target/ppc: Split out float_invalid_cvt
Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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@ -750,30 +750,30 @@ float64 helper_fdiv(CPUPPCState *env, float64 arg1, float64 arg2)
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return ret;
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}
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static void float_invalid_cvt(CPUPPCState *env, bool set_fprc,
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uintptr_t retaddr, int class1)
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{
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float_invalid_op_vxcvi(env, set_fprc, retaddr);
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if (class1 & is_snan) {
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float_invalid_op_vxsnan(env, retaddr);
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}
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}
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#define FPU_FCTI(op, cvt, nanval) \
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uint64_t helper_##op(CPUPPCState *env, uint64_t arg) \
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uint64_t helper_##op(CPUPPCState *env, float64 arg) \
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{ \
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CPU_DoubleU farg; \
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uint64_t ret = float64_to_##cvt(arg, &env->fp_status); \
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int status = get_float_exception_flags(&env->fp_status); \
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\
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farg.ll = arg; \
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farg.ll = float64_to_##cvt(farg.d, &env->fp_status); \
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\
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if (unlikely(env->fp_status.float_exception_flags)) { \
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if (float64_is_any_nan(arg)) { \
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float_invalid_op_vxcvi(env, 1, GETPC()); \
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if (float64_is_signaling_nan(arg, &env->fp_status)) { \
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float_invalid_op_vxsnan(env, GETPC()); \
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} \
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farg.ll = nanval; \
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} else if (env->fp_status.float_exception_flags & \
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float_flag_invalid) { \
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float_invalid_op_vxcvi(env, 1, GETPC()); \
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if (unlikely(status)) { \
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if (status & float_flag_invalid) { \
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float_invalid_cvt(env, 1, GETPC(), float64_classify(arg)); \
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ret = nanval; \
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} \
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do_float_check_status(env, GETPC()); \
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} \
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return farg.ll; \
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}
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return ret; \
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}
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FPU_FCTI(fctiw, int32, 0x80000000U)
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FPU_FCTI(fctiwz, int32_round_to_zero, 0x80000000U)
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@ -2965,6 +2965,7 @@ uint64_t helper_xscvspdpn(CPUPPCState *env, uint64_t xb)
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#define VSX_CVT_FP_TO_INT(op, nels, stp, ttp, sfld, tfld, rnan) \
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void helper_##op(CPUPPCState *env, uint32_t opcode) \
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{ \
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int all_flags = env->fp_status.float_exception_flags, flags; \
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ppc_vsr_t xt, xb; \
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int i; \
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\
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@ -2972,22 +2973,18 @@ void helper_##op(CPUPPCState *env, uint32_t opcode) \
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getVSR(xT(opcode), &xt, env); \
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\
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for (i = 0; i < nels; i++) { \
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if (unlikely(stp##_is_any_nan(xb.sfld))) { \
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if (stp##_is_signaling_nan(xb.sfld, &env->fp_status)) { \
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float_invalid_op_vxsnan(env, GETPC()); \
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} \
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float_invalid_op_vxcvi(env, 0, GETPC()); \
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env->fp_status.float_exception_flags = 0; \
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xt.tfld = stp##_to_##ttp##_round_to_zero(xb.sfld, &env->fp_status); \
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flags = env->fp_status.float_exception_flags; \
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if (unlikely(flags & float_flag_invalid)) { \
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float_invalid_cvt(env, 0, GETPC(), stp##_classify(xb.sfld)); \
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xt.tfld = rnan; \
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} else { \
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xt.tfld = stp##_to_##ttp##_round_to_zero(xb.sfld, \
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&env->fp_status); \
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if (env->fp_status.float_exception_flags & float_flag_invalid) { \
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float_invalid_op_vxcvi(env, 0, GETPC()); \
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} \
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} \
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all_flags |= flags; \
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} \
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\
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putVSR(xT(opcode), &xt, env); \
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env->fp_status.float_exception_flags = all_flags; \
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do_float_check_status(env, GETPC()); \
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}
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@ -3025,18 +3022,10 @@ void helper_##op(CPUPPCState *env, uint32_t opcode) \
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getVSR(rB(opcode) + 32, &xb, env); \
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memset(&xt, 0, sizeof(xt)); \
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\
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if (unlikely(stp##_is_any_nan(xb.sfld))) { \
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if (stp##_is_signaling_nan(xb.sfld, &env->fp_status)) { \
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float_invalid_op_vxsnan(env, GETPC()); \
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} \
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float_invalid_op_vxcvi(env, 0, GETPC()); \
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xt.tfld = stp##_to_##ttp##_round_to_zero(xb.sfld, &env->fp_status); \
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if (env->fp_status.float_exception_flags & float_flag_invalid) { \
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float_invalid_cvt(env, 0, GETPC(), stp##_classify(xb.sfld)); \
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xt.tfld = rnan; \
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} else { \
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xt.tfld = stp##_to_##ttp##_round_to_zero(xb.sfld, \
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&env->fp_status); \
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if (env->fp_status.float_exception_flags & float_flag_invalid) { \
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float_invalid_op_vxcvi(env, 0, GETPC()); \
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} \
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} \
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\
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putVSR(rD(opcode) + 32, &xt, env); \
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