target-ppc: fix frsp instruction
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6036 c046a42c-6fe2-441c-8c8c-71466251a162
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@ -1478,6 +1478,7 @@ uint64_t helper_fnmsub (uint64_t arg1, uint64_t arg2, uint64_t arg3)
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uint64_t helper_frsp (uint64_t arg)
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uint64_t helper_frsp (uint64_t arg)
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{
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{
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CPU_DoubleU farg;
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CPU_DoubleU farg;
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float32 f32;
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farg.ll = arg;
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farg.ll = arg;
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#if USE_PRECISE_EMULATION
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#if USE_PRECISE_EMULATION
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@ -1485,10 +1486,12 @@ uint64_t helper_frsp (uint64_t arg)
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/* sNaN square root */
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/* sNaN square root */
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farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN);
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farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN);
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} else {
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} else {
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farg.d = float64_to_float32(farg.d, &env->fp_status);
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f32 = float64_to_float32(farg.d, &env->fp_status);
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farg.d = float32_to_float64(f32, &env->fp_status);
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}
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}
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#else
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#else
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farg.d = float64_to_float32(farg.d, &env->fp_status);
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f32 = float64_to_float32(farg.d, &env->fp_status);
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farg.d = float32_to_float64(f32, &env->fp_status);
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#endif
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#endif
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return farg.ll;
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return farg.ll;
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}
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}
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