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zig fmt and delete unused type

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This commit is contained in:
Andrew Kelley 2020-06-28 19:44:50 -04:00
parent aa92446365
commit 1eed0cf0f3
2 changed files with 6 additions and 28 deletions
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11
src-self-hosted/codegen.zig
View File

@ -54,7 +54,7 @@ pub fn generateSymbol(
// Prepare the function parameters // Prepare the function parameters
switch (bin_file.options.target.cpu.arch) { switch (bin_file.options.target.cpu.arch) {
.x86_64 => { .x86_64 => {
const integer_registers = [_]Reg(.x86_64){.rdi, .rsi, .rdx, .rcx, .r8, .r9}; const integer_registers = [_]Reg(.x86_64){ .rdi, .rsi, .rdx, .rcx, .r8, .r9 };
var next_int_reg: usize = 0; var next_int_reg: usize = 0;
for (param_types) |param_type, src_i| { for (param_types) |param_type, src_i| {
@ -64,7 +64,7 @@ pub fn generateSymbol(
try mc_args.append(.{ .stack_offset = next_stack_offset }); try mc_args.append(.{ .stack_offset = next_stack_offset });
next_stack_offset += param_type.abiSize(bin_file.options.target); next_stack_offset += param_type.abiSize(bin_file.options.target);
} else { } else {
try mc_args.append(.{ .register = @enumToInt(integer_registers[next_int_reg])}); try mc_args.append(.{ .register = @enumToInt(integer_registers[next_int_reg]) });
next_int_reg += 1; next_int_reg += 1;
} }
}, },
@ -75,10 +75,9 @@ pub fn generateSymbol(
"TODO implement function parameters of type {}", "TODO implement function parameters of type {}",
.{@tagName(param_type.zigTypeTag())}, .{@tagName(param_type.zigTypeTag())},
), ),
} },
} }
} }
}, },
else => return Result{ else => return Result{
.fail = try ErrorMsg.create( .fail = try ErrorMsg.create(
@ -113,7 +112,7 @@ pub fn generateSymbol(
function.gen() catch |err| switch (err) { function.gen() catch |err| switch (err) {
error.CodegenFail => return Result{ .fail = function.err_msg.? }, error.CodegenFail => return Result{ .fail = function.err_msg.? },
else => |e| return e, else => |e| return e,
}; };
if (function.err_msg) |em| { if (function.err_msg) |em| {
@ -689,7 +688,7 @@ const Function = struct {
}, },
.stack_offset => |off| { .stack_offset => |off| {
return self.fail(src, "TODO implement genSetReg for stack variables", .{}); return self.fail(src, "TODO implement genSetReg for stack variables", .{});
} },
}, },
else => return self.fail(src, "TODO implement genSetReg for more architectures", .{}), else => return self.fail(src, "TODO implement genSetReg for more architectures", .{}),
} }

23
src-self-hosted/codegen/x86_64.zig
View File

@ -67,25 +67,4 @@ pub const Register = enum(u8) {
} }
}; };
// zig fmt: on // zig fmt: on
/// After argument values have been computed, they are placed either in registers
/// or pushed on the stack. The way values are passed depends on the class.
pub const ParameterClass = enum {
/// Integral types that fit into one of the general purpose registers.
integer,
/// Types that fit into a vector register.
sse,
/// Types that fit into a vector register and can be passed
/// and returned in the upper bytes of it.
sse_up,
/// Types that will be returned via the x87FPU.
x87,
/// Types that will be returned via the x87FPU and can be passed and returned
/// in the upper bytes of it.
x87_up,
/// Types that will be returned via the x87FPU.
complex_x87,
/// Types that will be passed and returned in mem-ory via the stack.
memory,
};