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[201.27.97.88]) by smtp.gmail.com with ESMTPSA id r22-20020a056122015600b003744975035asm788662vko.19.2022.07.06.13.10.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Jul 2022 13:10:26 -0700 (PDT) From: Daniel Henrique Barboza To: qemu-devel@nongnu.org Cc: qemu-ppc@nongnu.org, danielhb413@gmail.com, peter.maydell@linaro.org, richard.henderson@linaro.org, Matheus Ferst , =?UTF-8?q?V=C3=ADctor=20Colombo?= Subject: [PULL 18/34] target/ppc: use int128.h methods in vsubcuq Date: Wed, 6 Jul 2022 17:09:30 -0300 Message-Id: <20220706200946.471114-19-danielhb413@gmail.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220706200946.471114-1-danielhb413@gmail.com> References: <20220706200946.471114-1-danielhb413@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::a31; envelope-from=danielhb413@gmail.com; helo=mail-vk1-xa31.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 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, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Matheus Ferst And also move the insn to decodetree and remove the now unused avr_qw_not, avr_qw_cmpu, and avr_qw_add methods. Signed-off-by: Matheus Ferst Reviewed-by: Víctor Colombo Message-Id: <20220606150037.338931-8-matheus.ferst@eldorado.org.br> Signed-off-by: Daniel Henrique Barboza --- target/ppc/helper.h | 2 +- target/ppc/insn32.decode | 1 + target/ppc/int_helper.c | 51 +++-------------------------- target/ppc/translate/vmx-impl.c.inc | 5 +-- target/ppc/translate/vmx-ops.c.inc | 2 +- 5 files changed, 9 insertions(+), 52 deletions(-) diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 04ced6ef70..84a41d85b0 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -211,7 +211,7 @@ DEF_HELPER_FLAGS_3(VADDCUQ, TCG_CALL_NO_RWG, void, avr, avr, avr) DEF_HELPER_FLAGS_3(VSUBUQM, TCG_CALL_NO_RWG, void, avr, avr, avr) DEF_HELPER_FLAGS_4(VSUBECUQ, TCG_CALL_NO_RWG, void, avr, avr, avr, avr) DEF_HELPER_FLAGS_4(VSUBEUQM, TCG_CALL_NO_RWG, void, avr, avr, avr, avr) -DEF_HELPER_FLAGS_3(vsubcuq, TCG_CALL_NO_RWG, void, avr, avr, avr) +DEF_HELPER_FLAGS_3(VSUBCUQ, TCG_CALL_NO_RWG, void, avr, avr, avr) DEF_HELPER_FLAGS_4(vsldoi, TCG_CALL_NO_RWG, void, avr, avr, avr, i32) DEF_HELPER_FLAGS_3(vextractub, TCG_CALL_NO_RWG, void, avr, avr, i32) DEF_HELPER_FLAGS_3(vextractuh, TCG_CALL_NO_RWG, void, avr, avr, i32) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 5e6f3b668e..65a6a42f78 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -556,6 +556,7 @@ VADDUQM 000100 ..... ..... ..... 00100000000 @VX VADDEUQM 000100 ..... ..... ..... ..... 111100 @VA VADDECUQ 000100 ..... ..... ..... ..... 111101 @VA +VSUBCUQ 000100 ..... ..... ..... 10101000000 @VX VSUBUQM 000100 ..... ..... ..... 10100000000 @VX VSUBECUQ 000100 ..... ..... ..... ..... 111111 @VA diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c index a93398fde4..d905f07d02 100644 --- a/target/ppc/int_helper.c +++ b/target/ppc/int_helper.c @@ -2176,38 +2176,6 @@ VGENERIC_DO(popcntd, u64) #undef VGENERIC_DO -#ifndef CONFIG_INT128 - -static inline void avr_qw_not(ppc_avr_t *t, ppc_avr_t a) -{ - t->u64[0] = ~a.u64[0]; - t->u64[1] = ~a.u64[1]; -} - -static int avr_qw_cmpu(ppc_avr_t a, ppc_avr_t b) -{ - if (a.VsrD(0) < b.VsrD(0)) { - return -1; - } else if (a.VsrD(0) > b.VsrD(0)) { - return 1; - } else if (a.VsrD(1) < b.VsrD(1)) { - return -1; - } else if (a.VsrD(1) > b.VsrD(1)) { - return 1; - } else { - return 0; - } -} - -static void avr_qw_add(ppc_avr_t *t, ppc_avr_t a, ppc_avr_t b) -{ - t->VsrD(1) = a.VsrD(1) + b.VsrD(1); - t->VsrD(0) = a.VsrD(0) + b.VsrD(0) + - (~a.VsrD(1) < b.VsrD(1)); -} - -#endif - void helper_VADDUQM(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) { r->s128 = int128_add(a->s128, b->s128); @@ -2250,22 +2218,13 @@ void helper_VSUBEUQM(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) int128_make64(int128_getlo(c->s128) & 1)); } -void helper_vsubcuq(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +void helper_VSUBCUQ(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) { -#ifdef CONFIG_INT128 - r->u128 = (~a->u128 < ~b->u128) || - (a->u128 + ~b->u128 == (__uint128_t)-1); -#else - int carry = (avr_qw_cmpu(*a, *b) > 0); - if (!carry) { - ppc_avr_t tmp; - avr_qw_not(&tmp, *b); - avr_qw_add(&tmp, *a, tmp); - carry = ((tmp.VsrSD(0) == -1ull) && (tmp.VsrSD(1) == -1ull)); - } + Int128 tmp = int128_not(b->s128); + + r->VsrD(1) = int128_ult(int128_not(a->s128), tmp) || + int128_eq(int128_add(a->s128, tmp), int128_makes64(-1)); r->VsrD(0) = 0; - r->VsrD(1) = carry; -#endif } void helper_VSUBECUQ(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx-impl.c.inc index 671992f7d1..e644ad3236 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -1234,7 +1234,6 @@ GEN_VXFORM_SAT(vsubuws, MO_32, sub, ussub, 0, 26); GEN_VXFORM_SAT(vsubsbs, MO_8, sub, sssub, 0, 28); GEN_VXFORM_SAT(vsubshs, MO_16, sub, sssub, 0, 29); GEN_VXFORM_SAT(vsubsws, MO_32, sub, sssub, 0, 30); -GEN_VXFORM(vsubcuq, 0, 21); GEN_VXFORM_TRANS(vsl, 2, 7); GEN_VXFORM_TRANS(vsr, 2, 11); GEN_VXFORM_ENV(vpkuhum, 7, 0); @@ -2856,9 +2855,6 @@ GEN_VXFORM_DUAL(vsubuwm, PPC_ALTIVEC, PPC_NONE, \ bcdus, PPC_NONE, PPC2_ISA300) GEN_VXFORM_DUAL(vsubsbs, PPC_ALTIVEC, PPC_NONE, \ bcdtrunc, PPC_NONE, PPC2_ISA300) -GEN_VXFORM_DUAL(vsubcuq, PPC2_ALTIVEC_207, PPC_NONE, \ - bcdutrunc, PPC_NONE, PPC2_ISA300) - static void gen_vsbox(DisasContext *ctx) { @@ -3098,6 +3094,7 @@ TRANS_FLAGS2(ALTIVEC_207, VADDUQM, do_vx_helper, gen_helper_VADDUQM) TRANS_FLAGS2(ALTIVEC_207, VPMSUMD, do_vx_helper, gen_helper_VPMSUMD) +TRANS_FLAGS2(ALTIVEC_207, VSUBCUQ, do_vx_helper, gen_helper_VSUBCUQ) TRANS_FLAGS2(ALTIVEC_207, VSUBUQM, do_vx_helper, gen_helper_VSUBUQM) static bool do_vx_vmuleo(DisasContext *ctx, arg_VX *a, bool even, diff --git a/target/ppc/translate/vmx-ops.c.inc b/target/ppc/translate/vmx-ops.c.inc index 9395806f3d..a3a0fd0650 100644 --- a/target/ppc/translate/vmx-ops.c.inc +++ b/target/ppc/translate/vmx-ops.c.inc @@ -127,7 +127,7 @@ GEN_VXFORM_DUAL(vsubsbs, bcdtrunc, 0, 28, PPC_ALTIVEC, PPC2_ISA300), GEN_VXFORM(vsubshs, 0, 29), GEN_VXFORM_DUAL(vsubsws, xpnd04_2, 0, 30, PPC_ALTIVEC, PPC_NONE), GEN_VXFORM_300(bcdtrunc, 0, 20), -GEN_VXFORM_DUAL(vsubcuq, bcdutrunc, 0, 21, PPC2_ALTIVEC_207, PPC2_ISA300), +GEN_VXFORM_300(bcdutrunc, 0, 21), GEN_VXFORM(vsl, 2, 7), GEN_VXFORM(vsr, 2, 11), GEN_VXFORM(vpkuhum, 7, 0), -- 2.36.1