From 84775c43f390d4f5dd9adf8732e7e0b6deed8f61 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Wed, 18 Feb 2015 11:45:54 -0800 Subject: [PATCH] target/openrisc: Keep SR_F in a separate variable This avoids having to keep merging and extracting the flag from SR. Reviewed-by: Bastian Koppelmann Signed-off-by: Richard Henderson --- linux-user/elfload.c | 3 +- linux-user/main.c | 3 +- target/openrisc/cpu.h | 15 +++++- target/openrisc/gdbstub.c | 4 +- target/openrisc/interrupt.c | 2 +- target/openrisc/interrupt_helper.c | 2 +- target/openrisc/machine.c | 38 +++++++++++++- target/openrisc/sys_helper.c | 5 +- target/openrisc/translate.c | 104 ++++++++++++++----------------------- 9 files changed, 98 insertions(+), 78 deletions(-) diff --git a/linux-user/elfload.c b/linux-user/elfload.c index c66cbbe84b..8271227339 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -1054,9 +1054,8 @@ static void elf_core_copy_regs(target_elf_gregset_t *regs, for (i = 0; i < 32; i++) { (*regs)[i] = tswapreg(env->gpr[i]); } - (*regs)[32] = tswapreg(env->pc); - (*regs)[33] = tswapreg(env->sr); + (*regs)[33] = tswapreg(cpu_get_sr(env)); } #define ELF_HWCAP 0 #define ELF_PLATFORM NULL diff --git a/linux-user/main.c b/linux-user/main.c index 001f71c6cc..4fd49ce6b6 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -4765,9 +4765,8 @@ int main(int argc, char **argv, char **envp) for (i = 0; i < 32; i++) { env->gpr[i] = regs->gpr[i]; } - - env->sr = regs->sr; env->pc = regs->pc; + cpu_set_sr(env, regs->sr); } #elif defined(TARGET_SH4) { diff --git a/target/openrisc/cpu.h b/target/openrisc/cpu.h index ef90e49a4d..bb5d3636f1 100644 --- a/target/openrisc/cpu.h +++ b/target/openrisc/cpu.h @@ -286,7 +286,8 @@ typedef struct CPUOpenRISCState { target_ulong epcr; /* Exception PC register */ target_ulong eear; /* Exception EA register */ - uint32_t sr; /* Supervisor register */ + target_ulong sr_f; /* the SR_F bit, values 0, 1. */ + uint32_t sr; /* Supervisor register, without SR_F */ uint32_t vr; /* Version register */ uint32_t upr; /* Unit presence register */ uint32_t cpucfgr; /* CPU configure register */ @@ -301,7 +302,6 @@ typedef struct CPUOpenRISCState { uint32_t flags; /* cpu_flags, we only use it for exception in solt so far. */ - uint32_t btaken; /* the SR_F bit */ /* Fields up to this point are cleared by a CPU reset */ struct {} end_reset_fields; @@ -412,6 +412,17 @@ static inline int cpu_mmu_index(CPUOpenRISCState *env, bool ifetch) return (env->sr & SR_SM) == 0 ? MMU_USER_IDX : MMU_SUPERVISOR_IDX; } +static inline uint32_t cpu_get_sr(const CPUOpenRISCState *env) +{ + return env->sr + env->sr_f * SR_F; +} + +static inline void cpu_set_sr(CPUOpenRISCState *env, uint32_t val) +{ + env->sr_f = (val & SR_F) != 0; + env->sr = (val & ~SR_F) | SR_FO; +} + #define CPU_INTERRUPT_TIMER CPU_INTERRUPT_TGT_INT_0 #endif /* OPENRISC_CPU_H */ diff --git a/target/openrisc/gdbstub.c b/target/openrisc/gdbstub.c index cb16e76358..31ea013d8c 100644 --- a/target/openrisc/gdbstub.c +++ b/target/openrisc/gdbstub.c @@ -38,7 +38,7 @@ int openrisc_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n) return gdb_get_reg32(mem_buf, env->npc); case 34: /* SR */ - return gdb_get_reg32(mem_buf, env->sr); + return gdb_get_reg32(mem_buf, cpu_get_sr(env)); default: break; @@ -73,7 +73,7 @@ int openrisc_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n) break; case 34: /* SR */ - env->sr = tmp; + cpu_set_sr(env, tmp); break; default: diff --git a/target/openrisc/interrupt.c b/target/openrisc/interrupt.c index a98163832e..042506f014 100644 --- a/target/openrisc/interrupt.c +++ b/target/openrisc/interrupt.c @@ -54,7 +54,7 @@ void openrisc_cpu_do_interrupt(CPUState *cs) we need flush TLB when we enter&exit EXCP. */ tlb_flush(cs); - env->esr = env->sr; + env->esr = cpu_get_sr(env); env->sr &= ~SR_DME; env->sr &= ~SR_IME; env->sr |= SR_SM; diff --git a/target/openrisc/interrupt_helper.c b/target/openrisc/interrupt_helper.c index a6d4df3ce2..c7fa97a565 100644 --- a/target/openrisc/interrupt_helper.c +++ b/target/openrisc/interrupt_helper.c @@ -33,7 +33,7 @@ void HELPER(rfe)(CPUOpenRISCState *env) #endif cpu->env.pc = cpu->env.epcr; cpu->env.npc = cpu->env.epcr; - cpu->env.sr = cpu->env.esr; + cpu_set_sr(&cpu->env, cpu->env.esr); cpu->env.lock_addr = -1; #ifndef CONFIG_USER_ONLY diff --git a/target/openrisc/machine.c b/target/openrisc/machine.c index d0b47ef1d9..b723138567 100644 --- a/target/openrisc/machine.c +++ b/target/openrisc/machine.c @@ -24,6 +24,27 @@ #include "hw/boards.h" #include "migration/cpu.h" +static int get_sr(QEMUFile *f, void *opaque, size_t size, VMStateField *field) +{ + CPUOpenRISCState *env = opaque; + cpu_set_sr(env, qemu_get_be32(f)); + return 0; +} + +static int put_sr(QEMUFile *f, void *opaque, size_t size, + VMStateField *field, QJSON *vmdesc) +{ + CPUOpenRISCState *env = opaque; + qemu_put_be32(f, cpu_get_sr(env)); + return 0; +} + +static const VMStateInfo vmstate_sr = { + .name = "sr", + .get = get_sr, + .put = put_sr, +}; + static const VMStateDescription vmstate_env = { .name = "env", .version_id = 2, @@ -38,7 +59,22 @@ static const VMStateDescription vmstate_env = { VMSTATE_UINTTL(lock_value, CPUOpenRISCState), VMSTATE_UINTTL(epcr, CPUOpenRISCState), VMSTATE_UINTTL(eear, CPUOpenRISCState), - VMSTATE_UINT32(sr, CPUOpenRISCState), + + /* Save the architecture value of the SR, not the internally + expanded version. Since this architecture value does not + exist in memory to be stored, this requires a but of hoop + jumping. We want OFFSET=0 so that we effectively pass ENV + to the helper functions, and we need to fill in the name by + hand since there's no field of that name. */ + { + .name = "sr", + .version_id = 0, + .size = sizeof(uint32_t), + .info = &vmstate_sr, + .flags = VMS_SINGLE, + .offset = 0 + }, + VMSTATE_UINT32(vr, CPUOpenRISCState), VMSTATE_UINT32(upr, CPUOpenRISCState), VMSTATE_UINT32(cpucfgr, CPUOpenRISCState), diff --git a/target/openrisc/sys_helper.c b/target/openrisc/sys_helper.c index daea902856..4a59728964 100644 --- a/target/openrisc/sys_helper.c +++ b/target/openrisc/sys_helper.c @@ -49,8 +49,7 @@ void HELPER(mtspr)(CPUOpenRISCState *env, (rb & (SR_IME | SR_DME | SR_SM))) { tlb_flush(cs); } - env->sr = rb; - env->sr |= SR_FO; /* FO is const equal to 1 */ + cpu_set_sr(env, rb); if (env->sr & SR_DME) { env->tlb->cpu_openrisc_map_address_data = &cpu_openrisc_get_phys_data; @@ -200,7 +199,7 @@ target_ulong HELPER(mfspr)(CPUOpenRISCState *env, return env->npc; case TO_SPR(0, 17): /* SR */ - return env->sr; + return cpu_get_sr(env); case TO_SPR(0, 18): /* PPC */ return env->ppc; diff --git a/target/openrisc/translate.c b/target/openrisc/translate.c index 1f3f22c79a..405a1a0792 100644 --- a/target/openrisc/translate.c +++ b/target/openrisc/translate.c @@ -54,7 +54,7 @@ static TCGv cpu_pc; static TCGv jmp_pc; /* l.jr/l.jalr temp pc */ static TCGv cpu_npc; static TCGv cpu_ppc; -static TCGv_i32 env_btaken; /* bf/bnf , F flag taken */ +static TCGv cpu_sr_f; /* bf/bnf, F flag taken */ static TCGv cpu_lock_addr; static TCGv cpu_lock_value; static TCGv_i32 fpcsr; @@ -88,9 +88,8 @@ void openrisc_translate_init(void) offsetof(CPUOpenRISCState, ppc), "ppc"); jmp_pc = tcg_global_mem_new(cpu_env, offsetof(CPUOpenRISCState, jmp_pc), "jmp_pc"); - env_btaken = tcg_global_mem_new_i32(cpu_env, - offsetof(CPUOpenRISCState, btaken), - "btaken"); + cpu_sr_f = tcg_global_mem_new(cpu_env, + offsetof(CPUOpenRISCState, sr_f), "sr_f"); cpu_lock_addr = tcg_global_mem_new(cpu_env, offsetof(CPUOpenRISCState, lock_addr), "lock_addr"); @@ -119,16 +118,6 @@ void openrisc_translate_init(void) } } -/* Writeback SR_F translation space to execution space. */ -static inline void wb_SR_F(void) -{ - TCGLabel *label = gen_new_label(); - tcg_gen_andi_tl(cpu_sr, cpu_sr, ~SR_F); - tcg_gen_brcondi_tl(TCG_COND_EQ, env_btaken, 0, label); - tcg_gen_ori_tl(cpu_sr, cpu_sr, SR_F); - gen_set_label(label); -} - static inline void gen_sync_flags(DisasContext *dc) { /* Sync the tb dependent flag between translate and runtime. */ @@ -220,14 +209,11 @@ static void gen_jump(DisasContext *dc, int32_t n26, uint32_t reg, uint32_t op0) case 0x04: /* l.bf */ { TCGLabel *lab = gen_new_label(); - TCGv sr_f = tcg_temp_new(); tcg_gen_movi_tl(jmp_pc, dc->pc+8); - tcg_gen_andi_tl(sr_f, cpu_sr, SR_F); - tcg_gen_brcondi_i32(op0 == 0x03 ? TCG_COND_EQ : TCG_COND_NE, - sr_f, SR_F, lab); + tcg_gen_brcondi_tl(op0 == 0x03 ? TCG_COND_NE : TCG_COND_EQ, + cpu_sr_f, 0, lab); tcg_gen_movi_tl(jmp_pc, tmp_pc); gen_set_label(lab); - tcg_temp_free(sr_f); } break; case 0x11: /* l.jr */ @@ -441,17 +427,16 @@ static void gen_swa(DisasContext *dc, TCGv rb, TCGv ra, int32_t ofs) val = tcg_temp_new(); tcg_gen_atomic_cmpxchg_tl(val, cpu_lock_addr, cpu_lock_value, rb, dc->mem_idx, MO_TEUL); - tcg_gen_setcond_tl(TCG_COND_EQ, env_btaken, val, cpu_lock_value); + tcg_gen_setcond_tl(TCG_COND_EQ, cpu_sr_f, val, cpu_lock_value); tcg_temp_free(val); tcg_gen_br(lab_done); gen_set_label(lab_fail); - tcg_gen_movi_tl(env_btaken, 0); + tcg_gen_movi_tl(cpu_sr_f, 0); gen_set_label(lab_done); tcg_gen_movi_tl(cpu_lock_addr, -1); - wb_SR_F(); } static void dec_calc(DisasContext *dc, uint32_t insn) @@ -558,14 +543,11 @@ static void dec_calc(DisasContext *dc, uint32_t insn) { TCGLabel *lab = gen_new_label(); TCGv res = tcg_temp_local_new(); - TCGv sr_f = tcg_temp_new(); - tcg_gen_andi_tl(sr_f, cpu_sr, SR_F); tcg_gen_mov_tl(res, cpu_R[rb]); - tcg_gen_brcondi_tl(TCG_COND_NE, sr_f, SR_F, lab); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_sr_f, 0, lab); tcg_gen_mov_tl(res, cpu_R[ra]); gen_set_label(lab); tcg_gen_mov_tl(cpu_R[rd], res); - tcg_temp_free(sr_f); tcg_temp_free(res); } return; @@ -1046,7 +1028,6 @@ static void dec_comp(DisasContext *dc, uint32_t insn) ra = extract32(insn, 16, 5); rb = extract32(insn, 11, 5); - tcg_gen_movi_i32(env_btaken, 0x0); /* unsigned integers */ tcg_gen_ext32u_tl(cpu_R[ra], cpu_R[ra]); tcg_gen_ext32u_tl(cpu_R[rb], cpu_R[rb]); @@ -1054,59 +1035,58 @@ static void dec_comp(DisasContext *dc, uint32_t insn) switch (op0) { case 0x0: /* l.sfeq */ LOG_DIS("l.sfeq r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_EQ, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_EQ, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; case 0x1: /* l.sfne */ LOG_DIS("l.sfne r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_NE, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_NE, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; case 0x2: /* l.sfgtu */ LOG_DIS("l.sfgtu r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_GTU, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_GTU, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; case 0x3: /* l.sfgeu */ LOG_DIS("l.sfgeu r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_GEU, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_GEU, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; case 0x4: /* l.sfltu */ LOG_DIS("l.sfltu r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_LTU, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_LTU, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; case 0x5: /* l.sfleu */ LOG_DIS("l.sfleu r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_LEU, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_LEU, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; case 0xa: /* l.sfgts */ LOG_DIS("l.sfgts r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_GT, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_GT, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; case 0xb: /* l.sfges */ LOG_DIS("l.sfges r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_GE, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_GE, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; case 0xc: /* l.sflts */ LOG_DIS("l.sflts r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_LT, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_LT, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; case 0xd: /* l.sfles */ LOG_DIS("l.sfles r%d, r%d\n", ra, rb); - tcg_gen_setcond_tl(TCG_COND_LE, env_btaken, cpu_R[ra], cpu_R[rb]); + tcg_gen_setcond_tl(TCG_COND_LE, cpu_sr_f, cpu_R[ra], cpu_R[rb]); break; default: gen_illegal_exception(dc); break; } - wb_SR_F(); } static void dec_compi(DisasContext *dc, uint32_t insn) @@ -1118,64 +1098,61 @@ static void dec_compi(DisasContext *dc, uint32_t insn) ra = extract32(insn, 16, 5); I16 = sextract32(insn, 0, 16); - tcg_gen_movi_i32(env_btaken, 0x0); - switch (op0) { case 0x0: /* l.sfeqi */ LOG_DIS("l.sfeqi r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_EQ, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_EQ, cpu_sr_f, cpu_R[ra], I16); break; case 0x1: /* l.sfnei */ LOG_DIS("l.sfnei r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_NE, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_NE, cpu_sr_f, cpu_R[ra], I16); break; case 0x2: /* l.sfgtui */ LOG_DIS("l.sfgtui r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_GTU, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_GTU, cpu_sr_f, cpu_R[ra], I16); break; case 0x3: /* l.sfgeui */ LOG_DIS("l.sfgeui r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_GEU, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_GEU, cpu_sr_f, cpu_R[ra], I16); break; case 0x4: /* l.sfltui */ LOG_DIS("l.sfltui r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_LTU, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_LTU, cpu_sr_f, cpu_R[ra], I16); break; case 0x5: /* l.sfleui */ LOG_DIS("l.sfleui r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_LEU, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_LEU, cpu_sr_f, cpu_R[ra], I16); break; case 0xa: /* l.sfgtsi */ LOG_DIS("l.sfgtsi r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_GT, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_GT, cpu_sr_f, cpu_R[ra], I16); break; case 0xb: /* l.sfgesi */ LOG_DIS("l.sfgesi r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_GE, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_GE, cpu_sr_f, cpu_R[ra], I16); break; case 0xc: /* l.sfltsi */ LOG_DIS("l.sfltsi r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_LT, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_LT, cpu_sr_f, cpu_R[ra], I16); break; case 0xd: /* l.sflesi */ LOG_DIS("l.sflesi r%d, %d\n", ra, I16); - tcg_gen_setcondi_tl(TCG_COND_LE, env_btaken, cpu_R[ra], I16); + tcg_gen_setcondi_tl(TCG_COND_LE, cpu_sr_f, cpu_R[ra], I16); break; default: gen_illegal_exception(dc); break; } - wb_SR_F(); } static void dec_sys(DisasContext *dc, uint32_t insn) @@ -1308,32 +1285,32 @@ static void dec_float(DisasContext *dc, uint32_t insn) case 0x08: /* lf.sfeq.s */ LOG_DIS("lf.sfeq.s r%d, r%d\n", ra, rb); - gen_helper_float_eq_s(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_eq_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x09: /* lf.sfne.s */ LOG_DIS("lf.sfne.s r%d, r%d\n", ra, rb); - gen_helper_float_ne_s(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_ne_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x0a: /* lf.sfgt.s */ LOG_DIS("lf.sfgt.s r%d, r%d\n", ra, rb); - gen_helper_float_gt_s(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_gt_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x0b: /* lf.sfge.s */ LOG_DIS("lf.sfge.s r%d, r%d\n", ra, rb); - gen_helper_float_ge_s(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_ge_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x0c: /* lf.sflt.s */ LOG_DIS("lf.sflt.s r%d, r%d\n", ra, rb); - gen_helper_float_lt_s(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_lt_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x0d: /* lf.sfle.s */ LOG_DIS("lf.sfle.s r%d, r%d\n", ra, rb); - gen_helper_float_le_s(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_le_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; /* not used yet, open it when we need or64. */ @@ -1394,37 +1371,37 @@ static void dec_float(DisasContext *dc, uint32_t insn) case 0x18: lf.sfeq.d LOG_DIS("lf.sfeq.d r%d, r%d\n", ra, rb); check_of64s(dc); - gen_helper_float_eq_d(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_eq_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x1a: lf.sfgt.d LOG_DIS("lf.sfgt.d r%d, r%d\n", ra, rb); check_of64s(dc); - gen_helper_float_gt_d(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_gt_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x1b: lf.sfge.d LOG_DIS("lf.sfge.d r%d, r%d\n", ra, rb); check_of64s(dc); - gen_helper_float_ge_d(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_ge_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x19: lf.sfne.d LOG_DIS("lf.sfne.d r%d, r%d\n", ra, rb); check_of64s(dc); - gen_helper_float_ne_d(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_ne_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x1c: lf.sflt.d LOG_DIS("lf.sflt.d r%d, r%d\n", ra, rb); check_of64s(dc); - gen_helper_float_lt_d(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_lt_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; case 0x1d: lf.sfle.d LOG_DIS("lf.sfle.d r%d, r%d\n", ra, rb); check_of64s(dc); - gen_helper_float_le_d(env_btaken, cpu_env, cpu_R[ra], cpu_R[rb]); + gen_helper_float_le_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]); break; #endif*/ @@ -1432,7 +1409,6 @@ static void dec_float(DisasContext *dc, uint32_t insn) gen_illegal_exception(dc); break; } - wb_SR_F(); } static void disas_openrisc_insn(DisasContext *dc, OpenRISCCPU *cpu) -- 2.11.4.GIT