https://gcc.gnu.org/g:dd0abcc3cac2f354e905508729a54f305cad72c9
commit dd0abcc3cac2f354e905508729a54f305cad72c9 Author: Michael Meissner <[email protected]> Date: Thu Nov 13 01:21:26 2025 -0500 Update ChangeLog.* Diff: --- gcc/ChangeLog.float | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/gcc/ChangeLog.float b/gcc/ChangeLog.float index 5cb52e6b6744..e54022648ca2 100644 --- a/gcc/ChangeLog.float +++ b/gcc/ChangeLog.float @@ -1,3 +1,33 @@ +==================== Branch work226-float, patch #209 ==================== + +Optimize __bfloat16 scalar code. + +2025-11-13 Michael Meissner <[email protected]> + +gcc/ + + * config/rs6000/float16.cc (bfloat16_operation_as_v4sf): New function to + optimize __bfloat16 scalar operations. + * config/rs6000/float16.md (bfloat16_binary_op_internal1): New + __bfloat16 scalar combiner insns. + (bfloat16_binary_op_internal2): Likewise. + (bfloat16_fma_internal1): Likewise. + (bfloat16_fma_internal2): Likewise. + (bfloat16_fms_internal1): Likewise. + (bfloat16_fms_internal2): Likewise. + (bfloat16_nfma_internal1): Likewise. + (bfloat16_nfma_internal2): Likewise. + (bfloat16_nfms_internal3): Likewise. + (__bfloat16 peephole): Likewise. + * config/rs6000/predicates.md (fp16_reg_or_constant_operand): New + predicate. + (bfloat16_v4sf_operand): Likewise. + (bfloat16_bf_operand): Likewise. + * config/rs6000/rs6000-protos.h (bfloat16_operation_as_v4sf): New + declaration. + * config/rs6000/rs6000.opt (-mbfloat16-combine): New option. + (-mbfloat16-peephole): Likewise. + ==================== Branch work226-float, patch #208 ==================== Add --with-powerpc-float16 and --with-powerpc-float16-disable-warning.
