From a78b0504e8d5487fca77b6b0cd8d3c98b9bace8c Mon Sep 17 00:00:00 2001 From: Blue Swirl Date: Sun, 2 Sep 2012 07:33:32 +0000 Subject: [PATCH] target-s390x: split condition code helpers Move condition code helpers to cc_helper.c. Signed-off-by: Blue Swirl Signed-off-by: Alexander Graf --- target-s390x/Makefile.objs | 3 +- target-s390x/cc_helper.c | 551 +++++++++++++++++++++++++++++++++++++ target-s390x/cpu.h | 3 + target-s390x/op_helper.c | 522 +---------------------------------- 4 files changed, 557 insertions(+), 522 deletions(-) create mode 100644 target-s390x/cc_helper.c diff --git a/target-s390x/Makefile.objs b/target-s390x/Makefile.objs index 23b3bd9989..f9437d615c 100644 --- a/target-s390x/Makefile.objs +++ b/target-s390x/Makefile.objs @@ -1,7 +1,8 @@ obj-y += translate.o op_helper.o helper.o cpu.o interrupt.o -obj-y += fpu_helper.o +obj-y += fpu_helper.o cc_helper.o obj-$(CONFIG_SOFTMMU) += machine.o obj-$(CONFIG_KVM) += kvm.o $(obj)/op_helper.o: QEMU_CFLAGS += $(HELPER_CFLAGS) $(obj)/fpu_helper.o: QEMU_CFLAGS += $(HELPER_CFLAGS) +$(obj)/cc_helper.o: QEMU_CFLAGS += $(HELPER_CFLAGS) diff --git a/target-s390x/cc_helper.c b/target-s390x/cc_helper.c new file mode 100644 index 0000000000..2ac1659625 --- /dev/null +++ b/target-s390x/cc_helper.c @@ -0,0 +1,551 @@ +/* + * S/390 condition code helper routines + * + * Copyright (c) 2009 Ulrich Hecht + * Copyright (c) 2009 Alexander Graf + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see . + */ + +#include "cpu.h" +#include "dyngen-exec.h" +#include "helper.h" + +/* #define DEBUG_HELPER */ +#ifdef DEBUG_HELPER +#define HELPER_LOG(x...) qemu_log(x) +#else +#define HELPER_LOG(x...) +#endif + +static inline uint32_t cc_calc_ltgt_32(CPUS390XState *env, int32_t src, + int32_t dst) +{ + if (src == dst) { + return 0; + } else if (src < dst) { + return 1; + } else { + return 2; + } +} + +static inline uint32_t cc_calc_ltgt0_32(CPUS390XState *env, int32_t dst) +{ + return cc_calc_ltgt_32(env, dst, 0); +} + +static inline uint32_t cc_calc_ltgt_64(CPUS390XState *env, int64_t src, + int64_t dst) +{ + if (src == dst) { + return 0; + } else if (src < dst) { + return 1; + } else { + return 2; + } +} + +static inline uint32_t cc_calc_ltgt0_64(CPUS390XState *env, int64_t dst) +{ + return cc_calc_ltgt_64(env, dst, 0); +} + +static inline uint32_t cc_calc_ltugtu_32(CPUS390XState *env, uint32_t src, + uint32_t dst) +{ + if (src == dst) { + return 0; + } else if (src < dst) { + return 1; + } else { + return 2; + } +} + +static inline uint32_t cc_calc_ltugtu_64(CPUS390XState *env, uint64_t src, + uint64_t dst) +{ + if (src == dst) { + return 0; + } else if (src < dst) { + return 1; + } else { + return 2; + } +} + +static inline uint32_t cc_calc_tm_32(CPUS390XState *env, uint32_t val, + uint32_t mask) +{ + uint16_t r = val & mask; + + HELPER_LOG("%s: val 0x%x mask 0x%x\n", __func__, val, mask); + if (r == 0 || mask == 0) { + return 0; + } else if (r == mask) { + return 3; + } else { + return 1; + } +} + +/* set condition code for test under mask */ +static inline uint32_t cc_calc_tm_64(CPUS390XState *env, uint64_t val, + uint32_t mask) +{ + uint16_t r = val & mask; + + HELPER_LOG("%s: val 0x%lx mask 0x%x r 0x%x\n", __func__, val, mask, r); + if (r == 0 || mask == 0) { + return 0; + } else if (r == mask) { + return 3; + } else { + while (!(mask & 0x8000)) { + mask <<= 1; + val <<= 1; + } + if (val & 0x8000) { + return 2; + } else { + return 1; + } + } +} + +static inline uint32_t cc_calc_nz(CPUS390XState *env, uint64_t dst) +{ + return !!dst; +} + +static inline uint32_t cc_calc_add_64(CPUS390XState *env, int64_t a1, + int64_t a2, int64_t ar) +{ + if ((a1 > 0 && a2 > 0 && ar < 0) || (a1 < 0 && a2 < 0 && ar > 0)) { + return 3; /* overflow */ + } else { + if (ar < 0) { + return 1; + } else if (ar > 0) { + return 2; + } else { + return 0; + } + } +} + +static inline uint32_t cc_calc_addu_64(CPUS390XState *env, uint64_t a1, + uint64_t a2, uint64_t ar) +{ + if (ar == 0) { + if (a1) { + return 2; + } else { + return 0; + } + } else { + if (ar < a1 || ar < a2) { + return 3; + } else { + return 1; + } + } +} + +static inline uint32_t cc_calc_sub_64(CPUS390XState *env, int64_t a1, + int64_t a2, int64_t ar) +{ + if ((a1 > 0 && a2 < 0 && ar < 0) || (a1 < 0 && a2 > 0 && ar > 0)) { + return 3; /* overflow */ + } else { + if (ar < 0) { + return 1; + } else if (ar > 0) { + return 2; + } else { + return 0; + } + } +} + +static inline uint32_t cc_calc_subu_64(CPUS390XState *env, uint64_t a1, + uint64_t a2, uint64_t ar) +{ + if (ar == 0) { + return 2; + } else { + if (a2 > a1) { + return 1; + } else { + return 3; + } + } +} + +static inline uint32_t cc_calc_abs_64(CPUS390XState *env, int64_t dst) +{ + if ((uint64_t)dst == 0x8000000000000000ULL) { + return 3; + } else if (dst) { + return 1; + } else { + return 0; + } +} + +static inline uint32_t cc_calc_nabs_64(CPUS390XState *env, int64_t dst) +{ + return !!dst; +} + +static inline uint32_t cc_calc_comp_64(CPUS390XState *env, int64_t dst) +{ + if ((uint64_t)dst == 0x8000000000000000ULL) { + return 3; + } else if (dst < 0) { + return 1; + } else if (dst > 0) { + return 2; + } else { + return 0; + } +} + + +static inline uint32_t cc_calc_add_32(CPUS390XState *env, int32_t a1, + int32_t a2, int32_t ar) +{ + if ((a1 > 0 && a2 > 0 && ar < 0) || (a1 < 0 && a2 < 0 && ar > 0)) { + return 3; /* overflow */ + } else { + if (ar < 0) { + return 1; + } else if (ar > 0) { + return 2; + } else { + return 0; + } + } +} + +static inline uint32_t cc_calc_addu_32(CPUS390XState *env, uint32_t a1, + uint32_t a2, uint32_t ar) +{ + if (ar == 0) { + if (a1) { + return 2; + } else { + return 0; + } + } else { + if (ar < a1 || ar < a2) { + return 3; + } else { + return 1; + } + } +} + +static inline uint32_t cc_calc_sub_32(CPUS390XState *env, int32_t a1, + int32_t a2, int32_t ar) +{ + if ((a1 > 0 && a2 < 0 && ar < 0) || (a1 < 0 && a2 > 0 && ar > 0)) { + return 3; /* overflow */ + } else { + if (ar < 0) { + return 1; + } else if (ar > 0) { + return 2; + } else { + return 0; + } + } +} + +static inline uint32_t cc_calc_subu_32(CPUS390XState *env, uint32_t a1, + uint32_t a2, uint32_t ar) +{ + if (ar == 0) { + return 2; + } else { + if (a2 > a1) { + return 1; + } else { + return 3; + } + } +} + +static inline uint32_t cc_calc_abs_32(CPUS390XState *env, int32_t dst) +{ + if ((uint32_t)dst == 0x80000000UL) { + return 3; + } else if (dst) { + return 1; + } else { + return 0; + } +} + +static inline uint32_t cc_calc_nabs_32(CPUS390XState *env, int32_t dst) +{ + return !!dst; +} + +static inline uint32_t cc_calc_comp_32(CPUS390XState *env, int32_t dst) +{ + if ((uint32_t)dst == 0x80000000UL) { + return 3; + } else if (dst < 0) { + return 1; + } else if (dst > 0) { + return 2; + } else { + return 0; + } +} + +/* calculate condition code for insert character under mask insn */ +static inline uint32_t cc_calc_icm_32(CPUS390XState *env, uint32_t mask, + uint32_t val) +{ + uint32_t cc; + + HELPER_LOG("%s: mask 0x%x val %d\n", __func__, mask, val); + if (mask == 0xf) { + if (!val) { + return 0; + } else if (val & 0x80000000) { + return 1; + } else { + return 2; + } + } + + if (!val || !mask) { + cc = 0; + } else { + while (mask != 1) { + mask >>= 1; + val >>= 8; + } + if (val & 0x80) { + cc = 1; + } else { + cc = 2; + } + } + return cc; +} + +static inline uint32_t cc_calc_slag(CPUS390XState *env, uint64_t src, + uint64_t shift) +{ + uint64_t mask = ((1ULL << shift) - 1ULL) << (64 - shift); + uint64_t match, r; + + /* check if the sign bit stays the same */ + if (src & (1ULL << 63)) { + match = mask; + } else { + match = 0; + } + + if ((src & mask) != match) { + /* overflow */ + return 3; + } + + r = ((src << shift) & ((1ULL << 63) - 1)) | (src & (1ULL << 63)); + + if ((int64_t)r == 0) { + return 0; + } else if ((int64_t)r < 0) { + return 1; + } + + return 2; +} + + +static inline uint32_t do_calc_cc(CPUS390XState *env, uint32_t cc_op, + uint64_t src, uint64_t dst, uint64_t vr) +{ + uint32_t r = 0; + + switch (cc_op) { + case CC_OP_CONST0: + case CC_OP_CONST1: + case CC_OP_CONST2: + case CC_OP_CONST3: + /* cc_op value _is_ cc */ + r = cc_op; + break; + case CC_OP_LTGT0_32: + r = cc_calc_ltgt0_32(env, dst); + break; + case CC_OP_LTGT0_64: + r = cc_calc_ltgt0_64(env, dst); + break; + case CC_OP_LTGT_32: + r = cc_calc_ltgt_32(env, src, dst); + break; + case CC_OP_LTGT_64: + r = cc_calc_ltgt_64(env, src, dst); + break; + case CC_OP_LTUGTU_32: + r = cc_calc_ltugtu_32(env, src, dst); + break; + case CC_OP_LTUGTU_64: + r = cc_calc_ltugtu_64(env, src, dst); + break; + case CC_OP_TM_32: + r = cc_calc_tm_32(env, src, dst); + break; + case CC_OP_TM_64: + r = cc_calc_tm_64(env, src, dst); + break; + case CC_OP_NZ: + r = cc_calc_nz(env, dst); + break; + case CC_OP_ADD_64: + r = cc_calc_add_64(env, src, dst, vr); + break; + case CC_OP_ADDU_64: + r = cc_calc_addu_64(env, src, dst, vr); + break; + case CC_OP_SUB_64: + r = cc_calc_sub_64(env, src, dst, vr); + break; + case CC_OP_SUBU_64: + r = cc_calc_subu_64(env, src, dst, vr); + break; + case CC_OP_ABS_64: + r = cc_calc_abs_64(env, dst); + break; + case CC_OP_NABS_64: + r = cc_calc_nabs_64(env, dst); + break; + case CC_OP_COMP_64: + r = cc_calc_comp_64(env, dst); + break; + + case CC_OP_ADD_32: + r = cc_calc_add_32(env, src, dst, vr); + break; + case CC_OP_ADDU_32: + r = cc_calc_addu_32(env, src, dst, vr); + break; + case CC_OP_SUB_32: + r = cc_calc_sub_32(env, src, dst, vr); + break; + case CC_OP_SUBU_32: + r = cc_calc_subu_32(env, src, dst, vr); + break; + case CC_OP_ABS_32: + r = cc_calc_abs_64(env, dst); + break; + case CC_OP_NABS_32: + r = cc_calc_nabs_64(env, dst); + break; + case CC_OP_COMP_32: + r = cc_calc_comp_32(env, dst); + break; + + case CC_OP_ICM: + r = cc_calc_icm_32(env, src, dst); + break; + case CC_OP_SLAG: + r = cc_calc_slag(env, src, dst); + break; + + case CC_OP_LTGT_F32: + r = set_cc_f32(src, dst); + break; + case CC_OP_LTGT_F64: + r = set_cc_f64(src, dst); + break; + case CC_OP_NZ_F32: + r = set_cc_nz_f32(dst); + break; + case CC_OP_NZ_F64: + r = set_cc_nz_f64(dst); + break; + + default: + cpu_abort(env, "Unknown CC operation: %s\n", cc_name(cc_op)); + } + + HELPER_LOG("%s: %15s 0x%016lx 0x%016lx 0x%016lx = %d\n", __func__, + cc_name(cc_op), src, dst, vr, r); + return r; +} + +uint32_t calc_cc(CPUS390XState *env, uint32_t cc_op, uint64_t src, uint64_t dst, + uint64_t vr) +{ + return do_calc_cc(env, cc_op, src, dst, vr); +} + +uint32_t HELPER(calc_cc)(uint32_t cc_op, uint64_t src, uint64_t dst, + uint64_t vr) +{ + return do_calc_cc(env, cc_op, src, dst, vr); +} + +/* insert psw mask and condition code into r1 */ +void HELPER(ipm)(uint32_t cc, uint32_t r1) +{ + uint64_t r = env->regs[r1]; + + r &= 0xffffffff00ffffffULL; + r |= (cc << 28) | ((env->psw.mask >> 40) & 0xf); + env->regs[r1] = r; + HELPER_LOG("%s: cc %d psw.mask 0x%lx r1 0x%lx\n", __func__, + cc, env->psw.mask, r); +} + +#ifndef CONFIG_USER_ONLY +void HELPER(load_psw)(uint64_t mask, uint64_t addr) +{ + load_psw(env, mask, addr); + cpu_loop_exit(env); +} + +void HELPER(sacf)(uint64_t a1) +{ + HELPER_LOG("%s: %16" PRIx64 "\n", __func__, a1); + + switch (a1 & 0xf00) { + case 0x000: + env->psw.mask &= ~PSW_MASK_ASC; + env->psw.mask |= PSW_ASC_PRIMARY; + break; + case 0x100: + env->psw.mask &= ~PSW_MASK_ASC; + env->psw.mask |= PSW_ASC_SECONDARY; + break; + case 0x300: + env->psw.mask &= ~PSW_MASK_ASC; + env->psw.mask |= PSW_ASC_HOME; + break; + default: + qemu_log("unknown sacf mode: %" PRIx64 "\n", a1); + program_interrupt(env, PGM_SPECIFICATION, 2); + break; + } +} +#endif diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h index b4620c502d..97fde5e2ec 100644 --- a/target-s390x/cpu.h +++ b/target-s390x/cpu.h @@ -1005,4 +1005,7 @@ uint32_t set_cc_f64(float64 v1, float64 v2); uint32_t set_cc_nz_f32(float32 v); uint32_t set_cc_nz_f64(float64 v); +/* op_helper.c */ +void program_interrupt(CPUS390XState *env, uint32_t code, int ilc); + #endif diff --git a/target-s390x/op_helper.c b/target-s390x/op_helper.c index 270bf14f0b..eced89089c 100644 --- a/target-s390x/op_helper.c +++ b/target-s390x/op_helper.c @@ -779,18 +779,6 @@ uint32_t HELPER(icmh)(uint32_t r1, uint64_t address, uint32_t mask) return cc; } -/* insert psw mask and condition code into r1 */ -void HELPER(ipm)(uint32_t cc, uint32_t r1) -{ - uint64_t r = env->regs[r1]; - - r &= 0xffffffff00ffffffULL; - r |= (cc << 28) | ((env->psw.mask >> 40) & 0xf); - env->regs[r1] = r; - HELPER_LOG("%s: cc %d psw.mask 0x%lx r1 0x%lx\n", __func__, - cc, env->psw.mask, r); -} - /* load access registers r1 to r3 from memory at a2 */ void HELPER(lam)(uint32_t r1, uint64_t a2, uint32_t r3) { @@ -1038,483 +1026,6 @@ void HELPER(cksm)(uint32_t r1, uint32_t r2) ((uint32_t)cksm + (cksm >> 32)); } -static inline uint32_t cc_calc_ltgt_32(CPUS390XState *env, int32_t src, - int32_t dst) -{ - if (src == dst) { - return 0; - } else if (src < dst) { - return 1; - } else { - return 2; - } -} - -static inline uint32_t cc_calc_ltgt0_32(CPUS390XState *env, int32_t dst) -{ - return cc_calc_ltgt_32(env, dst, 0); -} - -static inline uint32_t cc_calc_ltgt_64(CPUS390XState *env, int64_t src, - int64_t dst) -{ - if (src == dst) { - return 0; - } else if (src < dst) { - return 1; - } else { - return 2; - } -} - -static inline uint32_t cc_calc_ltgt0_64(CPUS390XState *env, int64_t dst) -{ - return cc_calc_ltgt_64(env, dst, 0); -} - -static inline uint32_t cc_calc_ltugtu_32(CPUS390XState *env, uint32_t src, - uint32_t dst) -{ - if (src == dst) { - return 0; - } else if (src < dst) { - return 1; - } else { - return 2; - } -} - -static inline uint32_t cc_calc_ltugtu_64(CPUS390XState *env, uint64_t src, - uint64_t dst) -{ - if (src == dst) { - return 0; - } else if (src < dst) { - return 1; - } else { - return 2; - } -} - -static inline uint32_t cc_calc_tm_32(CPUS390XState *env, uint32_t val, - uint32_t mask) -{ - uint16_t r = val & mask; - - HELPER_LOG("%s: val 0x%x mask 0x%x\n", __func__, val, mask); - if (r == 0 || mask == 0) { - return 0; - } else if (r == mask) { - return 3; - } else { - return 1; - } -} - -/* set condition code for test under mask */ -static inline uint32_t cc_calc_tm_64(CPUS390XState *env, uint64_t val, - uint32_t mask) -{ - uint16_t r = val & mask; - - HELPER_LOG("%s: val 0x%lx mask 0x%x r 0x%x\n", __func__, val, mask, r); - if (r == 0 || mask == 0) { - return 0; - } else if (r == mask) { - return 3; - } else { - while (!(mask & 0x8000)) { - mask <<= 1; - val <<= 1; - } - if (val & 0x8000) { - return 2; - } else { - return 1; - } - } -} - -static inline uint32_t cc_calc_nz(CPUS390XState *env, uint64_t dst) -{ - return !!dst; -} - -static inline uint32_t cc_calc_add_64(CPUS390XState *env, int64_t a1, - int64_t a2, int64_t ar) -{ - if ((a1 > 0 && a2 > 0 && ar < 0) || (a1 < 0 && a2 < 0 && ar > 0)) { - return 3; /* overflow */ - } else { - if (ar < 0) { - return 1; - } else if (ar > 0) { - return 2; - } else { - return 0; - } - } -} - -static inline uint32_t cc_calc_addu_64(CPUS390XState *env, uint64_t a1, - uint64_t a2, uint64_t ar) -{ - if (ar == 0) { - if (a1) { - return 2; - } else { - return 0; - } - } else { - if (ar < a1 || ar < a2) { - return 3; - } else { - return 1; - } - } -} - -static inline uint32_t cc_calc_sub_64(CPUS390XState *env, int64_t a1, - int64_t a2, int64_t ar) -{ - if ((a1 > 0 && a2 < 0 && ar < 0) || (a1 < 0 && a2 > 0 && ar > 0)) { - return 3; /* overflow */ - } else { - if (ar < 0) { - return 1; - } else if (ar > 0) { - return 2; - } else { - return 0; - } - } -} - -static inline uint32_t cc_calc_subu_64(CPUS390XState *env, uint64_t a1, - uint64_t a2, uint64_t ar) -{ - if (ar == 0) { - return 2; - } else { - if (a2 > a1) { - return 1; - } else { - return 3; - } - } -} - -static inline uint32_t cc_calc_abs_64(CPUS390XState *env, int64_t dst) -{ - if ((uint64_t)dst == 0x8000000000000000ULL) { - return 3; - } else if (dst) { - return 1; - } else { - return 0; - } -} - -static inline uint32_t cc_calc_nabs_64(CPUS390XState *env, int64_t dst) -{ - return !!dst; -} - -static inline uint32_t cc_calc_comp_64(CPUS390XState *env, int64_t dst) -{ - if ((uint64_t)dst == 0x8000000000000000ULL) { - return 3; - } else if (dst < 0) { - return 1; - } else if (dst > 0) { - return 2; - } else { - return 0; - } -} - - -static inline uint32_t cc_calc_add_32(CPUS390XState *env, int32_t a1, - int32_t a2, int32_t ar) -{ - if ((a1 > 0 && a2 > 0 && ar < 0) || (a1 < 0 && a2 < 0 && ar > 0)) { - return 3; /* overflow */ - } else { - if (ar < 0) { - return 1; - } else if (ar > 0) { - return 2; - } else { - return 0; - } - } -} - -static inline uint32_t cc_calc_addu_32(CPUS390XState *env, uint32_t a1, - uint32_t a2, uint32_t ar) -{ - if (ar == 0) { - if (a1) { - return 2; - } else { - return 0; - } - } else { - if (ar < a1 || ar < a2) { - return 3; - } else { - return 1; - } - } -} - -static inline uint32_t cc_calc_sub_32(CPUS390XState *env, int32_t a1, - int32_t a2, int32_t ar) -{ - if ((a1 > 0 && a2 < 0 && ar < 0) || (a1 < 0 && a2 > 0 && ar > 0)) { - return 3; /* overflow */ - } else { - if (ar < 0) { - return 1; - } else if (ar > 0) { - return 2; - } else { - return 0; - } - } -} - -static inline uint32_t cc_calc_subu_32(CPUS390XState *env, uint32_t a1, - uint32_t a2, uint32_t ar) -{ - if (ar == 0) { - return 2; - } else { - if (a2 > a1) { - return 1; - } else { - return 3; - } - } -} - -static inline uint32_t cc_calc_abs_32(CPUS390XState *env, int32_t dst) -{ - if ((uint32_t)dst == 0x80000000UL) { - return 3; - } else if (dst) { - return 1; - } else { - return 0; - } -} - -static inline uint32_t cc_calc_nabs_32(CPUS390XState *env, int32_t dst) -{ - return !!dst; -} - -static inline uint32_t cc_calc_comp_32(CPUS390XState *env, int32_t dst) -{ - if ((uint32_t)dst == 0x80000000UL) { - return 3; - } else if (dst < 0) { - return 1; - } else if (dst > 0) { - return 2; - } else { - return 0; - } -} - -/* calculate condition code for insert character under mask insn */ -static inline uint32_t cc_calc_icm_32(CPUS390XState *env, uint32_t mask, - uint32_t val) -{ - uint32_t cc; - - HELPER_LOG("%s: mask 0x%x val %d\n", __func__, mask, val); - if (mask == 0xf) { - if (!val) { - return 0; - } else if (val & 0x80000000) { - return 1; - } else { - return 2; - } - } - - if (!val || !mask) { - cc = 0; - } else { - while (mask != 1) { - mask >>= 1; - val >>= 8; - } - if (val & 0x80) { - cc = 1; - } else { - cc = 2; - } - } - return cc; -} - -static inline uint32_t cc_calc_slag(CPUS390XState *env, uint64_t src, - uint64_t shift) -{ - uint64_t mask = ((1ULL << shift) - 1ULL) << (64 - shift); - uint64_t match, r; - - /* check if the sign bit stays the same */ - if (src & (1ULL << 63)) { - match = mask; - } else { - match = 0; - } - - if ((src & mask) != match) { - /* overflow */ - return 3; - } - - r = ((src << shift) & ((1ULL << 63) - 1)) | (src & (1ULL << 63)); - - if ((int64_t)r == 0) { - return 0; - } else if ((int64_t)r < 0) { - return 1; - } - - return 2; -} - - -static inline uint32_t do_calc_cc(CPUS390XState *env, uint32_t cc_op, - uint64_t src, uint64_t dst, uint64_t vr) -{ - uint32_t r = 0; - - switch (cc_op) { - case CC_OP_CONST0: - case CC_OP_CONST1: - case CC_OP_CONST2: - case CC_OP_CONST3: - /* cc_op value _is_ cc */ - r = cc_op; - break; - case CC_OP_LTGT0_32: - r = cc_calc_ltgt0_32(env, dst); - break; - case CC_OP_LTGT0_64: - r = cc_calc_ltgt0_64(env, dst); - break; - case CC_OP_LTGT_32: - r = cc_calc_ltgt_32(env, src, dst); - break; - case CC_OP_LTGT_64: - r = cc_calc_ltgt_64(env, src, dst); - break; - case CC_OP_LTUGTU_32: - r = cc_calc_ltugtu_32(env, src, dst); - break; - case CC_OP_LTUGTU_64: - r = cc_calc_ltugtu_64(env, src, dst); - break; - case CC_OP_TM_32: - r = cc_calc_tm_32(env, src, dst); - break; - case CC_OP_TM_64: - r = cc_calc_tm_64(env, src, dst); - break; - case CC_OP_NZ: - r = cc_calc_nz(env, dst); - break; - case CC_OP_ADD_64: - r = cc_calc_add_64(env, src, dst, vr); - break; - case CC_OP_ADDU_64: - r = cc_calc_addu_64(env, src, dst, vr); - break; - case CC_OP_SUB_64: - r = cc_calc_sub_64(env, src, dst, vr); - break; - case CC_OP_SUBU_64: - r = cc_calc_subu_64(env, src, dst, vr); - break; - case CC_OP_ABS_64: - r = cc_calc_abs_64(env, dst); - break; - case CC_OP_NABS_64: - r = cc_calc_nabs_64(env, dst); - break; - case CC_OP_COMP_64: - r = cc_calc_comp_64(env, dst); - break; - - case CC_OP_ADD_32: - r = cc_calc_add_32(env, src, dst, vr); - break; - case CC_OP_ADDU_32: - r = cc_calc_addu_32(env, src, dst, vr); - break; - case CC_OP_SUB_32: - r = cc_calc_sub_32(env, src, dst, vr); - break; - case CC_OP_SUBU_32: - r = cc_calc_subu_32(env, src, dst, vr); - break; - case CC_OP_ABS_32: - r = cc_calc_abs_64(env, dst); - break; - case CC_OP_NABS_32: - r = cc_calc_nabs_64(env, dst); - break; - case CC_OP_COMP_32: - r = cc_calc_comp_32(env, dst); - break; - - case CC_OP_ICM: - r = cc_calc_icm_32(env, src, dst); - break; - case CC_OP_SLAG: - r = cc_calc_slag(env, src, dst); - break; - - case CC_OP_LTGT_F32: - r = set_cc_f32(src, dst); - break; - case CC_OP_LTGT_F64: - r = set_cc_f64(src, dst); - break; - case CC_OP_NZ_F32: - r = set_cc_nz_f32(dst); - break; - case CC_OP_NZ_F64: - r = set_cc_nz_f64(dst); - break; - - default: - cpu_abort(env, "Unknown CC operation: %s\n", cc_name(cc_op)); - } - - HELPER_LOG("%s: %15s 0x%016lx 0x%016lx 0x%016lx = %d\n", __func__, - cc_name(cc_op), src, dst, vr, r); - return r; -} - -uint32_t calc_cc(CPUS390XState *env, uint32_t cc_op, uint64_t src, uint64_t dst, - uint64_t vr) -{ - return do_calc_cc(env, cc_op, src, dst, vr); -} - -uint32_t HELPER(calc_cc)(uint32_t cc_op, uint64_t src, uint64_t dst, - uint64_t vr) -{ - return do_calc_cc(env, cc_op, src, dst, vr); -} - uint64_t HELPER(cvd)(int32_t bin) { /* positive 0 */ @@ -1594,14 +1105,7 @@ void HELPER(tr)(uint32_t len, uint64_t array, uint64_t trans) } #ifndef CONFIG_USER_ONLY - -void HELPER(load_psw)(uint64_t mask, uint64_t addr) -{ - load_psw(env, mask, addr); - cpu_loop_exit(env); -} - -static void program_interrupt(CPUS390XState *env, uint32_t code, int ilc) +void program_interrupt(CPUS390XState *env, uint32_t code, int ilc) { qemu_log("program interrupt at %#" PRIx64 "\n", env->psw.addr); @@ -2175,30 +1679,6 @@ uint32_t HELPER(sigp)(uint64_t order_code, uint32_t r1, uint64_t cpu_addr) return cc; } -void HELPER(sacf)(uint64_t a1) -{ - HELPER_LOG("%s: %16" PRIx64 "\n", __func__, a1); - - switch (a1 & 0xf00) { - case 0x000: - env->psw.mask &= ~PSW_MASK_ASC; - env->psw.mask |= PSW_ASC_PRIMARY; - break; - case 0x100: - env->psw.mask &= ~PSW_MASK_ASC; - env->psw.mask |= PSW_ASC_SECONDARY; - break; - case 0x300: - env->psw.mask &= ~PSW_MASK_ASC; - env->psw.mask |= PSW_ASC_HOME; - break; - default: - qemu_log("unknown sacf mode: %" PRIx64 "\n", a1); - program_interrupt(env, PGM_SPECIFICATION, 2); - break; - } -} - /* invalidate pte */ void HELPER(ipte)(uint64_t pte_addr, uint64_t vaddr) { -- 2.34.1