1 /* 2 * QEMU ARM stubs for some TCG helper functions 3 * 4 * Copyright 2021 SUSE LLC 5 * 6 * This work is licensed under the terms of the GNU GPL, version 2 or later. 7 * See the COPYING file in the top-level directory. 8 */ 9 10 #include "qemu/osdep.h" 11 #include "cpu.h" 12 #include "internals.h" 13 14 void write_v7m_exception(CPUARMState *env, uint32_t new_exc) 15 { 16 g_assert_not_reached(); 17 } 18 19 void raise_exception_ra(CPUARMState *env, uint32_t excp, uint32_t syndrome, 20 uint32_t target_el, uintptr_t ra) 21 { 22 g_assert_not_reached(); 23 } 24 /* Temporarily while cpu_get_tb_cpu_state() is still in common code */ 25 void assert_hflags_rebuild_correctly(CPUARMState *env) 26 { 27 } 28 29 /* TLBI insns are only used by TCG, so we don't need to do anything for KVM */ 30 void define_tlb_insn_regs(ARMCPU *cpu) 31 { 32 } 33 34 /* With KVM, we never use float_status, so these can be no-ops */ 35 void arm_set_default_fp_behaviours(float_status *s) 36 { 37 } 38 39 void arm_set_ah_fp_behaviours(float_status *s) 40 { 41 } 42 43 uint32_t vfp_get_fpsr_from_host(CPUARMState *env) 44 { 45 return 0; 46 } 47 48 void vfp_clear_float_status_exc_flags(CPUARMState *env) 49 { 50 } 51 52 void vfp_set_fpcr_to_host(CPUARMState *env, uint32_t val, uint32_t mask) 53 { 54 } 55