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charset="utf-8" If, somehow, the psw_addr is out of range, truncate early rather than after we get into gen_intermediate_code. Reviewed-by: David Hildenbrand Signed-off-by: Richard Henderson --- target/s390x/cpu.h | 26 +++++++++++++++++++------- target/s390x/translate.c | 6 ------ 2 files changed, 19 insertions(+), 13 deletions(-) diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h index e74a809257..ce20dafd23 100644 --- a/target/s390x/cpu.h +++ b/target/s390x/cpu.h @@ -357,18 +357,30 @@ static inline int cpu_mmu_index(CPUS390XState *env, b= ool ifetch) #endif } =20 -static inline void cpu_get_tb_cpu_state(CPUS390XState* env, target_ulong *= pc, - target_ulong *cs_base, uint32_t *f= lags) +static inline void cpu_get_tb_cpu_state(CPUS390XState* env, + target_ulong *p_pc, + target_ulong *cs_base, + uint32_t *p_flags) { - *pc =3D env->psw.addr; - *cs_base =3D env->ex_value; - *flags =3D (env->psw.mask >> FLAG_MASK_PSW_SHIFT) & FLAG_MASK_PSW; + uint32_t flags; + uint64_t pc; + + flags =3D (env->psw.mask >> FLAG_MASK_PSW_SHIFT) & FLAG_MASK_PSW; if (env->cregs[0] & CR0_AFP) { - *flags |=3D FLAG_MASK_AFP; + flags |=3D FLAG_MASK_AFP; } if (env->cregs[0] & CR0_VECTOR) { - *flags |=3D FLAG_MASK_VECTOR; + flags |=3D FLAG_MASK_VECTOR; } + + pc =3D env->psw.addr; + if (!(flags & FLAG_MASK_64)) { + pc &=3D 0x7fffffff; + } + + *p_pc =3D pc; + *cs_base =3D env->ex_value; + *p_flags =3D flags; } =20 /* PER bits from control register 9 */ diff --git a/target/s390x/translate.c b/target/s390x/translate.c index a3e43ff9ec..e1c54ab03b 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -6446,12 +6446,6 @@ static void s390x_tr_init_disas_context(DisasContext= Base *dcbase, CPUState *cs) { DisasContext *dc =3D container_of(dcbase, DisasContext, base); =20 - /* 31-bit mode */ - if (!(dc->base.tb->flags & FLAG_MASK_64)) { - dc->base.pc_first &=3D 0x7fffffff; - dc->base.pc_next =3D dc->base.pc_first; - } - dc->cc_op =3D CC_OP_DYNAMIC; dc->ex_value =3D dc->base.tb->cs_base; dc->do_debug =3D dc->base.singlestep_enabled; --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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charset="utf-8" From: Richard Henderson Use ILEN_UNWIND to signal that we have in fact that cpu_restore_state will have been called by the time we arrive in do_program_interrupt. Signed-off-by: Richard Henderson --- target/s390x/cpu.h | 4 +++- target/s390x/interrupt.c | 5 ++++- target/s390x/translate.c | 21 ++++++++++++++++++--- 3 files changed, 25 insertions(+), 5 deletions(-) diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h index ce20dafd23..080ebcd6bb 100644 --- a/target/s390x/cpu.h +++ b/target/s390x/cpu.h @@ -30,7 +30,7 @@ /* The z/Architecture has a strong memory model with some store-after-load= re-ordering */ #define TCG_GUEST_DEFAULT_MO (TCG_MO_ALL & ~TCG_MO_ST_LD) =20 -#define TARGET_INSN_START_EXTRA_WORDS 1 +#define TARGET_INSN_START_EXTRA_WORDS 2 =20 #define MMU_MODE0_SUFFIX _primary #define MMU_MODE1_SUFFIX _secondary @@ -814,6 +814,8 @@ int cpu_s390x_signal_handler(int host_signum, void *pin= fo, void *puc); void s390_crw_mchk(void); void s390_io_interrupt(uint16_t subchannel_id, uint16_t subchannel_nr, uint32_t io_int_parm, uint32_t io_int_word); +/* instruction length set by unwind info */ +#define ILEN_UNWIND 0 /* automatically detect the instruction length */ #define ILEN_AUTO 0xff #define RA_IGNORED 0 diff --git a/target/s390x/interrupt.c b/target/s390x/interrupt.c index a841f7187d..30a9fb8852 100644 --- a/target/s390x/interrupt.c +++ b/target/s390x/interrupt.c @@ -28,7 +28,10 @@ void trigger_pgm_exception(CPUS390XState *env, uint32_t = code, uint32_t ilen) =20 cs->exception_index =3D EXCP_PGM; env->int_pgm_code =3D code; - env->int_pgm_ilen =3D ilen; + /* If ILEN_UNWIND, int_pgm_ilen already has the correct value. */ + if (ilen !=3D ILEN_UNWIND) { + env->int_pgm_ilen =3D ilen; + } } =20 void s390_program_interrupt(CPUS390XState *env, uint32_t code, int ilen, diff --git a/target/s390x/translate.c b/target/s390x/translate.c index e1c54ab03b..08f99454de 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -6309,6 +6309,9 @@ static DisasJumpType translate_one(CPUS390XState *env= , DisasContext *s) /* Search for the insn in the table. */ insn =3D extract_insn(env, s, &f); =20 + /* Emit insn_start now that we know the ILEN. */ + tcg_gen_insn_start(s->base.pc_next, s->cc_op, s->ilen); + /* Not found means unimplemented/illegal opcode. */ if (insn =3D=3D NULL) { qemu_log_mask(LOG_UNIMP, "unimplemented opcode 0x%02x%02x\n", @@ -6457,9 +6460,6 @@ static void s390x_tr_tb_start(DisasContextBase *db, C= PUState *cs) =20 static void s390x_tr_insn_start(DisasContextBase *dcbase, CPUState *cs) { - DisasContext *dc =3D container_of(dcbase, DisasContext, base); - - tcg_gen_insn_start(dc->base.pc_next, dc->cc_op); } =20 static bool s390x_tr_breakpoint_check(DisasContextBase *dcbase, CPUState *= cs, @@ -6467,6 +6467,12 @@ static bool s390x_tr_breakpoint_check(DisasContextBa= se *dcbase, CPUState *cs, { DisasContext *dc =3D container_of(dcbase, DisasContext, base); =20 + /* + * Emit an insn_start to accompany the breakpoint exception. + * The ILEN value is a dummy, since we didn't actually read an insn. + */ + tcg_gen_insn_start(dc->base.pc_next, dc->cc_op, 0); + dc->base.is_jmp =3D DISAS_PC_STALE; dc->do_debug =3D true; /* The address covered by the breakpoint must be included in @@ -6561,8 +6567,17 @@ void restore_state_to_opc(CPUS390XState *env, Transl= ationBlock *tb, target_ulong *data) { int cc_op =3D data[1]; + int ilen =3D data[2]; + env->psw.addr =3D data[0]; + + /* Update the CC opcode if it is not already up-to-date. */ if ((cc_op !=3D CC_OP_DYNAMIC) && (cc_op !=3D CC_OP_STATIC)) { env->cc_op =3D cc_op; } + + /* Update ILEN, except for breakpoint, where we didn't load an insn. = */ + if (ilen) { + env->int_pgm_ilen =3D ilen; + } } --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1569515401; cv=none; d=zoho.com; s=zohoarc; b=aNEB+35lTJj0dnZKqjc1CsuKu/sVgEbmWARvOZN14taBj9jM3j5ruqDRykaWBV6p1Pa+6Sao+58l8Sfa9X15PQqEhewUPCmt1ZK9EmKTG8/cyitEOPAGJgkS+XI8w6hnyul1kZ49NDcDcyDP1Pb0YR8uyVHv0S7FZBqYhRqxALk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1569515401; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; 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charset="utf-8" Since we begin the operation with an unwind, we have the proper value of ilen immediately available. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/tcg_s390x.h | 4 ++-- target/s390x/excp_helper.c | 8 ++++---- target/s390x/interrupt.c | 2 +- target/s390x/tcg-stub.c | 4 ++-- 4 files changed, 9 insertions(+), 9 deletions(-) diff --git a/target/s390x/tcg_s390x.h b/target/s390x/tcg_s390x.h index 2813f9d48e..2f54ccb027 100644 --- a/target/s390x/tcg_s390x.h +++ b/target/s390x/tcg_s390x.h @@ -14,8 +14,8 @@ #define TCG_S390X_H =20 void tcg_s390_tod_updated(CPUState *cs, run_on_cpu_data opaque); -void QEMU_NORETURN tcg_s390_program_interrupt(CPUS390XState *env, uint32_t= code, - int ilen, uintptr_t ra); +void QEMU_NORETURN tcg_s390_program_interrupt(CPUS390XState *env, + uint32_t code, uintptr_t ra); void QEMU_NORETURN tcg_s390_data_exception(CPUS390XState *env, uint32_t dx= c, uintptr_t ra); void QEMU_NORETURN tcg_s390_vector_exception(CPUS390XState *env, uint32_t = vxc, diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index 892f659d5a..681a9c59e1 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -34,15 +34,15 @@ #include "hw/boards.h" #endif =20 -void QEMU_NORETURN tcg_s390_program_interrupt(CPUS390XState *env, uint32_t= code, - int ilen, uintptr_t ra) +void QEMU_NORETURN tcg_s390_program_interrupt(CPUS390XState *env, + uint32_t code, uintptr_t ra) { CPUState *cs =3D env_cpu(env); =20 cpu_restore_state(cs, ra, true); qemu_log_mask(CPU_LOG_INT, "program interrupt at %#" PRIx64 "\n", env->psw.addr); - trigger_pgm_exception(env, code, ilen); + trigger_pgm_exception(env, code, ILEN_UNWIND); cpu_loop_exit(cs); } =20 @@ -60,7 +60,7 @@ void QEMU_NORETURN tcg_s390_data_exception(CPUS390XState = *env, uint32_t dxc, if (env->cregs[0] & CR0_AFP) { env->fpc =3D deposit32(env->fpc, 8, 8, dxc); } - tcg_s390_program_interrupt(env, PGM_DATA, ILEN_AUTO, ra); + tcg_s390_program_interrupt(env, PGM_DATA, ra); } =20 void QEMU_NORETURN tcg_s390_vector_exception(CPUS390XState *env, uint32_t = vxc, diff --git a/target/s390x/interrupt.c b/target/s390x/interrupt.c index 30a9fb8852..b798e2ecbe 100644 --- a/target/s390x/interrupt.c +++ b/target/s390x/interrupt.c @@ -40,7 +40,7 @@ void s390_program_interrupt(CPUS390XState *env, uint32_t = code, int ilen, if (kvm_enabled()) { kvm_s390_program_interrupt(env_archcpu(env), code); } else if (tcg_enabled()) { - tcg_s390_program_interrupt(env, code, ilen, ra); 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Thu, 26 Sep 2019 09:26:23 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 04/18] target/s390x: Remove ilen parameter from s390_program_interrupt Date: Thu, 26 Sep 2019 09:26:01 -0700 Message-Id: <20190926162615.31168-5-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190926162615.31168-1-richard.henderson@linaro.org> References: <20190926162615.31168-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.210.196 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" This is no longer used, and many of the existing uses -- particularly within hw/s390x -- seem questionable. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/cpu.h | 3 +- hw/s390x/s390-pci-inst.c | 58 ++++++++++++++++++------------------ target/s390x/cc_helper.c | 2 +- target/s390x/crypto_helper.c | 4 +-- target/s390x/diag.c | 14 ++++----- target/s390x/excp_helper.c | 4 +-- target/s390x/fpu_helper.c | 6 ++-- target/s390x/int_helper.c | 14 ++++----- target/s390x/interrupt.c | 3 +- target/s390x/ioinst.c | 40 ++++++++++++------------- target/s390x/mem_helper.c | 43 +++++++++++++------------- target/s390x/misc_helper.c | 27 ++++++----------- 12 files changed, 103 insertions(+), 115 deletions(-) diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h index 080ebcd6bb..a5eab491cd 100644 --- a/target/s390x/cpu.h +++ b/target/s390x/cpu.h @@ -819,8 +819,7 @@ void s390_io_interrupt(uint16_t subchannel_id, uint16_t= subchannel_nr, /* automatically detect the instruction length */ #define ILEN_AUTO 0xff #define RA_IGNORED 0 -void s390_program_interrupt(CPUS390XState *env, uint32_t code, int ilen, - uintptr_t ra); +void s390_program_interrupt(CPUS390XState *env, uint32_t code, uintptr_t r= a); /* service interrupts are floating therefore we must not pass an cpustate = */ void s390_sclp_extint(uint32_t parm); =20 diff --git a/hw/s390x/s390-pci-inst.c b/hw/s390x/s390-pci-inst.c index 4b3bd4a804..92c7e45df5 100644 --- a/hw/s390x/s390-pci-inst.c +++ b/hw/s390x/s390-pci-inst.c @@ -157,7 +157,7 @@ int clp_service_call(S390CPU *cpu, uint8_t r2, uintptr_= t ra) int i; =20 if (env->psw.mask & PSW_MASK_PSTATE) { - s390_program_interrupt(env, PGM_PRIVILEGED, 4, ra); + s390_program_interrupt(env, PGM_PRIVILEGED, ra); return 0; } =20 @@ -168,7 +168,7 @@ int clp_service_call(S390CPU *cpu, uint8_t r2, uintptr_= t ra) reqh =3D (ClpReqHdr *)buffer; req_len =3D lduw_p(&reqh->len); if (req_len < 16 || req_len > 8184 || (req_len % 8 !=3D 0)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } =20 @@ -180,11 +180,11 @@ int clp_service_call(S390CPU *cpu, uint8_t r2, uintpt= r_t ra) resh =3D (ClpRspHdr *)(buffer + req_len); res_len =3D lduw_p(&resh->len); if (res_len < 8 || res_len > 8176 || (res_len % 8 !=3D 0)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } if ((req_len + res_len) > 8192) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } =20 @@ -390,12 +390,12 @@ int pcilg_service_call(S390CPU *cpu, uint8_t r1, uint= 8_t r2, uintptr_t ra) uint8_t pcias; =20 if (env->psw.mask & PSW_MASK_PSTATE) { - s390_program_interrupt(env, PGM_PRIVILEGED, 4, ra); + s390_program_interrupt(env, PGM_PRIVILEGED, ra); return 0; } =20 if (r2 & 0x1) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return 0; } =20 @@ -429,25 +429,25 @@ int pcilg_service_call(S390CPU *cpu, uint8_t r1, uint= 8_t r2, uintptr_t ra) switch (pcias) { case ZPCI_IO_BAR_MIN...ZPCI_IO_BAR_MAX: if (!len || (len > (8 - (offset & 0x7)))) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } result =3D zpci_read_bar(pbdev, pcias, offset, &data, len); if (result !=3D MEMTX_OK) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } break; case ZPCI_CONFIG_BAR: if (!len || (len > (4 - (offset & 0x3))) || len =3D=3D 3) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } data =3D pci_host_config_read_common( pbdev->pdev, offset, pci_config_size(pbdev->pdev), len); =20 if (zpci_endian_swap(&data, len)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } break; @@ -489,12 +489,12 @@ int pcistg_service_call(S390CPU *cpu, uint8_t r1, uin= t8_t r2, uintptr_t ra) uint8_t pcias; =20 if (env->psw.mask & PSW_MASK_PSTATE) { - s390_program_interrupt(env, PGM_PRIVILEGED, 4, ra); + s390_program_interrupt(env, PGM_PRIVILEGED, ra); return 0; } =20 if (r2 & 0x1) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return 0; } =20 @@ -536,13 +536,13 @@ int pcistg_service_call(S390CPU *cpu, uint8_t r1, uin= t8_t r2, uintptr_t ra) * A length of 0 is invalid and length should not cross a double w= ord */ if (!len || (len > (8 - (offset & 0x7)))) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } =20 result =3D zpci_write_bar(pbdev, pcias, offset, data, len); if (result !=3D MEMTX_OK) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } break; @@ -550,7 +550,7 @@ int pcistg_service_call(S390CPU *cpu, uint8_t r1, uint8= _t r2, uintptr_t ra) /* ZPCI uses the pseudo BAR number 15 as configuration space */ /* possible access lengths are 1,2,4 and must not cross a word */ if (!len || (len > (4 - (offset & 0x3))) || len =3D=3D 3) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } /* len =3D 1,2,4 so we do not need to test */ @@ -622,12 +622,12 @@ int rpcit_service_call(S390CPU *cpu, uint8_t r1, uint= 8_t r2, uintptr_t ra) hwaddr start, end; =20 if (env->psw.mask & PSW_MASK_PSTATE) { - s390_program_interrupt(env, PGM_PRIVILEGED, 4, ra); + s390_program_interrupt(env, PGM_PRIVILEGED, ra); return 0; } =20 if (r2 & 0x1) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return 0; } =20 @@ -709,7 +709,7 @@ int pcistb_service_call(S390CPU *cpu, uint8_t r1, uint8= _t r3, uint64_t gaddr, uint8_t buffer[128]; =20 if (env->psw.mask & PSW_MASK_PSTATE) { - s390_program_interrupt(env, PGM_PRIVILEGED, 6, ra); + s390_program_interrupt(env, PGM_PRIVILEGED, ra); return 0; } =20 @@ -772,7 +772,7 @@ int pcistb_service_call(S390CPU *cpu, uint8_t r1, uint8= _t r3, uint64_t gaddr, =20 if (!memory_region_access_valid(mr, offset, len, true, MEMTXATTRS_UNSPECIFIED)) { - s390_program_interrupt(env, PGM_OPERAND, 6, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } =20 @@ -786,7 +786,7 @@ int pcistb_service_call(S390CPU *cpu, uint8_t r1, uint8= _t r3, uint64_t gaddr, ldq_p(buffer + i * 8), MO_64, MEMTXATTRS_UNSPECIFIE= D); if (result !=3D MEMTX_OK) { - s390_program_interrupt(env, PGM_OPERAND, 6, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } } @@ -797,7 +797,7 @@ int pcistb_service_call(S390CPU *cpu, uint8_t r1, uint8= _t r3, uint64_t gaddr, return 0; =20 specification_error: - s390_program_interrupt(env, PGM_SPECIFICATION, 6, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return 0; } =20 @@ -871,14 +871,14 @@ static int reg_ioat(CPUS390XState *env, S390PCIIOMMU = *iommu, ZpciFib fib, pba &=3D ~0xfff; pal |=3D 0xfff; if (pba > pal || pba < ZPCI_SDMA_ADDR || pal > ZPCI_EDMA_ADDR) { - s390_program_interrupt(env, PGM_OPERAND, 6, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return -EINVAL; } =20 /* currently we only support designation type 1 with translation */ if (!(dt =3D=3D ZPCI_IOTA_RTTO && t)) { error_report("unsupported ioat dt %d t %d", dt, t); - s390_program_interrupt(env, PGM_OPERAND, 6, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return -EINVAL; } =20 @@ -1003,7 +1003,7 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uin= t64_t fiba, uint8_t ar, uint64_t cc =3D ZPCI_PCI_LS_OK; =20 if (env->psw.mask & PSW_MASK_PSTATE) { - s390_program_interrupt(env, PGM_PRIVILEGED, 6, ra); + s390_program_interrupt(env, PGM_PRIVILEGED, ra); return 0; } =20 @@ -1012,7 +1012,7 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uin= t64_t fiba, uint8_t ar, fh =3D env->regs[r1] >> 32; =20 if (fiba & 0x7) { - s390_program_interrupt(env, PGM_SPECIFICATION, 6, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return 0; } =20 @@ -1040,7 +1040,7 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uin= t64_t fiba, uint8_t ar, } =20 if (fib.fmt !=3D 0) { - s390_program_interrupt(env, PGM_OPERAND, 6, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return 0; } =20 @@ -1151,7 +1151,7 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uin= t64_t fiba, uint8_t ar, break; } default: - s390_program_interrupt(&cpu->env, PGM_OPERAND, 6, ra); + s390_program_interrupt(&cpu->env, PGM_OPERAND, ra); cc =3D ZPCI_PCI_LS_ERR; } =20 @@ -1171,7 +1171,7 @@ int stpcifc_service_call(S390CPU *cpu, uint8_t r1, ui= nt64_t fiba, uint8_t ar, uint64_t cc =3D ZPCI_PCI_LS_OK; =20 if (env->psw.mask & PSW_MASK_PSTATE) { - s390_program_interrupt(env, PGM_PRIVILEGED, 6, ra); + s390_program_interrupt(env, PGM_PRIVILEGED, ra); return 0; } =20 @@ -1185,7 +1185,7 @@ int stpcifc_service_call(S390CPU *cpu, uint8_t r1, ui= nt64_t fiba, uint8_t ar, } =20 if (fiba & 0x7) { - s390_program_interrupt(env, PGM_SPECIFICATION, 6, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return 0; } =20 diff --git a/target/s390x/cc_helper.c b/target/s390x/cc_helper.c index cf68792733..3cb00bcb09 100644 --- a/target/s390x/cc_helper.c +++ b/target/s390x/cc_helper.c @@ -588,7 +588,7 @@ void HELPER(sacf)(CPUS390XState *env, uint64_t a1) break; default: HELPER_LOG("unknown sacf mode: %" PRIx64 "\n", a1); - s390_program_interrupt(env, PGM_SPECIFICATION, 2, GETPC()); + s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); break; } } diff --git a/target/s390x/crypto_helper.c b/target/s390x/crypto_helper.c index 5c79790187..1f83987e9d 100644 --- a/target/s390x/crypto_helper.c +++ b/target/s390x/crypto_helper.c @@ -34,7 +34,7 @@ uint32_t HELPER(msa)(CPUS390XState *env, uint32_t r1, uin= t32_t r2, uint32_t r3, case S390_FEAT_TYPE_PCKMO: case S390_FEAT_TYPE_PCC: if (mod) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return 0; } break; @@ -42,7 +42,7 @@ uint32_t HELPER(msa)(CPUS390XState *env, uint32_t r1, uin= t32_t r2, uint32_t r3, =20 s390_get_feat_block(type, subfunc); if (!test_be_bit(fc, subfunc)) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return 0; } =20 diff --git a/target/s390x/diag.c b/target/s390x/diag.c index 65eabf0461..53c2f81f2a 100644 --- a/target/s390x/diag.c +++ b/target/s390x/diag.c @@ -61,12 +61,12 @@ void handle_diag_308(CPUS390XState *env, uint64_t r1, u= int64_t r3, uintptr_t ra) IplParameterBlock *iplb; =20 if (env->psw.mask & PSW_MASK_PSTATE) { - s390_program_interrupt(env, PGM_PRIVILEGED, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_PRIVILEGED, ra); return; } =20 if ((subcode & ~0x0ffffULL) || (subcode > 6)) { - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return; } =20 @@ -82,13 +82,13 @@ void handle_diag_308(CPUS390XState *env, uint64_t r1, u= int64_t r3, uintptr_t ra) break; case 5: if ((r1 & 1) || (addr & 0x0fffULL)) { - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return; } if (!address_space_access_valid(&address_space_memory, addr, sizeof(IplParameterBlock), false, MEMTXATTRS_UNSPECIFIED)) { - s390_program_interrupt(env, PGM_ADDRESSING, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_ADDRESSING, ra); return; } iplb =3D g_new0(IplParameterBlock, 1); @@ -112,13 +112,13 @@ out: return; case 6: if ((r1 & 1) || (addr & 0x0fffULL)) { - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return; } if (!address_space_access_valid(&address_space_memory, addr, sizeof(IplParameterBlock), true, MEMTXATTRS_UNSPECIFIED)) { - s390_program_interrupt(env, PGM_ADDRESSING, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_ADDRESSING, ra); return; } iplb =3D s390_ipl_get_iplb(); @@ -130,7 +130,7 @@ out: } return; default: - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); break; } } diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index 681a9c59e1..089623a248 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -75,7 +75,7 @@ void QEMU_NORETURN tcg_s390_vector_exception(CPUS390XStat= e *env, uint32_t vxc, =20 /* Always store the VXC into the FPC, without AFP it is undefined */ env->fpc =3D deposit32(env->fpc, 8, 8, vxc); - tcg_s390_program_interrupt(env, PGM_VECTOR_PROCESSING, ILEN_AUTO, ra); + tcg_s390_program_interrupt(env, PGM_VECTOR_PROCESSING, ra); } =20 void HELPER(data_exception)(CPUS390XState *env, uint32_t dxc) @@ -614,7 +614,7 @@ void s390x_cpu_do_unaligned_access(CPUState *cs, vaddr = addr, S390CPU *cpu =3D S390_CPU(cs); CPUS390XState *env =3D &cpu->env; =20 - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, retaddr); + s390_program_interrupt(env, PGM_SPECIFICATION, retaddr); } =20 #endif /* CONFIG_USER_ONLY */ diff --git a/target/s390x/fpu_helper.c b/target/s390x/fpu_helper.c index 5faf973c6c..7228eb96e2 100644 --- a/target/s390x/fpu_helper.c +++ b/target/s390x/fpu_helper.c @@ -825,7 +825,7 @@ void HELPER(sfpc)(CPUS390XState *env, uint64_t fpc) { if (fpc_to_rnd[fpc & 0x7] =3D=3D -1 || fpc & 0x03030088u || (!s390_has_feat(S390_FEAT_FLOATING_POINT_EXT) && fpc & 0x4)) { - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } =20 /* Install everything in the main FPC. */ @@ -843,7 +843,7 @@ void HELPER(sfas)(CPUS390XState *env, uint64_t fpc) =20 if (fpc_to_rnd[fpc & 0x7] =3D=3D -1 || fpc & 0x03030088u || (!s390_has_feat(S390_FEAT_FLOATING_POINT_EXT) && fpc & 0x4)) { - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } =20 /* @@ -880,7 +880,7 @@ void HELPER(sfas)(CPUS390XState *env, uint64_t fpc) void HELPER(srnm)(CPUS390XState *env, uint64_t rnd) { if (rnd > 0x7 || fpc_to_rnd[rnd & 0x7] =3D=3D -1) { - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } =20 env->fpc =3D deposit32(env->fpc, 0, 3, rnd); diff --git a/target/s390x/int_helper.c b/target/s390x/int_helper.c index d13cc49be6..1d29a1fc1f 100644 --- a/target/s390x/int_helper.c +++ b/target/s390x/int_helper.c @@ -39,7 +39,7 @@ int64_t HELPER(divs32)(CPUS390XState *env, int64_t a, int= 64_t b64) int64_t q; =20 if (b =3D=3D 0) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } =20 ret =3D q =3D a / b; @@ -47,7 +47,7 @@ int64_t HELPER(divs32)(CPUS390XState *env, int64_t a, int= 64_t b64) =20 /* Catch non-representable quotient. */ if (ret !=3D q) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } =20 return ret; @@ -60,7 +60,7 @@ uint64_t HELPER(divu32)(CPUS390XState *env, uint64_t a, u= int64_t b64) uint64_t q; =20 if (b =3D=3D 0) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } =20 ret =3D q =3D a / b; @@ -68,7 +68,7 @@ uint64_t HELPER(divu32)(CPUS390XState *env, uint64_t a, u= int64_t b64) =20 /* Catch non-representable quotient. */ if (ret !=3D q) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } =20 return ret; @@ -79,7 +79,7 @@ int64_t HELPER(divs64)(CPUS390XState *env, int64_t a, int= 64_t b) { /* Catch divide by zero, and non-representable quotient (MIN / -1). */ if (b =3D=3D 0 || (b =3D=3D -1 && a =3D=3D (1ll << 63))) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } env->retxl =3D a % b; return a / b; @@ -92,7 +92,7 @@ uint64_t HELPER(divu64)(CPUS390XState *env, uint64_t ah, = uint64_t al, uint64_t ret; /* Signal divide by zero. */ if (b =3D=3D 0) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } if (ah =3D=3D 0) { /* 64 -> 64/64 case */ @@ -106,7 +106,7 @@ uint64_t HELPER(divu64)(CPUS390XState *env, uint64_t ah= , uint64_t al, env->retxl =3D a % b; ret =3D q; if (ret !=3D q) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, ILEN_AUTO, GETPC= ()); + s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } #else /* 32-bit hosts would need special wrapper functionality - just ab= ort if diff --git a/target/s390x/interrupt.c b/target/s390x/interrupt.c index b798e2ecbe..2b71e03914 100644 --- a/target/s390x/interrupt.c +++ b/target/s390x/interrupt.c @@ -34,8 +34,7 @@ void trigger_pgm_exception(CPUS390XState *env, uint32_t c= ode, uint32_t ilen) } } =20 -void s390_program_interrupt(CPUS390XState *env, uint32_t code, int ilen, - uintptr_t ra) +void s390_program_interrupt(CPUS390XState *env, uint32_t code, uintptr_t r= a) { if (kvm_enabled()) { kvm_s390_program_interrupt(env_archcpu(env), code); diff --git a/target/s390x/ioinst.c b/target/s390x/ioinst.c index 83c164a168..c437a1d8c6 100644 --- a/target/s390x/ioinst.c +++ b/target/s390x/ioinst.c @@ -44,7 +44,7 @@ void ioinst_handle_xsch(S390CPU *cpu, uint64_t reg1, uint= ptr_t ra) SubchDev *sch; =20 if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid)) { - s390_program_interrupt(&cpu->env, PGM_OPERAND, 4, ra); + s390_program_interrupt(&cpu->env, PGM_OPERAND, ra); return; } trace_ioinst_sch_id("xsch", cssid, ssid, schid); @@ -62,7 +62,7 @@ void ioinst_handle_csch(S390CPU *cpu, uint64_t reg1, uint= ptr_t ra) SubchDev *sch; =20 if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid)) { - s390_program_interrupt(&cpu->env, PGM_OPERAND, 4, ra); + s390_program_interrupt(&cpu->env, PGM_OPERAND, ra); return; } trace_ioinst_sch_id("csch", cssid, ssid, schid); @@ -80,7 +80,7 @@ void ioinst_handle_hsch(S390CPU *cpu, uint64_t reg1, uint= ptr_t ra) SubchDev *sch; =20 if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid)) { - s390_program_interrupt(&cpu->env, PGM_OPERAND, 4, ra); + s390_program_interrupt(&cpu->env, PGM_OPERAND, ra); return; } trace_ioinst_sch_id("hsch", cssid, ssid, schid); @@ -116,7 +116,7 @@ void ioinst_handle_msch(S390CPU *cpu, uint64_t reg1, ui= nt32_t ipb, uintptr_t ra) =20 addr =3D decode_basedisp_s(env, ipb, &ar); if (addr & 3) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return; } if (s390_cpu_virt_mem_read(cpu, addr, ar, &schib, sizeof(schib))) { @@ -125,7 +125,7 @@ void ioinst_handle_msch(S390CPU *cpu, uint64_t reg1, ui= nt32_t ipb, uintptr_t ra) } if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid) || !ioinst_schib_valid(&schib)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return; } trace_ioinst_sch_id("msch", cssid, ssid, schid); @@ -173,7 +173,7 @@ void ioinst_handle_ssch(S390CPU *cpu, uint64_t reg1, ui= nt32_t ipb, uintptr_t ra) =20 addr =3D decode_basedisp_s(env, ipb, &ar); if (addr & 3) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return; } if (s390_cpu_virt_mem_read(cpu, addr, ar, &orig_orb, sizeof(orb))) { @@ -183,7 +183,7 @@ void ioinst_handle_ssch(S390CPU *cpu, uint64_t reg1, ui= nt32_t ipb, uintptr_t ra) copy_orb_from_guest(&orb, &orig_orb); if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid) || !ioinst_orb_valid(&orb)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return; } trace_ioinst_sch_id("ssch", cssid, ssid, schid); @@ -205,7 +205,7 @@ void ioinst_handle_stcrw(S390CPU *cpu, uint32_t ipb, ui= ntptr_t ra) =20 addr =3D decode_basedisp_s(env, ipb, &ar); if (addr & 3) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return; } =20 @@ -236,7 +236,7 @@ void ioinst_handle_stsch(S390CPU *cpu, uint64_t reg1, u= int32_t ipb, =20 addr =3D decode_basedisp_s(env, ipb, &ar); if (addr & 3) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return; } =20 @@ -247,7 +247,7 @@ void ioinst_handle_stsch(S390CPU *cpu, uint64_t reg1, u= int32_t ipb, * access execption if it is not) first. */ if (!s390_cpu_virt_mem_check_write(cpu, addr, ar, sizeof(schib))) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); } else { s390_cpu_virt_mem_handle_exc(cpu, ra); } @@ -299,13 +299,13 @@ int ioinst_handle_tsch(S390CPU *cpu, uint64_t reg1, u= int32_t ipb, uintptr_t ra) uint8_t ar; =20 if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return -EIO; } trace_ioinst_sch_id("tsch", cssid, ssid, schid); addr =3D decode_basedisp_s(env, ipb, &ar); if (addr & 3) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return -EIO; } =20 @@ -613,7 +613,7 @@ void ioinst_handle_chsc(S390CPU *cpu, uint32_t ipb, uin= tptr_t ra) addr =3D env->regs[reg]; /* Page boundary? */ if (addr & 0xfff) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); return; } /* @@ -629,7 +629,7 @@ void ioinst_handle_chsc(S390CPU *cpu, uint32_t ipb, uin= tptr_t ra) len =3D be16_to_cpu(req->len); /* Length field valid? */ if ((len < 16) || (len > 4088) || (len & 7)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return; } memset((char *)req + len, 0, TARGET_PAGE_SIZE - len); @@ -678,7 +678,7 @@ void ioinst_handle_schm(S390CPU *cpu, uint64_t reg1, ui= nt64_t reg2, trace_ioinst("schm"); =20 if (SCHM_REG1_RES(reg1)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return; } =20 @@ -687,7 +687,7 @@ void ioinst_handle_schm(S390CPU *cpu, uint64_t reg1, ui= nt64_t reg2, dct =3D SCHM_REG1_DCT(reg1); =20 if (update && (reg2 & 0x000000000000001f)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return; } =20 @@ -700,7 +700,7 @@ void ioinst_handle_rsch(S390CPU *cpu, uint64_t reg1, ui= ntptr_t ra) SubchDev *sch; =20 if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid)) { - s390_program_interrupt(&cpu->env, PGM_OPERAND, 4, ra); + s390_program_interrupt(&cpu->env, PGM_OPERAND, ra); return; } trace_ioinst_sch_id("rsch", cssid, ssid, schid); @@ -724,7 +724,7 @@ void ioinst_handle_rchp(S390CPU *cpu, uint64_t reg1, ui= ntptr_t ra) CPUS390XState *env =3D &cpu->env; =20 if (RCHP_REG1_RES(reg1)) { - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return; } =20 @@ -747,7 +747,7 @@ void ioinst_handle_rchp(S390CPU *cpu, uint64_t reg1, ui= ntptr_t ra) break; default: /* Invalid channel subsystem. */ - s390_program_interrupt(env, PGM_OPERAND, 4, ra); + s390_program_interrupt(env, PGM_OPERAND, ra); return; } setcc(cpu, cc); @@ -758,6 +758,6 @@ void ioinst_handle_sal(S390CPU *cpu, uint64_t reg1, uin= tptr_t ra) { /* We do not provide address limit checking, so let's suppress it. */ if (SAL_REG1_INVALID(reg1) || reg1 & 0x000000000000ffff) { - s390_program_interrupt(&cpu->env, PGM_OPERAND, 4, ra); + s390_program_interrupt(&cpu->env, PGM_OPERAND, ra); } } diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 08c5cc6a99..77d2eb96d4 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -71,7 +71,7 @@ static inline void check_alignment(CPUS390XState *env, ui= nt64_t v, int wordsize, uintptr_t ra) { if (v % wordsize) { - s390_program_interrupt(env, PGM_SPECIFICATION, 6, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } } =20 @@ -730,7 +730,7 @@ void HELPER(srst)(CPUS390XState *env, uint32_t r1, uint= 32_t r2) =20 /* Bits 32-55 must contain all 0. */ if (env->regs[0] & 0xffffff00u) { - s390_program_interrupt(env, PGM_SPECIFICATION, 6, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 str =3D get_address(env, r2); @@ -767,7 +767,7 @@ void HELPER(srstu)(CPUS390XState *env, uint32_t r1, uin= t32_t r2) =20 /* Bits 32-47 of R0 must be zero. */ if (env->regs[0] & 0xffff0000u) { - s390_program_interrupt(env, PGM_SPECIFICATION, 6, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 str =3D get_address(env, r2); @@ -846,7 +846,7 @@ uint32_t HELPER(mvpg)(CPUS390XState *env, uint64_t r0, = uint64_t r1, uint64_t r2) S390Access srca, desta; =20 if ((f && s) || extract64(r0, 12, 4)) { - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } =20 r1 =3D wrap_address(env, r1 & TARGET_PAGE_MASK); @@ -879,7 +879,7 @@ uint32_t HELPER(mvst)(CPUS390XState *env, uint32_t r1, = uint32_t r2) int i; =20 if (env->regs[0] & 0xffffff00ull) { - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 /* @@ -911,8 +911,7 @@ void HELPER(lam)(CPUS390XState *env, uint32_t r1, uint6= 4_t a2, uint32_t r3) int i; =20 if (a2 & 0x3) { - /* we either came here by lam or lamy, which have different length= s */ - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -932,7 +931,7 @@ void HELPER(stam)(CPUS390XState *env, uint32_t r1, uint= 64_t a2, uint32_t r3) int i; =20 if (a2 & 0x3) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -1888,7 +1887,7 @@ static uint32_t do_csst(CPUS390XState *env, uint32_t = r3, uint64_t a1, return cc; =20 spec_exception: - s390_program_interrupt(env, PGM_SPECIFICATION, 6, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); g_assert_not_reached(); } =20 @@ -1912,7 +1911,7 @@ void HELPER(lctlg)(CPUS390XState *env, uint32_t r1, u= int64_t a2, uint32_t r3) uint32_t i; =20 if (src & 0x7) { - s390_program_interrupt(env, PGM_SPECIFICATION, 6, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -1945,7 +1944,7 @@ void HELPER(lctl)(CPUS390XState *env, uint32_t r1, ui= nt64_t a2, uint32_t r3) uint32_t i; =20 if (src & 0x3) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -1976,7 +1975,7 @@ void HELPER(stctg)(CPUS390XState *env, uint32_t r1, u= int64_t a2, uint32_t r3) uint32_t i; =20 if (dest & 0x7) { - s390_program_interrupt(env, PGM_SPECIFICATION, 6, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -1996,7 +1995,7 @@ void HELPER(stctl)(CPUS390XState *env, uint32_t r1, u= int64_t a2, uint32_t r3) uint32_t i; =20 if (dest & 0x3) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -2168,7 +2167,7 @@ uint32_t HELPER(mvcs)(CPUS390XState *env, uint64_t l,= uint64_t a1, uint64_t a2) =20 if (!(env->psw.mask & PSW_MASK_DAT) || !(env->cregs[0] & CR0_SECONDARY= ) || psw_as =3D=3D AS_HOME || psw_as =3D=3D AS_ACCREG) { - s390_program_interrupt(env, PGM_SPECIAL_OP, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_SPECIAL_OP, ra); } =20 l =3D wrap_length32(env, l); @@ -2199,7 +2198,7 @@ uint32_t HELPER(mvcp)(CPUS390XState *env, uint64_t l,= uint64_t a1, uint64_t a2) =20 if (!(env->psw.mask & PSW_MASK_DAT) || !(env->cregs[0] & CR0_SECONDARY= ) || psw_as =3D=3D AS_HOME || psw_as =3D=3D AS_ACCREG) { - s390_program_interrupt(env, PGM_SPECIAL_OP, ILEN_AUTO, ra); + s390_program_interrupt(env, PGM_SPECIAL_OP, ra); } =20 l =3D wrap_length32(env, l); @@ -2226,7 +2225,7 @@ void HELPER(idte)(CPUS390XState *env, uint64_t r1, ui= nt64_t r2, uint32_t m4) uint16_t entries, i, index =3D 0; =20 if (r2 & 0xff000) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 if (!(r2 & 0x800)) { @@ -2370,7 +2369,7 @@ uint64_t HELPER(lra)(CPUS390XState *env, uint64_t add= r) =20 /* XXX incomplete - has more corner cases */ if (!(env->psw.mask & PSW_MASK_64) && (addr >> 32)) { - s390_program_interrupt(env, PGM_SPECIAL_OP, 2, GETPC()); + s390_program_interrupt(env, PGM_SPECIAL_OP, GETPC()); } =20 old_exc =3D cs->exception_index; @@ -2539,7 +2538,7 @@ uint32_t HELPER(mvcos)(CPUS390XState *env, uint64_t d= est, uint64_t src, __func__, dest, src, len); =20 if (!(env->psw.mask & PSW_MASK_DAT)) { - s390_program_interrupt(env, PGM_SPECIAL_OP, 6, ra); + s390_program_interrupt(env, PGM_SPECIAL_OP, ra); } =20 /* OAC (operand access control) for the first operand -> dest */ @@ -2570,14 +2569,14 @@ uint32_t HELPER(mvcos)(CPUS390XState *env, uint64_t= dest, uint64_t src, } =20 if (dest_a && dest_as =3D=3D AS_HOME && (env->psw.mask & PSW_MASK_PSTA= TE)) { - s390_program_interrupt(env, PGM_SPECIAL_OP, 6, ra); + s390_program_interrupt(env, PGM_SPECIAL_OP, ra); } if (!(env->cregs[0] & CR0_SECONDARY) && (dest_as =3D=3D AS_SECONDARY || src_as =3D=3D AS_SECONDARY)) { - s390_program_interrupt(env, PGM_SPECIAL_OP, 6, ra); + s390_program_interrupt(env, PGM_SPECIAL_OP, ra); } if (!psw_key_valid(env, dest_key) || !psw_key_valid(env, src_key)) { - s390_program_interrupt(env, PGM_PRIVILEGED, 6, ra); + s390_program_interrupt(env, PGM_PRIVILEGED, ra); } =20 len =3D wrap_length32(env, len); @@ -2591,7 +2590,7 @@ uint32_t HELPER(mvcos)(CPUS390XState *env, uint64_t d= est, uint64_t src, (env->psw.mask & PSW_MASK_PSTATE)) { qemu_log_mask(LOG_UNIMP, "%s: AR-mode and PSTATE support missing\n= ", __func__); - s390_program_interrupt(env, PGM_ADDRESSING, 6, ra); + s390_program_interrupt(env, PGM_ADDRESSING, ra); } =20 /* FIXME: Access using correct keys and AR-mode */ diff --git a/target/s390x/misc_helper.c b/target/s390x/misc_helper.c index 7530dcb8f3..9fbb37cfb9 100644 --- a/target/s390x/misc_helper.c +++ b/target/s390x/misc_helper.c @@ -106,7 +106,7 @@ uint32_t HELPER(servc)(CPUS390XState *env, uint64_t r1,= uint64_t r2) int r =3D sclp_service_call(env, r1, r2); qemu_mutex_unlock_iothread(); if (r < 0) { - s390_program_interrupt(env, -r, 4, GETPC()); + s390_program_interrupt(env, -r, GETPC()); } return r; } @@ -143,7 +143,7 @@ void HELPER(diag)(CPUS390XState *env, uint32_t r1, uint= 32_t r3, uint32_t num) } =20 if (r) { - s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, GETPC()); + s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } } =20 @@ -222,7 +222,7 @@ void HELPER(sckpf)(CPUS390XState *env, uint64_t r0) uint32_t val =3D r0; =20 if (val & 0xffff0000) { - s390_program_interrupt(env, PGM_SPECIFICATION, 2, GETPC()); + s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } env->todpr =3D val; } @@ -266,7 +266,7 @@ uint32_t HELPER(stsi)(CPUS390XState *env, uint64_t a0, = uint64_t r0, uint64_t r1) } =20 if ((r0 & STSI_R0_RESERVED_MASK) || (r1 & STSI_R1_RESERVED_MASK)) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 if ((r0 & STSI_R0_FC_MASK) =3D=3D STSI_R0_FC_CURRENT) { @@ -276,7 +276,7 @@ uint32_t HELPER(stsi)(CPUS390XState *env, uint64_t a0, = uint64_t r0, uint64_t r1) } =20 if (a0 & ~TARGET_PAGE_MASK) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 /* count the cpus and split them into configured and reserved ones */ @@ -509,7 +509,7 @@ uint32_t HELPER(tpi)(CPUS390XState *env, uint64_t addr) LowCore *lowcore; =20 if (addr & 0x3) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 qemu_mutex_lock_iothread(); @@ -573,17 +573,8 @@ void HELPER(chsc)(CPUS390XState *env, uint64_t inst) #ifndef CONFIG_USER_ONLY void HELPER(per_check_exception)(CPUS390XState *env) { - uint32_t ilen; - if (env->per_perc_atmid) { - /* - * FIXME: ILEN_AUTO is most probably the right thing to use. ilen - * always has to match the instruction referenced in the PSW. E.g. - * if a PER interrupt is triggered via EXECUTE, we have to use ilen - * of EXECUTE, while per_address contains the target of EXECUTE. - */ - ilen =3D get_ilen(cpu_ldub_code(env, env->per_address)); - s390_program_interrupt(env, PGM_PER, ilen, GETPC()); + s390_program_interrupt(env, PGM_PER, GETPC()); } } =20 @@ -673,7 +664,7 @@ uint32_t HELPER(stfle)(CPUS390XState *env, uint64_t add= r) int i; =20 if (addr & 0x7) { - s390_program_interrupt(env, PGM_SPECIFICATION, 4, ra); + s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 prepare_stfl(); @@ -746,7 +737,7 @@ void HELPER(sic)(CPUS390XState *env, uint64_t r1, uint6= 4_t r3) qemu_mutex_unlock_iothread(); /* css_do_sic() may actually return a PGM_xxx value to inject */ if (r) { - s390_program_interrupt(env, -r, 4, GETPC()); + s390_program_interrupt(env, -r, GETPC()); } } =20 --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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bh=q9Mr42wDaAqxtgZGR7xHO1prxR6bIhQ0Pkgg+dKZZYM=; b=P5WKWP2ZYogENnE5C5xKU3SmWnh5PnqXoQXWyBLIMHpjhAAK18oMxA6/3tHmC+UZFJ zkY5R7KQ8NpgVXDFbk1a2YMF5Z0zgwTq9gtxdBhMYXFjQRvZXj/VyzecgmBNEkNjg3MA 13AXdkVneO23GTjsjAE8WRD9qQQ+rGweNLE5dNBjkfRpWUf1F8VOZXJUBmmiBJWduQH7 NiSKh9/69KNOJrjFFpcDvB+aSGQqw6CjYAhGU2YUImLOGwVIyYacYKvdxrWQXjK8D4jg Cl1qjipH0zrifGBZ8LC5HFMVP4q4F/Edi/Jl/NraO34tui1t9z32MbjNr0xOSuCiDo7F 7Law== X-Gm-Message-State: APjAAAVbT3kQInuq99Fm5ZH+fdQP8N4qypxWTTzcoQGrVSvJNBUzDHxu 71rNzBil7XugRrwd5OkW4mWhslV1bFw= X-Google-Smtp-Source: APXvYqzp04prIQdKavouYfCEQV34R7uozNauCbHS3MZEARKuGDwLf5PHPrIWLR8sbXHzIeu/l/GLOg== X-Received: by 2002:a17:902:6b47:: with SMTP id g7mr4843152plt.198.1569515185253; Thu, 26 Sep 2019 09:26:25 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 05/18] target/s390x: Use tcg_s390_program_interrupt in TCG helpers Date: Thu, 26 Sep 2019 09:26:02 -0700 Message-Id: <20190926162615.31168-6-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190926162615.31168-1-richard.henderson@linaro.org> References: <20190926162615.31168-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.214.193 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Replace all uses of s390_program_interrupt within files that are marked CONFIG_TCG. These are necessarily tcg-only. This lets each of these users benefit from the QEMU_NORETURN attribute on tcg_s390_program_interrupt. Acked-by: David Hildenbrand Signed-off-by: Richard Henderson --- target/s390x/cc_helper.c | 4 ++-- target/s390x/crypto_helper.c | 7 +++---- target/s390x/excp_helper.c | 2 +- target/s390x/fpu_helper.c | 6 +++--- target/s390x/int_helper.c | 15 +++++++------- target/s390x/mem_helper.c | 40 ++++++++++++++++++------------------ target/s390x/misc_helper.c | 18 ++++++++-------- 7 files changed, 46 insertions(+), 46 deletions(-) diff --git a/target/s390x/cc_helper.c b/target/s390x/cc_helper.c index 3cb00bcb09..44731e4a85 100644 --- a/target/s390x/cc_helper.c +++ b/target/s390x/cc_helper.c @@ -21,6 +21,7 @@ #include "qemu/osdep.h" #include "cpu.h" #include "internal.h" +#include "tcg_s390x.h" #include "exec/exec-all.h" #include "exec/helper-proto.h" #include "qemu/host-utils.h" @@ -588,8 +589,7 @@ void HELPER(sacf)(CPUS390XState *env, uint64_t a1) break; default: HELPER_LOG("unknown sacf mode: %" PRIx64 "\n", a1); - s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); - break; + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } } #endif diff --git a/target/s390x/crypto_helper.c b/target/s390x/crypto_helper.c index 1f83987e9d..ff3fbc3950 100644 --- a/target/s390x/crypto_helper.c +++ b/target/s390x/crypto_helper.c @@ -13,6 +13,7 @@ #include "qemu/osdep.h" #include "qemu/main-loop.h" #include "internal.h" +#include "tcg_s390x.h" #include "exec/helper-proto.h" #include "exec/exec-all.h" #include "exec/cpu_ldst.h" @@ -34,16 +35,14 @@ uint32_t HELPER(msa)(CPUS390XState *env, uint32_t r1, u= int32_t r2, uint32_t r3, case S390_FEAT_TYPE_PCKMO: case S390_FEAT_TYPE_PCC: if (mod) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); - return 0; + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } break; } =20 s390_get_feat_block(type, subfunc); if (!test_be_bit(fc, subfunc)) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); - return 0; + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 switch (fc) { diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index 089623a248..dbff772d34 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -614,7 +614,7 @@ void s390x_cpu_do_unaligned_access(CPUState *cs, vaddr = addr, S390CPU *cpu =3D S390_CPU(cs); CPUS390XState *env =3D &cpu->env; =20 - s390_program_interrupt(env, PGM_SPECIFICATION, retaddr); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, retaddr); } =20 #endif /* CONFIG_USER_ONLY */ diff --git a/target/s390x/fpu_helper.c b/target/s390x/fpu_helper.c index 7228eb96e2..8bb9f54fd0 100644 --- a/target/s390x/fpu_helper.c +++ b/target/s390x/fpu_helper.c @@ -825,7 +825,7 @@ void HELPER(sfpc)(CPUS390XState *env, uint64_t fpc) { if (fpc_to_rnd[fpc & 0x7] =3D=3D -1 || fpc & 0x03030088u || (!s390_has_feat(S390_FEAT_FLOATING_POINT_EXT) && fpc & 0x4)) { - s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } =20 /* Install everything in the main FPC. */ @@ -843,7 +843,7 @@ void HELPER(sfas)(CPUS390XState *env, uint64_t fpc) =20 if (fpc_to_rnd[fpc & 0x7] =3D=3D -1 || fpc & 0x03030088u || (!s390_has_feat(S390_FEAT_FLOATING_POINT_EXT) && fpc & 0x4)) { - s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } =20 /* @@ -880,7 +880,7 @@ void HELPER(sfas)(CPUS390XState *env, uint64_t fpc) void HELPER(srnm)(CPUS390XState *env, uint64_t rnd) { if (rnd > 0x7 || fpc_to_rnd[rnd & 0x7] =3D=3D -1) { - s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } =20 env->fpc =3D deposit32(env->fpc, 0, 3, rnd); diff --git a/target/s390x/int_helper.c b/target/s390x/int_helper.c index 1d29a1fc1f..658507dd6d 100644 --- a/target/s390x/int_helper.c +++ b/target/s390x/int_helper.c @@ -21,6 +21,7 @@ #include "qemu/osdep.h" #include "cpu.h" #include "internal.h" +#include "tcg_s390x.h" #include "exec/exec-all.h" #include "qemu/host-utils.h" #include "exec/helper-proto.h" @@ -39,7 +40,7 @@ int64_t HELPER(divs32)(CPUS390XState *env, int64_t a, int= 64_t b64) int64_t q; =20 if (b =3D=3D 0) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); + tcg_s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } =20 ret =3D q =3D a / b; @@ -47,7 +48,7 @@ int64_t HELPER(divs32)(CPUS390XState *env, int64_t a, int= 64_t b64) =20 /* Catch non-representable quotient. */ if (ret !=3D q) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); + tcg_s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } =20 return ret; @@ -60,7 +61,7 @@ uint64_t HELPER(divu32)(CPUS390XState *env, uint64_t a, u= int64_t b64) uint64_t q; =20 if (b =3D=3D 0) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); + tcg_s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } =20 ret =3D q =3D a / b; @@ -68,7 +69,7 @@ uint64_t HELPER(divu32)(CPUS390XState *env, uint64_t a, u= int64_t b64) =20 /* Catch non-representable quotient. */ if (ret !=3D q) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); + tcg_s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } =20 return ret; @@ -79,7 +80,7 @@ int64_t HELPER(divs64)(CPUS390XState *env, int64_t a, int= 64_t b) { /* Catch divide by zero, and non-representable quotient (MIN / -1). */ if (b =3D=3D 0 || (b =3D=3D -1 && a =3D=3D (1ll << 63))) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); + tcg_s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } env->retxl =3D a % b; return a / b; @@ -92,7 +93,7 @@ uint64_t HELPER(divu64)(CPUS390XState *env, uint64_t ah, = uint64_t al, uint64_t ret; /* Signal divide by zero. */ if (b =3D=3D 0) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); + tcg_s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } if (ah =3D=3D 0) { /* 64 -> 64/64 case */ @@ -106,7 +107,7 @@ uint64_t HELPER(divu64)(CPUS390XState *env, uint64_t ah= , uint64_t al, env->retxl =3D a % b; ret =3D q; if (ret !=3D q) { - s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); + tcg_s390_program_interrupt(env, PGM_FIXPT_DIVIDE, GETPC()); } #else /* 32-bit hosts would need special wrapper functionality - just ab= ort if diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 77d2eb96d4..7d2a652823 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -21,6 +21,7 @@ #include "qemu/osdep.h" #include "cpu.h" #include "internal.h" +#include "tcg_s390x.h" #include "exec/helper-proto.h" #include "exec/exec-all.h" #include "exec/cpu_ldst.h" @@ -71,7 +72,7 @@ static inline void check_alignment(CPUS390XState *env, ui= nt64_t v, int wordsize, uintptr_t ra) { if (v % wordsize) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } } =20 @@ -730,7 +731,7 @@ void HELPER(srst)(CPUS390XState *env, uint32_t r1, uint= 32_t r2) =20 /* Bits 32-55 must contain all 0. */ if (env->regs[0] & 0xffffff00u) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 str =3D get_address(env, r2); @@ -767,7 +768,7 @@ void HELPER(srstu)(CPUS390XState *env, uint32_t r1, uin= t32_t r2) =20 /* Bits 32-47 of R0 must be zero. */ if (env->regs[0] & 0xffff0000u) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 str =3D get_address(env, r2); @@ -846,7 +847,7 @@ uint32_t HELPER(mvpg)(CPUS390XState *env, uint64_t r0, = uint64_t r1, uint64_t r2) S390Access srca, desta; =20 if ((f && s) || extract64(r0, 12, 4)) { - s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } =20 r1 =3D wrap_address(env, r1 & TARGET_PAGE_MASK); @@ -879,7 +880,7 @@ uint32_t HELPER(mvst)(CPUS390XState *env, uint32_t r1, = uint32_t r2) int i; =20 if (env->regs[0] & 0xffffff00ull) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 /* @@ -911,7 +912,7 @@ void HELPER(lam)(CPUS390XState *env, uint32_t r1, uint6= 4_t a2, uint32_t r3) int i; =20 if (a2 & 0x3) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -931,7 +932,7 @@ void HELPER(stam)(CPUS390XState *env, uint32_t r1, uint= 64_t a2, uint32_t r3) int i; =20 if (a2 & 0x3) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -1887,8 +1888,7 @@ static uint32_t do_csst(CPUS390XState *env, uint32_t = r3, uint64_t a1, return cc; =20 spec_exception: - s390_program_interrupt(env, PGM_SPECIFICATION, ra); - g_assert_not_reached(); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 uint32_t HELPER(csst)(CPUS390XState *env, uint32_t r3, uint64_t a1, uint64= _t a2) @@ -1911,7 +1911,7 @@ void HELPER(lctlg)(CPUS390XState *env, uint32_t r1, u= int64_t a2, uint32_t r3) uint32_t i; =20 if (src & 0x7) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -1944,7 +1944,7 @@ void HELPER(lctl)(CPUS390XState *env, uint32_t r1, ui= nt64_t a2, uint32_t r3) uint32_t i; =20 if (src & 0x3) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -1975,7 +1975,7 @@ void HELPER(stctg)(CPUS390XState *env, uint32_t r1, u= int64_t a2, uint32_t r3) uint32_t i; =20 if (dest & 0x7) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -1995,7 +1995,7 @@ void HELPER(stctl)(CPUS390XState *env, uint32_t r1, u= int64_t a2, uint32_t r3) uint32_t i; =20 if (dest & 0x3) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 for (i =3D r1;; i =3D (i + 1) % 16) { @@ -2225,7 +2225,7 @@ void HELPER(idte)(CPUS390XState *env, uint64_t r1, ui= nt64_t r2, uint32_t m4) uint16_t entries, i, index =3D 0; =20 if (r2 & 0xff000) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 if (!(r2 & 0x800)) { @@ -2369,7 +2369,7 @@ uint64_t HELPER(lra)(CPUS390XState *env, uint64_t add= r) =20 /* XXX incomplete - has more corner cases */ if (!(env->psw.mask & PSW_MASK_64) && (addr >> 32)) { - s390_program_interrupt(env, PGM_SPECIAL_OP, GETPC()); + tcg_s390_program_interrupt(env, PGM_SPECIAL_OP, GETPC()); } =20 old_exc =3D cs->exception_index; @@ -2538,7 +2538,7 @@ uint32_t HELPER(mvcos)(CPUS390XState *env, uint64_t d= est, uint64_t src, __func__, dest, src, len); =20 if (!(env->psw.mask & PSW_MASK_DAT)) { - s390_program_interrupt(env, PGM_SPECIAL_OP, ra); + tcg_s390_program_interrupt(env, PGM_SPECIAL_OP, ra); } =20 /* OAC (operand access control) for the first operand -> dest */ @@ -2569,14 +2569,14 @@ uint32_t HELPER(mvcos)(CPUS390XState *env, uint64_t= dest, uint64_t src, } =20 if (dest_a && dest_as =3D=3D AS_HOME && (env->psw.mask & PSW_MASK_PSTA= TE)) { - s390_program_interrupt(env, PGM_SPECIAL_OP, ra); + tcg_s390_program_interrupt(env, PGM_SPECIAL_OP, ra); } if (!(env->cregs[0] & CR0_SECONDARY) && (dest_as =3D=3D AS_SECONDARY || src_as =3D=3D AS_SECONDARY)) { - s390_program_interrupt(env, PGM_SPECIAL_OP, ra); + tcg_s390_program_interrupt(env, PGM_SPECIAL_OP, ra); } if (!psw_key_valid(env, dest_key) || !psw_key_valid(env, src_key)) { - s390_program_interrupt(env, PGM_PRIVILEGED, ra); + tcg_s390_program_interrupt(env, PGM_PRIVILEGED, ra); } =20 len =3D wrap_length32(env, len); @@ -2590,7 +2590,7 @@ uint32_t HELPER(mvcos)(CPUS390XState *env, uint64_t d= est, uint64_t src, (env->psw.mask & PSW_MASK_PSTATE)) { qemu_log_mask(LOG_UNIMP, "%s: AR-mode and PSTATE support missing\n= ", __func__); - s390_program_interrupt(env, PGM_ADDRESSING, ra); + tcg_s390_program_interrupt(env, PGM_ADDRESSING, ra); } =20 /* FIXME: Access using correct keys and AR-mode */ diff --git a/target/s390x/misc_helper.c b/target/s390x/misc_helper.c index 9fbb37cfb9..bfb457fb63 100644 --- a/target/s390x/misc_helper.c +++ b/target/s390x/misc_helper.c @@ -106,7 +106,7 @@ uint32_t HELPER(servc)(CPUS390XState *env, uint64_t r1,= uint64_t r2) int r =3D sclp_service_call(env, r1, r2); qemu_mutex_unlock_iothread(); if (r < 0) { - s390_program_interrupt(env, -r, GETPC()); + tcg_s390_program_interrupt(env, -r, GETPC()); } return r; } @@ -143,7 +143,7 @@ void HELPER(diag)(CPUS390XState *env, uint32_t r1, uint= 32_t r3, uint32_t num) } =20 if (r) { - s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } } =20 @@ -222,7 +222,7 @@ void HELPER(sckpf)(CPUS390XState *env, uint64_t r0) uint32_t val =3D r0; =20 if (val & 0xffff0000) { - s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, GETPC()); } env->todpr =3D val; } @@ -266,7 +266,7 @@ uint32_t HELPER(stsi)(CPUS390XState *env, uint64_t a0, = uint64_t r0, uint64_t r1) } =20 if ((r0 & STSI_R0_RESERVED_MASK) || (r1 & STSI_R1_RESERVED_MASK)) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 if ((r0 & STSI_R0_FC_MASK) =3D=3D STSI_R0_FC_CURRENT) { @@ -276,7 +276,7 @@ uint32_t HELPER(stsi)(CPUS390XState *env, uint64_t a0, = uint64_t r0, uint64_t r1) } =20 if (a0 & ~TARGET_PAGE_MASK) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 /* count the cpus and split them into configured and reserved ones */ @@ -509,7 +509,7 @@ uint32_t HELPER(tpi)(CPUS390XState *env, uint64_t addr) LowCore *lowcore; =20 if (addr & 0x3) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 qemu_mutex_lock_iothread(); @@ -574,7 +574,7 @@ void HELPER(chsc)(CPUS390XState *env, uint64_t inst) void HELPER(per_check_exception)(CPUS390XState *env) { if (env->per_perc_atmid) { - s390_program_interrupt(env, PGM_PER, GETPC()); + tcg_s390_program_interrupt(env, PGM_PER, GETPC()); } } =20 @@ -664,7 +664,7 @@ uint32_t HELPER(stfle)(CPUS390XState *env, uint64_t add= r) int i; =20 if (addr & 0x7) { - s390_program_interrupt(env, PGM_SPECIFICATION, ra); + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, ra); } =20 prepare_stfl(); @@ -737,7 +737,7 @@ void HELPER(sic)(CPUS390XState *env, uint64_t r1, uint6= 4_t r3) qemu_mutex_unlock_iothread(); /* css_do_sic() may actually return a PGM_xxx value to inject */ if (r) { - s390_program_interrupt(env, -r, GETPC()); + tcg_s390_program_interrupt(env, -r, GETPC()); } } =20 --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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charset="utf-8" Delay triggering an exception until the end, after we have determined ultimate success or failure, and also taken into account whether this is a non-faulting probe. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/excp_helper.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index dbff772d34..552098be5f 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -127,7 +127,7 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, CPUS390XState *env =3D &cpu->env; target_ulong vaddr, raddr; uint64_t asc; - int prot, fail; + int prot, fail, excp; =20 qemu_log_mask(CPU_LOG_MMU, "%s: addr 0x%" VADDR_PRIx " rw %d mmu_idx %= d\n", __func__, address, access_type, mmu_idx); @@ -141,12 +141,14 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, i= nt size, vaddr &=3D 0x7fffffff; } fail =3D mmu_translate(env, vaddr, access_type, asc, &raddr, &prot= , true); + excp =3D 0; /* exception already raised */ } else if (mmu_idx =3D=3D MMU_REAL_IDX) { /* 31-Bit mode */ if (!(env->psw.mask & PSW_MASK_64)) { vaddr &=3D 0x7fffffff; } fail =3D mmu_translate_real(env, vaddr, access_type, &raddr, &prot= ); + excp =3D 0; /* exception already raised */ } else { g_assert_not_reached(); } @@ -159,7 +161,7 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, qemu_log_mask(CPU_LOG_MMU, "%s: raddr %" PRIx64 " > ram_size %" PRIx64 "\n", __func__, (uint64_t)raddr, (uint64_t)ram_size); - trigger_pgm_exception(env, PGM_ADDRESSING, ILEN_AUTO); + excp =3D PGM_ADDRESSING; fail =3D 1; } =20 @@ -175,6 +177,9 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, return false; } =20 + if (excp) { + trigger_pgm_exception(env, excp, ILEN_AUTO); + } cpu_restore_state(cs, retaddr, true); =20 /* --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; 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charset="utf-8" As a step toward moving all excption handling out of mmu_translate, copy handling of the LowCore tec value from trigger_access_exception into s390_cpu_tlb_fill. So far this new plumbing isn't used. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/excp_helper.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index 552098be5f..ab2ed47fef 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -126,7 +126,7 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, S390CPU *cpu =3D S390_CPU(cs); CPUS390XState *env =3D &cpu->env; target_ulong vaddr, raddr; - uint64_t asc; + uint64_t asc, tec; int prot, fail, excp; =20 qemu_log_mask(CPU_LOG_MMU, "%s: addr 0x%" VADDR_PRIx " rw %d mmu_idx %= d\n", @@ -162,6 +162,7 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, "%s: raddr %" PRIx64 " > ram_size %" PRIx64 "\n", __func__, (uint64_t)raddr, (uint64_t)ram_size); excp =3D PGM_ADDRESSING; + tec =3D 0; /* unused */ fail =3D 1; } =20 @@ -178,6 +179,10 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, in= t size, } =20 if (excp) { + if (excp !=3D PGM_ADDRESSING) { + stq_phys(env_cpu(env)->as, + env->psa + offsetof(LowCore, trans_exc_code), tec); + } trigger_pgm_exception(env, excp, ILEN_AUTO); } cpu_restore_state(cs, retaddr, true); --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1569516435; cv=none; d=zoho.com; s=zohoarc; b=e5qYmDLhI/HE0zaXDcO+Gmmec4J9ly2w1kEpz+9JOWzvG2G2QT203cZw7vOXZwoIBPUKAvpS9isIeVNH0C7Bwou4vvaNHUR/LGcb9MlsErIkVBD0RX/2KvO2QOmWQy6SNyVGz6sETtfFuYlaYiMQHEqnELdiidR6+5Ys7BcSGBk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1569516435; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; 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charset="utf-8" Do not raise the exception directly within mmu_translate_real, but pass it back so that caller may do so. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/internal.h | 2 +- target/s390x/excp_helper.c | 4 ++-- target/s390x/mmu_helper.c | 8 ++++---- 3 files changed, 7 insertions(+), 7 deletions(-) diff --git a/target/s390x/internal.h b/target/s390x/internal.h index c243fa725b..c4388aaf23 100644 --- a/target/s390x/internal.h +++ b/target/s390x/internal.h @@ -362,7 +362,7 @@ void probe_write_access(CPUS390XState *env, uint64_t ad= dr, uint64_t len, int mmu_translate(CPUS390XState *env, target_ulong vaddr, int rw, uint64_t= asc, target_ulong *raddr, int *flags, bool exc); int mmu_translate_real(CPUS390XState *env, target_ulong raddr, int rw, - target_ulong *addr, int *flags); + target_ulong *addr, int *flags, uint64_t *tec); =20 =20 /* misc_helper.c */ diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index ab2ed47fef..906b87c071 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -147,8 +147,8 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, if (!(env->psw.mask & PSW_MASK_64)) { vaddr &=3D 0x7fffffff; } - fail =3D mmu_translate_real(env, vaddr, access_type, &raddr, &prot= ); - excp =3D 0; /* exception already raised */ + excp =3D mmu_translate_real(env, vaddr, access_type, &raddr, &prot= , &tec); + fail =3D excp; } else { g_assert_not_reached(); } diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c index 3ef40a37a7..b783c62bd7 100644 --- a/target/s390x/mmu_helper.c +++ b/target/s390x/mmu_helper.c @@ -523,10 +523,10 @@ void s390_cpu_virt_mem_handle_exc(S390CPU *cpu, uintp= tr_t ra) * @param rw 0 =3D read, 1 =3D write, 2 =3D code fetch * @param addr the translated address is stored to this pointer * @param flags the PAGE_READ/WRITE/EXEC flags are stored to this pointer - * @return 0 if the translation was successful, < 0 if a fault occur= red + * @return 0 =3D success, !=3D 0, the exception to raise */ int mmu_translate_real(CPUS390XState *env, target_ulong raddr, int rw, - target_ulong *addr, int *flags) + target_ulong *addr, int *flags, uint64_t *tec) { const bool lowprot_enabled =3D env->cregs[0] & CR0_LOWPROT; =20 @@ -535,8 +535,8 @@ int mmu_translate_real(CPUS390XState *env, target_ulong= raddr, int rw, /* see comment in mmu_translate() how this works */ *flags |=3D PAGE_WRITE_INV; if (is_low_address(raddr) && rw =3D=3D MMU_DATA_STORE) { - trigger_access_exception(env, PGM_PROTECTION, ILEN_AUTO, 0); - return -EACCES; + *tec =3D 0; + return PGM_PROTECTION; } } =20 --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1569516916; cv=none; d=zoho.com; s=zohoarc; b=buBf3v4Z8ZpCgK1EWs2X7T6yJ5Af0ZZ48IoglE4Sa8jeqiRx7JO9UewyEGvE0Nd2i5MHioTxIj55T7uox8dogmHUQVCA7FOL/+g16kpC2Cr/CL/OR1SHHNSpR0jj0FY0xR8G1AxYtBqW1GvZNq+mMAV8hEEnZ+Xw5EvWnqU8qlw= ARC-Message-Signature: i=1; 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Thu, 26 Sep 2019 09:26:30 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 09/18] target/s390x: Remove exc argument to mmu_translate_asce Date: Thu, 26 Sep 2019 09:26:06 -0700 Message-Id: <20190926162615.31168-10-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190926162615.31168-1-richard.henderson@linaro.org> References: <20190926162615.31168-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.215.194 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Now that mmu_translate_asce returns the exception instead of raising it, the argument is unused. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/mmu_helper.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c index b783c62bd7..ed6570db62 100644 --- a/target/s390x/mmu_helper.c +++ b/target/s390x/mmu_helper.c @@ -113,7 +113,7 @@ static inline int read_table_entry(hwaddr gaddr, uint64= _t *entry) =20 static int mmu_translate_asce(CPUS390XState *env, target_ulong vaddr, uint64_t asc, uint64_t asce, target_ulong *r= addr, - int *flags, int rw, bool exc) + int *flags, int rw) { const bool edat1 =3D (env->cregs[0] & CR0_EDAT) && s390_has_feat(S390_FEAT_EDAT); @@ -402,7 +402,7 @@ int mmu_translate(CPUS390XState *env, target_ulong vadd= r, int rw, uint64_t asc, } =20 /* perform the DAT translation */ - r =3D mmu_translate_asce(env, vaddr, asc, asce, raddr, flags, rw, exc); + r =3D mmu_translate_asce(env, vaddr, asc, asce, raddr, flags, rw); if (unlikely(r)) { if (exc) { trigger_access_exception(env, r, ilen, tec); 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charset="utf-8" Do not raise the exception directly within mmu_translate, but pass it back so that caller may do so. Signed-off-by: Richard Henderson --- target/s390x/internal.h | 2 +- target/s390x/excp_helper.c | 4 ++-- target/s390x/mem_helper.c | 13 ++++++++++--- target/s390x/mmu_helper.c | 36 ++++++++++++++---------------------- 4 files changed, 27 insertions(+), 28 deletions(-) diff --git a/target/s390x/internal.h b/target/s390x/internal.h index c4388aaf23..c993c3ef40 100644 --- a/target/s390x/internal.h +++ b/target/s390x/internal.h @@ -360,7 +360,7 @@ void probe_write_access(CPUS390XState *env, uint64_t ad= dr, uint64_t len, =20 /* mmu_helper.c */ int mmu_translate(CPUS390XState *env, target_ulong vaddr, int rw, uint64_t= asc, - target_ulong *raddr, int *flags, bool exc); + target_ulong *raddr, int *flags, uint64_t *tec); int mmu_translate_real(CPUS390XState *env, target_ulong raddr, int rw, target_ulong *addr, int *flags, uint64_t *tec); =20 diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index 906b87c071..6a0728b65f 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -140,8 +140,8 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, if (!(env->psw.mask & PSW_MASK_64)) { vaddr &=3D 0x7fffffff; } - fail =3D mmu_translate(env, vaddr, access_type, asc, &raddr, &prot= , true); - excp =3D 0; /* exception already raised */ + excp =3D mmu_translate(env, vaddr, access_type, asc, &raddr, &prot= , &tec); + fail =3D excp; } else if (mmu_idx =3D=3D MMU_REAL_IDX) { /* 31-Bit mode */ if (!(env->psw.mask & PSW_MASK_64)) { diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 7d2a652823..e15aa296dd 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -2364,8 +2364,8 @@ uint64_t HELPER(lra)(CPUS390XState *env, uint64_t add= r) CPUState *cs =3D env_cpu(env); uint32_t cc =3D 0; uint64_t asc =3D env->psw.mask & PSW_MASK_ASC; - uint64_t ret; - int old_exc, flags; + uint64_t ret, tec; + int old_exc, flags, exc; =20 /* XXX incomplete - has more corner cases */ if (!(env->psw.mask & PSW_MASK_64) && (addr >> 32)) { @@ -2373,7 +2373,14 @@ uint64_t HELPER(lra)(CPUS390XState *env, uint64_t ad= dr) } =20 old_exc =3D cs->exception_index; - if (mmu_translate(env, addr, 0, asc, &ret, &flags, true)) { + exc =3D mmu_translate(env, addr, 0, asc, &ret, &flags, &tec); + if (exc) { + /* + * We don't care about ILEN or TEC, as we're not going to + * deliver the exception -- thus resetting exception_index below. + * TODO: clean this up. + */ + trigger_pgm_exception(env, exc, ILEN_UNWIND); cc =3D 3; } if (cs->exception_index =3D=3D EXCP_PGM) { diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c index ed6570db62..a9219942b1 100644 --- a/target/s390x/mmu_helper.c +++ b/target/s390x/mmu_helper.c @@ -349,17 +349,15 @@ static void mmu_handle_skey(target_ulong addr, int rw= , int *flags) * @return 0 if the translation was successful, -1 if a fault occurr= ed */ int mmu_translate(CPUS390XState *env, target_ulong vaddr, int rw, uint64_t= asc, - target_ulong *raddr, int *flags, bool exc) + target_ulong *raddr, int *flags, uint64_t *tec) { - /* Code accesses have an undefined ilc, let's use 2 bytes. */ - const int ilen =3D (rw =3D=3D MMU_INST_FETCH) ? 2 : ILEN_AUTO; - uint64_t tec =3D (vaddr & TARGET_PAGE_MASK) | (asc >> 46) | - (rw =3D=3D MMU_DATA_STORE ? FS_WRITE : FS_READ); uint64_t asce; int r; =20 - + *tec =3D (vaddr & TARGET_PAGE_MASK) | (asc >> 46) | + (rw =3D=3D MMU_DATA_STORE ? FS_WRITE : FS_READ); *flags =3D PAGE_READ | PAGE_WRITE | PAGE_EXEC; + if (is_low_address(vaddr & TARGET_PAGE_MASK) && lowprot_enabled(env, a= sc)) { /* * If any part of this page is currently protected, make sure the @@ -371,10 +369,7 @@ int mmu_translate(CPUS390XState *env, target_ulong vad= dr, int rw, uint64_t asc, */ *flags |=3D PAGE_WRITE_INV; if (is_low_address(vaddr) && rw =3D=3D MMU_DATA_STORE) { - if (exc) { - trigger_access_exception(env, PGM_PROTECTION, ILEN_AUTO, 0= ); - } - return -EACCES; + return PGM_PROTECTION; } } =20 @@ -404,20 +399,14 @@ int mmu_translate(CPUS390XState *env, target_ulong va= ddr, int rw, uint64_t asc, /* perform the DAT translation */ r =3D mmu_translate_asce(env, vaddr, asc, asce, raddr, flags, rw); if (unlikely(r)) { - if (exc) { - trigger_access_exception(env, r, ilen, tec); - } - return -1; + return r; } =20 /* check for DAT protection */ if (unlikely(rw =3D=3D MMU_DATA_STORE && !(*flags & PAGE_WRITE))) { - if (exc) { - /* DAT sets bit 61 only */ - tec |=3D 0x4; - trigger_access_exception(env, PGM_PROTECTION, ilen, tec); - } - return -1; + /* DAT sets bit 61 only */ + *tec |=3D 0x4; + return PGM_PROTECTION; } =20 nodat: @@ -441,9 +430,12 @@ static int translate_pages(S390CPU *cpu, vaddr addr, i= nt nr_pages, int ret, i, pflags; =20 for (i =3D 0; i < nr_pages; i++) { - ret =3D mmu_translate(env, addr, is_write, asc, &pages[i], &pflags= , true); + uint64_t tec; + + ret =3D mmu_translate(env, addr, is_write, asc, &pages[i], &pflags= , &tec); if (ret) { - return ret; + trigger_access_exception(env, ret, ILEN_AUTO, tec); + return -EFAULT; } if (!address_space_access_valid(&address_space_memory, pages[i], TARGET_PAGE_SIZE, is_write, --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; 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charset="utf-8" Do not raise the exception directly within translate_pages, but pass it back so that caller may do so. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/mmu_helper.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c index a9219942b1..5ecd9ee87e 100644 --- a/target/s390x/mmu_helper.c +++ b/target/s390x/mmu_helper.c @@ -423,25 +423,22 @@ nodat: * the MEMOP interface. */ static int translate_pages(S390CPU *cpu, vaddr addr, int nr_pages, - target_ulong *pages, bool is_write) + target_ulong *pages, bool is_write, uint64_t *t= ec) { uint64_t asc =3D cpu->env.psw.mask & PSW_MASK_ASC; CPUS390XState *env =3D &cpu->env; int ret, i, pflags; =20 for (i =3D 0; i < nr_pages; i++) { - uint64_t tec; - - ret =3D mmu_translate(env, addr, is_write, asc, &pages[i], &pflags= , &tec); + ret =3D mmu_translate(env, addr, is_write, asc, &pages[i], &pflags= , tec); if (ret) { - trigger_access_exception(env, ret, ILEN_AUTO, tec); - return -EFAULT; + return ret; } if (!address_space_access_valid(&address_space_memory, pages[i], TARGET_PAGE_SIZE, is_write, MEMTXATTRS_UNSPECIFIED)) { - trigger_access_exception(env, PGM_ADDRESSING, ILEN_AUTO, 0); - return -EFAULT; + *tec =3D 0; /* unused */ + return PGM_ADDRESSING; } addr +=3D TARGET_PAGE_SIZE; } @@ -469,6 +466,7 @@ int s390_cpu_virt_mem_rw(S390CPU *cpu, vaddr laddr, uin= t8_t ar, void *hostbuf, { int currlen, nr_pages, i; target_ulong *pages; + uint64_t tec; int ret; =20 if (kvm_enabled()) { @@ -482,8 +480,10 @@ int s390_cpu_virt_mem_rw(S390CPU *cpu, vaddr laddr, ui= nt8_t ar, void *hostbuf, + 1; pages =3D g_malloc(nr_pages * sizeof(*pages)); =20 - ret =3D translate_pages(cpu, laddr, nr_pages, pages, is_write); - if (ret =3D=3D 0 && hostbuf !=3D NULL) { + ret =3D translate_pages(cpu, laddr, nr_pages, pages, is_write, &tec); + if (ret) { + trigger_access_exception(&cpu->env, ret, ILEN_AUTO, tec); + } else if (hostbuf !=3D NULL) { /* Copy data by stepping through the area page by page */ for (i =3D 0; i < nr_pages; i++) { currlen =3D MIN(len, TARGET_PAGE_SIZE - (laddr % TARGET_PAGE_S= IZE)); --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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bh=4k4lvT04oMAR1JlrF0Tsj3jcXJHGRIvEwhrMLXeNKHo=; b=ZCDkSlmTbP4EVws8494Q+SWIhO95D7Eqxv8P98/qFDlWGDgljcfjSnf4C2nV72LkQ0 7ujo2ZkC+rm8vGhZp5hTNGoGQ6ZjQTNtY+gXprPfD4ZUELRoaHBmJruiZ+J6HeM9QMlg Xo7KCbjNiZ02UZPPYzJ6ylYMaKLmeiDBP6aGhW5tCNwom5P/rUj/NYW8ekJhJG4EV98N hzghqCdiYfH4DyDe+LrFBa7rLCh5VQkickaBvxsJD4O7AdSgy6/nA/lTaZ/AS1w1x9rG HO1Wcop1B0zn3KAJcw+2+RCKUlvs/cNi+HqH9ctXTKm8PGNo6rw4n7ICjoUoPKqaq+to m9jQ== X-Gm-Message-State: APjAAAUtTgiv8olhIfy24vH6D1l7DKXdU0oNksW9ITR88/JM2t1wlrOP YkbtzTQ9dCGL3JmM4LPlb+rtjGB527k= X-Google-Smtp-Source: APXvYqxZhkpO+/zPuBl8Ag5yb0wBKfRADQRdjoIajYs5kBjbYes1/hf9zVUeKQWXhHqXJXshU33amw== X-Received: by 2002:a17:90a:e290:: with SMTP id d16mr4579073pjz.86.1569515194863; Thu, 26 Sep 2019 09:26:34 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 12/18] target/s390x: Remove fail variable from s390_cpu_tlb_fill Date: Thu, 26 Sep 2019 09:26:09 -0700 Message-Id: <20190926162615.31168-13-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190926162615.31168-1-richard.henderson@linaro.org> References: <20190926162615.31168-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.210.169 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Now that excp always contains a real exception number, we can use that instead of a separate fail variable. This allows a redundant test to be removed. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/excp_helper.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index 6a0728b65f..98a1ee8317 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -127,7 +127,7 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, CPUS390XState *env =3D &cpu->env; target_ulong vaddr, raddr; uint64_t asc, tec; - int prot, fail, excp; + int prot, excp; =20 qemu_log_mask(CPU_LOG_MMU, "%s: addr 0x%" VADDR_PRIx " rw %d mmu_idx %= d\n", __func__, address, access_type, mmu_idx); @@ -141,20 +141,18 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, i= nt size, vaddr &=3D 0x7fffffff; } excp =3D mmu_translate(env, vaddr, access_type, asc, &raddr, &prot= , &tec); - fail =3D excp; } else if (mmu_idx =3D=3D MMU_REAL_IDX) { /* 31-Bit mode */ if (!(env->psw.mask & PSW_MASK_64)) { vaddr &=3D 0x7fffffff; } excp =3D mmu_translate_real(env, vaddr, access_type, &raddr, &prot= , &tec); - fail =3D excp; } else { g_assert_not_reached(); } =20 /* check out of RAM access */ - if (!fail && + if (!excp && !address_space_access_valid(&address_space_memory, raddr, TARGET_PAGE_SIZE, access_type, MEMTXATTRS_UNSPECIFIED)) { @@ -163,10 +161,9 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, in= t size, __func__, (uint64_t)raddr, (uint64_t)ram_size); excp =3D PGM_ADDRESSING; tec =3D 0; /* unused */ - fail =3D 1; } =20 - if (!fail) { + if (!excp) { qemu_log_mask(CPU_LOG_MMU, "%s: set tlb %" PRIx64 " -> %" PRIx64 " (%x)\n", __func__, (uint64_t)vaddr, (uint64_t)raddr, prot); @@ -178,13 +175,11 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, i= nt size, return false; } =20 - if (excp) { - if (excp !=3D PGM_ADDRESSING) { - stq_phys(env_cpu(env)->as, - env->psa + offsetof(LowCore, trans_exc_code), tec); - } - trigger_pgm_exception(env, excp, ILEN_AUTO); + if (excp !=3D PGM_ADDRESSING) { + stq_phys(env_cpu(env)->as, + env->psa + offsetof(LowCore, trans_exc_code), tec); } + trigger_pgm_exception(env, excp, ILEN_AUTO); 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charset="utf-8" We currently call trigger_pgm_exception to set cs->exception_index and env->int_pgm_code and then read the values back and then reset cs->exception_index so that the exception is not delivered. Instead, use the exception type that we already have directly without ever triggering an exception that must be suppressed. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/mem_helper.c | 17 +++-------------- 1 file changed, 3 insertions(+), 14 deletions(-) diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index e15aa296dd..4254548935 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -2361,34 +2361,23 @@ void HELPER(sturg)(CPUS390XState *env, uint64_t add= r, uint64_t v1) /* load real address */ uint64_t HELPER(lra)(CPUS390XState *env, uint64_t addr) { - CPUState *cs =3D env_cpu(env); - uint32_t cc =3D 0; uint64_t asc =3D env->psw.mask & PSW_MASK_ASC; uint64_t ret, tec; - int old_exc, flags, exc; + int flags, exc, cc; =20 /* XXX incomplete - has more corner cases */ if (!(env->psw.mask & PSW_MASK_64) && (addr >> 32)) { tcg_s390_program_interrupt(env, PGM_SPECIAL_OP, GETPC()); } =20 - old_exc =3D cs->exception_index; exc =3D mmu_translate(env, addr, 0, asc, &ret, &flags, &tec); if (exc) { - /* - * We don't care about ILEN or TEC, as we're not going to - * deliver the exception -- thus resetting exception_index below. - * TODO: clean this up. - */ - trigger_pgm_exception(env, exc, ILEN_UNWIND); cc =3D 3; - } - if (cs->exception_index =3D=3D EXCP_PGM) { - ret =3D env->int_pgm_code | 0x80000000; + ret =3D exc | 0x80000000; } else { + cc =3D 0; ret |=3D addr & ~TARGET_PAGE_MASK; } - cs->exception_index =3D old_exc; =20 env->cc_op =3D cc; return ret; --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1569516388; cv=none; d=zoho.com; s=zohoarc; b=EPJa4UZYetddfncJKfVEdXLOeKmWegWNyT/mOsO3YSPM2z8SUOloKDIeW0U3nYpFCg41MN0ZBhOClG+ZOZp2nt4k+wkqyEsxxnWIHLVxOsm0sdQvb/6P+yL1qvYfIk1Kc1clkERTB3CzIMZfzmVoEf5IHWfoOumPv6+w4LoEwjw= ARC-Message-Signature: i=1; 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Thu, 26 Sep 2019 09:26:37 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 14/18] target/s390x: Rely on unwinding in s390_cpu_tlb_fill Date: Thu, 26 Sep 2019 09:26:11 -0700 Message-Id: <20190926162615.31168-15-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190926162615.31168-1-richard.henderson@linaro.org> References: <20190926162615.31168-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.215.193 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" We currently set ilen to AUTO, then overwrite that during unwinding, then overwrite that for the code access case. This can be simplified to setting ilen to our arbitrary value for the (undefined) code access case, then rely on unwinding to overwrite that with the correct value for the data access case. Signed-off-by: Richard Henderson --- target/s390x/excp_helper.c | 23 +++++++---------------- 1 file changed, 7 insertions(+), 16 deletions(-) diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index 98a1ee8317..8ce992e639 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -96,7 +96,7 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int s= ize, { S390CPU *cpu =3D S390_CPU(cs); =20 - trigger_pgm_exception(&cpu->env, PGM_ADDRESSING, ILEN_AUTO); + trigger_pgm_exception(&cpu->env, PGM_ADDRESSING, ILEN_UNWIND); /* On real machines this value is dropped into LowMem. Since this is userland, simply put this someplace that cpu_loop can find it. = */ cpu->env.__excp_addr =3D address; @@ -179,24 +179,15 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, i= nt size, stq_phys(env_cpu(env)->as, env->psa + offsetof(LowCore, trans_exc_code), tec); } - trigger_pgm_exception(env, excp, ILEN_AUTO); - cpu_restore_state(cs, retaddr, true); =20 /* - * The ILC value for code accesses is undefined. The important - * thing here is to *not* leave env->int_pgm_ilen set to ILEN_AUTO, - * which would cause do_program_interrupt to attempt to read from - * env->psw.addr again. C.f. the condition in trigger_page_fault, - * but is not universally applied. - * - * ??? If we remove ILEN_AUTO, by moving the computation of ILEN - * into cpu_restore_state, then we may remove this entirely. + * For data accesses, ILEN will be filled in from the unwind info, + * within cpu_loop_exit_restore. For code accesses, retaddr =3D=3D 0, + * and so unwinding will not occur. However, ILEN is also undefined + * for that case -- we choose to set ILEN =3D 2. */ - if (access_type =3D=3D MMU_INST_FETCH) { - env->int_pgm_ilen =3D 2; - } - - cpu_loop_exit(cs); + trigger_pgm_exception(env, excp, 2); + cpu_loop_exit_restore(cs, retaddr); } =20 static void do_program_interrupt(CPUS390XState *env) --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1569516691; cv=none; d=zoho.com; s=zohoarc; b=U2ggf5st9WLFZMjvhuBdhH6gnPxve+U+303iFkmDVUEFVqCHlicF9hnmllMY/iriXv7CRsOya9ky1r3lyhyaTe6ynj88O/DbcWsuleKf+FLBauq1gtjO2o3Btr0VxIV5en/A2f74IEZBvWw6APTPY8XvT23oc2IOu4sg6uGunng= ARC-Message-Signature: i=1; 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Thu, 26 Sep 2019 09:26:38 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 15/18] target/s390x: Rely on unwinding in s390_cpu_virt_mem_rw Date: Thu, 26 Sep 2019 09:26:12 -0700 Message-Id: <20190926162615.31168-16-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190926162615.31168-1-richard.henderson@linaro.org> References: <20190926162615.31168-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.215.195 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" For TCG, we will always call s390_cpu_virt_mem_handle_exc, which will go through the unwinder to set ILEN. For KVM, we do not go through do_program_interrupt, so this argument is unused. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/mmu_helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c index 5ecd9ee87e..bf7fddb056 100644 --- a/target/s390x/mmu_helper.c +++ b/target/s390x/mmu_helper.c @@ -482,7 +482,7 @@ int s390_cpu_virt_mem_rw(S390CPU *cpu, vaddr laddr, uin= t8_t ar, void *hostbuf, =20 ret =3D translate_pages(cpu, laddr, nr_pages, pages, is_write, &tec); if (ret) { - trigger_access_exception(&cpu->env, ret, ILEN_AUTO, tec); + trigger_access_exception(&cpu->env, ret, ILEN_UNWIND, tec); } else if (hostbuf !=3D NULL) { /* Copy data by stepping through the area page by page */ for (i =3D 0; i < nr_pages; i++) { --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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charset="utf-8" This setting is no longer used. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/cpu.h | 2 -- target/s390x/excp_helper.c | 3 --- 2 files changed, 5 deletions(-) diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h index a5eab491cd..fc941c7d76 100644 --- a/target/s390x/cpu.h +++ b/target/s390x/cpu.h @@ -816,8 +816,6 @@ void s390_io_interrupt(uint16_t subchannel_id, uint16_t= subchannel_nr, uint32_t io_int_parm, uint32_t io_int_word); /* instruction length set by unwind info */ #define ILEN_UNWIND 0 -/* automatically detect the instruction length */ -#define ILEN_AUTO 0xff #define RA_IGNORED 0 void s390_program_interrupt(CPUS390XState *env, uint32_t code, uintptr_t r= a); /* service interrupts are floating therefore we must not pass an cpustate = */ diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index 8ce992e639..c252e9a7d8 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -196,9 +196,6 @@ static void do_program_interrupt(CPUS390XState *env) LowCore *lowcore; 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Thu, 26 Sep 2019 09:26:40 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 17/18] target/s390x: Remove ilen argument from trigger_access_exception Date: Thu, 26 Sep 2019 09:26:14 -0700 Message-Id: <20190926162615.31168-18-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190926162615.31168-1-richard.henderson@linaro.org> References: <20190926162615.31168-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.210.195 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" The single caller passes ILEN_UNWIND; pass that along to trigger_pgm_exception directly. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/mmu_helper.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c index bf7fddb056..e6c3139c57 100644 --- a/target/s390x/mmu_helper.c +++ b/target/s390x/mmu_helper.c @@ -33,7 +33,7 @@ #define FS_WRITE 0x400 =20 static void trigger_access_exception(CPUS390XState *env, uint32_t type, - uint32_t ilen, uint64_t tec) + uint64_t tec) { S390CPU *cpu =3D env_archcpu(env); =20 @@ -44,7 +44,7 @@ static void trigger_access_exception(CPUS390XState *env, = uint32_t type, if (type !=3D PGM_ADDRESSING) { stq_phys(cs->as, env->psa + offsetof(LowCore, trans_exc_code),= tec); } - trigger_pgm_exception(env, type, ilen); + trigger_pgm_exception(env, type, ILEN_UNWIND); } } =20 @@ -482,7 +482,7 @@ int s390_cpu_virt_mem_rw(S390CPU *cpu, vaddr laddr, uin= t8_t ar, void *hostbuf, =20 ret =3D translate_pages(cpu, laddr, nr_pages, pages, is_write, &tec); if (ret) { - trigger_access_exception(&cpu->env, ret, ILEN_UNWIND, tec); + trigger_access_exception(&cpu->env, ret, tec); } else if (hostbuf !=3D NULL) { /* Copy data by stepping through the area page by page */ for (i =3D 0; i < nr_pages; i++) { --=20 2.17.1 From nobody Mon May 6 12:45:48 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1569517835; cv=none; d=zoho.com; s=zohoarc; b=Qze2Fw8h2xCXqW2cxOEHid9s2UX7luOY8Fv6XMJvZKQONJWE0g78EsXjfDE6NjZHY+W8B7VU4cTe4jza9g5lrLMhfz8ULnlHBSnn23hzOd3MBTFnlyxozToBCbld2oL55s22VxdCk/oA495K0o39+yuRX3iiU4w3yXTLwlgRXbk= ARC-Message-Signature: i=1; a=rsa-sha256; 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Thu, 26 Sep 2019 09:26:42 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 18/18] target/s390x: Remove ilen argument from trigger_pgm_exception Date: Thu, 26 Sep 2019 09:26:15 -0700 Message-Id: <20190926162615.31168-19-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190926162615.31168-1-richard.henderson@linaro.org> References: <20190926162615.31168-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.215.194 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" All but one caller passes ILEN_UNWIND, which is not stored. For the one use case in s390_cpu_tlb_fill, set int_pgm_ilen directly, simply to avoid the assert within do_program_interrupt. Signed-off-by: Richard Henderson Reviewed-by: David Hildenbrand --- target/s390x/internal.h | 2 +- target/s390x/excp_helper.c | 7 ++++--- target/s390x/interrupt.c | 7 ++----- target/s390x/mmu_helper.c | 2 +- 4 files changed, 8 insertions(+), 10 deletions(-) diff --git a/target/s390x/internal.h b/target/s390x/internal.h index c993c3ef40..d37816104d 100644 --- a/target/s390x/internal.h +++ b/target/s390x/internal.h @@ -317,7 +317,7 @@ void cpu_unmap_lowcore(LowCore *lowcore); =20 =20 /* interrupt.c */ -void trigger_pgm_exception(CPUS390XState *env, uint32_t code, uint32_t ile= n); +void trigger_pgm_exception(CPUS390XState *env, uint32_t code); void cpu_inject_clock_comparator(S390CPU *cpu); void cpu_inject_cpu_timer(S390CPU *cpu); void cpu_inject_emergency_signal(S390CPU *cpu, uint16_t src_cpu_addr); diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index c252e9a7d8..e70c20d363 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -42,7 +42,7 @@ void QEMU_NORETURN tcg_s390_program_interrupt(CPUS390XSta= te *env, cpu_restore_state(cs, ra, true); qemu_log_mask(CPU_LOG_INT, "program interrupt at %#" PRIx64 "\n", env->psw.addr); - trigger_pgm_exception(env, code, ILEN_UNWIND); + trigger_pgm_exception(env, code); cpu_loop_exit(cs); } =20 @@ -96,7 +96,7 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int s= ize, { S390CPU *cpu =3D S390_CPU(cs); =20 - trigger_pgm_exception(&cpu->env, PGM_ADDRESSING, ILEN_UNWIND); + trigger_pgm_exception(&cpu->env, PGM_ADDRESSING); /* On real machines this value is dropped into LowMem. Since this is userland, simply put this someplace that cpu_loop can find it. = */ cpu->env.__excp_addr =3D address; @@ -186,7 +186,8 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, * and so unwinding will not occur. However, ILEN is also undefined * for that case -- we choose to set ILEN =3D 2. */ - trigger_pgm_exception(env, excp, 2); + env->int_pgm_ilen =3D 2; + trigger_pgm_exception(env, excp); cpu_loop_exit_restore(cs, retaddr); } =20 diff --git a/target/s390x/interrupt.c b/target/s390x/interrupt.c index 2b71e03914..4cdbbc8849 100644 --- a/target/s390x/interrupt.c +++ b/target/s390x/interrupt.c @@ -22,16 +22,13 @@ #endif =20 /* Ensure to exit the TB after this call! */ -void trigger_pgm_exception(CPUS390XState *env, uint32_t code, uint32_t ile= n) +void trigger_pgm_exception(CPUS390XState *env, uint32_t code) { CPUState *cs =3D env_cpu(env); =20 cs->exception_index =3D EXCP_PGM; env->int_pgm_code =3D code; - /* If ILEN_UNWIND, int_pgm_ilen already has the correct value. */ - if (ilen !=3D ILEN_UNWIND) { - env->int_pgm_ilen =3D ilen; - } + /* env->int_pgm_ilen is already set, or will be set during unwinding */ } =20 void s390_program_interrupt(CPUS390XState *env, uint32_t code, uintptr_t r= a) diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c index e6c3139c57..ba02d33e86 100644 --- a/target/s390x/mmu_helper.c +++ b/target/s390x/mmu_helper.c @@ -44,7 +44,7 @@ static void trigger_access_exception(CPUS390XState *env, = uint32_t type, if (type !=3D PGM_ADDRESSING) { stq_phys(cs->as, env->psa + offsetof(LowCore, trans_exc_code),= tec); } - trigger_pgm_exception(env, type, ILEN_UNWIND); + trigger_pgm_exception(env, type); } } =20 --=20 2.17.1