diff options
| author | Alon Zakai <alonzakai@gmail.com> | 2013-04-14 16:17:56 -0700 |
|---|---|---|
| committer | Alon Zakai <alonzakai@gmail.com> | 2013-04-14 16:33:12 -0700 |
| commit | 84c58ecc4abb7af1c88cce1af3d86ffa106f22d2 (patch) | |
| tree | a7cdcf905b7a3bfa5105fe761fbc8370fa8a43de /src/library.js | |
| parent | cb52c13b00f65b8955f812448db15058e4303295 (diff) | |
use compiled compiler-rt code for i64 multiplication
Diffstat (limited to 'src/library.js')
| -rw-r--r-- | src/library.js | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/library.js b/src/library.js index c9f161f2..11f30a1c 100644 --- a/src/library.js +++ b/src/library.js @@ -5304,9 +5304,11 @@ LibraryManager.library = { llvm_umul_with_overflow_i64__deps: [function() { Types.preciseI64MathUsed = 1 }], llvm_umul_with_overflow_i64: function(xl, xh, yl, yh) { - i64Math.multiply(xl, xh, yl, yh); - {{{ makeStructuralReturn([makeGetTempDouble(0, 'i32'), makeGetTempDouble(1, 'i32'), '0']) }}}; - // XXX Need to hack support for second param in long.js +#if ASSERTIONS + Runtime.warnOnce('no overflow support in llvm_umul_with_overflow_i64'); +#endif + var low = ___muldi3(xl, xh, yl, yh); + {{{ makeStructuralReturn(['low', 'tempRet0', '0']) }}}; }, llvm_stacksave: function() { |