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Sema: validate callconv

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This commit is contained in:
Veikka Tuominen 2022-06-30 16:39:54 +03:00
parent 6d24c40b6e
commit 3014a0d5f1
12 changed files with 78 additions and 49 deletions
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40
src/Sema.zig
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@ -7007,6 +7007,7 @@ fn funcCommon(
noalias_bits: u32,
) CompileError!Air.Inst.Ref {
const ret_ty_src: LazySrcLoc = .{ .node_offset_fn_type_ret_ty = src_node_offset };
const cc_src: LazySrcLoc = .{ .node_offset_fn_type_cc = src_node_offset };
var is_generic = bare_return_type.tag() == .generic_poison or
alignment == null or
@ -7109,6 +7110,45 @@ fn funcCommon(
const cc_workaround = cc orelse .Unspecified;
const align_workaround = alignment orelse 0;
const arch = sema.mod.getTarget().cpu.arch;
if (switch (cc_workaround) {
.Unspecified, .C, .Naked, .Async, .Inline => null,
.Interrupt => switch (arch) {
.i386, .x86_64, .avr, .msp430 => null,
else => @as([]const u8, "i386, x86_64, AVR, and MSP430"),
},
.Signal => switch (arch) {
.avr => null,
else => @as([]const u8, "AVR"),
},
.Stdcall, .Fastcall, .Thiscall => switch (arch) {
.i386 => null,
else => @as([]const u8, "i386"),
},
.Vectorcall => switch (arch) {
.i386, .aarch64, .aarch64_be, .aarch64_32 => null,
else => @as([]const u8, "i386 and AArch64"),
},
.APCS, .AAPCS, .AAPCSVFP => switch (arch) {
.arm, .armeb, .aarch64, .aarch64_be, .aarch64_32 => null,
else => @as([]const u8, "ARM"),
},
.SysV, .Win64 => switch (arch) {
.x86_64 => null,
else => @as([]const u8, "x86_64"),
},
.PtxKernel => switch (arch) {
.nvptx, .nvptx64 => null,
else => @as([]const u8, "nvptx and nvptx64"),
},
}) |allowed_platform| {
return sema.fail(block, cc_src, "callconv '{s}' is only available on {s}, not {s}", .{
@tagName(cc_workaround),
allowed_platform,
@tagName(arch),
});
}
break :fn_ty try Type.Tag.function.create(sema.arena, .{
.param_types = param_types,
.comptime_params = comptime_params.ptr,

4
test/cases/compile_errors/stage1/obj/bogus_compile_var.zig → test/cases/compile_errors/bogus_compile_var.zig
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@ -2,7 +2,7 @@ const x = @import("builtin").bogus;
export fn entry() usize { return @sizeOf(@TypeOf(x)); }
// error
// backend=stage1
// backend=stage2
// target=native
//
// tmp.zig:1:29: error: container 'builtin' has no member called 'bogus'
// :1:29: error: struct 'builtin.builtin' has no member named 'bogus'

11
test/cases/compile_errors/callconv_apcs_aapcs_aapcsvfp_on_unsupported_platform.zig Normal file
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@ -0,0 +1,11 @@
export fn entry1() callconv(.APCS) void {}
export fn entry2() callconv(.AAPCS) void {}
export fn entry3() callconv(.AAPCSVFP) void {}
// error
// backend=stage2
// target=x86_64-linux-none
//
// :1:30: error: callconv 'APCS' is only available on ARM, not x86_64
// :2:30: error: callconv 'AAPCS' is only available on ARM, not x86_64
// :3:30: error: callconv 'AAPCSVFP' is only available on ARM, not x86_64

7
test/cases/compile_errors/callconv_interrupt_on_unsupported_platform.zig Normal file
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@ -0,0 +1,7 @@
export fn entry() callconv(.Interrupt) void {}
// error
// backend=stage2
// target=aarch64-linux-none
//
// :1:29: error: callconv 'Interrupt' is only available on i386, x86_64, AVR, and MSP430, not aarch64

7
test/cases/compile_errors/callconv_signal_on_unsupported_platform.zig Normal file
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@ -0,0 +1,7 @@
export fn entry() callconv(.Signal) void {}
// error
// backend=stage2
// target=x86_64-linux-none
//
// :1:29: error: callconv 'Signal' is only available on AVR, not x86_64

8
test/cases/compile_errors/stage1/obj/callconv_stdcall_fastcall_thiscall_on_unsupported_platform-0.zig → test/cases/compile_errors/callconv_stdcall_fastcall_thiscall_on_unsupported_platform.zig
View File

@ -15,9 +15,9 @@ export fn entry3() void {
}
// error
// backend=stage1
// backend=stage2
// target=x86_64-linux-none
//
// tmp.zig:1:27: error: callconv 'Stdcall' is only available on x86, not x86_64
// tmp.zig:2:27: error: callconv 'Fastcall' is only available on x86, not x86_64
// tmp.zig:3:27: error: callconv 'Thiscall' is only available on x86, not x86_64
// :1:28: error: callconv 'Stdcall' is only available on i386, not x86_64
// :2:28: error: callconv 'Fastcall' is only available on i386, not x86_64
// :3:28: error: callconv 'Thiscall' is only available on i386, not x86_64

7
test/cases/compile_errors/callconv_vectorcall_on_unsupported_platform.zig Normal file
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@ -0,0 +1,7 @@
export fn entry() callconv(.Vectorcall) void {}
// error
// backend=stage2
// target=x86_64-linux-none
//
// :1:29: error: callconv 'Vectorcall' is only available on i386 and AArch64, not x86_64

11
test/cases/compile_errors/stage1/obj/callconv_apcs_aapcs_aapcsvfp_on_unsupported_platform.zig
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@ -1,11 +0,0 @@
export fn entry1() callconv(.APCS) void {}
export fn entry2() callconv(.AAPCS) void {}
export fn entry3() callconv(.AAPCSVFP) void {}
// error
// backend=stage1
// target=x86_64-linux-none
//
// tmp.zig:1:29: error: callconv 'APCS' is only available on ARM, not x86_64
// tmp.zig:2:29: error: callconv 'AAPCS' is only available on ARM, not x86_64
// tmp.zig:3:29: error: callconv 'AAPCSVFP' is only available on ARM, not x86_64

7
test/cases/compile_errors/stage1/obj/callconv_interrupt_on_unsupported_platform.zig
View File

@ -1,7 +0,0 @@
export fn entry() callconv(.Interrupt) void {}
// error
// backend=stage1
// target=aarch64-linux-none
//
// tmp.zig:1:28: error: callconv 'Interrupt' is only available on x86, x86_64, AVR, and MSP430, not aarch64

7
test/cases/compile_errors/stage1/obj/callconv_signal_on_unsupported_platform.zig
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@ -1,7 +0,0 @@
export fn entry() callconv(.Signal) void {}
// error
// backend=stage1
// target=x86_64-linux-none
//
// tmp.zig:1:28: error: callconv 'Signal' is only available on AVR, not x86_64

11
test/cases/compile_errors/stage1/obj/callconv_stdcall_fastcall_thiscall_on_unsupported_platform-1.zig
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@ -1,11 +0,0 @@
export fn entry1() callconv(.Stdcall) void {}
export fn entry2() callconv(.Fastcall) void {}
export fn entry3() callconv(.Thiscall) void {}
// error
// backend=stage1
// target=x86_64-linux-none
//
// tmp.zig:1:29: error: callconv 'Stdcall' is only available on x86, not x86_64
// tmp.zig:2:29: error: callconv 'Fastcall' is only available on x86, not x86_64
// tmp.zig:3:29: error: callconv 'Thiscall' is only available on x86, not x86_64

7
test/cases/compile_errors/stage1/obj/callconv_vectorcall_on_unsupported_platform.zig
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@ -1,7 +0,0 @@
export fn entry() callconv(.Vectorcall) void {}
// error
// backend=stage1
// target=x86_64-linux-none
//
// tmp.zig:1:28: error: callconv 'Vectorcall' is only available on x86 and AArch64, not x86_64