diff options
Diffstat (limited to 'src/arch/x86_64')
| -rw-r--r-- | src/arch/x86_64/CodeGen.zig | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/src/arch/x86_64/CodeGen.zig b/src/arch/x86_64/CodeGen.zig index 89a23d3514..a7d771853c 100644 --- a/src/arch/x86_64/CodeGen.zig +++ b/src/arch/x86_64/CodeGen.zig @@ -1103,11 +1103,7 @@ const FormatAirData = struct { inst: Air.Inst.Index, }; fn formatAir(data: FormatAirData, w: *std.io.Writer) Writer.Error!void { - // not acceptable implementation because it ignores `w`: - //data.self.air.dumpInst(data.inst, data.self.pt, data.self.liveness); - _ = data; - _ = w; - @panic("TODO: unimplemented"); + data.self.air.writeInst(w, data.inst, data.self.pt, data.self.liveness); } fn fmtAir(self: *CodeGen, inst: Air.Inst.Index) std.fmt.Formatter(FormatAirData, formatAir) { return .{ .data = .{ .self = self, .inst = inst } }; @@ -179300,10 +179296,13 @@ fn lowerSwitchBr( } else undefined; const table_start: u31 = @intCast(cg.mir_table.items.len); { - const condition_index_reg = if (condition_index.isRegister()) - condition_index.getReg().? - else - try cg.copyToTmpRegister(.usize, condition_index); + const condition_index_reg = condition_index_reg: { + if (condition_index.isRegister()) { + const condition_index_reg = condition_index.getReg().?; + if (condition_index_reg.isClass(.general_purpose)) break :condition_index_reg condition_index_reg; + } + break :condition_index_reg try cg.copyToTmpRegister(.usize, condition_index); + }; const condition_index_lock = cg.register_manager.lockReg(condition_index_reg); defer if (condition_index_lock) |lock| cg.register_manager.unlockReg(lock); try cg.truncateRegister(condition_ty, condition_index_reg); |