diff options
Diffstat (limited to 'lib/std/start.zig')
| -rw-r--r-- | lib/std/start.zig | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/lib/std/start.zig b/lib/std/start.zig index 68ad3f67ac..0228ffdc2b 100644 --- a/lib/std/start.zig +++ b/lib/std/start.zig @@ -20,7 +20,6 @@ pub const simplified_logic = builtin.zig_backend == .stage2_x86 or builtin.zig_backend == .stage2_aarch64 or builtin.zig_backend == .stage2_arm or - builtin.zig_backend == .stage2_riscv64 or builtin.zig_backend == .stage2_sparc64 or builtin.cpu.arch == .spirv32 or builtin.cpu.arch == .spirv64; @@ -61,6 +60,10 @@ comptime { } else if (@typeInfo(@TypeOf(root.main)).Fn.calling_convention != .C) { @export(main, .{ .name = "main" }); } + } else if (native_arch.isRISCV()) { + if (!@hasDecl(root, "_start")) { + @export(riscv_start, .{ .name = "_start" }); + } } else if (native_os == .windows) { if (!@hasDecl(root, "WinMain") and !@hasDecl(root, "WinMainCRTStartup") and !@hasDecl(root, "wWinMain") and !@hasDecl(root, "wWinMainCRTStartup")) @@ -151,14 +154,6 @@ fn exit2(code: usize) noreturn { : "memory", "cc" ); }, - .riscv64 => { - asm volatile ("ecall" - : - : [number] "{a7}" (94), - [arg1] "{a0}" (code), - : "rcx", "r11", "memory" - ); - }, .sparc64 => { asm volatile ("ta 0x6d" : @@ -212,6 +207,11 @@ fn wasi_start() callconv(.C) void { } } +fn riscv_start() callconv(.C) noreturn { + const code = @call(.always_inline, callMain, .{}); + std.process.exit(code); +} + fn EfiMain(handle: uefi.Handle, system_table: *uefi.tables.SystemTable) callconv(.C) usize { uefi.handle = handle; uefi.system_table = system_table; |