From d2de1d310375d0fa97ff7f5b0b0cb93e1eca8d6b Mon Sep 17 00:00:00 2001
From: Jacek Caban <jacek@codeweavers.com>
Date: Wed, 17 Sep 2008 23:31:38 +0200
Subject: [PATCH] jscript: Added '&' expression implementation.

---
 dlls/jscript/engine.c      | 29 ++++++++++++++++++++++++++---
 dlls/jscript/parser.y      |  8 ++++----
 dlls/jscript/tests/lang.js | 12 ++++++++++++
 3 files changed, 42 insertions(+), 7 deletions(-)

diff --git a/dlls/jscript/engine.c b/dlls/jscript/engine.c
index ee394a3f52..975a9bde31 100644
--- a/dlls/jscript/engine.c
+++ b/dlls/jscript/engine.c
@@ -1519,10 +1519,33 @@ HRESULT binary_xor_expression_eval(exec_ctx_t *ctx, expression_t *expr, DWORD fl
     return E_NOTIMPL;
 }
 
-HRESULT binary_and_expression_eval(exec_ctx_t *ctx, expression_t *expr, DWORD flags, jsexcept_t *ei, exprval_t *ret)
+/* ECMA-262 3rd Edition    11.10 */
+static HRESULT bitand_eval(exec_ctx_t *ctx, VARIANT *lval, VARIANT *rval, jsexcept_t *ei, VARIANT *retv)
 {
-    FIXME("\n");
-    return E_NOTIMPL;
+    INT li, ri;
+    HRESULT hres;
+
+    hres = to_int32(ctx->parser->script, lval, ei, &li);
+    if(FAILED(hres))
+        return hres;
+
+    hres = to_int32(ctx->parser->script, rval, ei, &ri);
+    if(FAILED(hres))
+        return hres;
+
+    V_VT(retv) = VT_I4;
+    V_I4(retv) = li&ri;
+    return S_OK;
+}
+
+/* ECMA-262 3rd Edition    11.10 */
+HRESULT binary_and_expression_eval(exec_ctx_t *ctx, expression_t *_expr, DWORD flags, jsexcept_t *ei, exprval_t *ret)
+{
+    binary_expression_t *expr = (binary_expression_t*)_expr;
+
+    TRACE("\n");
+
+    return binary_expr_eval(ctx, expr, bitand_eval, ei, ret);
 }
 
 HRESULT instanceof_expression_eval(exec_ctx_t *ctx, expression_t *expr, DWORD flags, jsexcept_t *ei, exprval_t *ret)
diff --git a/dlls/jscript/parser.y b/dlls/jscript/parser.y
index 5cef648431..d8b876edfd 100644
--- a/dlls/jscript/parser.y
+++ b/dlls/jscript/parser.y
@@ -566,27 +566,27 @@ BitwiseORExpressionNoIn
 BitwiseXORExpression
         : BitwiseANDExpression  { $$ = $1; }
         | BitwiseXORExpression '^' BitwiseANDExpression
-                                { new_binary_expression(ctx, EXPR_BXOR, $1, $3); }
+                                { $$ = new_binary_expression(ctx, EXPR_BXOR, $1, $3); }
 
 /* ECMA-262 3rd Edition    11.10 */
 BitwiseXORExpressionNoIn
         : BitwiseANDExpressionNoIn
                                 { $$ = $1; }
         | BitwiseXORExpressionNoIn '^' BitwiseANDExpressionNoIn
-                                { new_binary_expression(ctx, EXPR_BXOR, $1, $3); }
+                                { $$ = new_binary_expression(ctx, EXPR_BXOR, $1, $3); }
 
 /* ECMA-262 3rd Edition    11.10 */
 BitwiseANDExpression
         : EqualityExpression    { $$ = $1; }
         | BitwiseANDExpression '&' EqualityExpression
-                                { new_binary_expression(ctx, EXPR_BAND, $1, $3); }
+                                { $$ = new_binary_expression(ctx, EXPR_BAND, $1, $3); }
 
 /* ECMA-262 3rd Edition    11.10 */
 BitwiseANDExpressionNoIn
         : EqualityExpressionNoIn
                                 { $$ = $1; }
         | BitwiseANDExpressionNoIn '&' EqualityExpressionNoIn
-                                { new_binary_expression(ctx, EXPR_BAND, $1, $3); }
+                                { $$ = new_binary_expression(ctx, EXPR_BAND, $1, $3); }
 
 /* ECMA-262 3rd Edition    11.9 */
 EqualityExpression
diff --git a/dlls/jscript/tests/lang.js b/dlls/jscript/tests/lang.js
index 9d645058cd..4cb42ecbbe 100644
--- a/dlls/jscript/tests/lang.js
+++ b/dlls/jscript/tests/lang.js
@@ -277,6 +277,18 @@ tmp = 10;
 ok((tmp |= 0x10) === 26, "tmp(10) |= 0x10 !== 26");
 ok(getVT(tmp) === "VT_I4", "getVT(tmp |= 10) = " + getVT(tmp));
 
+tmp = 3 & 5;
+ok(tmp === 1, "3 & 5 !== 1");
+ok(getVT(tmp) === "VT_I4", "getVT(3|5) = " + getVT(tmp));
+
+tmp = 3.5 & 0xffff;
+ok(tmp === 3, "3.5 & 0xffff !== 3 ");
+ok(getVT(tmp) === "VT_I4", "getVT(3.5&0xffff) = " + getVT(tmp));
+
+tmp = (-3.5) & 0xffffffff;
+ok(tmp === -3, "-3.5 & 0xffff !== -3");
+ok(getVT(tmp) === "VT_I4", "getVT(3.5&0xffff) = " + getVT(tmp));
+
 ok(1 < 3.4, "1 < 3.4 failed");
 ok(!(3.4 < 1), "3.4 < 1");
 ok("abc" < "abcd", "abc < abcd failed");