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authorSegher Boessenkool <segher@kernel.crashing.org>2019-11-28 23:28:59 +0100
committerSegher Boessenkool <segher@gcc.gnu.org>2019-11-28 23:28:59 +0100
commit2538ff0d242b1a1a29f7a4a87c70e9bb2df109e9 (patch)
tree719483de0f87f5e1086edafdadc4aedd9f911aaa /gcc/c/c-parser.c
parent03df119db4f54905f46dbaa4d5bd733200c1c4dd (diff)
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rs6000: Use memory_operand for all simple {l,st}*brx instructions
We run fwprop before combine, very early even in the case of fwprop1; and fwprop1 will change memory addressing to what it considers cheaper. After the "common" change, it now changes the indexed store instruction in the testcase to be to a constant address. But that is not an improvement at all: the byte reverse instructions only exist in the indexed form, so they will not match anymore. This patch changes the patterns for the byte reverse instructions to allow plain memory_operand, letting reload fix this up. PR target/92602 * config/rs6000/rs6000.md (bswap<mode>2_load for HSI): Change the indexed_or_indirect_operand to be memory_operand. (bswap<mode>2_store for HSI): Ditto. (bswapdi2_load): Ditto. (bswapdi2_store): Ditto. From-SVN: r278821
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