[PATCH][ARM][1/7] Convert FP mnemonics to UAL | mov patterns

Ramana Radhakrishnan ramana.gcc@googlemail.com
Tue Sep 9 11:02:00 GMT 2014


On Tue, Aug 19, 2014 at 4:22 PM, Kyrill Tkachov <kyrylo.tkachov@arm.com> wrote:
> Hi all,
>
> In this patch the move patterns are updated.
> For the fconst case where the constant is encoded in a decimal
> representation before going into the immediate field of the assembly
> instruction UAL syntax allows for the real operand to be output directly
> and leaves the assembler to do the encoding.
> This simplifies the logic in arm_print_operand a bit.
>
> fp_immediate_constant is deleted and it seems that the function was not
> meant to be used anyway (it returned "0" for all inputs!)
>
> Ok for trunk?

Ok.

Ramana

>
> Thanks,
> Kyrill
>
> 2014-08-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
>
>      * config/arm/arm.c (output_move_vfp): Use UAL syntax for load/store
>      multiple.
>      (arm_print_operand): Don't convert real values to decimal
>      representation in default case.
>      (fp_immediate_constant): Delete.
>      * config/arm/arm-protos.h (fp_immediate_constant): Likewise.
>      * config/arm/vfp.md (*arm_movsi_vfp): Convert to VFP moves to UAL
>      syntax.
>      (*thumb2_movsi_vfp): Likewise.
>      (*movdi_vfp): Likewise.
>      (*movdi_vfp_cortexa8): Likewise.
>      (*movhf_vfp_neon): Likewise.
>      (*movhf_vfp): Likewise.
>      (*movsf_vfp): Likewise.
>      (*thumb2_movsf_vfp): Likewise.
>      (*movdf_vfp): Likewise.
>      (*thumb2_movdf_vfp): Likewise.
>      (*movsfcc_vfp): Likewise.
>      (*thumb2_movsfcc_vfp): Likewise.
>      (*movdfcc_vfp): Likewise.
>      (*thumb2_movdfcc_vfp): Likewise.
>
> 2014-08-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
>
>      * gcc.target/arm/pr51835.c: Update expected assembly.
>      * gcc.target/arm/vfp-1.c: Likewise.
>      * gcc.target/arm/vfp-ldmdbd.c: Likewise.
>      * gcc.target/arm/vfp-ldmdbs.c: Likewise.
>      * gcc.target/arm/vfp-ldmiad.c: Likewise.
>      * gcc.target/arm/vfp-ldmias.c: Likewise.
>      * gcc.target/arm/vfp-stmdbd.c: Likewise.
>      * gcc.target/arm/vfp-stmdbs.c: Likewise.
>      * gcc.target/arm/vfp-stmiad.c: Likewise.
>      * gcc.target/arm/vfp-stmias.c: Likewise.



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