From: Peter Johnson <peter@tortall.net>
Date: Sun, 16 Oct 2005 08:48:24 +0000 (-0000)
Subject: * gas-bison.y, gas-token.re: Implement .weak directive.
X-Git-Tag: v0.5.0rc1~92
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8ab76706900f5f3186df95496a9dea9334ca8273;p=yasm

* gas-bison.y, gas-token.re: Implement .weak directive.

svn path=/trunk/yasm/; revision=1286
---

diff --git a/modules/parsers/gas/gas-bison.y b/modules/parsers/gas/gas-bison.y
index 8885fea7..794329a3 100644
--- a/modules/parsers/gas/gas-bison.y
+++ b/modules/parsers/gas/gas-bison.y
@@ -105,7 +105,7 @@ static void gas_parser_directive
 %token DIR_EQU DIR_FILE DIR_FLOAT DIR_GLOBAL DIR_IDENT DIR_INT DIR_LOC
 %token DIR_LCOMM DIR_OCTA DIR_ORG DIR_P2ALIGN DIR_REPT DIR_SECTION
 %token DIR_SHORT DIR_SIZE DIR_SKIP DIR_STRING
-%token DIR_TEXT DIR_TFLOAT DIR_TYPE DIR_QUAD DIR_WORD DIR_ZERO
+%token DIR_TEXT DIR_TFLOAT DIR_TYPE DIR_QUAD DIR_WEAK DIR_WORD DIR_ZERO
 
 %type <bc> line lineexp instr
 
@@ -205,6 +205,20 @@ lineexp: instr
 	yasm_xfree($2);
 	$$ = NULL;
     }
+    | DIR_WEAK label_id {
+	yasm_valparamhead vps;
+	yasm_valparam *vp;
+
+	yasm_vps_initialize(&vps);
+	vp = yasm_vp_create($2, NULL);
+	yasm_vps_append(&vps, vp);
+
+	yasm_objfmt_directive(parser_gas->objfmt, "weak", &vps, NULL,
+			      cur_line);
+
+	yasm_vps_delete(&vps);
+	$$ = NULL;
+    }
     | DIR_LCOMM label_id ',' expr {
 	/* Put into .bss section. */
 	/*@dependent@*/ yasm_section *bss =
diff --git a/modules/parsers/gas/gas-token.re b/modules/parsers/gas/gas-token.re
index 25fbe3eb..48c489a1 100644
--- a/modules/parsers/gas/gas-token.re
+++ b/modules/parsers/gas/gas-token.re
@@ -297,6 +297,7 @@ scan:
 	'.tfloat'	{ RETURN(DIR_TFLOAT); }
 	'.type'		{ RETURN(DIR_TYPE); }
 	'.quad'		{ RETURN(DIR_QUAD); }
+	'.weak'		{ RETURN(DIR_WEAK); }
 	'.word'		{ RETURN(DIR_WORD); }
 	'.zero'		{ RETURN(DIR_ZERO); }