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* config/ia64/ia64.c (cmptf_libfunc): New static. (ia64_expand_compare): Add logic to open-code calls to _U_Qfcmp for TFmode comparisons. (ia64_hpux_init_libfuncs): Initialize cmptf_libfunc. Set libfuncs for TFmode eq/ne/gt/ge/lt/gt to 0; these should never be generated anymore. * config/ia64/ia64.md (cmptf): New expander. From-SVN: r73028
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