target/alpha/fpu_helper.c

22 #include "exec/helper-proto.h"
25 #define FP_STATUS (env->fp_status)
76     uint32_t exc = env->error_code;  in helper_fp_exc_raise()
78         env->fpcr |= exc;  in helper_fp_exc_raise()
89     uint32_t exc = env->error_code & ~ignore;  in helper_fp_exc_raise_s()
91         env->fpcr |= exc;  in helper_fp_exc_raise_s()
92         exc &= env->fpcr_exc_enable;  in helper_fp_exc_raise_s()
95          * for any non-ignored exception.  in helper_fp_exc_raise_s()
96          * In user mode, the kernel's software handler only  in helper_fp_exc_raise_s()
109    non-finite numbers.  */
122         env->fpcr |= FPCR_INV;  in helper_ieee_input()
140         env->fpcr |= FPCR_INV;  in helper_ieee_input_cmp()
153     if (unlikely(2 * val - 1 < 0x1fffffffffffffull)  in helper_ieee_input_s()
154         && !env->fp_status.flush_inputs_to_zero) {  in helper_ieee_input_s()
161 /* Taken from linux/arch/alpha/kernel/traps.c, s_mem_to_reg.  */
222     env->error_code = soft_to_fpcr_exc(env);  in helper_adds()
234     env->error_code = soft_to_fpcr_exc(env);  in helper_subs()
246     env->error_code = soft_to_fpcr_exc(env);  in helper_muls()
258     env->error_code = soft_to_fpcr_exc(env);  in helper_divs()
269     env->error_code = soft_to_fpcr_exc(env);  in helper_sqrts()
299     env->error_code = soft_to_fpcr_exc(env);  in helper_addt()
311     env->error_code = soft_to_fpcr_exc(env);  in helper_subt()
323     env->error_code = soft_to_fpcr_exc(env);  in helper_mult()
335     env->error_code = soft_to_fpcr_exc(env);  in helper_divt()
346     env->error_code = soft_to_fpcr_exc(env);  in helper_sqrtt()
363     env->error_code = soft_to_fpcr_exc(env);  in helper_cmptun()
379     env->error_code = soft_to_fpcr_exc(env);  in helper_cmpteq()
395     env->error_code = soft_to_fpcr_exc(env);  in helper_cmptle()
411     env->error_code = soft_to_fpcr_exc(env);  in helper_cmptlt()
424     env->error_code = soft_to_fpcr_exc(env);  in helper_cvtts()
436     env->error_code = soft_to_fpcr_exc(env);  in helper_cvtst()
444     env->error_code = soft_to_fpcr_exc(env);  in helper_cvtqs()
449 /* Implement float64 to uint64_t conversion without saturation -- we must
481     env->error_code = exc;  in do_cvttq()
499     env->error_code = soft_to_fpcr_exc(env);  in helper_cvtqt()
509     env->error_code = exc;  in helper_cvtql()