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cmd/6a, cmd/6l: add BSWAPL, BSWAPQ

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R=ken2
CC=golang-dev
https://golang.org/cl/6209087
This commit is contained in:
Russ Cox 2012-05-22 00:12:58 -04:00
parent 85266dfd4d
commit ed480128a6
3 changed files with 11 additions and 0 deletions
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2
src/cmd/6a/lex.c
View File

@ -340,6 +340,8 @@ struct
"BSRL", LTYPE3, ABSRL,
"BSRQ", LTYPE3, ABSRQ,
"BSRW", LTYPE3, ABSRW,
"BSWAPL", LTYPE1, ABSWAPL,
"BSWAPQ", LTYPE1, ABSWAPQ,
"BTCL", LTYPE3, ABTCL,
"BTCQ", LTYPE3, ABTCQ,
"BTCW", LTYPE3, ABTCW,

2
src/cmd/6l/6.out.h
View File

@ -743,6 +743,8 @@ enum as
APREFETCHNTA,
AMOVQL,
ABSWAPL,
ABSWAPQ,
ALAST
};

7
src/cmd/6l/optab.c
View File

@ -302,6 +302,11 @@ uchar ypopl[] =
Ynone, Ym, Zo_m, 2,
0
};
uchar ybswap[] =
{
Ynone, Yrl, Z_rp, 2,
0,
};
uchar yscond[] =
{
Ynone, Ymb, Zo_m, 2,
@ -641,6 +646,8 @@ Optab optab[] =
{ ABSRL, yml_rl, Pm, 0xbd },
{ ABSRQ, yml_rl, Pw, 0x0f,0xbd },
{ ABSRW, yml_rl, Pq, 0xbd },
{ ABSWAPL, ybswap, Px, 0x0f,0xc8 },
{ ABSWAPQ, ybswap, Pw, 0x0f,0xc8 },
{ ABTCL, ybtl, Pm, 0xba,(07),0xbb },
{ ABTCQ, ybtl, Pw, 0x0f,0xba,(07),0x0f,0xbb },
{ ABTCW, ybtl, Pq, 0xba,(07),0xbb },