diff options
Diffstat (limited to 'docs/Bytecode')
| -rw-r--r-- | docs/Bytecode | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/docs/Bytecode b/docs/Bytecode index 4914e65..67450cd 100644 --- a/docs/Bytecode +++ b/docs/Bytecode @@ -12,8 +12,13 @@ Format bits 0-9 : opcode The 8 bits of flag data are defined as follows: - bits 2-7: Must Be Zero (MBZ) - bit 1 : value is inherit + bits 4-7: Must Be Zero (MBZ) + bits 1-3: Generic value + 000 => no generic value + 001 => inherit + 010 => initial + 011 => revert + 100 => unset bit 0 : value is important The 14 bits of value are opcode-specific. @@ -353,10 +358,11 @@ Opcodes 0000101 => no-close-quote, other => rffe. - If the value is not "normal", "none", or "inherit", then there is - a parameter list. Each item is preceded by a <value> word which - declares the type of the next item. The list is terminated by a - word with all bits set to zero (the encoding for "normal"). + If the value is not "normal", "none", or a generic value ("inherit", + "initial", "unset", or "revert"), then there is a parameter list. + Each item is preceded by a <value> word which declares the type of + the next item. The list is terminated by a word with all bits set + to zero (the encoding for "normal"). For example, content: open-quote url('http://example.com/') @@ -385,7 +391,8 @@ Opcodes bits 0-6: 0000000 => none, other => rffe. - If the value is not "none", or "inherit", then there is a parameter + If the value is not "none", or a generic value ("inherit", + "initial", "unset", or "revert"), then there is a parameter list. Each item is preceded by a <value> word which declares the type of the next item. The list is terminated by a word with all bits set to zero (the encoding for "none"). @@ -401,7 +408,8 @@ Opcodes bits 0-6: 0000000 => none, other => rffe. - If the value is not "none", or "inherit", then there is a parameter + If the value is not "none", or a generic value ("inherit", + "initial", "unset", or "revert"), then there is a parameter list. Each item is preceded by a <value> word which declares the type of the next item. The list is terminated by a word with all bits set to zero (the encoding for "none"). @@ -483,6 +491,8 @@ Opcodes f => none, 10 => flex, 11 => inline-flex, + 12 => grid, + 13 => inline-grid other => Reserved for future expansion. 21 - elevation @@ -866,6 +876,7 @@ Opcodes 1 => relative, 2 => absolute, 3 => fixed, + 4 => sticky, other => Reserved for future expansion. 4a - quotes |