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-rw-r--r--src/library.js9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/library.js b/src/library.js
index 5a429131..0e7b8b54 100644
--- a/src/library.js
+++ b/src/library.js
@@ -2260,7 +2260,6 @@ LibraryManager.library = {
} else if (type == 'i64') {
ret = [{{{ makeGetValue('varargs', 'argIndex', 'i32', undefined, undefined, true) }}},
{{{ makeGetValue('varargs', 'argIndex+4', 'i32', undefined, undefined, true) }}}];
- ret = unSign(ret[0], 32) + unSign(ret[1], 32)*Math.pow(2, 32); // Unsigned in this notation. Signed later if needed. // XXX - loss of precision
#else
} else if (type == 'i64') {
ret = {{{ makeGetValue('varargs', 'argIndex', 'i64', undefined, undefined, true) }}};
@@ -2270,7 +2269,7 @@ LibraryManager.library = {
ret = {{{ makeGetValue('varargs', 'argIndex', 'i32', undefined, undefined, true) }}};
}
argIndex += Runtime.getNativeFieldSize(type);
- return Number(ret);
+ return ret;
}
var ret = [];
@@ -2392,6 +2391,12 @@ LibraryManager.library = {
var signed = next == 'd'.charCodeAt(0) || next == 'i'.charCodeAt(0);
argSize = argSize || 4;
var currArg = getNextArg('i' + (argSize * 8));
+#if I64_MODE == 1
+ // Flatten i64-1 [low, high] into a (slightly rounded) double
+ if (argSize == 8) {
+ currArg = Runtime.makeBigInt(currArg[0], currArg[1], next == 'u'.charCodeAt(0));
+ }
+#endif
// Truncate to requested size.
if (argSize <= 4) {
var limit = Math.pow(256, argSize) - 1;