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8a, 8l: add CMPXCHG8B, XADDB, XADDL, XADDW

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R=ken2
CC=golang-dev
https://golang.org/cl/4240041
This commit is contained in:
Russ Cox 2011-02-25 01:04:29 -05:00
parent 96c785de39
commit 895631770a
3 changed files with 14 additions and 0 deletions
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4
src/cmd/8a/lex.c
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@ -332,6 +332,7 @@ struct
"CMPSB", LTYPE0, ACMPSB, "CMPSB", LTYPE0, ACMPSB,
"CMPSL", LTYPE0, ACMPSL, "CMPSL", LTYPE0, ACMPSL,
"CMPSW", LTYPE0, ACMPSW, "CMPSW", LTYPE0, ACMPSW,
"CMPXCHG8B", LTYPE1, ACMPXCHG8B,
"CMPXCHGB", LTYPE3, ACMPXCHGB, "CMPXCHGB", LTYPE3, ACMPXCHGB,
"CMPXCHGL", LTYPE3, ACMPXCHGL, "CMPXCHGL", LTYPE3, ACMPXCHGL,
"CMPXCHGW", LTYPE3, ACMPXCHGW, "CMPXCHGW", LTYPE3, ACMPXCHGW,
@ -546,6 +547,9 @@ struct
"VERW", LTYPE2, AVERW, "VERW", LTYPE2, AVERW,
"WAIT", LTYPE0, AWAIT, "WAIT", LTYPE0, AWAIT,
"WORD", LTYPE2, AWORD, "WORD", LTYPE2, AWORD,
"XADDB", LTYPE3, AXADDB,
"XADDL", LTYPE3, AXADDL,
"XADDW", LTYPE3, AXADDW,
"XCHGB", LTYPE3, AXCHGB, "XCHGB", LTYPE3, AXCHGB,
"XCHGL", LTYPE3, AXCHGL, "XCHGL", LTYPE3, AXCHGL,
"XCHGW", LTYPE3, AXCHGW, "XCHGW", LTYPE3, AXCHGW,

5
src/cmd/8l/8.out.h
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@ -392,6 +392,11 @@ enum as
ACMPXCHGB, ACMPXCHGB,
ACMPXCHGL, ACMPXCHGL,
ACMPXCHGW, ACMPXCHGW,
ACMPXCHG8B,
AXADDB,
AXADDL,
AXADDW,
/* conditional move */ /* conditional move */
ACMOVLCC, ACMOVLCC,

5
src/cmd/8l/optab.c
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@ -702,6 +702,11 @@ Optab optab[] =
{ ACMPXCHGB, yrb_mb, Pm, 0xb0 }, { ACMPXCHGB, yrb_mb, Pm, 0xb0 },
{ ACMPXCHGL, yrl_ml, Pm, 0xb1 }, { ACMPXCHGL, yrl_ml, Pm, 0xb1 },
{ ACMPXCHGW, yrl_ml, Pm, 0xb1 }, { ACMPXCHGW, yrl_ml, Pm, 0xb1 },
{ ACMPXCHG8B, yscond, Pm, 0xc7,(01) },
{ AXADDB, yrb_mb, Pb, 0x0f,0xc0 },
{ AXADDL, yrl_ml, Pm, 0xc1 },
{ AXADDW, yrl_ml, Pe, 0x0f,0xc1 },
{ ACMOVLCC, yml_rl, Pm, 0x43 }, { ACMOVLCC, yml_rl, Pm, 0x43 },
{ ACMOVLCS, yml_rl, Pm, 0x42 }, { ACMOVLCS, yml_rl, Pm, 0x42 },