diff options
| -rw-r--r-- | src/arch/wasm/CodeGen.zig | 34 |
1 files changed, 31 insertions, 3 deletions
diff --git a/src/arch/wasm/CodeGen.zig b/src/arch/wasm/CodeGen.zig index 02a955d8a6..a0bb84a9d7 100644 --- a/src/arch/wasm/CodeGen.zig +++ b/src/arch/wasm/CodeGen.zig @@ -1446,6 +1446,9 @@ fn genInst(self: *Self, inst: Air.Inst.Index) !WValue { .div_trunc, => self.airDiv(inst), .div_floor => self.airDivFloor(inst), + .ceil => self.airCeilFloorTrunc(inst, .ceil), + .floor => self.airCeilFloorTrunc(inst, .floor), + .trunc_float => self.airCeilFloorTrunc(inst, .trunc), .bit_and => self.airBinOp(inst, .@"and"), .bit_or => self.airBinOp(inst, .@"or"), .bool_and => self.airBinOp(inst, .@"and"), @@ -1606,10 +1609,7 @@ fn genInst(self: *Self, inst: Air.Inst.Index) !WValue { .log2, .log10, .fabs, - .floor, - .ceil, .round, - .trunc_float, .cmpxchg_weak, .cmpxchg_strong, @@ -4872,3 +4872,31 @@ fn signAbsValue(self: *Self, operand: WValue, ty: Type) InnerError!WValue { try self.addLabel(.local_set, result.local); return result; } + +fn airCeilFloorTrunc(self: *Self, inst: Air.Inst.Index, op: Op) InnerError!WValue { + if (self.liveness.isUnused(inst)) return WValue{ .none = {} }; + + const un_op = self.air.instructions.items(.data)[inst].un_op; + const ty = self.air.typeOfIndex(inst); + + if (ty.zigTypeTag() == .Vector) { + return self.fail("TODO: Implement `@ceil` for vectors", .{}); + } + + const operand = try self.resolveInst(un_op); + try self.emitWValue(operand); + switch (ty.floatBits(self.target)) { + 32, 64 => { + const opcode = buildOpcode(.{ + .op = op, + .valtype1 = typeToValtype(ty, self.target), + }); + try self.addTag(Mir.Inst.Tag.fromOpcode(opcode)); + }, + else => |bit_size| return self.fail("TODO: Implement `@ceil` for floats with bitsize {d}", .{bit_size}), + } + + const result = try self.allocLocal(ty); + try self.addLabel(.local_set, result.local); + return result; +} |