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simplify alignment calculation

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This commit is contained in:
Folkert 2021-09-19 00:35:09 +02:00
parent 8429325eed
commit 712dfb2702
1 changed files with 6 additions and 6 deletions
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12
examples/benchmarks/platform/host.zig
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@ -29,10 +29,10 @@ extern fn roc__mainForHost_1_Fx_caller(*const u8, [*]u8, [*]u8) void;
extern fn roc__mainForHost_1_Fx_size() i64;
extern fn roc__mainForHost_1_Fx_result_size() i64;
const Align = extern struct { a: usize, b: usize };
extern fn malloc(size: usize) callconv(.C) ?*align(@alignOf(Align)) c_void;
extern fn realloc(c_ptr: [*]align(@alignOf(Align)) u8, size: usize) callconv(.C) ?*c_void;
extern fn free(c_ptr: [*]align(@alignOf(Align)) u8) callconv(.C) void;
const Align = 2 * @alignOf(usize);
extern fn malloc(size: usize) callconv(.C) ?*align(Align) c_void;
extern fn realloc(c_ptr: [*]align(Align) u8, size: usize) callconv(.C) ?*c_void;
extern fn free(c_ptr: [*]align(Align) u8) callconv(.C) void;
const DEBUG: bool = false;
@ -53,7 +53,7 @@ export fn roc_realloc(c_ptr: *c_void, new_size: usize, old_size: usize, alignmen
stdout.print("realloc: {d} (alignment {d}, old_size {d})\n", .{ c_ptr, alignment, old_size }) catch unreachable;
}
return realloc(@alignCast(@alignOf(Align), @ptrCast([*]u8, c_ptr)), new_size);
return realloc(@alignCast(Align, @ptrCast([*]u8, c_ptr)), new_size);
}
export fn roc_dealloc(c_ptr: *c_void, alignment: u32) callconv(.C) void {
@ -62,7 +62,7 @@ export fn roc_dealloc(c_ptr: *c_void, alignment: u32) callconv(.C) void {
stdout.print("dealloc: {d} (alignment {d})\n", .{ c_ptr, alignment }) catch unreachable;
}
free(@alignCast(@alignOf(Align), @ptrCast([*]u8, c_ptr)));
free(@alignCast(Align, @ptrCast([*]u8, c_ptr)));
}
export fn roc_panic(c_ptr: *c_void, tag_id: u32) callconv(.C) void {