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x86: optimize {,V}EXTRACT{F,I}{128,32x{4,8},64x{2,4}} with immediate 0
authorJan Beulich <jbeulich@suse.com>
Fri, 27 Sep 2024 09:22:34 +0000 (11:22 +0200)
committerJan Beulich <jbeulich@suse.com>
Fri, 27 Sep 2024 09:22:34 +0000 (11:22 +0200)
commitf079b0c4b2923393c2ce58e72dfd5a1f2c7a339a
tree6e910f28ae19eb4c1d4280ec10e9ed7c145d0aaetree | snapshot
parentafd5b33bc7a4a0e58a4981c92727d9f85c421f5dcommit | diff
x86: optimize {,V}EXTRACT{F,I}{128,32x{4,8},64x{2,4}} with immediate 0

They, too, are equivalent to simple moves, which are up to 3 bytes
shorter to encode (and maybe also cheaper to execute).
gas/config/tc-i386.c diff | blob | blame | history
gas/testsuite/gas/i386/optimize-1.d diff | blob | blame | history
gas/testsuite/gas/i386/optimize-1.s diff | blob | blame | history
gas/testsuite/gas/i386/optimize-1a.d diff | blob | blame | history
gas/testsuite/gas/i386/optimize-4.d diff | blob | blame | history
gas/testsuite/gas/i386/optimize-5.d diff | blob | blame | history
gas/testsuite/gas/i386/x86-64-optimize-vextractNN.d [new file with mode: 0644] blob
gas/testsuite/gas/i386/x86-64-optimize-vextractNN.s [new file with mode: 0644] blob
gas/testsuite/gas/i386/x86-64.exp diff | blob | blame | history
opcodes/i386-opc.tbl diff | blob | blame | history
opcodes/i386-tbl.h diff | blob | blame | history
A mirror of the official binutils-gdb repository