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authorMagnus Lång <[email protected]>2016-11-13 11:12:24 +0100
committerMagnus Lång <[email protected]>2016-11-16 17:22:04 +0100
commit40b7dc3ce63999a6e8d40c20a098de6d85676aeb (patch)
tree9ccb1538024162f9512fed031016f3640c525290 /otp_build
parente98df8fac977350b56319df621c65a823bfe86f4 (diff)
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hipe_tagscheme: x86 lea+test for mask_and_compare
By changing mask_and_compare from and,sub to sub,and, x86 can use a 3-address LEA immediate add, saving a mov. The RISC backends should see no change in sequence length. We make test_(heap_|sub)binary use mask_and_compare so they will benefit too.
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