diff options
Diffstat (limited to 'gcc/ChangeLog.meissner')
| -rw-r--r-- | gcc/ChangeLog.meissner | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/gcc/ChangeLog.meissner b/gcc/ChangeLog.meissner index 954d5edaa52..65c30c848e6 100644 --- a/gcc/ChangeLog.meissner +++ b/gcc/ChangeLog.meissner @@ -1,3 +1,62 @@ +2015-04-07 Michael Meissner <meissner@linux.vnet.ibm.com> + + Back port from trunk: + 2015-04-06 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/65614 + * config/rs6000/rs6000.c (struct processor_costs): Add cost field + for SF->DF conversions to make FLOAT_EXTEND more expensive, so + that LFD is used to load double constants instead of LFS. Add + defaults for all costs structures. Add comments for missing + initialization fields. + (size32_cost): Likewise. + (size64_cost): Likewise. + (rs64a_cost): Likewise. + (mpccore_cost): Likewise. + (ppc403_cost): Likewise. + (ppc405_cost): Likewise. + (ppc440_cost): Likewise. + (ppc476_cost): Likewise. + (ppc601_cost): Likewise. + (ppc603_cost): Likewise. + (ppc604_cost): Likewise. + (ppc604e_cost): Likewise. + (ppc620_cost): Likewise. + (ppc630_cost): Likewise. + (ppccell_cost): Likewise. + (ppc750_cost): Likewise. + (ppc7450_cost): Likewise. + (ppc8540_cost): Likewise. + (ppce300c2c3_cost): Likewise. + (ppce500mc_cost): Likewise. + (ppce500mc64_cost): Likewise. + (ppce5500_cost): Likewise. + (ppce6500_cost): Likewise. + (titan_cost): Likewise. + (power4_cost): Likewise. + (power6_cost): Likewise. + (power7_cost): Likewise. + (power8_cost): Likewise. + (ppca2_cost): Likewise. + (rs6000_rtx_costs): Make FLOAT_EXTEND use SFDF_convert field. + + * config/rs6000/rs6000.md (extendsfdf2_fpr): Generate XSCPSGNDP + instead of XXLOR to copy SFmode to clear out dirty bits created + when SFmode denormals are generated. + (mov<mode>_hardfloat, FMOVE32 case): Likewise. + (truncdfsf2_fpr): Add support for ISA 2.07 XSRSP instruction. + + Back port from trunk: + 2015-04-04 Alan Modra <amodra@gmail.com> + + PR target/65576 + PR target/65240 + * config/rs6000/predicates.md (zero_reg_mem_operand): Exclude + 0.0 constant unless TARGET_VSX. + * config/rs6000/rs6000.md (extenddftf2_internal): Remove last + alternative. + + 2015-03-25 Michael Meissner <meissner@linux.vnet.ibm.com> Back port from trunk: |