Use macro instructions for min, max ops to get the same functionality on
pre-r6 and r6 targets.

BUG=
TEST=mjsunit/math-min-max, cctest/test-macro-assembler-mips64/min_max_nan, cctest/test-macro-assembler-mips/min_max_nan, cctest/test-assembler-mips64/min_max, cctest/test-assembler-mips/min_max

Review URL: https://codereview.chromium.org/1694833002

Cr-Commit-Position: refs/heads/master@{#35073}