zig

commit 55a260c968aed32001df5355596331db38b13729 (tree)
parent b93fa9833e6d2f7959eabb2417a154152a8d2d1c
Author: Luuk de Gram <luuk@degram.dev>
Date:   Wed, 17 May 2023 20:31:18 +0200

wasm: implement `shl` for big integers

Diffstat:
M
src/arch/wasm/CodeGen.zig
 | 
1
+
M
test/behavior/int128.zig
 | 
1
-

2 files changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/arch/wasm/CodeGen.zig b/src/arch/wasm/CodeGen.zig
@@ -2604,6 +2604,7 @@ fn binOpBigInt(func: *CodeGen, lhs: WValue, rhs: WValue, ty: Type, op: Op) Inner
     switch (op) {
         .mul => return func.callIntrinsic("__multi3", &.{ ty, ty }, ty, &.{ lhs, rhs }),
         .shr => return func.callIntrinsic("__lshrti3", &.{ ty, Type.i32 }, ty, &.{ lhs, rhs }),
+        .shl => return func.callIntrinsic("__ashlti3", &.{ ty, Type.i32 }, ty, &.{ lhs, rhs }),
         .xor => {
             const result = try func.allocStack(ty);
             try func.emitWValue(result);
diff --git a/test/behavior/int128.zig b/test/behavior/int128.zig
@@ -87,7 +87,6 @@ test "truncate int128" {
 }
 
 test "shift int128" {
-    if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO