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[PATCH, i386]: Remove redundant constraints from ALU insn patterns


No functional changes.

2019-07-17  Uroš Bizjak  <ubizjak@gmail.com>

    * config/i386/i386.md (*add<dwi>3_doubleword):
    Remove redundant constraints.
    (*add<mode>_1): Ditto.
    (*addhi_1): Ditto.
    (*addqi_1): Ditto.
    (*addqi_1_slp): Ditto.
    (*add<mode>_2): Ditto.
    (*addv<mode>4): Ditto.
    (*sub<dwi>3_doubleword): Ditto.
    (*sub<mode>_1): Ditto.
    (*subqi_1_slp): Ditto.
    (*sub<mode>_2): Ditto.
    (*subv<mode>4): Ditto.
    (*sub<mode>_3): Ditto.
    (@add<mode>3_carry): Ditto.
    (@sub<mode>3_carry): Ditto.
    (*add<mode>3_cc_overflow_1): Ditto.
    (*add<mode>3_zext_cc_overflow_2): Ditto.
    (*anddi_1): Ditto.
    (*and<mode>_1): Ditto.
    (*andqi_1): Ditto.
    (*andqi_1_slp): Ditto.
    (*anddi_2): Ditto.
    (*andqi_2_maybe_si): Ditto.
    (*and<mode>_2): Ditto.
    (*andqi_2_slp): Ditto.
    (*<code><mode>_1): Ditto.
    (*<code>qi_1): Ditto.
    (*<code>qi_1_slp): Ditto.
    (*<code><mode>_2): Ditto.
    (*<code>qi_2_slp): Ditto.

Bootstrapped and regression tested on x86_64-linux-gnu {,-m32}.

Committed to mainline SVN.

Uros.

Attachment: p.diff.txt
Description: Text document


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