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([71.212.149.95]) by smtp.gmail.com with ESMTPSA id h9-20020a170902f7c900b001b8a3e2c241sm3600096plw.14.2023.10.28.12.45.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 28 Oct 2023 12:45:43 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: philmd@linaro.org, pbonzini@redhat.com Subject: [PATCH v2 22/35] tcg/sparc64: Support TCG_COND_TST{EQ,NE} Date: Sat, 28 Oct 2023 12:45:09 -0700 Message-Id: <20231028194522.245170-23-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231028194522.245170-1-richard.henderson@linaro.org> References: <20231028194522.245170-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::12b; envelope-from=richard.henderson@linaro.org; helo=mail-il1-x12b.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=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: Richard Henderson Reviewed-by: Philippe Mathieu-Daudé --- tcg/sparc64/tcg-target.c.inc | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/tcg/sparc64/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc index 10fb8a1a0d..176c98740b 100644 --- a/tcg/sparc64/tcg-target.c.inc +++ b/tcg/sparc64/tcg-target.c.inc @@ -607,9 +607,11 @@ static void tcg_out_div32(TCGContext *s, TCGReg rd, TCGReg rs1, uns ? ARITH_UDIV : ARITH_SDIV); } -static const uint8_t tcg_cond_to_bcond[] = { +static const uint8_t tcg_cond_to_bcond[16] = { [TCG_COND_EQ] = COND_E, [TCG_COND_NE] = COND_NE, + [TCG_COND_TSTEQ] = COND_E, + [TCG_COND_TSTNE] = COND_NE, [TCG_COND_LT] = COND_L, [TCG_COND_GE] = COND_GE, [TCG_COND_LE] = COND_LE, @@ -649,7 +651,8 @@ static void tcg_out_bpcc(TCGContext *s, int scond, int flags, TCGLabel *l) static void tcg_out_cmp(TCGContext *s, TCGCond cond, TCGReg c1, int32_t c2, int c2const) { - tcg_out_arithc(s, TCG_REG_G0, c1, c2, c2const, ARITH_SUBCC); + tcg_out_arithc(s, TCG_REG_G0, c1, c2, c2const, + is_tst_cond(cond) ? ARITH_ANDCC : ARITH_SUBCC); } static void tcg_out_brcond_i32(TCGContext *s, TCGCond cond, TCGReg arg1, @@ -744,6 +747,15 @@ static void tcg_out_setcond_i32(TCGContext *s, TCGCond cond, TCGReg ret, cond = (cond == TCG_COND_EQ ? TCG_COND_GEU : TCG_COND_LTU); break; + case TCG_COND_TSTEQ: + case TCG_COND_TSTNE: + /* Transform to inequality vs zero. */ + tcg_out_arithc(s, TCG_REG_T1, c1, c2, c2const, ARITH_AND); + c1 = TCG_REG_G0; + c2 = TCG_REG_T1, c2const = 0; + cond = (cond == TCG_COND_TSTEQ ? TCG_COND_GEU : TCG_COND_LTU); + break; + case TCG_COND_GTU: case TCG_COND_LEU: /* If we don't need to load a constant into a register, we can