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| author | Jan Beulich <jbeulich@suse.com> | 2024-09-27 11:21:51 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2024-09-27 11:21:51 +0200 |
| commit | afd5b33bc7a4a0e58a4981c92727d9f85c421f5d (patch) | |
| tree | d2df388b45ffabefb755d13055a0c49dd1d6e08c /opcodes/i386-tbl.h | |
| parent | 0fcb4bfcd40d8d35ac76555a64cf4d6fcc07d0b8 (diff) | |
| download | gdb-afd5b33bc7a4a0e58a4981c92727d9f85c421f5d.zip gdb-afd5b33bc7a4a0e58a4981c92727d9f85c421f5d.tar.gz gdb-afd5b33bc7a4a0e58a4981c92727d9f85c421f5d.tar.bz2 | |
x86: optimize {,V}EXTRACTPS with immediate 0
They are equivalent to simple moves, which are up to 2 bytes shorter to
encode (and maybe also cheaper to execute).
Diffstat (limited to 'opcodes/i386-tbl.h')
| -rw-r--r-- | opcodes/i386-tbl.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/opcodes/i386-tbl.h b/opcodes/i386-tbl.h index a2d4225..9ab2b54 100644 --- a/opcodes/i386-tbl.h +++ b/opcodes/i386-tbl.h @@ -18014,7 +18014,7 @@ static const insn_template i386_optab[] = 1, 0, 0, 0, 0, 0 } } } }, { MN_extractps, 0x17, 3, SPACE_0F3A, None, { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, - 0, 0, 0, 1, 0, 1, 1, 0, 1, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 0, 1, 0, 1, 1, 0, 1, 2, 0, 0, 0, 0, 2, 1, 0, 0, 0, 0, 0, 0 }, { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }, { { 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0 } }, @@ -18026,7 +18026,7 @@ static const insn_template i386_optab[] = 0, 0, 0, 0, 1, 0 } } } }, { MN_extractps, 0x17, 3, SPACE_0F3A, None, { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, - 0, 0, 0, 1, 0, 2, 1, 0, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 1, 0, 2, 1, 0, 1, 2, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 }, { { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 } }, { { 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0 } }, @@ -18038,7 +18038,7 @@ static const insn_template i386_optab[] = 0, 0, 0, 0, 0, 0 } } } }, { MN_extractps, 0x17, 3, SPACE_0F3A, None, { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, + 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0 }, { { 28, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }, { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }, @@ -18050,7 +18050,7 @@ static const insn_template i386_optab[] = 0, 0, 0, 0, 1, 0 } } } }, { MN_extractps, 0x17, 3, SPACE_0F3A, None, { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, - 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, + 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0 }, { { 28, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 } }, { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }, @@ -25964,7 +25964,7 @@ static const insn_template i386_optab[] = 1, 0, 0, 0, 1, 0 } } } }, { MN_vextractps, 0x17, 3, SPACE_0F3A, None, { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, - 0, 0, 0, 1, 0, 3, 1, 0, 0, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 0, 1, 0, 3, 1, 0, 0, 2, 0, 0, 0, 0, 2, 1, 0, 0, 0, 0, 0, 0 }, { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }, { { 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0 } }, @@ -25976,7 +25976,7 @@ static const insn_template i386_optab[] = 0, 0, 0, 0, 1, 0 } } } }, { MN_vextractps, 0x17, 3, SPACE_0F3A, None, { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, - 0, 0, 0, 1, 0, 3, 1, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 1, 0, 3, 1, 0, 0, 2, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 }, { { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 } }, { { 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0 } }, |