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[71.212.47.143]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-22db4d770d6sm37749595ad.17.2025.04.25.14.58.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Apr 2025 14:58:36 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: Pierrick Bouvier Subject: [PULL 053/159] tcg: Convert rem to TCGOutOpBinary Date: Fri, 25 Apr 2025 14:53:07 -0700 Message-ID: <20250425215454.886111-54-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250425215454.886111-1-richard.henderson@linaro.org> References: <20250425215454.886111-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::633; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x633.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org For TCI, we're losing type information in the interpreter. Introduce a tci-specific opcode to handle the difference. Reviewed-by: Pierrick Bouvier Signed-off-by: Richard Henderson --- tcg/tcg.c | 6 ++++-- tcg/tci.c | 4 ++-- tcg/aarch64/tcg-target.c.inc | 19 ++++++++++------ tcg/arm/tcg-target.c.inc | 4 ++++ tcg/i386/tcg-target.c.inc | 4 ++++ tcg/loongarch64/tcg-target.c.inc | 24 +++++++++++++-------- tcg/mips/tcg-target.c.inc | 37 ++++++++++++++++++-------------- tcg/ppc/tcg-target.c.inc | 27 +++++++++++++++-------- tcg/riscv/tcg-target.c.inc | 21 ++++++++++-------- tcg/s390x/tcg-target.c.inc | 4 ++++ tcg/sparc64/tcg-target.c.inc | 4 ++++ tcg/tci/tcg-target-opc.h.inc | 1 + tcg/tci/tcg-target.c.inc | 17 ++++++++++++--- 13 files changed, 115 insertions(+), 57 deletions(-) diff --git a/tcg/tcg.c b/tcg/tcg.c index 2c1307e3fc..5af5529284 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -1040,6 +1040,8 @@ static const TCGOutOp * const all_outop[NB_OPS] = { OUTOP(INDEX_op_not, TCGOutOpUnary, outop_not), OUTOP(INDEX_op_or, TCGOutOpBinary, outop_or), OUTOP(INDEX_op_orc, TCGOutOpBinary, outop_orc), + OUTOP(INDEX_op_rem_i32, TCGOutOpBinary, outop_rems), + OUTOP(INDEX_op_rem_i64, TCGOutOpBinary, outop_rems), OUTOP(INDEX_op_sub, TCGOutOpSubtract, outop_sub), OUTOP(INDEX_op_xor, TCGOutOpBinary, outop_xor), }; @@ -2270,7 +2272,6 @@ bool tcg_op_supported(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_negsetcond_i32: return TCG_TARGET_HAS_negsetcond_i32; - case INDEX_op_rem_i32: case INDEX_op_remu_i32: return TCG_TARGET_HAS_rem_i32; case INDEX_op_rotl_i32: @@ -2327,7 +2328,6 @@ bool tcg_op_supported(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_negsetcond_i64: return TCG_TARGET_HAS_negsetcond_i64; - case INDEX_op_rem_i64: case INDEX_op_remu_i64: return TCG_TARGET_HAS_rem_i64; case INDEX_op_rotl_i64: @@ -5425,6 +5425,8 @@ static void tcg_reg_alloc_op(TCGContext *s, const TCGOp *op) case INDEX_op_nor: case INDEX_op_or: case INDEX_op_orc: + case INDEX_op_rem_i32: + case INDEX_op_rem_i64: case INDEX_op_xor: { const TCGOutOpBinary *out = diff --git a/tcg/tci.c b/tcg/tci.c index bf97849bfe..65f493c3d4 100644 --- a/tcg/tci.c +++ b/tcg/tci.c @@ -586,7 +586,7 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env, tci_args_rrr(insn, &r0, &r1, &r2); regs[r0] = (uint32_t)regs[r1] / (uint32_t)regs[r2]; break; - case INDEX_op_rem_i32: + case INDEX_op_tci_rems32: tci_args_rrr(insn, &r0, &r1, &r2); regs[r0] = (int32_t)regs[r1] % (int32_t)regs[r2]; break; @@ -1081,7 +1081,6 @@ int print_insn_tci(bfd_vma addr, disassemble_info *info) case INDEX_op_orc: case INDEX_op_sub: case INDEX_op_xor: - case INDEX_op_rem_i32: case INDEX_op_rem_i64: case INDEX_op_remu_i32: case INDEX_op_remu_i64: @@ -1101,6 +1100,7 @@ int print_insn_tci(bfd_vma addr, disassemble_info *info) case INDEX_op_ctz_i64: case INDEX_op_tci_divs32: case INDEX_op_tci_divu32: + case INDEX_op_tci_rems32: tci_args_rrr(insn, &r0, &r1, &r2); info->fprintf_func(info->stream, "%-12s %s, %s, %s", op_name, str_r(r0), str_r(r1), str_r(r2)); diff --git a/tcg/aarch64/tcg-target.c.inc b/tcg/aarch64/tcg-target.c.inc index 456159cdc6..6e80e18a6a 100644 --- a/tcg/aarch64/tcg-target.c.inc +++ b/tcg/aarch64/tcg-target.c.inc @@ -2275,6 +2275,18 @@ static const TCGOutOpBinary outop_orc = { .out_rrr = tgen_orc, }; +static void tgen_rems(TCGContext *s, TCGType type, + TCGReg a0, TCGReg a1, TCGReg a2) +{ + tcg_out_insn(s, 3508, SDIV, type, TCG_REG_TMP0, a1, a2); + tcg_out_insn(s, 3509, MSUB, type, a0, TCG_REG_TMP0, a2, a1); +} + +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_O1_I2(r, r, r), + .out_rrr = tgen_rems, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { @@ -2392,11 +2404,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType ext, tcg_out_ldst(s, I3312_STRX, a0, a1, a2, 3); break; - case INDEX_op_rem_i64: - case INDEX_op_rem_i32: - tcg_out_insn(s, 3508, SDIV, ext, TCG_REG_TMP0, a1, a2); - tcg_out_insn(s, 3509, MSUB, ext, a0, TCG_REG_TMP0, a2, a1); - break; case INDEX_op_remu_i64: case INDEX_op_remu_i32: tcg_out_insn(s, 3508, UDIV, ext, TCG_REG_TMP0, a1, a2); @@ -3078,8 +3085,6 @@ tcg_target_op_def(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_negsetcond_i64: return C_O1_I2(r, r, rC); - case INDEX_op_rem_i32: - case INDEX_op_rem_i64: case INDEX_op_remu_i32: case INDEX_op_remu_i64: return C_O1_I2(r, r, r); diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index b2c08bba3e..673c8fb7a6 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -1955,6 +1955,10 @@ static const TCGOutOpBinary outop_orc = { .base.static_constraint = C_NotImplemented, }; +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_NotImplemented, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc index 0e6b743fb2..ac0721d71c 100644 --- a/tcg/i386/tcg-target.c.inc +++ b/tcg/i386/tcg-target.c.inc @@ -2736,6 +2736,10 @@ static const TCGOutOpBinary outop_orc = { .base.static_constraint = C_NotImplemented, }; +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_NotImplemented, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc index be09c362cb..ef37b4daa7 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -1459,6 +1459,21 @@ static const TCGOutOpBinary outop_orc = { .out_rrr = tgen_orc, }; +static void tgen_rems(TCGContext *s, TCGType type, + TCGReg a0, TCGReg a1, TCGReg a2) +{ + if (type == TCG_TYPE_I32) { + tcg_out_opc_mod_w(s, a0, a1, a2); + } else { + tcg_out_opc_mod_d(s, a0, a1, a2); + } +} + +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_O1_I2(r, r, r), + .out_rrr = tgen_rems, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { @@ -1709,13 +1724,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type, } break; - case INDEX_op_rem_i32: - tcg_out_opc_mod_w(s, a0, a1, a2); - break; - case INDEX_op_rem_i64: - tcg_out_opc_mod_d(s, a0, a1, a2); - break; - case INDEX_op_remu_i32: tcg_out_opc_mod_wu(s, a0, a1, a2); break; @@ -2381,8 +2389,6 @@ tcg_target_op_def(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_setcond_i64: return C_O1_I2(r, rz, rJ); - case INDEX_op_rem_i32: - case INDEX_op_rem_i64: case INDEX_op_remu_i32: case INDEX_op_remu_i64: return C_O1_I2(r, rz, rz); diff --git a/tcg/mips/tcg-target.c.inc b/tcg/mips/tcg-target.c.inc index 280afbf297..37b878ec61 100644 --- a/tcg/mips/tcg-target.c.inc +++ b/tcg/mips/tcg-target.c.inc @@ -1866,6 +1866,27 @@ static const TCGOutOpBinary outop_orc = { .base.static_constraint = C_NotImplemented, }; +static void tgen_rems(TCGContext *s, TCGType type, + TCGReg a0, TCGReg a1, TCGReg a2) +{ + if (use_mips32r6_instructions) { + if (type == TCG_TYPE_I32) { + tcg_out_opc_reg(s, OPC_MOD, a0, a1, a2); + } else { + tcg_out_opc_reg(s, OPC_DMOD, a0, a1, a2); + } + } else { + MIPSInsn insn = type == TCG_TYPE_I32 ? OPC_DIV : OPC_DDIV; + tcg_out_opc_reg(s, insn, 0, a1, a2); + tcg_out_opc_reg(s, OPC_MFHI, a0, 0, 0); + } +} + +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_O1_I2(r, r, r), + .out_rrr = tgen_rems, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { @@ -1989,13 +2010,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type, tcg_out_ldst(s, i1, a0, a1, a2); break; - case INDEX_op_rem_i32: - if (use_mips32r6_instructions) { - tcg_out_opc_reg(s, OPC_MOD, a0, a1, a2); - break; - } - i1 = OPC_DIV, i2 = OPC_MFHI; - goto do_hilo1; case INDEX_op_remu_i32: if (use_mips32r6_instructions) { tcg_out_opc_reg(s, OPC_MODU, a0, a1, a2); @@ -2003,13 +2017,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type, } i1 = OPC_DIVU, i2 = OPC_MFHI; goto do_hilo1; - case INDEX_op_rem_i64: - if (use_mips32r6_instructions) { - tcg_out_opc_reg(s, OPC_DMOD, a0, a1, a2); - break; - } - i1 = OPC_DDIV, i2 = OPC_MFHI; - goto do_hilo1; case INDEX_op_remu_i64: if (use_mips32r6_instructions) { tcg_out_opc_reg(s, OPC_DMODU, a0, a1, a2); @@ -2275,10 +2282,8 @@ tcg_target_op_def(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_st_i64: return C_O0_I2(rz, r); - case INDEX_op_rem_i32: case INDEX_op_remu_i32: case INDEX_op_setcond_i32: - case INDEX_op_rem_i64: case INDEX_op_remu_i64: case INDEX_op_setcond_i64: return C_O1_I2(r, rz, rz); diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc index 8b14d57d1c..c331f0d672 100644 --- a/tcg/ppc/tcg-target.c.inc +++ b/tcg/ppc/tcg-target.c.inc @@ -3091,6 +3091,24 @@ static const TCGOutOpBinary outop_orc = { .out_rrr = tgen_orc, }; +static TCGConstraintSetIndex cset_mod(TCGType type, unsigned flags) +{ + return have_isa_3_00 ? C_O1_I2(r, r, r) : C_NotImplemented; +} + +static void tgen_rems(TCGContext *s, TCGType type, + TCGReg a0, TCGReg a1, TCGReg a2) +{ + uint32_t insn = type == TCG_TYPE_I32 ? MODSW : MODSD; + tcg_out32(s, insn | TAB(a0, a1, a2)); +} + +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_Dynamic, + .base.dynamic_constraint = cset_mod, + .out_rrr = tgen_rems, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { @@ -3241,10 +3259,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type, tcg_out32(s, CNTPOPD | SAB(args[1], args[0], 0)); break; - case INDEX_op_rem_i32: - tcg_out32(s, MODSW | TAB(args[0], args[1], args[2])); - break; - case INDEX_op_remu_i32: tcg_out32(s, MODUW | TAB(args[0], args[1], args[2])); break; @@ -3341,9 +3355,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type, } break; - case INDEX_op_rem_i64: - tcg_out32(s, MODSD | TAB(args[0], args[1], args[2])); - break; case INDEX_op_remu_i64: tcg_out32(s, MODUD | TAB(args[0], args[1], args[2])); break; @@ -4202,9 +4213,7 @@ tcg_target_op_def(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_rotr_i64: return C_O1_I2(r, r, ri); - case INDEX_op_rem_i32: case INDEX_op_remu_i32: - case INDEX_op_rem_i64: case INDEX_op_remu_i64: return C_O1_I2(r, r, r); diff --git a/tcg/riscv/tcg-target.c.inc b/tcg/riscv/tcg-target.c.inc index 72910b0f25..b0a98273f1 100644 --- a/tcg/riscv/tcg-target.c.inc +++ b/tcg/riscv/tcg-target.c.inc @@ -2120,6 +2120,18 @@ static const TCGOutOpBinary outop_orc = { .out_rrr = tgen_orc, }; +static void tgen_rems(TCGContext *s, TCGType type, + TCGReg a0, TCGReg a1, TCGReg a2) +{ + RISCVInsn insn = type == TCG_TYPE_I32 ? OPC_REMW : OPC_REM; + tcg_out_opc_reg(s, insn, a0, a1, a2); +} + +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_O1_I2(r, r, r), + .out_rrr = tgen_rems, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { @@ -2233,13 +2245,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type, tcg_out_ldst(s, OPC_SD, a0, a1, a2); break; - case INDEX_op_rem_i32: - tcg_out_opc_reg(s, OPC_REMW, a0, a1, a2); - break; - case INDEX_op_rem_i64: - tcg_out_opc_reg(s, OPC_REM, a0, a1, a2); - break; - case INDEX_op_remu_i32: tcg_out_opc_reg(s, OPC_REMUW, a0, a1, a2); break; @@ -2748,9 +2753,7 @@ tcg_target_op_def(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_negsetcond_i64: return C_O1_I2(r, r, rI); - case INDEX_op_rem_i32: case INDEX_op_remu_i32: - case INDEX_op_rem_i64: case INDEX_op_remu_i64: return C_O1_I2(r, rz, rz); diff --git a/tcg/s390x/tcg-target.c.inc b/tcg/s390x/tcg-target.c.inc index 9af626eec2..320268669a 100644 --- a/tcg/s390x/tcg-target.c.inc +++ b/tcg/s390x/tcg-target.c.inc @@ -2437,6 +2437,10 @@ static const TCGOutOpBinary outop_orc = { .out_rrr = tgen_orc, }; +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_NotImplemented, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { diff --git a/tcg/sparc64/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc index a4659653b3..23cca5c664 100644 --- a/tcg/sparc64/tcg-target.c.inc +++ b/tcg/sparc64/tcg-target.c.inc @@ -1476,6 +1476,10 @@ static const TCGOutOpBinary outop_orc = { .out_rrr = tgen_orc, }; +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_NotImplemented, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { diff --git a/tcg/tci/tcg-target-opc.h.inc b/tcg/tci/tcg-target-opc.h.inc index 43c07a269f..2822fbffc8 100644 --- a/tcg/tci/tcg-target-opc.h.inc +++ b/tcg/tci/tcg-target-opc.h.inc @@ -4,3 +4,4 @@ DEF(tci_movi, 1, 0, 1, TCG_OPF_NOT_PRESENT) DEF(tci_movl, 1, 0, 1, TCG_OPF_NOT_PRESENT) DEF(tci_divs32, 1, 2, 0, TCG_OPF_NOT_PRESENT) DEF(tci_divu32, 1, 2, 0, TCG_OPF_NOT_PRESENT) +DEF(tci_rems32, 1, 2, 0, TCG_OPF_NOT_PRESENT) diff --git a/tcg/tci/tcg-target.c.inc b/tcg/tci/tcg-target.c.inc index 27271c178c..4d9c142a00 100644 --- a/tcg/tci/tcg-target.c.inc +++ b/tcg/tci/tcg-target.c.inc @@ -79,8 +79,6 @@ tcg_target_op_def(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_st_i64: return C_O0_I2(r, r); - case INDEX_op_rem_i32: - case INDEX_op_rem_i64: case INDEX_op_remu_i32: case INDEX_op_remu_i64: case INDEX_op_shl_i32: @@ -754,6 +752,20 @@ static const TCGOutOpBinary outop_orc = { .out_rrr = tgen_orc, }; +static void tgen_rems(TCGContext *s, TCGType type, + TCGReg a0, TCGReg a1, TCGReg a2) +{ + TCGOpcode opc = (type == TCG_TYPE_I32 + ? INDEX_op_tci_rems32 + : INDEX_op_rem_i64); + tcg_out_op_rrr(s, opc, a0, a1, a2); +} + +static const TCGOutOpBinary outop_rems = { + .base.static_constraint = C_O1_I2(r, r, r), + .out_rrr = tgen_rems, +}; + static void tgen_sub(TCGContext *s, TCGType type, TCGReg a0, TCGReg a1, TCGReg a2) { @@ -843,7 +855,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type, CASE_32_64(sar) CASE_32_64(rotl) /* Optional (TCG_TARGET_HAS_rot_*). */ CASE_32_64(rotr) /* Optional (TCG_TARGET_HAS_rot_*). */ - CASE_32_64(rem) /* Optional (TCG_TARGET_HAS_div_*). */ CASE_32_64(remu) /* Optional (TCG_TARGET_HAS_div_*). */ CASE_32_64(clz) /* Optional (TCG_TARGET_HAS_clz_*). */ CASE_32_64(ctz) /* Optional (TCG_TARGET_HAS_ctz_*). */