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Tue, 09 Apr 2024 09:44:05 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFJ1HSkvs2II1d4f9kGFZY4BDpoNsVxC0VVmHDtHpZZp+Q/VuqwIvO8Ku/JuQGKa/gPCuoXNw== X-Received: by 2002:a7b:ce0a:0:b0:416:bc07:a8a6 with SMTP id m10-20020a7bce0a000000b00416bc07a8a6mr199433wmc.23.1712681045233; Tue, 09 Apr 2024 09:44:05 -0700 (PDT) Received: from avogadro.local ([151.95.152.232]) by smtp.gmail.com with ESMTPSA id v19-20020a05600c471300b004157ff88ad7sm17999812wmo.7.2024.04.09.09.44.04 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Apr 2024 09:44:04 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PATCH for-9.1 14/19] target/i386: move BSWAP to new decoder Date: Tue, 9 Apr 2024 18:43:18 +0200 Message-ID: <20240409164323.776660-15-pbonzini@redhat.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240409164323.776660-1-pbonzini@redhat.com> References: <20240409164323.776660-1-pbonzini@redhat.com> MIME-Version: 1.0 Received-SPF: pass client-ip=170.10.133.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -37 X-Spam_score: -3.8 X-Spam_bar: --- X-Spam_report: (-3.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.701, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Paolo Bonzini Reviewed-by: Richard Henderson --- target/i386/tcg/translate.c | 4 +++- target/i386/tcg/decode-new.c.inc | 9 +++++++++ target/i386/tcg/emit.c.inc | 11 +++++++++++ 3 files changed, 23 insertions(+), 1 deletion(-) diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index f3c437aee88..a1e6e8ec7d9 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -3209,7 +3209,9 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) #ifndef CONFIG_USER_ONLY use_new &= b <= limit; #endif - if (use_new && (b >= 0x138 && b <= 0x19f)) { + if (use_new && + ((b >= 0x138 && b <= 0x19f) || + (b >= 0x1c8 && b <= 0x1cf))) { disas_insn_new(s, cpu, b); return true; } diff --git a/target/i386/tcg/decode-new.c.inc b/target/i386/tcg/decode-new.c.inc index 36eb53515af..2ee949b50e2 100644 --- a/target/i386/tcg/decode-new.c.inc +++ b/target/i386/tcg/decode-new.c.inc @@ -1118,6 +1118,15 @@ static const X86OpEntry opcodes_0F[256] = { [0xc5] = X86_OP_ENTRY3(PEXTRW, G,d, U,dq,I,b, vex5 mmx p_00_66), [0xc6] = X86_OP_ENTRY4(VSHUF, V,x, H,x, W,x, vex4 p_00_66), + [0xc8] = X86_OP_ENTRY1(BSWAP, LoBits,y), + [0xc9] = X86_OP_ENTRY1(BSWAP, LoBits,y), + [0xca] = X86_OP_ENTRY1(BSWAP, LoBits,y), + [0xcb] = X86_OP_ENTRY1(BSWAP, LoBits,y), + [0xcc] = X86_OP_ENTRY1(BSWAP, LoBits,y), + [0xcd] = X86_OP_ENTRY1(BSWAP, LoBits,y), + [0xce] = X86_OP_ENTRY1(BSWAP, LoBits,y), + [0xcf] = X86_OP_ENTRY1(BSWAP, LoBits,y), + [0xd0] = X86_OP_ENTRY3(VADDSUB, V,x, H,x, W,x, vex2 cpuid(SSE3) p_66_f2), [0xd1] = X86_OP_ENTRY3(PSRLW_r, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66), [0xd2] = X86_OP_ENTRY3(PSRLD_r, V,x, H,x, W,x, vex4 mmx avx2_256 p_00_66), diff --git a/target/i386/tcg/emit.c.inc b/target/i386/tcg/emit.c.inc index dc5142be51f..1dc246f8c1e 100644 --- a/target/i386/tcg/emit.c.inc +++ b/target/i386/tcg/emit.c.inc @@ -1299,6 +1299,17 @@ static void gen_BOUND(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) } } +static void gen_BSWAP(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ +#ifdef TARGET_X86_64 + if (s->dflag == MO_64) { + tcg_gen_bswap64_i64(s->T0, s->T0); + return; + } +#endif + tcg_gen_bswap32_tl(s->T0, s->T0, TCG_BSWAP_OZ); +} + static void gen_BZHI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) { MemOp ot = decode->op[0].ot;