ----- --------- -----          # v8 CPop2
+NOP_v9      11 ----- 101101 ----- 0 00000000 -----         # PREFETCH
+NOP_v9      11 ----- 101101 ----- 1 -------------          # PREFETCH
+NOP_v9      11 ----- 111101 ----- - -------------          # PREFETCHA
 
 NCP         11 ----- 110000 ----- --------- -----          # v8 LDC
 NCP         11 ----- 110001 ----- --------- -----          # v8 LDCSR
diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index beb42b9fb7..02030bd99b 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -4055,6 +4055,14 @@ static bool trans_NOP_v7(DisasContext *dc, arg_NOP_v7 *a)
     return false;
 }
 
+static bool trans_NOP_v9(DisasContext *dc, arg_NOP_v9 *a)
+{
+    if (avail_64(dc)) {
+        return advance_pc(dc);
+    }
+    return false;
+}
+
 static bool do_cc_arith(DisasContext *dc, arg_r_r_ri *a, int cc_op,
                         void (*func)(TCGv, TCGv, TCGv),
                         void (*funci)(TCGv, TCGv, target_long))
@@ -5468,10 +5476,10 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn)
                 case 0x0b:      /* V9 ldx */
                 case 0x18:      /* V9 ldswa */
                 case 0x1b:      /* V9 ldxa */
+                case 0x2d:      /* V9 prefetch */
+                case 0x3d:      /* V9 prefetcha */
                     goto illegal_insn;  /* in decodetree */
 #ifdef TARGET_SPARC64
-                case 0x2d: /* V9 prefetch, no effect */
-                    goto skip_move;
                 case 0x30: /* V9 ldfa */
                     if (gen_trap_ifnofpu(dc)) {
                         goto jmp_insn;
@@ -5486,8 +5494,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn)
                     gen_ldf_asi(dc, cpu_addr, insn, 8, DFPREG(rd));
                     gen_update_fprs_dirty(dc, DFPREG(rd));
                     goto skip_move;
-                case 0x3d: /* V9 prefetcha, no effect */
-                    goto skip_move;
                 case 0x32: /* V9 ldqfa */
                     CHECK_FPU_FEATURE(dc, FLOAT128);
                     if (gen_trap_ifnofpu(dc)) {
-- 
2.34.1



  parent reply	other threads:[~2023-10-13 21:40 UTC|newest]

Thread overview: 95+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-13 21:27 [PATCH 00/85] target/sparc: Convert to decodetree Richard Henderson
2023-10-13 21:27 ` [PATCH 01/85] target/sparc: Set TCG_GUEST_DEFAULT_MO Richard Henderson
2023-10-16  6:46   ` Philippe Mathieu-Daudé
2023-10-13 21:27 ` [PATCH 02/85] configs: Enable MTTCG for sparc, sparc64 Richard Henderson
2023-10-13 21:27 ` [PATCH 03/85] target/sparc: Remove always-set cpu features Richard Henderson
2023-10-15 16:53   ` Richard Henderson
2023-10-13 21:27 ` [PATCH 04/85] target/sparc: Add decodetree infrastructure Richard Henderson
2023-10-13 21:27 ` [PATCH 05/85] target/sparc: Define AM_CHECK for sparc32 Richard Henderson
2023-10-13 21:27 ` [PATCH 06/85] target/sparc: Move CALL to decodetree Richard Henderson
2023-10-13 21:27 ` [PATCH 07/85] target/sparc: Move BPcc and Bicc " Richard Henderson
2023-10-13 21:27 ` [PATCH 08/85] target/sparc: Move BPr " Richard Henderson
2023-10-13 21:27 ` [PATCH 09/85] target/sparc: Move FBPfcc and FBfcc " Richard Henderson
2025-01-26  9:38   ` Artyom Tarasenko
2025-01-26 12:25     ` Richard Henderson
2023-10-13 21:27 ` [PATCH 10/85] target/sparc: Merge gen_cond with only caller Richard Henderson
2023-10-16  6:52   ` Philippe Mathieu-Daudé
2023-10-13 21:27 ` [PATCH 11/85] target/sparc: Merge gen_fcond " Richard Henderson
2023-10-16  6:52   ` Philippe Mathieu-Daudé
2023-10-13 21:27 ` [PATCH 12/85] target/sparc: Merge gen_branch_[an] " Richard Henderson
2023-10-13 21:27 ` [PATCH 13/85] target/sparc: Pass DisasCompare to advance_jump_cond Richard Henderson
2023-10-13 21:27 ` [PATCH 14/85] target/sparc: Move SETHI to decodetree Richard Henderson
2023-10-13 21:27 ` [PATCH 15/85] target/sparc: Move Tcc " Richard Henderson
2023-10-13 21:27 ` [PATCH 16/85] target/sparc: Move RDASR, STBAR, MEMBAR " Richard Henderson
2023-10-13 21:27 ` [PATCH 17/85] target/sparc: Move RDPSR, RDHPR " Richard Henderson
2023-10-13 21:27 ` [PATCH 18/85] target/sparc: Move RDWIM, RDPR " Richard Henderson
2023-10-13 21:27 ` [PATCH 19/85] target/sparc: Move RDTBR, FLUSHW " Richard Henderson
2023-10-13 21:27 ` [PATCH 20/85] target/sparc: Move WRASR " Richard Henderson
2023-10-13 21:27 ` [PATCH 21/85] target/sparc: Move WRPSR, SAVED, RESTORED " Richard Henderson
2023-10-13 21:27 ` [PATCH 22/85] target/sparc: Move WRWIM, WRPR " Richard Henderson
2023-10-13 21:27 ` [PATCH 23/85] target/sparc: Move WRTBR, WRHPR " Richard Henderson
2023-10-13 21:27 ` [PATCH 24/85] target/sparc: Move basic arithmetic " Richard Henderson
2023-10-13 21:27 ` [PATCH 25/85] target/sparc: Move ADDC " Richard Henderson
2023-10-13 21:27 ` [PATCH 26/85] target/sparc: Move MULX " Richard Henderson
2023-10-13 21:27 ` [PATCH 27/85] target/sparc: Move UMUL, SMUL " Richard Henderson
2023-10-13 21:27 ` [PATCH 28/85] target/sparc: Move SUBC " Richard Henderson
2023-10-13 21:27 ` [PATCH 29/85] target/sparc: Move UDIVX, SDIVX " Richard Henderson
2023-10-13 21:27 ` [PATCH 30/85] target/sparc: Move UDIV, SDIV " Richard Henderson
2023-10-13 21:27 ` [PATCH 31/85] target/sparc: Move TADD, TSUB, MULS " Richard Henderson
2023-10-13 21:27 ` [PATCH 32/85] target/sparc: Move SLL, SRL, SRA " Richard Henderson
2023-10-13 21:27 ` [PATCH 33/85] target/sparc: Move MOVcc, MOVR " Richard Henderson
2023-10-13 21:27 ` [PATCH 34/85] target/sparc: Move POPC " Richard Henderson
2023-10-13 21:27 ` [PATCH 35/85] target/sparc: Convert remaining v8 coproc insns " Richard Henderson
2023-10-13 21:27 ` [PATCH 36/85] target/sparc: Move JMPL, RETT, RETURN " Richard Henderson
2023-10-13 21:27 ` [PATCH 37/85] target/sparc: Move FLUSH, SAVE, RESTORE " Richard Henderson
2023-10-13 21:27 ` [PATCH 38/85] target/sparc: Move DONE, RETRY " Richard Henderson
2023-10-13 21:28 ` [PATCH 39/85] target/sparc: Split out resolve_asi Richard Henderson
2023-10-13 21:28 ` [PATCH 40/85] target/sparc: Drop ifdef around get_asi and friends Richard Henderson
2023-10-13 21:28 ` [PATCH 41/85] target/sparc: Split out ldst functions with asi pre-computed Richard Henderson
2023-10-13 21:28 ` [PATCH 42/85] target/sparc: Use tcg_gen_qemu_{ld, st}_i128 for GET_ASI_DTWINX Richard Henderson
2023-10-13 21:28 ` [PATCH 43/85] target/sparc: Move simple integer load/store to decodetree Richard Henderson
2023-10-13 21:28 ` [PATCH 44/85] target/sparc: Move asi " Richard Henderson
2023-10-13 21:28 ` [PATCH 45/85] target/sparc: Move LDSTUB, LDSTUBA " Richard Henderson
2023-10-13 21:28 ` [PATCH 46/85] target/sparc: Move SWAP, SWAPA " Richard Henderson
2023-10-13 21:28 ` [PATCH 47/85] target/sparc: Move CASA, CASXA " Richard Henderson
2023-10-13 21:28 ` Richard Henderson [this message]
2023-10-13 21:28 ` [PATCH 49/85] target/sparc: Split out fp ldst functions with asi precomputed Richard Henderson
2023-10-13 21:28 ` [PATCH 50/85] target/sparc: Move simple fp load/store to decodetree Richard Henderson
2023-10-13 21:28 ` [PATCH 51/85] target/sparc: Move asi " Richard Henderson
2023-10-13 21:28 ` [PATCH 52/85] target/sparc: Move LDFSR, STFSR " Richard Henderson
2023-10-13 21:28 ` [PATCH 53/85] target/sparc: Merge LDFSR, LDXFSR implementations Richard Henderson
2023-10-13 21:28 ` [PATCH 54/85] target/sparc: Move EDGE* to decodetree Richard Henderson
2023-10-13 21:28 ` [PATCH 55/85] target/sparc: Move ARRAY* " Richard Henderson
2023-10-13 21:28 ` [PATCH 56/85] target/sparc: Move ADDRALIGN* " Richard Henderson
2023-10-13 21:28 ` [PATCH 57/85] target/sparc: Move BMASK " Richard Henderson
2023-10-13 21:28 ` [PATCH 58/85] target/sparc: Move FMOVS, FNEGS, FABSS, FSRC*S, FNOT*S " Richard Henderson
2023-10-13 21:28 ` [PATCH 59/85] target/sparc: Move FMOVD, FNEGD, FABSD, FSRC*D, FNOT*D " Richard Henderson
2023-10-13 21:28 ` [PATCH 60/85] target/sparc: Use tcg_gen_vec_{add,sub}* Richard Henderson
2023-10-13 21:28 ` [PATCH 61/85] target/sparc: Move gen_ne_fop_FFF insns to decodetree Richard Henderson
2023-10-13 21:28 ` [PATCH 62/85] target/sparc: Move gen_ne_fop_DDD " Richard Henderson
2023-10-13 21:28 ` [PATCH 63/85] target/sparc: Move PDIST " Richard Henderson
2023-10-13 21:28 ` [PATCH 64/85] target/sparc: Move gen_gsr_fop_DDD insns " Richard Henderson
2023-10-13 21:28 ` [PATCH 65/85] target/sparc: Move gen_fop_FF " Richard Henderson
2023-10-13 21:28 ` [PATCH 66/85] target/sparc: Move gen_fop_DD " Richard Henderson
2023-10-13 21:28 ` [PATCH 67/85] target/sparc: Move FSQRTq " Richard Henderson
2023-10-13 21:28 ` [PATCH 68/85] target/sparc: Move gen_fop_FFF insns " Richard Henderson
2023-10-13 21:28 ` [PATCH 69/85] target/sparc: Move gen_fop_DDD " Richard Henderson
2023-10-13 21:28 ` [PATCH 70/85] target/sparc: Move gen_fop_QQQ " Richard Henderson
2023-10-13 21:28 ` [PATCH 71/85] target/sparc: Move FSMULD " Richard Henderson
2023-10-13 21:28 ` [PATCH 72/85] target/sparc: Move FDMULQ " Richard Henderson
2023-10-13 21:28 ` [PATCH 73/85] target/sparc: Move gen_fop_FD insns " Richard Henderson
2023-10-13 21:28 ` [PATCH 74/85] target/sparc: Move FiTOd, FsTOd, FsTOx " Richard Henderson
2023-10-13 21:28 ` [PATCH 75/85] target/sparc: Move FqTOs, FqTOi " Richard Henderson
2023-10-13 21:28 ` [PATCH 76/85] target/sparc: Move FqTOd, FqTOx " Richard Henderson
2023-10-13 21:28 ` [PATCH 77/85] target/sparc: Move FiTOq, FsTOq " Richard Henderson
2023-10-13 21:28 ` [PATCH 78/85] target/sparc: Move FdTOq, FxTOq " Richard Henderson
2023-10-13 21:28 ` [PATCH 79/85] target/sparc: Move FMOVq, FNEGq, FABSq " Richard Henderson
2023-10-13 21:28 ` [PATCH 80/85] target/sparc: Move FMOVR, FMOVcc, FMOVfcc " Richard Henderson
2023-10-13 21:28 ` [PATCH 81/85] target/sparc: Convert FCMP, FCMPE " Richard Henderson
2023-10-13 21:28 ` [PATCH 82/85] target/sparc: Move FPCMP* " Richard Henderson
2023-10-13 21:28 ` [PATCH 83/85] target/sparc: Move FPACK16, FPACKFIX " Richard Henderson
2023-10-13 21:28 ` [PATCH 84/85] target/sparc: Convert FZERO, FONE " Richard Henderson
2023-10-13 21:28 ` [PATCH 85/85] target/sparc: Remove disas_sparc_legacy Richard Henderson
2023-10-14  6:32 ` [PATCH 00/85] target/sparc: Convert to decodetree Mark Cave-Ayland
2023-10-15 20:12 ` Mark Cave-Ayland
2023-10-15 22:38   ` Richard Henderson

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