Remove directory src/rt

src/test/auxiliary/rust_test_helpers.c

@@ -0,0 +1,286 @@
+// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// Helper functions used only in tests
+
+#include <stdint.h>
+#include <assert.h>
+#include <stdarg.h>
+
+// These functions are used in the unit tests for C ABI calls.
+
+uint32_t
+rust_dbg_extern_identity_u32(uint32_t u) {
+    return u;
+}
+
+uint64_t
+rust_dbg_extern_identity_u64(uint64_t u) {
+    return u;
+}
+
+double
+rust_dbg_extern_identity_double(double u) {
+    return u;
+}
+
+char
+rust_dbg_extern_identity_u8(char u) {
+    return u;
+}
+
+typedef void *(*dbg_callback)(void*);
+
+void *
+rust_dbg_call(dbg_callback cb, void *data) {
+    return cb(data);
+}
+
+void rust_dbg_do_nothing() { }
+
+struct TwoU8s {
+    uint8_t one;
+    uint8_t two;
+};
+
+struct TwoU8s
+rust_dbg_extern_return_TwoU8s() {
+    struct TwoU8s s;
+    s.one = 10;
+    s.two = 20;
+    return s;
+}
+
+struct TwoU8s
+rust_dbg_extern_identity_TwoU8s(struct TwoU8s u) {
+    return u;
+}
+
+struct TwoU16s {
+    uint16_t one;
+    uint16_t two;
+};
+
+struct TwoU16s
+rust_dbg_extern_return_TwoU16s() {
+    struct TwoU16s s;
+    s.one = 10;
+    s.two = 20;
+    return s;
+}
+
+struct TwoU16s
+rust_dbg_extern_identity_TwoU16s(struct TwoU16s u) {
+    return u;
+}
+
+struct TwoU32s {
+    uint32_t one;
+    uint32_t two;
+};
+
+struct TwoU32s
+rust_dbg_extern_return_TwoU32s() {
+    struct TwoU32s s;
+    s.one = 10;
+    s.two = 20;
+    return s;
+}
+
+struct TwoU32s
+rust_dbg_extern_identity_TwoU32s(struct TwoU32s u) {
+    return u;
+}
+
+struct TwoU64s {
+    uint64_t one;
+    uint64_t two;
+};
+
+struct TwoU64s
+rust_dbg_extern_return_TwoU64s() {
+    struct TwoU64s s;
+    s.one = 10;
+    s.two = 20;
+    return s;
+}
+
+struct TwoU64s
+rust_dbg_extern_identity_TwoU64s(struct TwoU64s u) {
+    return u;
+}
+
+struct TwoDoubles {
+    double one;
+    double two;
+};
+
+struct TwoDoubles
+rust_dbg_extern_identity_TwoDoubles(struct TwoDoubles u) {
+    return u;
+}
+
+struct ManyInts {
+    int8_t arg1;
+    int16_t arg2;
+    int32_t arg3;
+    int16_t arg4;
+    int8_t arg5;
+    struct TwoU8s arg6;
+};
+
+// MSVC doesn't allow empty structs or unions
+#ifndef _MSC_VER
+struct Empty {
+};
+
+void
+rust_dbg_extern_empty_struct(struct ManyInts v1, struct Empty e, struct ManyInts v2) {
+    assert(v1.arg1 == v2.arg1 + 1);
+    assert(v1.arg2 == v2.arg2 + 1);
+    assert(v1.arg3 == v2.arg3 + 1);
+    assert(v1.arg4 == v2.arg4 + 1);
+    assert(v1.arg5 == v2.arg5 + 1);
+    assert(v1.arg6.one == v2.arg6.one + 1);
+    assert(v1.arg6.two == v2.arg6.two + 1);
+}
+#endif
+
+intptr_t
+rust_get_test_int() {
+  return 1;
+}
+
+char *
+rust_get_null_ptr() {
+    return 0;
+}
+
+/* Debug helpers strictly to verify ABI conformance.
+ *
+ * FIXME (#2665): move these into a testcase when the testsuite
+ * understands how to have explicit C files included.
+ */
+
+struct quad {
+    uint64_t a;
+    uint64_t b;
+    uint64_t c;
+    uint64_t d;
+};
+
+struct floats {
+    double a;
+    uint8_t b;
+    double c;
+};
+
+struct quad
+rust_dbg_abi_1(struct quad q) {
+    struct quad qq = { q.c + 1,
+                       q.d - 1,
+                       q.a + 1,
+                       q.b - 1 };
+    return qq;
+}
+
+struct floats
+rust_dbg_abi_2(struct floats f) {
+    struct floats ff = { f.c + 1.0,
+                         0xff,
+                         f.a - 1.0 };
+    return ff;
+}
+
+int
+rust_dbg_static_mut = 3;
+
+void
+rust_dbg_static_mut_check_four() {
+    assert(rust_dbg_static_mut == 4);
+}
+
+struct S {
+    uint64_t x;
+    uint64_t y;
+    uint64_t z;
+};
+
+uint64_t get_x(struct S s) {
+    return s.x;
+}
+
+uint64_t get_y(struct S s) {
+    return s.y;
+}
+
+uint64_t get_z(struct S s) {
+    return s.z;
+}
+
+uint64_t get_c_many_params(void *a, void *b, void *c, void *d, struct quad f) {
+    return f.c;
+}
+
+// Calculates the average of `(x + y) / n` where x: i64, y: f64. There must be exactly n pairs
+// passed as variadic arguments.
+double rust_interesting_average(uint64_t n, ...) {
+    va_list pairs;
+    double sum = 0.0;
+    int i;
+    va_start(pairs, n);
+    for(i = 0; i < n; i += 1) {
+        sum += (double)va_arg(pairs, int64_t);
+        sum += va_arg(pairs, double);
+    }
+    va_end(pairs);
+    return sum / n;
+}
+
+int32_t rust_int8_to_int32(int8_t x) {
+    return (int32_t)x;
+}
+
+typedef union LARGE_INTEGER {
+  struct {
+    uint32_t LowPart;
+    uint32_t HighPart;
+  };
+  struct {
+    uint32_t LowPart;
+    uint32_t HighPart;
+  } u;
+  uint64_t QuadPart;
+} LARGE_INTEGER;
+
+LARGE_INTEGER increment_all_parts(LARGE_INTEGER li) {
+    li.LowPart += 1;
+    li.HighPart += 1;
+    li.u.LowPart += 1;
+    li.u.HighPart += 1;
+    li.QuadPart += 1;
+    return li;
+}
+
+#if __SIZEOF_INT128__ == 16
+
+unsigned __int128 identity(unsigned __int128 a) {
+    return a;
+}
+
+__int128 square(__int128 a) {
+    return a * a;
+}
+
+__int128 sub(__int128 a, __int128 b) {
+    return a - b;
+}
+
+#endif