[v3,12/33] target/arm: Convert SQSHL and UQSHL (register) to gvec

Message ID	20240528203044.612851-13-richard.henderson@linaro.org (mailing list archive)
State	New, archived
Headers	show Return-Path: <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org> From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH v3 12/33] target/arm: Convert SQSHL and UQSHL (register) to gvec Date: Tue, 28 May 2024 13:30:23 -0700 Message-Id: <20240528203044.612851-13-richard.henderson@linaro.org> In-Reply-To: <20240528203044.612851-1-richard.henderson@linaro.org> References: <20240528203044.612851-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::42c; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42c.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action Precedence: list Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org
Series	target/arm: Convert a64 advsimd to decodetree (part 1b) \| expand [v3,00/33] target/arm: Convert a64 advsimd to decodetree (part 1b) [v3,01/33] target/arm: Diagnose UNPREDICTABLE operands to PLD, PLDW, PLI [v3,02/33] target/arm: Improve vector UQADD, UQSUB, SQADD, SQSUB [v3,03/33] target/arm: Assert oprsz in range when using vfp.qc [v3,04/33] target/arm: Convert SUQADD and USQADD to gvec [v3,05/33] target/arm: Inline scalar SUQADD and USQADD [v3,06/33] target/arm: Inline scalar SQADD, UQADD, SQSUB, UQSUB [v3,07/33] target/arm: Convert SQADD, SQSUB, UQADD, UQSUB to decodetree [v3,08/33] target/arm: Convert SUQADD, USQADD to decodetree [v3,09/33] target/arm: Convert SSHL, USHL to decodetree [v3,10/33] target/arm: Convert SRSHL and URSHL (register) to gvec [v3,11/33] target/arm: Convert SRSHL, URSHL to decodetree [v3,12/33] target/arm: Convert SQSHL and UQSHL (register) to gvec [v3,13/33] target/arm: Convert SQSHL, UQSHL to decodetree [v3,14/33] target/arm: Convert SQRSHL and UQRSHL (register) to gvec [v3,15/33] target/arm: Convert SQRSHL, UQRSHL to decodetree [v3,16/33] target/arm: Convert ADD, SUB (vector) to decodetree [v3,17/33] target/arm: Convert CMGT, CMHI, CMGE, CMHS, CMTST, CMEQ to decodetree [v3,18/33] target/arm: Use TCG_COND_TSTNE in gen_cmtst_{i32, i64} [v3,19/33] target/arm: Use TCG_COND_TSTNE in gen_cmtst_vec [v3,20/33] target/arm: Convert SHADD, UHADD to gvec [v3,21/33] target/arm: Convert SHADD, UHADD to decodetree [v3,22/33] target/arm: Convert SHSUB, UHSUB to gvec [v3,23/33] target/arm: Convert SHSUB, UHSUB to decodetree [v3,24/33] target/arm: Convert SRHADD, URHADD to gvec [v3,25/33] target/arm: Convert SRHADD, URHADD to decodetree [v3,26/33] target/arm: Convert SMAX, SMIN, UMAX, UMIN to decodetree [v3,27/33] target/arm: Convert SABA, SABD, UABA, UABD to decodetree [v3,28/33] target/arm: Convert MUL, PMUL to decodetree [v3,29/33] target/arm: Convert MLA, MLS to decodetree [v3,30/33] target/arm: Tidy SQDMULH, SQRDMULH (vector) [v3,31/33] target/arm: Convert SQDMULH, SQRDMULH to decodetree [v3,32/33] target/arm: Convert FMADD, FMSUB, FNMADD, FNMSUB to decodetree [v3,33/33] target/arm: Convert FCSEL to decodetree

diff --git a/target/arm/helper.h b/target/arm/helper.h index 25eb7bf5df..f345087ddb 100644 --- a/target/arm/helper.h +++ b/target/arm/helper.h @@ -326,6 +326,14 @@ DEF_HELPER_3(neon_qrshl_u32, i32, env, i32, i32) DEF_HELPER_3(neon_qrshl_s32, i32, env, i32, i32) DEF_HELPER_3(neon_qrshl_u64, i64, env, i64, i64) DEF_HELPER_3(neon_qrshl_s64, i64, env, i64, i64) +DEF_HELPER_FLAGS_5(neon_sqshl_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(neon_sqshl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(neon_sqshl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(neon_sqshl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(neon_uqshl_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(neon_uqshl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(neon_uqshl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(neon_uqshl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_srshl_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_srshl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) diff --git a/target/arm/tcg/translate.h b/target/arm/tcg/translate.h index ea63ffc47b..6c6d4d49e7 100644 --- a/target/arm/tcg/translate.h +++ b/target/arm/tcg/translate.h @@ -463,6 +463,10 @@ void gen_gvec_srshl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz); void gen_gvec_urshl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz); +void gen_neon_sqshl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz); +void gen_neon_uqshl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz); void gen_cmtst_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b); void gen_ushl_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b); diff --git a/target/arm/tcg/neon-dp.decode b/target/arm/tcg/neon-dp.decode index 8525c65c0d..6d4996b8d8 100644 --- a/target/arm/tcg/neon-dp.decode +++ b/target/arm/tcg/neon-dp.decode @@ -109,14 +109,8 @@ VSHL_U_3s 1111 001 1 0 . .. .... .... 0100 . . . 0 .... @3same_rev @3same_64_rev .... ... . . . 11 .... .... .... . q:1 . . .... \ &3same vm=%vn_dp vn=%vm_dp vd=%vd_dp size=3 -{ - VQSHL_S64_3s 1111 001 0 0 . .. .... .... 0100 . . . 1 .... @3same_64_rev - VQSHL_S_3s 1111 001 0 0 . .. .... .... 0100 . . . 1 .... @3same_rev -} -{ - VQSHL_U64_3s 1111 001 1 0 . .. .... .... 0100 . . . 1 .... @3same_64_rev - VQSHL_U_3s 1111 001 1 0 . .. .... .... 0100 . . . 1 .... @3same_rev -} +VQSHL_S_3s 1111 001 0 0 . .. .... .... 0100 . . . 1 .... @3same_rev +VQSHL_U_3s 1111 001 1 0 . .. .... .... 0100 . . . 1 .... @3same_rev VRSHL_S_3s 1111 001 0 0 . .. .... .... 0101 . . . 0 .... @3same_rev VRSHL_U_3s 1111 001 1 0 . .. .... .... 0101 . . . 0 .... @3same_rev { diff --git a/target/arm/tcg/gengvec.c b/target/arm/tcg/gengvec.c index 216a9f81e3..63c3ec2e73 100644 --- a/target/arm/tcg/gengvec.c +++ b/target/arm/tcg/gengvec.c @@ -1240,6 +1240,30 @@ void gen_gvec_urshl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, tcg_gen_gvec_3_ool(rd_ofs, rn_ofs, rm_ofs, opr_sz, max_sz, 0, fns[vece]); } +void gen_neon_sqshl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz) +{ + static gen_helper_gvec_3_ptr * const fns[] = { + gen_helper_neon_sqshl_b, gen_helper_neon_sqshl_h, + gen_helper_neon_sqshl_s, gen_helper_neon_sqshl_d, + }; + tcg_debug_assert(vece <= MO_64); + tcg_gen_gvec_3_ptr(rd_ofs, rn_ofs, rm_ofs, tcg_env, + opr_sz, max_sz, 0, fns[vece]); +} + +void gen_neon_uqshl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz) +{ + static gen_helper_gvec_3_ptr * const fns[] = { + gen_helper_neon_uqshl_b, gen_helper_neon_uqshl_h, + gen_helper_neon_uqshl_s, gen_helper_neon_uqshl_d, + }; + tcg_debug_assert(vece <= MO_64); + tcg_gen_gvec_3_ptr(rd_ofs, rn_ofs, rm_ofs, tcg_env, + opr_sz, max_sz, 0, fns[vece]); +} + void gen_uqadd_bhs(TCGv_i64 res, TCGv_i64 qc, TCGv_i64 a, TCGv_i64 b, MemOp esz) { uint64_t max = MAKE_64BIT_MASK(0, 8 << esz); diff --git a/target/arm/tcg/neon_helper.c b/target/arm/tcg/neon_helper.c index 516ecc1dcb..88301f0dcb 100644 --- a/target/arm/tcg/neon_helper.c +++ b/target/arm/tcg/neon_helper.c @@ -129,6 +129,18 @@ void HELPER(name)(void *vd, void *vn, void *vm, uint32_t desc) \ clear_tail(d, opr_sz, simd_maxsz(desc)); \ } +#define NEON_GVEC_VOP2_ENV(name, vtype) \ +void HELPER(name)(void *vd, void *vn, void *vm, void *venv, uint32_t desc) \ +{ \ + intptr_t i, opr_sz = simd_oprsz(desc); \ + vtype *d = vd, *n = vn, *m = vm; \ + CPUARMState *env = venv; \ + for (i = 0; i < opr_sz / sizeof(vtype); i++) { \ + NEON_FN(d[i], n[i], m[i]); \ + } \ + clear_tail(d, opr_sz, simd_maxsz(desc)); \ +} + /* Pairwise operations. */ /* For 32-bit elements each segment only contains a single element, so the elementwise and pairwise operations are the same. */ @@ -339,11 +351,23 @@ uint64_t HELPER(neon_rshl_u64)(uint64_t val, uint64_t shift) #define NEON_FN(dest, src1, src2) \ (dest = do_uqrshl_bhs(src1, (int8_t)src2, 8, false, env->vfp.qc)) NEON_VOP_ENV(qshl_u8, neon_u8, 4) +NEON_GVEC_VOP2_ENV(neon_uqshl_b, uint8_t) #undef NEON_FN #define NEON_FN(dest, src1, src2) \ (dest = do_uqrshl_bhs(src1, (int8_t)src2, 16, false, env->vfp.qc)) NEON_VOP_ENV(qshl_u16, neon_u16, 2) +NEON_GVEC_VOP2_ENV(neon_uqshl_h, uint16_t) +#undef NEON_FN + +#define NEON_FN(dest, src1, src2) \ + (dest = do_uqrshl_bhs(src1, (int8_t)src2, 32, false, env->vfp.qc)) +NEON_GVEC_VOP2_ENV(neon_uqshl_s, uint32_t) +#undef NEON_FN + +#define NEON_FN(dest, src1, src2) \ + (dest = do_uqrshl_d(src1, (int8_t)src2, false, env->vfp.qc)) +NEON_GVEC_VOP2_ENV(neon_uqshl_d, uint64_t) #undef NEON_FN uint32_t HELPER(neon_qshl_u32)(CPUARMState *env, uint32_t val, uint32_t shift) @@ -359,11 +383,23 @@ uint64_t HELPER(neon_qshl_u64)(CPUARMState *env, uint64_t val, uint64_t shift) #define NEON_FN(dest, src1, src2) \ (dest = do_sqrshl_bhs(src1, (int8_t)src2, 8, false, env->vfp.qc)) NEON_VOP_ENV(qshl_s8, neon_s8, 4) +NEON_GVEC_VOP2_ENV(neon_sqshl_b, int8_t) #undef NEON_FN #define NEON_FN(dest, src1, src2) \ (dest = do_sqrshl_bhs(src1, (int8_t)src2, 16, false, env->vfp.qc)) NEON_VOP_ENV(qshl_s16, neon_s16, 2) +NEON_GVEC_VOP2_ENV(neon_sqshl_h, int16_t) +#undef NEON_FN + +#define NEON_FN(dest, src1, src2) \ + (dest = do_sqrshl_bhs(src1, (int8_t)src2, 32, false, env->vfp.qc)) +NEON_GVEC_VOP2_ENV(neon_sqshl_s, int32_t) +#undef NEON_FN + +#define NEON_FN(dest, src1, src2) \ + (dest = do_sqrshl_d(src1, (int8_t)src2, false, env->vfp.qc)) +NEON_GVEC_VOP2_ENV(neon_sqshl_d, int64_t) #undef NEON_FN uint32_t HELPER(neon_qshl_s32)(CPUARMState *env, uint32_t val, uint32_t shift) diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c index c751da78ef..c88702dad6 100644 --- a/target/arm/tcg/translate-a64.c +++ b/target/arm/tcg/translate-a64.c @@ -10937,6 +10937,13 @@ static void disas_simd_3same_int(DisasContext *s, uint32_t insn) } switch (opcode) { + case 0x09: /* SQSHL, UQSHL */ + if (u) { + gen_gvec_fn3(s, is_q, rd, rn, rm, gen_neon_uqshl, size); + } else { + gen_gvec_fn3(s, is_q, rd, rn, rm, gen_neon_sqshl, size); + } + return; case 0x0c: /* SMAX, UMAX */ if (u) { gen_gvec_fn3(s, is_q, rd, rn, rm, tcg_gen_gvec_umax, size); @@ -11072,16 +11079,6 @@ static void disas_simd_3same_int(DisasContext *s, uint32_t insn) genfn = fns[size][u]; break; } - case 0x9: /* SQSHL, UQSHL */ - { - static NeonGenTwoOpEnvFn * const fns[3][2] = { - { gen_helper_neon_qshl_s8, gen_helper_neon_qshl_u8 }, - { gen_helper_neon_qshl_s16, gen_helper_neon_qshl_u16 }, - { gen_helper_neon_qshl_s32, gen_helper_neon_qshl_u32 }, - }; - genenvfn = fns[size][u]; - break; - } case 0xb: /* SQRSHL, UQRSHL */ { static NeonGenTwoOpEnvFn * const fns[3][2] = { diff --git a/target/arm/tcg/translate-neon.c b/target/arm/tcg/translate-neon.c index 337488bbf1..a3eec47092 100644 --- a/target/arm/tcg/translate-neon.c +++ b/target/arm/tcg/translate-neon.c @@ -796,6 +796,8 @@ DO_3SAME(VQSUB_S, gen_gvec_sqsub_qc) DO_3SAME(VQSUB_U, gen_gvec_uqsub_qc) DO_3SAME(VRSHL_S, gen_gvec_srshl) DO_3SAME(VRSHL_U, gen_gvec_urshl) +DO_3SAME(VQSHL_S, gen_neon_sqshl) +DO_3SAME(VQSHL_U, gen_neon_uqshl) /* These insns are all gvec_bitsel but with the inputs in various orders. */ #define DO_3SAME_BITSEL(INSN, O1, O2, O3) \ @@ -931,8 +933,6 @@ DO_SHA2(SHA256SU1, gen_helper_crypto_sha256su1) } \ DO_3SAME_64(INSN, gen_##INSN##_elt) -DO_3SAME_64_ENV(VQSHL_S64, gen_helper_neon_qshl_s64) -DO_3SAME_64_ENV(VQSHL_U64, gen_helper_neon_qshl_u64) DO_3SAME_64_ENV(VQRSHL_S64, gen_helper_neon_qrshl_s64) DO_3SAME_64_ENV(VQRSHL_U64, gen_helper_neon_qrshl_u64) @@ -1000,8 +1000,6 @@ DO_3SAME_32(VHSUB_U, hsub_u) DO_3SAME_32(VRHADD_S, rhadd_s) DO_3SAME_32(VRHADD_U, rhadd_u) -DO_3SAME_32_ENV(VQSHL_S, qshl_s) -DO_3SAME_32_ENV(VQSHL_U, qshl_u) DO_3SAME_32_ENV(VQRSHL_S, qrshl_s) DO_3SAME_32_ENV(VQRSHL_U, qrshl_u)

[v3,12/33] target/arm: Convert SQSHL and UQSHL (register) to gvec

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