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include/opcode/

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* mips.h: Update commentary after last commit.
This commit is contained in:
Richard Sandiford
2010-12-18 11:28:25 +00:00
parent 68ab795133
commit d64bda8409
2 changed files with 13 additions and 2 deletions
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4
include/opcode/ChangeLog
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@@ -1,3 +1,7 @@
2010-12-18 Richard Sandiford <rdsandiford@googlemail.com>
* mips.h: Update commentary after last commit.
2010-12-18 Mingjie Xing <mingjie.xing@gmail.com> 2010-12-18 Mingjie Xing <mingjie.xing@gmail.com>
* mips.h (OP_*_OFFSET_A, OP_*_OFFSET_B, OP_*_OFFSET_C) * mips.h (OP_*_OFFSET_A, OP_*_OFFSET_B, OP_*_OFFSET_C)

11
include/opcode/mips.h
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@@ -408,6 +408,13 @@ struct mips_opcode
pos + lenm1 < 32 or pos + lenm1 < 64 depending whether previous pos + lenm1 < 32 or pos + lenm1 < 64 depending whether previous
position field is "+p" or "+P". position field is "+p" or "+P".
Loongson-3A:
"+a" 8-bit signed offset in bit 6 (OP_*_OFFSET_A)
"+b" 8-bit signed offset in bit 3 (OP_*_OFFSET_B)
"+c" 9-bit signed offset in bit 6 (OP_*_OFFSET_C)
"+z" 5-bit rz register (OP_*_RZ)
"+Z" 5-bit fz register (OP_*_FZ)
Other: Other:
"()" parens surrounding optional value "()" parens surrounding optional value
"," separates operands "," separates operands
@@ -423,8 +430,8 @@ struct mips_opcode
Extension character sequences used so far ("+" followed by the Extension character sequences used so far ("+" followed by the
following), for quick reference when adding more: following), for quick reference when adding more:
"1234" "1234"
"ABCDEFGHIPQSTX" "ABCDEFGHIPQSTXZ"
"pstx" "abcpstxz"
*/ */
/* These are the bits which may be set in the pinfo field of an /* These are the bits which may be set in the pinfo field of an