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([149.14.240.163]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-41f88111033sm272134645e9.34.2024.05.15.07.59.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 May 2024 07:59:03 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH 4/5] tcg/arm: Support TCG_TARGET_HAS_tst_vec Date: Wed, 15 May 2024 16:58:59 +0200 Message-Id: <20240515145900.252870-5-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240515145900.252870-1-richard.henderson@linaro.org> References: <20240515145900.252870-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::32f; envelope-from=richard.henderson@linaro.org; helo=mail-wm1-x32f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Signed-off-by: Richard Henderson --- tcg/arm/tcg-target.h | 2 +- tcg/arm/tcg-target.c.inc | 23 ++++++++++++++++++++--- 2 files changed, 21 insertions(+), 4 deletions(-) diff --git a/tcg/arm/tcg-target.h b/tcg/arm/tcg-target.h index 434a892e07..fb7261499b 100644 --- a/tcg/arm/tcg-target.h +++ b/tcg/arm/tcg-target.h @@ -150,7 +150,7 @@ extern bool use_neon_instructions; #define TCG_TARGET_HAS_minmax_vec 1 #define TCG_TARGET_HAS_bitsel_vec 1 #define TCG_TARGET_HAS_cmpsel_vec 0 -#define TCG_TARGET_HAS_tst_vec 0 +#define TCG_TARGET_HAS_tst_vec 1 #define TCG_TARGET_DEFAULT_MO (0) #define TCG_TARGET_NEED_LDST_LABELS diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index 6a04c73c76..3de5f50b62 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -2740,17 +2740,33 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, case INDEX_op_cmp_vec: { TCGCond cond = args[3]; + ARMInsn insn; - if (cond == TCG_COND_NE) { + switch (cond) { + case TCG_COND_NE: if (const_args[2]) { tcg_out_vreg3(s, INSN_VTST, q, vece, a0, a1, a1); } else { tcg_out_vreg3(s, INSN_VCEQ, q, vece, a0, a1, a2); tcg_out_vreg2(s, INSN_VMVN, q, 0, a0, a0); } - } else { - ARMInsn insn; + break; + case TCG_COND_TSTNE: + case TCG_COND_TSTEQ: + if (const_args[2]) { + /* (x & 0) == 0 */ + tcg_out_dupi_vec(s, type, MO_8, a0, + -(cond == TCG_COND_TSTEQ)); + break; + } + tcg_out_vreg3(s, INSN_VTST, q, vece, a0, a1, a2); + if (cond == TCG_COND_TSTEQ) { + tcg_out_vreg2(s, INSN_VMVN, q, 0, a0, a0); + } + break; + + default: if (const_args[2]) { insn = vec_cmp0_insn[cond]; if (insn) { @@ -2769,6 +2785,7 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, tcg_debug_assert(insn != 0); } tcg_out_vreg3(s, insn, q, vece, a0, a1, a2); + break; } } return;