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fix CHANNEL select

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Signed-off-by: Chen, Yangyang <yangyang.chen@intel.com>
Signed-off-by: Han, Haofu     <haofu.han@intel.com>
This commit is contained in:
Chen, Yangyang 2010-12-13 15:30:48 +08:00 committed by Damien Lespiau
parent 14c0bd0fb3
commit bf06f07d5b
1 changed files with 24 additions and 19 deletions
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43
assembler/src/lex.l
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@ -11,6 +11,7 @@ extern char *input_filename;
extern long int gen_level;
%}
%x BLOCK_COMMENT
%x CHANNEL
%x LINENUMBER
%x FILENAME
@ -42,6 +43,28 @@ extern long int gen_level;
input_filename = name;
BEGIN(saved_state);
}
<CHANNEL>"x" {
yylval.integer = BRW_CHANNEL_X;
return X;
}
<CHANNEL>"y" {
yylval.integer = BRW_CHANNEL_Y;
return Y;
}
<CHANNEL>"z" {
yylval.integer = BRW_CHANNEL_Z;
return Z;
}
<CHANNEL>"w" {
yylval.integer = BRW_CHANNEL_W;
return W;
}
<CHANNEL>. {
yyless(0);
BEGIN(INITIAL);
}
/* used for both null send and null register. */
"null" { return NULL_TOKEN; }
@ -125,7 +148,7 @@ extern long int gen_level;
"[" { return LSQUARE; }
"]" { return RSQUARE; }
"," { return COMMA; }
"." { return DOT; }
"." { BEGIN(CHANNEL); return DOT; }
"+" { return PLUS; }
"-" { return MINUS; }
"*" { return MULTIPLY;}
@ -324,24 +347,6 @@ extern long int gen_level;
".o" { yylval.integer = BRW_CONDITIONAL_O; return OVERFLOW; }
".u" { yylval.integer = BRW_CONDITIONAL_U; return UNORDERED; }
/* channel selectors */
"x" {
yylval.integer = BRW_CHANNEL_X;
return X;
}
"y" {
yylval.integer = BRW_CHANNEL_Y;
return Y;
}
"z" {
yylval.integer = BRW_CHANNEL_Z;
return Z;
}
"w" {
yylval.integer = BRW_CHANNEL_W;
return W;
}
[a-zA-Z_][0-9a-zA-Z_]* {
yylval.string = strdup(yytext);
return STRING;