Commit 44e3796285
Changed files (4)
lib
std
special
compiler_rt
lib/std/special/compiler_rt/arm.zig
@@ -0,0 +1,255 @@
+// ARM specific builtins
+const builtin = @import("builtin");
+const is_test = builtin.is_test;
+
+const use_thumb_1 = usesThumb1(builtin.arch);
+
+const __divmodsi4 = @import("int.zig").__divmodsi4;
+const __udivmodsi4 = @import("int.zig").__udivmodsi4;
+const __divmoddi4 = @import("int.zig").__divmoddi4;
+const __udivmoddi4 = @import("int.zig").__udivmoddi4;
+
+fn usesThumb1(arch: builtin.Arch) bool {
+ return switch (arch) {
+ .arm => |sub_arch| switch (sub_arch) {
+ .v6m => true,
+ else => false,
+ },
+ .armeb => |sub_arch| switch (sub_arch) {
+ .v6m => true,
+ else => false,
+ },
+ .thumb => |sub_arch| switch (sub_arch) {
+ .v5,
+ .v5te,
+ .v4t,
+ .v6,
+ .v6m,
+ .v6k,
+ => true,
+ else => false,
+ },
+ .thumbeb => |sub_arch| switch (sub_arch) {
+ .v5,
+ .v5te,
+ .v4t,
+ .v6,
+ .v6m,
+ .v6k,
+ => true,
+ else => false,
+ },
+ else => false,
+ };
+}
+
+test "usesThumb1" {
+ testing.expect(usesThumb1(builtin.Arch{ .arm = .v6m }));
+ testing.expect(!usesThumb1(builtin.Arch{ .arm = .v5 }));
+ //etc.
+
+ testing.expect(usesThumb1(builtin.Arch{ .armeb = .v6m }));
+ testing.expect(!usesThumb1(builtin.Arch{ .armeb = .v5 }));
+ //etc.
+
+ testing.expect(usesThumb1(builtin.Arch{ .thumb = .v5 }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumb = .v5te }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumb = .v4t }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumb = .v6 }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumb = .v6k }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumb = .v6m }));
+ testing.expect(!usesThumb1(builtin.Arch{ .thumb = .v6t2 }));
+ //etc.
+
+ testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v5 }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v5te }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v4t }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v6 }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v6k }));
+ testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v6m }));
+ testing.expect(!usesThumb1(builtin.Arch{ .thumbeb = .v6t2 }));
+ //etc.
+
+ testing.expect(!usesThumb1(builtin.Arch{ .aarch64 = .v8 }));
+ testing.expect(!usesThumb1(builtin.Arch{ .aarch64_be = .v8 }));
+ testing.expect(!usesThumb1(builtin.Arch.x86_64));
+ testing.expect(!usesThumb1(builtin.Arch.riscv32));
+ //etc.
+}
+
+const use_thumb_1_pre_armv6 = usesThumb1PreArmv6(builtin.arch);
+
+fn usesThumb1PreArmv6(arch: builtin.Arch) bool {
+ return switch (arch) {
+ .thumb => |sub_arch| switch (sub_arch) {
+ .v5, .v5te, .v4t => true,
+ else => false,
+ },
+ .thumbeb => |sub_arch| switch (sub_arch) {
+ .v5, .v5te, .v4t => true,
+ else => false,
+ },
+ else => false,
+ };
+}
+
+pub fn __aeabi_memcpy() callconv(.Naked) noreturn {
+ @setRuntimeSafety(false);
+ if (use_thumb_1) {
+ asm volatile (
+ \\ push {r7, lr}
+ \\ bl memcpy
+ \\ pop {r7, pc}
+ );
+ } else {
+ asm volatile (
+ \\ b memcpy
+ );
+ }
+ unreachable;
+}
+
+pub fn __aeabi_memmove() callconv(.Naked) noreturn {
+ @setRuntimeSafety(false);
+ if (use_thumb_1) {
+ asm volatile (
+ \\ push {r7, lr}
+ \\ bl memmove
+ \\ pop {r7, pc}
+ );
+ } else {
+ asm volatile (
+ \\ b memmove
+ );
+ }
+ unreachable;
+}
+
+pub fn __aeabi_memset() callconv(.Naked) noreturn {
+ @setRuntimeSafety(false);
+ if (use_thumb_1_pre_armv6) {
+ asm volatile (
+ \\ eors r1, r2
+ \\ eors r2, r1
+ \\ eors r1, r2
+ \\ push {r7, lr}
+ \\ b memset
+ \\ pop {r7, pc}
+ );
+ } else if (use_thumb_1) {
+ asm volatile (
+ \\ mov r3, r1
+ \\ mov r1, r2
+ \\ mov r2, r3
+ \\ push {r7, lr}
+ \\ b memset
+ \\ pop {r7, pc}
+ );
+ } else {
+ asm volatile (
+ \\ mov r3, r1
+ \\ mov r1, r2
+ \\ mov r2, r3
+ \\ b memset
+ );
+ }
+ unreachable;
+}
+
+pub fn __aeabi_memclr() callconv(.Naked) noreturn {
+ @setRuntimeSafety(false);
+ if (use_thumb_1_pre_armv6) {
+ asm volatile (
+ \\ adds r2, r1, #0
+ \\ movs r1, #0
+ \\ push {r7, lr}
+ \\ bl memset
+ \\ pop {r7, pc}
+ );
+ } else if (use_thumb_1) {
+ asm volatile (
+ \\ mov r2, r1
+ \\ movs r1, #0
+ \\ push {r7, lr}
+ \\ bl memset
+ \\ pop {r7, pc}
+ );
+ } else {
+ asm volatile (
+ \\ mov r2, r1
+ \\ movs r1, #0
+ \\ b memset
+ );
+ }
+ unreachable;
+}
+
+pub fn __aeabi_memcmp() callconv(.Naked) noreturn {
+ @setRuntimeSafety(false);
+ if (use_thumb_1) {
+ asm volatile (
+ \\ push {r7, lr}
+ \\ bl memcmp
+ \\ pop {r7, pc}
+ );
+ } else {
+ asm volatile (
+ \\ b memcmp
+ );
+ }
+ unreachable;
+}
+
+pub fn __aeabi_unwind_cpp_pr0() callconv(.C) void {
+ unreachable;
+}
+pub fn __aeabi_unwind_cpp_pr1() callconv(.C) void {
+ unreachable;
+}
+pub fn __aeabi_unwind_cpp_pr2() callconv(.C) void {
+ unreachable;
+}
+
+pub fn __aeabi_uidivmod(n: u32, d: u32) callconv(.C) extern struct {
+ q: u32,
+ r: u32,
+} {
+ @setRuntimeSafety(is_test);
+
+ var result: @TypeOf(__aeabi_uidivmod).ReturnType = undefined;
+ result.q = __udivmodsi4(n, d, &result.r);
+ return result;
+}
+
+pub fn __aeabi_uldivmod(n: u64, d: u64) callconv(.C) extern struct {
+ q: u64,
+ r: u64,
+} {
+ @setRuntimeSafety(is_test);
+
+ var result: @TypeOf(__aeabi_uldivmod).ReturnType = undefined;
+ result.q = __udivmoddi4(n, d, &result.r);
+ return result;
+}
+
+pub fn __aeabi_idivmod(n: i32, d: i32) callconv(.C) extern struct {
+ q: i32,
+ r: i32,
+} {
+ @setRuntimeSafety(is_test);
+
+ var result: @TypeOf(__aeabi_idivmod).ReturnType = undefined;
+ result.q = __divmodsi4(n, d, &result.r);
+ return result;
+}
+
+pub fn __aeabi_ldivmod(n: i64, d: i64) callconv(.C) extern struct {
+ q: i64,
+ r: i64,
+} {
+ @setRuntimeSafety(is_test);
+
+ var result: @TypeOf(__aeabi_ldivmod).ReturnType = undefined;
+ result.q = __divmoddi4(n, d, &result.r);
+ return result;
+}
lib/std/special/compiler_rt/int.zig
@@ -0,0 +1,580 @@
+// Builtin functions that operate on integer types
+const builtin = @import("builtin");
+const is_test = builtin.is_test;
+
+const udivmod = @import("udivmod.zig").udivmod;
+
+pub fn __divmoddi4(a: i64, b: i64, rem: *i64) callconv(.C) i64 {
+ @setRuntimeSafety(is_test);
+
+ const d = __divdi3(a, b);
+ rem.* = a -% (d *% b);
+ return d;
+}
+
+pub fn __udivmoddi4(a: u64, b: u64, maybe_rem: ?*u64) callconv(.C) u64 {
+ @setRuntimeSafety(builtin.is_test);
+ return udivmod(u64, a, b, maybe_rem);
+}
+
+test "test_udivmoddi4" {
+ _ = @import("udivmoddi4_test.zig");
+}
+
+pub fn __divdi3(a: i64, b: i64) callconv(.C) i64 {
+ @setRuntimeSafety(is_test);
+
+ // Set aside the sign of the quotient.
+ const sign = @bitCast(u64, (a ^ b) >> 63);
+ // Take absolute value of a and b via abs(x) = (x^(x >> 63)) - (x >> 63).
+ const abs_a = (a ^ (a >> 63)) -% (a >> 63);
+ const abs_b = (b ^ (b >> 63)) -% (b >> 63);
+ // Unsigned division
+ const res = __udivmoddi4(@bitCast(u64, abs_a), @bitCast(u64, abs_b), null);
+ // Apply sign of quotient to result and return.
+ return @bitCast(i64, (res ^ sign) -% sign);
+}
+
+test "test_divdi3" {
+ const cases = [_][3]i64{
+ [_]i64{ 0, 1, 0 },
+ [_]i64{ 0, -1, 0 },
+ [_]i64{ 2, 1, 2 },
+ [_]i64{ 2, -1, -2 },
+ [_]i64{ -2, 1, -2 },
+ [_]i64{ -2, -1, 2 },
+
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 1, @bitCast(i64, @as(u64, 0x8000000000000000)) },
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -1, @bitCast(i64, @as(u64, 0x8000000000000000)) },
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -2, 0x4000000000000000 },
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 2, @bitCast(i64, @as(u64, 0xC000000000000000)) },
+ };
+
+ for (cases) |case| {
+ test_one_divdi3(case[0], case[1], case[2]);
+ }
+}
+
+fn test_one_divdi3(a: i64, b: i64, expected_q: i64) void {
+ const q: i64 = __divdi3(a, b);
+ testing.expect(q == expected_q);
+}
+
+pub fn __moddi3(a: i64, b: i64) callconv(.C) i64 {
+ @setRuntimeSafety(is_test);
+
+ // Take absolute value of a and b via abs(x) = (x^(x >> 63)) - (x >> 63).
+ const abs_a = (a ^ (a >> 63)) -% (a >> 63);
+ const abs_b = (b ^ (b >> 63)) -% (b >> 63);
+ // Unsigned division
+ var r: u64 = undefined;
+ _ = __udivmoddi4(@bitCast(u64, abs_a), @bitCast(u64, abs_b), &r);
+ // Apply the sign of the dividend and return.
+ return (@bitCast(i64, r) ^ (a >> 63)) -% (a >> 63);
+}
+
+test "test_moddi3" {
+ const cases = [_][3]i64{
+ [_]i64{ 0, 1, 0 },
+ [_]i64{ 0, -1, 0 },
+ [_]i64{ 5, 3, 2 },
+ [_]i64{ 5, -3, 2 },
+ [_]i64{ -5, 3, -2 },
+ [_]i64{ -5, -3, -2 },
+
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 1, 0 },
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -1, 0 },
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 2, 0 },
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -2, 0 },
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 3, -2 },
+ [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -3, -2 },
+ };
+
+ for (cases) |case| {
+ test_one_moddi3(case[0], case[1], case[2]);
+ }
+}
+
+fn test_one_moddi3(a: i64, b: i64, expected_r: i64) void {
+ const r: i64 = __moddi3(a, b);
+ testing.expect(r == expected_r);
+}
+
+pub fn __udivdi3(a: u64, b: u64) callconv(.C) u64 {
+ @setRuntimeSafety(is_test);
+ return __udivmoddi4(a, b, null);
+}
+
+pub fn __umoddi3(a: u64, b: u64) callconv(.C) u64 {
+ @setRuntimeSafety(is_test);
+
+ var r: u64 = undefined;
+ _ = __udivmoddi4(a, b, &r);
+ return r;
+}
+
+test "test_umoddi3" {
+ test_one_umoddi3(0, 1, 0);
+ test_one_umoddi3(2, 1, 0);
+ test_one_umoddi3(0x8000000000000000, 1, 0x0);
+ test_one_umoddi3(0x8000000000000000, 2, 0x0);
+ test_one_umoddi3(0xFFFFFFFFFFFFFFFF, 2, 0x1);
+}
+
+fn test_one_umoddi3(a: u64, b: u64, expected_r: u64) void {
+ const r = __umoddi3(a, b);
+ testing.expect(r == expected_r);
+}
+
+pub fn __divmodsi4(a: i32, b: i32, rem: *i32) callconv(.C) i32 {
+ @setRuntimeSafety(is_test);
+
+ const d = __divsi3(a, b);
+ rem.* = a -% (d * b);
+ return d;
+}
+
+test "test_divmodsi4" {
+ const cases = [_][4]i32{
+ [_]i32{ 0, 1, 0, 0 },
+ [_]i32{ 0, -1, 0, 0 },
+ [_]i32{ 2, 1, 2, 0 },
+ [_]i32{ 2, -1, -2, 0 },
+ [_]i32{ -2, 1, -2, 0 },
+ [_]i32{ -2, -1, 2, 0 },
+ [_]i32{ 7, 5, 1, 2 },
+ [_]i32{ -7, 5, -1, -2 },
+ [_]i32{ 19, 5, 3, 4 },
+ [_]i32{ 19, -5, -3, 4 },
+
+ [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), 8, @bitCast(i32, @as(u32, 0xf0000000)), 0 },
+ [_]i32{ @bitCast(i32, @as(u32, 0x80000007)), 8, @bitCast(i32, @as(u32, 0xf0000001)), -1 },
+ };
+
+ for (cases) |case| {
+ test_one_divmodsi4(case[0], case[1], case[2], case[3]);
+ }
+}
+
+fn test_one_divmodsi4(a: i32, b: i32, expected_q: i32, expected_r: i32) void {
+ var r: i32 = undefined;
+ const q: i32 = __divmodsi4(a, b, &r);
+ testing.expect(q == expected_q and r == expected_r);
+}
+
+pub fn __udivmodsi4(a: u32, b: u32, rem: *u32) callconv(.C) u32 {
+ @setRuntimeSafety(is_test);
+
+ const d = __udivsi3(a, b);
+ rem.* = @bitCast(u32, @bitCast(i32, a) -% (@bitCast(i32, d) * @bitCast(i32, b)));
+ return d;
+}
+
+pub fn __divsi3(n: i32, d: i32) callconv(.C) i32 {
+ @setRuntimeSafety(is_test);
+
+ // Set aside the sign of the quotient.
+ const sign = @bitCast(u32, (n ^ d) >> 31);
+ // Take absolute value of a and b via abs(x) = (x^(x >> 31)) - (x >> 31).
+ const abs_n = (n ^ (n >> 31)) -% (n >> 31);
+ const abs_d = (d ^ (d >> 31)) -% (d >> 31);
+ // abs(a) / abs(b)
+ const res = @bitCast(u32, abs_n) / @bitCast(u32, abs_d);
+ // Apply sign of quotient to result and return.
+ return @bitCast(i32, (res ^ sign) -% sign);
+}
+
+test "test_divsi3" {
+ const cases = [_][3]i32{
+ [_]i32{ 0, 1, 0 },
+ [_]i32{ 0, -1, 0 },
+ [_]i32{ 2, 1, 2 },
+ [_]i32{ 2, -1, -2 },
+ [_]i32{ -2, 1, -2 },
+ [_]i32{ -2, -1, 2 },
+
+ [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), 1, @bitCast(i32, @as(u32, 0x80000000)) },
+ [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), -1, @bitCast(i32, @as(u32, 0x80000000)) },
+ [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), -2, 0x40000000 },
+ [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), 2, @bitCast(i32, @as(u32, 0xC0000000)) },
+ };
+
+ for (cases) |case| {
+ test_one_divsi3(case[0], case[1], case[2]);
+ }
+}
+
+fn test_one_divsi3(a: i32, b: i32, expected_q: i32) void {
+ const q: i32 = __divsi3(a, b);
+ testing.expect(q == expected_q);
+}
+
+pub fn __udivsi3(n: u32, d: u32) callconv(.C) u32 {
+ @setRuntimeSafety(is_test);
+
+ const n_uword_bits: c_uint = u32.bit_count;
+ // special cases
+ if (d == 0) return 0; // ?!
+ if (n == 0) return 0;
+ var sr = @bitCast(c_uint, @as(c_int, @clz(u32, d)) - @as(c_int, @clz(u32, n)));
+ // 0 <= sr <= n_uword_bits - 1 or sr large
+ if (sr > n_uword_bits - 1) {
+ // d > r
+ return 0;
+ }
+ if (sr == n_uword_bits - 1) {
+ // d == 1
+ return n;
+ }
+ sr += 1;
+ // 1 <= sr <= n_uword_bits - 1
+ // Not a special case
+ var q: u32 = n << @intCast(u5, n_uword_bits - sr);
+ var r: u32 = n >> @intCast(u5, sr);
+ var carry: u32 = 0;
+ while (sr > 0) : (sr -= 1) {
+ // r:q = ((r:q) << 1) | carry
+ r = (r << 1) | (q >> @intCast(u5, n_uword_bits - 1));
+ q = (q << 1) | carry;
+ // carry = 0;
+ // if (r.all >= d.all)
+ // {
+ // r.all -= d.all;
+ // carry = 1;
+ // }
+ const s = @intCast(i32, d -% r -% 1) >> @intCast(u5, n_uword_bits - 1);
+ carry = @intCast(u32, s & 1);
+ r -= d & @bitCast(u32, s);
+ }
+ q = (q << 1) | carry;
+ return q;
+}
+
+test "test_udivsi3" {
+ const cases = [_][3]u32{
+ [_]u32{ 0x00000000, 0x00000001, 0x00000000 },
+ [_]u32{ 0x00000000, 0x00000002, 0x00000000 },
+ [_]u32{ 0x00000000, 0x00000003, 0x00000000 },
+ [_]u32{ 0x00000000, 0x00000010, 0x00000000 },
+ [_]u32{ 0x00000000, 0x078644FA, 0x00000000 },
+ [_]u32{ 0x00000000, 0x0747AE14, 0x00000000 },
+ [_]u32{ 0x00000000, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000000, 0x80000000, 0x00000000 },
+ [_]u32{ 0x00000000, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x00000000, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x00000000, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000001, 0x00000001, 0x00000001 },
+ [_]u32{ 0x00000001, 0x00000002, 0x00000000 },
+ [_]u32{ 0x00000001, 0x00000003, 0x00000000 },
+ [_]u32{ 0x00000001, 0x00000010, 0x00000000 },
+ [_]u32{ 0x00000001, 0x078644FA, 0x00000000 },
+ [_]u32{ 0x00000001, 0x0747AE14, 0x00000000 },
+ [_]u32{ 0x00000001, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000001, 0x80000000, 0x00000000 },
+ [_]u32{ 0x00000001, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x00000001, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x00000001, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000002, 0x00000001, 0x00000002 },
+ [_]u32{ 0x00000002, 0x00000002, 0x00000001 },
+ [_]u32{ 0x00000002, 0x00000003, 0x00000000 },
+ [_]u32{ 0x00000002, 0x00000010, 0x00000000 },
+ [_]u32{ 0x00000002, 0x078644FA, 0x00000000 },
+ [_]u32{ 0x00000002, 0x0747AE14, 0x00000000 },
+ [_]u32{ 0x00000002, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000002, 0x80000000, 0x00000000 },
+ [_]u32{ 0x00000002, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x00000002, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x00000002, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000003, 0x00000001, 0x00000003 },
+ [_]u32{ 0x00000003, 0x00000002, 0x00000001 },
+ [_]u32{ 0x00000003, 0x00000003, 0x00000001 },
+ [_]u32{ 0x00000003, 0x00000010, 0x00000000 },
+ [_]u32{ 0x00000003, 0x078644FA, 0x00000000 },
+ [_]u32{ 0x00000003, 0x0747AE14, 0x00000000 },
+ [_]u32{ 0x00000003, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000003, 0x80000000, 0x00000000 },
+ [_]u32{ 0x00000003, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x00000003, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x00000003, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000010, 0x00000001, 0x00000010 },
+ [_]u32{ 0x00000010, 0x00000002, 0x00000008 },
+ [_]u32{ 0x00000010, 0x00000003, 0x00000005 },
+ [_]u32{ 0x00000010, 0x00000010, 0x00000001 },
+ [_]u32{ 0x00000010, 0x078644FA, 0x00000000 },
+ [_]u32{ 0x00000010, 0x0747AE14, 0x00000000 },
+ [_]u32{ 0x00000010, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000010, 0x80000000, 0x00000000 },
+ [_]u32{ 0x00000010, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x00000010, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x00000010, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0x078644FA, 0x00000001, 0x078644FA },
+ [_]u32{ 0x078644FA, 0x00000002, 0x03C3227D },
+ [_]u32{ 0x078644FA, 0x00000003, 0x028216FE },
+ [_]u32{ 0x078644FA, 0x00000010, 0x0078644F },
+ [_]u32{ 0x078644FA, 0x078644FA, 0x00000001 },
+ [_]u32{ 0x078644FA, 0x0747AE14, 0x00000001 },
+ [_]u32{ 0x078644FA, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0x078644FA, 0x80000000, 0x00000000 },
+ [_]u32{ 0x078644FA, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x078644FA, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x078644FA, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0x0747AE14, 0x00000001, 0x0747AE14 },
+ [_]u32{ 0x0747AE14, 0x00000002, 0x03A3D70A },
+ [_]u32{ 0x0747AE14, 0x00000003, 0x026D3A06 },
+ [_]u32{ 0x0747AE14, 0x00000010, 0x00747AE1 },
+ [_]u32{ 0x0747AE14, 0x078644FA, 0x00000000 },
+ [_]u32{ 0x0747AE14, 0x0747AE14, 0x00000001 },
+ [_]u32{ 0x0747AE14, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0x0747AE14, 0x80000000, 0x00000000 },
+ [_]u32{ 0x0747AE14, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x0747AE14, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x0747AE14, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0x7FFFFFFF, 0x00000001, 0x7FFFFFFF },
+ [_]u32{ 0x7FFFFFFF, 0x00000002, 0x3FFFFFFF },
+ [_]u32{ 0x7FFFFFFF, 0x00000003, 0x2AAAAAAA },
+ [_]u32{ 0x7FFFFFFF, 0x00000010, 0x07FFFFFF },
+ [_]u32{ 0x7FFFFFFF, 0x078644FA, 0x00000011 },
+ [_]u32{ 0x7FFFFFFF, 0x0747AE14, 0x00000011 },
+ [_]u32{ 0x7FFFFFFF, 0x7FFFFFFF, 0x00000001 },
+ [_]u32{ 0x7FFFFFFF, 0x80000000, 0x00000000 },
+ [_]u32{ 0x7FFFFFFF, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x7FFFFFFF, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x7FFFFFFF, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0x80000000, 0x00000001, 0x80000000 },
+ [_]u32{ 0x80000000, 0x00000002, 0x40000000 },
+ [_]u32{ 0x80000000, 0x00000003, 0x2AAAAAAA },
+ [_]u32{ 0x80000000, 0x00000010, 0x08000000 },
+ [_]u32{ 0x80000000, 0x078644FA, 0x00000011 },
+ [_]u32{ 0x80000000, 0x0747AE14, 0x00000011 },
+ [_]u32{ 0x80000000, 0x7FFFFFFF, 0x00000001 },
+ [_]u32{ 0x80000000, 0x80000000, 0x00000001 },
+ [_]u32{ 0x80000000, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x80000000, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x80000000, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0xFFFFFFFD, 0x00000001, 0xFFFFFFFD },
+ [_]u32{ 0xFFFFFFFD, 0x00000002, 0x7FFFFFFE },
+ [_]u32{ 0xFFFFFFFD, 0x00000003, 0x55555554 },
+ [_]u32{ 0xFFFFFFFD, 0x00000010, 0x0FFFFFFF },
+ [_]u32{ 0xFFFFFFFD, 0x078644FA, 0x00000022 },
+ [_]u32{ 0xFFFFFFFD, 0x0747AE14, 0x00000023 },
+ [_]u32{ 0xFFFFFFFD, 0x7FFFFFFF, 0x00000001 },
+ [_]u32{ 0xFFFFFFFD, 0x80000000, 0x00000001 },
+ [_]u32{ 0xFFFFFFFD, 0xFFFFFFFD, 0x00000001 },
+ [_]u32{ 0xFFFFFFFD, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0xFFFFFFFD, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0xFFFFFFFE, 0x00000001, 0xFFFFFFFE },
+ [_]u32{ 0xFFFFFFFE, 0x00000002, 0x7FFFFFFF },
+ [_]u32{ 0xFFFFFFFE, 0x00000003, 0x55555554 },
+ [_]u32{ 0xFFFFFFFE, 0x00000010, 0x0FFFFFFF },
+ [_]u32{ 0xFFFFFFFE, 0x078644FA, 0x00000022 },
+ [_]u32{ 0xFFFFFFFE, 0x0747AE14, 0x00000023 },
+ [_]u32{ 0xFFFFFFFE, 0x7FFFFFFF, 0x00000002 },
+ [_]u32{ 0xFFFFFFFE, 0x80000000, 0x00000001 },
+ [_]u32{ 0xFFFFFFFE, 0xFFFFFFFD, 0x00000001 },
+ [_]u32{ 0xFFFFFFFE, 0xFFFFFFFE, 0x00000001 },
+ [_]u32{ 0xFFFFFFFE, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0xFFFFFFFF, 0x00000001, 0xFFFFFFFF },
+ [_]u32{ 0xFFFFFFFF, 0x00000002, 0x7FFFFFFF },
+ [_]u32{ 0xFFFFFFFF, 0x00000003, 0x55555555 },
+ [_]u32{ 0xFFFFFFFF, 0x00000010, 0x0FFFFFFF },
+ [_]u32{ 0xFFFFFFFF, 0x078644FA, 0x00000022 },
+ [_]u32{ 0xFFFFFFFF, 0x0747AE14, 0x00000023 },
+ [_]u32{ 0xFFFFFFFF, 0x7FFFFFFF, 0x00000002 },
+ [_]u32{ 0xFFFFFFFF, 0x80000000, 0x00000001 },
+ [_]u32{ 0xFFFFFFFF, 0xFFFFFFFD, 0x00000001 },
+ [_]u32{ 0xFFFFFFFF, 0xFFFFFFFE, 0x00000001 },
+ [_]u32{ 0xFFFFFFFF, 0xFFFFFFFF, 0x00000001 },
+ };
+
+ for (cases) |case| {
+ test_one_udivsi3(case[0], case[1], case[2]);
+ }
+}
+
+fn test_one_udivsi3(a: u32, b: u32, expected_q: u32) void {
+ const q: u32 = __udivsi3(a, b);
+ testing.expect(q == expected_q);
+}
+
+pub fn __modsi3(n: i32, d: i32) callconv(.C) i32 {
+ @setRuntimeSafety(is_test);
+
+ return n -% __divsi3(n, d) *% d;
+}
+
+test "test_modsi3" {
+ const cases = [_][3]i32{
+ [_]i32{ 0, 1, 0 },
+ [_]i32{ 0, -1, 0 },
+ [_]i32{ 5, 3, 2 },
+ [_]i32{ 5, -3, 2 },
+ [_]i32{ -5, 3, -2 },
+ [_]i32{ -5, -3, -2 },
+ [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), 1, 0x0 },
+ [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), 2, 0x0 },
+ [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), -2, 0x0 },
+ [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), 3, -2 },
+ [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), -3, -2 },
+ };
+
+ for (cases) |case| {
+ test_one_modsi3(case[0], case[1], case[2]);
+ }
+}
+
+fn test_one_modsi3(a: i32, b: i32, expected_r: i32) void {
+ const r: i32 = __modsi3(a, b);
+ testing.expect(r == expected_r);
+}
+
+pub fn __umodsi3(n: u32, d: u32) callconv(.C) u32 {
+ @setRuntimeSafety(is_test);
+
+ return n -% __udivsi3(n, d) *% d;
+}
+
+test "test_umodsi3" {
+ const cases = [_][3]u32{
+ [_]u32{ 0x00000000, 0x00000001, 0x00000000 },
+ [_]u32{ 0x00000000, 0x00000002, 0x00000000 },
+ [_]u32{ 0x00000000, 0x00000003, 0x00000000 },
+ [_]u32{ 0x00000000, 0x00000010, 0x00000000 },
+ [_]u32{ 0x00000000, 0x078644FA, 0x00000000 },
+ [_]u32{ 0x00000000, 0x0747AE14, 0x00000000 },
+ [_]u32{ 0x00000000, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000000, 0x80000000, 0x00000000 },
+ [_]u32{ 0x00000000, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0x00000000, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0x00000000, 0xFFFFFFFF, 0x00000000 },
+ [_]u32{ 0x00000001, 0x00000001, 0x00000000 },
+ [_]u32{ 0x00000001, 0x00000002, 0x00000001 },
+ [_]u32{ 0x00000001, 0x00000003, 0x00000001 },
+ [_]u32{ 0x00000001, 0x00000010, 0x00000001 },
+ [_]u32{ 0x00000001, 0x078644FA, 0x00000001 },
+ [_]u32{ 0x00000001, 0x0747AE14, 0x00000001 },
+ [_]u32{ 0x00000001, 0x7FFFFFFF, 0x00000001 },
+ [_]u32{ 0x00000001, 0x80000000, 0x00000001 },
+ [_]u32{ 0x00000001, 0xFFFFFFFD, 0x00000001 },
+ [_]u32{ 0x00000001, 0xFFFFFFFE, 0x00000001 },
+ [_]u32{ 0x00000001, 0xFFFFFFFF, 0x00000001 },
+ [_]u32{ 0x00000002, 0x00000001, 0x00000000 },
+ [_]u32{ 0x00000002, 0x00000002, 0x00000000 },
+ [_]u32{ 0x00000002, 0x00000003, 0x00000002 },
+ [_]u32{ 0x00000002, 0x00000010, 0x00000002 },
+ [_]u32{ 0x00000002, 0x078644FA, 0x00000002 },
+ [_]u32{ 0x00000002, 0x0747AE14, 0x00000002 },
+ [_]u32{ 0x00000002, 0x7FFFFFFF, 0x00000002 },
+ [_]u32{ 0x00000002, 0x80000000, 0x00000002 },
+ [_]u32{ 0x00000002, 0xFFFFFFFD, 0x00000002 },
+ [_]u32{ 0x00000002, 0xFFFFFFFE, 0x00000002 },
+ [_]u32{ 0x00000002, 0xFFFFFFFF, 0x00000002 },
+ [_]u32{ 0x00000003, 0x00000001, 0x00000000 },
+ [_]u32{ 0x00000003, 0x00000002, 0x00000001 },
+ [_]u32{ 0x00000003, 0x00000003, 0x00000000 },
+ [_]u32{ 0x00000003, 0x00000010, 0x00000003 },
+ [_]u32{ 0x00000003, 0x078644FA, 0x00000003 },
+ [_]u32{ 0x00000003, 0x0747AE14, 0x00000003 },
+ [_]u32{ 0x00000003, 0x7FFFFFFF, 0x00000003 },
+ [_]u32{ 0x00000003, 0x80000000, 0x00000003 },
+ [_]u32{ 0x00000003, 0xFFFFFFFD, 0x00000003 },
+ [_]u32{ 0x00000003, 0xFFFFFFFE, 0x00000003 },
+ [_]u32{ 0x00000003, 0xFFFFFFFF, 0x00000003 },
+ [_]u32{ 0x00000010, 0x00000001, 0x00000000 },
+ [_]u32{ 0x00000010, 0x00000002, 0x00000000 },
+ [_]u32{ 0x00000010, 0x00000003, 0x00000001 },
+ [_]u32{ 0x00000010, 0x00000010, 0x00000000 },
+ [_]u32{ 0x00000010, 0x078644FA, 0x00000010 },
+ [_]u32{ 0x00000010, 0x0747AE14, 0x00000010 },
+ [_]u32{ 0x00000010, 0x7FFFFFFF, 0x00000010 },
+ [_]u32{ 0x00000010, 0x80000000, 0x00000010 },
+ [_]u32{ 0x00000010, 0xFFFFFFFD, 0x00000010 },
+ [_]u32{ 0x00000010, 0xFFFFFFFE, 0x00000010 },
+ [_]u32{ 0x00000010, 0xFFFFFFFF, 0x00000010 },
+ [_]u32{ 0x078644FA, 0x00000001, 0x00000000 },
+ [_]u32{ 0x078644FA, 0x00000002, 0x00000000 },
+ [_]u32{ 0x078644FA, 0x00000003, 0x00000000 },
+ [_]u32{ 0x078644FA, 0x00000010, 0x0000000A },
+ [_]u32{ 0x078644FA, 0x078644FA, 0x00000000 },
+ [_]u32{ 0x078644FA, 0x0747AE14, 0x003E96E6 },
+ [_]u32{ 0x078644FA, 0x7FFFFFFF, 0x078644FA },
+ [_]u32{ 0x078644FA, 0x80000000, 0x078644FA },
+ [_]u32{ 0x078644FA, 0xFFFFFFFD, 0x078644FA },
+ [_]u32{ 0x078644FA, 0xFFFFFFFE, 0x078644FA },
+ [_]u32{ 0x078644FA, 0xFFFFFFFF, 0x078644FA },
+ [_]u32{ 0x0747AE14, 0x00000001, 0x00000000 },
+ [_]u32{ 0x0747AE14, 0x00000002, 0x00000000 },
+ [_]u32{ 0x0747AE14, 0x00000003, 0x00000002 },
+ [_]u32{ 0x0747AE14, 0x00000010, 0x00000004 },
+ [_]u32{ 0x0747AE14, 0x078644FA, 0x0747AE14 },
+ [_]u32{ 0x0747AE14, 0x0747AE14, 0x00000000 },
+ [_]u32{ 0x0747AE14, 0x7FFFFFFF, 0x0747AE14 },
+ [_]u32{ 0x0747AE14, 0x80000000, 0x0747AE14 },
+ [_]u32{ 0x0747AE14, 0xFFFFFFFD, 0x0747AE14 },
+ [_]u32{ 0x0747AE14, 0xFFFFFFFE, 0x0747AE14 },
+ [_]u32{ 0x0747AE14, 0xFFFFFFFF, 0x0747AE14 },
+ [_]u32{ 0x7FFFFFFF, 0x00000001, 0x00000000 },
+ [_]u32{ 0x7FFFFFFF, 0x00000002, 0x00000001 },
+ [_]u32{ 0x7FFFFFFF, 0x00000003, 0x00000001 },
+ [_]u32{ 0x7FFFFFFF, 0x00000010, 0x0000000F },
+ [_]u32{ 0x7FFFFFFF, 0x078644FA, 0x00156B65 },
+ [_]u32{ 0x7FFFFFFF, 0x0747AE14, 0x043D70AB },
+ [_]u32{ 0x7FFFFFFF, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0x7FFFFFFF, 0x80000000, 0x7FFFFFFF },
+ [_]u32{ 0x7FFFFFFF, 0xFFFFFFFD, 0x7FFFFFFF },
+ [_]u32{ 0x7FFFFFFF, 0xFFFFFFFE, 0x7FFFFFFF },
+ [_]u32{ 0x7FFFFFFF, 0xFFFFFFFF, 0x7FFFFFFF },
+ [_]u32{ 0x80000000, 0x00000001, 0x00000000 },
+ [_]u32{ 0x80000000, 0x00000002, 0x00000000 },
+ [_]u32{ 0x80000000, 0x00000003, 0x00000002 },
+ [_]u32{ 0x80000000, 0x00000010, 0x00000000 },
+ [_]u32{ 0x80000000, 0x078644FA, 0x00156B66 },
+ [_]u32{ 0x80000000, 0x0747AE14, 0x043D70AC },
+ [_]u32{ 0x80000000, 0x7FFFFFFF, 0x00000001 },
+ [_]u32{ 0x80000000, 0x80000000, 0x00000000 },
+ [_]u32{ 0x80000000, 0xFFFFFFFD, 0x80000000 },
+ [_]u32{ 0x80000000, 0xFFFFFFFE, 0x80000000 },
+ [_]u32{ 0x80000000, 0xFFFFFFFF, 0x80000000 },
+ [_]u32{ 0xFFFFFFFD, 0x00000001, 0x00000000 },
+ [_]u32{ 0xFFFFFFFD, 0x00000002, 0x00000001 },
+ [_]u32{ 0xFFFFFFFD, 0x00000003, 0x00000001 },
+ [_]u32{ 0xFFFFFFFD, 0x00000010, 0x0000000D },
+ [_]u32{ 0xFFFFFFFD, 0x078644FA, 0x002AD6C9 },
+ [_]u32{ 0xFFFFFFFD, 0x0747AE14, 0x01333341 },
+ [_]u32{ 0xFFFFFFFD, 0x7FFFFFFF, 0x7FFFFFFE },
+ [_]u32{ 0xFFFFFFFD, 0x80000000, 0x7FFFFFFD },
+ [_]u32{ 0xFFFFFFFD, 0xFFFFFFFD, 0x00000000 },
+ [_]u32{ 0xFFFFFFFD, 0xFFFFFFFE, 0xFFFFFFFD },
+ [_]u32{ 0xFFFFFFFD, 0xFFFFFFFF, 0xFFFFFFFD },
+ [_]u32{ 0xFFFFFFFE, 0x00000001, 0x00000000 },
+ [_]u32{ 0xFFFFFFFE, 0x00000002, 0x00000000 },
+ [_]u32{ 0xFFFFFFFE, 0x00000003, 0x00000002 },
+ [_]u32{ 0xFFFFFFFE, 0x00000010, 0x0000000E },
+ [_]u32{ 0xFFFFFFFE, 0x078644FA, 0x002AD6CA },
+ [_]u32{ 0xFFFFFFFE, 0x0747AE14, 0x01333342 },
+ [_]u32{ 0xFFFFFFFE, 0x7FFFFFFF, 0x00000000 },
+ [_]u32{ 0xFFFFFFFE, 0x80000000, 0x7FFFFFFE },
+ [_]u32{ 0xFFFFFFFE, 0xFFFFFFFD, 0x00000001 },
+ [_]u32{ 0xFFFFFFFE, 0xFFFFFFFE, 0x00000000 },
+ [_]u32{ 0xFFFFFFFE, 0xFFFFFFFF, 0xFFFFFFFE },
+ [_]u32{ 0xFFFFFFFF, 0x00000001, 0x00000000 },
+ [_]u32{ 0xFFFFFFFF, 0x00000002, 0x00000001 },
+ [_]u32{ 0xFFFFFFFF, 0x00000003, 0x00000000 },
+ [_]u32{ 0xFFFFFFFF, 0x00000010, 0x0000000F },
+ [_]u32{ 0xFFFFFFFF, 0x078644FA, 0x002AD6CB },
+ [_]u32{ 0xFFFFFFFF, 0x0747AE14, 0x01333343 },
+ [_]u32{ 0xFFFFFFFF, 0x7FFFFFFF, 0x00000001 },
+ [_]u32{ 0xFFFFFFFF, 0x80000000, 0x7FFFFFFF },
+ [_]u32{ 0xFFFFFFFF, 0xFFFFFFFD, 0x00000002 },
+ [_]u32{ 0xFFFFFFFF, 0xFFFFFFFE, 0x00000001 },
+ [_]u32{ 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000 },
+ };
+
+ for (cases) |case| {
+ test_one_umodsi3(case[0], case[1], case[2]);
+ }
+}
+
+fn test_one_umodsi3(a: u32, b: u32, expected_r: u32) void {
+ const r: u32 = __umodsi3(a, b);
+ testing.expect(r == expected_r);
+}
lib/std/special/compiler_rt/udivmoddi4.zig
@@ -1,11 +0,0 @@
-const udivmod = @import("udivmod.zig").udivmod;
-const builtin = @import("builtin");
-
-pub fn __udivmoddi4(a: u64, b: u64, maybe_rem: ?*u64) callconv(.C) u64 {
- @setRuntimeSafety(builtin.is_test);
- return udivmod(u64, a, b, maybe_rem);
-}
-
-test "import udivmoddi4" {
- _ = @import("udivmoddi4_test.zig");
-}
lib/std/special/compiler_rt.zig
@@ -127,59 +127,59 @@ comptime {
@export(@import("compiler_rt/fixtfsi.zig").__fixtfsi, .{ .name = "__fixtfsi", .linkage = linkage });
@export(@import("compiler_rt/fixtfti.zig").__fixtfti, .{ .name = "__fixtfti", .linkage = linkage });
- @export(@import("compiler_rt/udivmoddi4.zig").__udivmoddi4, .{ .name = "__udivmoddi4", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__udivmoddi4, .{ .name = "__udivmoddi4", .linkage = linkage });
@export(@import("compiler_rt/popcountdi2.zig").__popcountdi2, .{ .name = "__popcountdi2", .linkage = linkage });
@export(@import("compiler_rt/muldi3.zig").__muldi3, .{ .name = "__muldi3", .linkage = linkage });
- @export(__divmoddi4, .{ .name = "__divmoddi4", .linkage = linkage });
- @export(__divsi3, .{ .name = "__divsi3", .linkage = linkage });
- @export(__divdi3, .{ .name = "__divdi3", .linkage = linkage });
- @export(__udivsi3, .{ .name = "__udivsi3", .linkage = linkage });
- @export(__udivdi3, .{ .name = "__udivdi3", .linkage = linkage });
- @export(__modsi3, .{ .name = "__modsi3", .linkage = linkage });
- @export(__moddi3, .{ .name = "__moddi3", .linkage = linkage });
- @export(__umodsi3, .{ .name = "__umodsi3", .linkage = linkage });
- @export(__umoddi3, .{ .name = "__umoddi3", .linkage = linkage });
- @export(__divmodsi4, .{ .name = "__divmodsi4", .linkage = linkage });
- @export(__udivmodsi4, .{ .name = "__udivmodsi4", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__divmoddi4, .{ .name = "__divmoddi4", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__divsi3, .{ .name = "__divsi3", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__divdi3, .{ .name = "__divdi3", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__udivsi3, .{ .name = "__udivsi3", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__udivdi3, .{ .name = "__udivdi3", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__modsi3, .{ .name = "__modsi3", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__moddi3, .{ .name = "__moddi3", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__umodsi3, .{ .name = "__umodsi3", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__umoddi3, .{ .name = "__umoddi3", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__divmodsi4, .{ .name = "__divmodsi4", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__udivmodsi4, .{ .name = "__udivmodsi4", .linkage = linkage });
@export(@import("compiler_rt/negXf2.zig").__negsf2, .{ .name = "__negsf2", .linkage = linkage });
@export(@import("compiler_rt/negXf2.zig").__negdf2, .{ .name = "__negdf2", .linkage = linkage });
if (is_arm_arch and !is_arm_64 and !is_test) {
- @export(__aeabi_unwind_cpp_pr0, .{ .name = "__aeabi_unwind_cpp_pr0", .linkage = strong_linkage });
- @export(__aeabi_unwind_cpp_pr1, .{ .name = "__aeabi_unwind_cpp_pr1", .linkage = linkage });
- @export(__aeabi_unwind_cpp_pr2, .{ .name = "__aeabi_unwind_cpp_pr2", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_unwind_cpp_pr0, .{ .name = "__aeabi_unwind_cpp_pr0", .linkage = strong_linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_unwind_cpp_pr1, .{ .name = "__aeabi_unwind_cpp_pr1", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_unwind_cpp_pr2, .{ .name = "__aeabi_unwind_cpp_pr2", .linkage = linkage });
@export(@import("compiler_rt/muldi3.zig").__muldi3, .{ .name = "__aeabi_lmul", .linkage = linkage });
- @export(__aeabi_ldivmod, .{ .name = "__aeabi_ldivmod", .linkage = linkage });
- @export(__aeabi_uldivmod, .{ .name = "__aeabi_uldivmod", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_ldivmod, .{ .name = "__aeabi_ldivmod", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_uldivmod, .{ .name = "__aeabi_uldivmod", .linkage = linkage });
- @export(__divsi3, .{ .name = "__aeabi_idiv", .linkage = linkage });
- @export(__aeabi_idivmod, .{ .name = "__aeabi_idivmod", .linkage = linkage });
- @export(__udivsi3, .{ .name = "__aeabi_uidiv", .linkage = linkage });
- @export(__aeabi_uidivmod, .{ .name = "__aeabi_uidivmod", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__divsi3, .{ .name = "__aeabi_idiv", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_idivmod, .{ .name = "__aeabi_idivmod", .linkage = linkage });
+ @export(@import("compiler_rt/int.zig").__udivsi3, .{ .name = "__aeabi_uidiv", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_uidivmod, .{ .name = "__aeabi_uidivmod", .linkage = linkage });
- @export(__aeabi_memcpy, .{ .name = "__aeabi_memcpy", .linkage = linkage });
- @export(__aeabi_memcpy, .{ .name = "__aeabi_memcpy4", .linkage = linkage });
- @export(__aeabi_memcpy, .{ .name = "__aeabi_memcpy8", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memcpy, .{ .name = "__aeabi_memcpy", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memcpy, .{ .name = "__aeabi_memcpy4", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memcpy, .{ .name = "__aeabi_memcpy8", .linkage = linkage });
- @export(__aeabi_memmove, .{ .name = "__aeabi_memmove", .linkage = linkage });
- @export(__aeabi_memmove, .{ .name = "__aeabi_memmove4", .linkage = linkage });
- @export(__aeabi_memmove, .{ .name = "__aeabi_memmove8", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memmove, .{ .name = "__aeabi_memmove", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memmove, .{ .name = "__aeabi_memmove4", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memmove, .{ .name = "__aeabi_memmove8", .linkage = linkage });
- @export(__aeabi_memset, .{ .name = "__aeabi_memset", .linkage = linkage });
- @export(__aeabi_memset, .{ .name = "__aeabi_memset4", .linkage = linkage });
- @export(__aeabi_memset, .{ .name = "__aeabi_memset8", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memset, .{ .name = "__aeabi_memset", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memset, .{ .name = "__aeabi_memset4", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memset, .{ .name = "__aeabi_memset8", .linkage = linkage });
- @export(__aeabi_memclr, .{ .name = "__aeabi_memclr", .linkage = linkage });
- @export(__aeabi_memclr, .{ .name = "__aeabi_memclr4", .linkage = linkage });
- @export(__aeabi_memclr, .{ .name = "__aeabi_memclr8", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memclr, .{ .name = "__aeabi_memclr", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memclr, .{ .name = "__aeabi_memclr4", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memclr, .{ .name = "__aeabi_memclr8", .linkage = linkage });
- @export(__aeabi_memcmp, .{ .name = "__aeabi_memcmp", .linkage = linkage });
- @export(__aeabi_memcmp, .{ .name = "__aeabi_memcmp4", .linkage = linkage });
- @export(__aeabi_memcmp, .{ .name = "__aeabi_memcmp8", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memcmp, .{ .name = "__aeabi_memcmp", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memcmp, .{ .name = "__aeabi_memcmp4", .linkage = linkage });
+ @export(@import("compiler_rt/arm.zig").__aeabi_memcmp, .{ .name = "__aeabi_memcmp8", .linkage = linkage });
@export(@import("compiler_rt/extendXfYf2.zig").__aeabi_f2d, .{ .name = "__aeabi_f2d", .linkage = linkage });
@export(@import("compiler_rt/floatsiXf.zig").__aeabi_i2d, .{ .name = "__aeabi_i2d", .linkage = linkage });
@@ -301,8 +301,6 @@ const std = @import("std");
const assert = std.debug.assert;
const testing = std.testing;
-const __udivmoddi4 = @import("compiler_rt/udivmoddi4.zig").__udivmoddi4;
-
// Avoid dragging in the runtime safety mechanisms into this .o file,
// unless we're trying to test this file.
pub fn panic(msg: []const u8, error_return_trace: ?*builtin.StackTrace) noreturn {
@@ -325,108 +323,6 @@ extern var __stack_chk_guard: usize = blk: {
break :blk @bitCast(usize, buf);
};
-fn __aeabi_unwind_cpp_pr0() callconv(.C) void {
- unreachable;
-}
-fn __aeabi_unwind_cpp_pr1() callconv(.C) void {
- unreachable;
-}
-fn __aeabi_unwind_cpp_pr2() callconv(.C) void {
- unreachable;
-}
-
-fn __divmoddi4(a: i64, b: i64, rem: *i64) callconv(.C) i64 {
- @setRuntimeSafety(is_test);
-
- const d = __divdi3(a, b);
- rem.* = a -% (d *% b);
- return d;
-}
-
-fn __divdi3(a: i64, b: i64) callconv(.C) i64 {
- @setRuntimeSafety(is_test);
-
- // Set aside the sign of the quotient.
- const sign = @bitCast(u64, (a ^ b) >> 63);
- // Take absolute value of a and b via abs(x) = (x^(x >> 63)) - (x >> 63).
- const abs_a = (a ^ (a >> 63)) -% (a >> 63);
- const abs_b = (b ^ (b >> 63)) -% (b >> 63);
- // Unsigned division
- const res = __udivmoddi4(@bitCast(u64, abs_a), @bitCast(u64, abs_b), null);
- // Apply sign of quotient to result and return.
- return @bitCast(i64, (res ^ sign) -% sign);
-}
-
-fn __moddi3(a: i64, b: i64) callconv(.C) i64 {
- @setRuntimeSafety(is_test);
-
- // Take absolute value of a and b via abs(x) = (x^(x >> 63)) - (x >> 63).
- const abs_a = (a ^ (a >> 63)) -% (a >> 63);
- const abs_b = (b ^ (b >> 63)) -% (b >> 63);
- // Unsigned division
- var r: u64 = undefined;
- _ = __udivmoddi4(@bitCast(u64, abs_a), @bitCast(u64, abs_b), &r);
- // Apply the sign of the dividend and return.
- return (@bitCast(i64, r) ^ (a >> 63)) -% (a >> 63);
-}
-
-fn __udivdi3(a: u64, b: u64) callconv(.C) u64 {
- @setRuntimeSafety(is_test);
- return __udivmoddi4(a, b, null);
-}
-
-fn __umoddi3(a: u64, b: u64) callconv(.C) u64 {
- @setRuntimeSafety(is_test);
-
- var r: u64 = undefined;
- _ = __udivmoddi4(a, b, &r);
- return r;
-}
-
-fn __aeabi_uidivmod(n: u32, d: u32) callconv(.C) extern struct {
- q: u32,
- r: u32,
-} {
- @setRuntimeSafety(is_test);
-
- var result: @TypeOf(__aeabi_uidivmod).ReturnType = undefined;
- result.q = __udivmodsi4(n, d, &result.r);
- return result;
-}
-
-fn __aeabi_uldivmod(n: u64, d: u64) callconv(.C) extern struct {
- q: u64,
- r: u64,
-} {
- @setRuntimeSafety(is_test);
-
- var result: @TypeOf(__aeabi_uldivmod).ReturnType = undefined;
- result.q = __udivmoddi4(n, d, &result.r);
- return result;
-}
-
-fn __aeabi_idivmod(n: i32, d: i32) callconv(.C) extern struct {
- q: i32,
- r: i32,
-} {
- @setRuntimeSafety(is_test);
-
- var result: @TypeOf(__aeabi_idivmod).ReturnType = undefined;
- result.q = __divmodsi4(n, d, &result.r);
- return result;
-}
-
-fn __aeabi_ldivmod(n: i64, d: i64) callconv(.C) extern struct {
- q: i64,
- r: i64,
-} {
- @setRuntimeSafety(is_test);
-
- var result: @TypeOf(__aeabi_ldivmod).ReturnType = undefined;
- result.q = __divmoddi4(n, d, &result.r);
- return result;
-}
-
const is_arm_64 = switch (builtin.arch) {
builtin.Arch.aarch64,
builtin.Arch.aarch64_be,
@@ -446,1242 +342,3 @@ const is_arm_arch = switch (builtin.arch) {
};
const is_arm_32 = is_arm_arch and !is_arm_64;
-
-const use_thumb_1 = usesThumb1(builtin.arch);
-
-fn usesThumb1(arch: builtin.Arch) bool {
- return switch (arch) {
- .arm => |sub_arch| switch (sub_arch) {
- .v6m => true,
- else => false,
- },
- .armeb => |sub_arch| switch (sub_arch) {
- .v6m => true,
- else => false,
- },
- .thumb => |sub_arch| switch (sub_arch) {
- .v5,
- .v5te,
- .v4t,
- .v6,
- .v6m,
- .v6k,
- => true,
- else => false,
- },
- .thumbeb => |sub_arch| switch (sub_arch) {
- .v5,
- .v5te,
- .v4t,
- .v6,
- .v6m,
- .v6k,
- => true,
- else => false,
- },
- else => false,
- };
-}
-
-test "usesThumb1" {
- testing.expect(usesThumb1(builtin.Arch{ .arm = .v6m }));
- testing.expect(!usesThumb1(builtin.Arch{ .arm = .v5 }));
- //etc.
-
- testing.expect(usesThumb1(builtin.Arch{ .armeb = .v6m }));
- testing.expect(!usesThumb1(builtin.Arch{ .armeb = .v5 }));
- //etc.
-
- testing.expect(usesThumb1(builtin.Arch{ .thumb = .v5 }));
- testing.expect(usesThumb1(builtin.Arch{ .thumb = .v5te }));
- testing.expect(usesThumb1(builtin.Arch{ .thumb = .v4t }));
- testing.expect(usesThumb1(builtin.Arch{ .thumb = .v6 }));
- testing.expect(usesThumb1(builtin.Arch{ .thumb = .v6k }));
- testing.expect(usesThumb1(builtin.Arch{ .thumb = .v6m }));
- testing.expect(!usesThumb1(builtin.Arch{ .thumb = .v6t2 }));
- //etc.
-
- testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v5 }));
- testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v5te }));
- testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v4t }));
- testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v6 }));
- testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v6k }));
- testing.expect(usesThumb1(builtin.Arch{ .thumbeb = .v6m }));
- testing.expect(!usesThumb1(builtin.Arch{ .thumbeb = .v6t2 }));
- //etc.
-
- testing.expect(!usesThumb1(builtin.Arch{ .aarch64 = .v8 }));
- testing.expect(!usesThumb1(builtin.Arch{ .aarch64_be = .v8 }));
- testing.expect(!usesThumb1(builtin.Arch.x86_64));
- testing.expect(!usesThumb1(builtin.Arch.riscv32));
- //etc.
-}
-
-const use_thumb_1_pre_armv6 = usesThumb1PreArmv6(builtin.arch);
-
-fn usesThumb1PreArmv6(arch: builtin.Arch) bool {
- return switch (arch) {
- .thumb => |sub_arch| switch (sub_arch) {
- .v5, .v5te, .v4t => true,
- else => false,
- },
- .thumbeb => |sub_arch| switch (sub_arch) {
- .v5, .v5te, .v4t => true,
- else => false,
- },
- else => false,
- };
-}
-
-fn __aeabi_memcpy() callconv(.Naked) noreturn {
- @setRuntimeSafety(false);
- if (use_thumb_1) {
- asm volatile (
- \\ push {r7, lr}
- \\ bl memcpy
- \\ pop {r7, pc}
- );
- } else {
- asm volatile (
- \\ b memcpy
- );
- }
- unreachable;
-}
-
-fn __aeabi_memmove() callconv(.Naked) noreturn {
- @setRuntimeSafety(false);
- if (use_thumb_1) {
- asm volatile (
- \\ push {r7, lr}
- \\ bl memmove
- \\ pop {r7, pc}
- );
- } else {
- asm volatile (
- \\ b memmove
- );
- }
- unreachable;
-}
-
-fn __aeabi_memset() callconv(.Naked) noreturn {
- @setRuntimeSafety(false);
- if (use_thumb_1_pre_armv6) {
- asm volatile (
- \\ eors r1, r2
- \\ eors r2, r1
- \\ eors r1, r2
- \\ push {r7, lr}
- \\ b memset
- \\ pop {r7, pc}
- );
- } else if (use_thumb_1) {
- asm volatile (
- \\ mov r3, r1
- \\ mov r1, r2
- \\ mov r2, r3
- \\ push {r7, lr}
- \\ b memset
- \\ pop {r7, pc}
- );
- } else {
- asm volatile (
- \\ mov r3, r1
- \\ mov r1, r2
- \\ mov r2, r3
- \\ b memset
- );
- }
- unreachable;
-}
-
-fn __aeabi_memclr() callconv(.Naked) noreturn {
- @setRuntimeSafety(false);
- if (use_thumb_1_pre_armv6) {
- asm volatile (
- \\ adds r2, r1, #0
- \\ movs r1, #0
- \\ push {r7, lr}
- \\ bl memset
- \\ pop {r7, pc}
- );
- } else if (use_thumb_1) {
- asm volatile (
- \\ mov r2, r1
- \\ movs r1, #0
- \\ push {r7, lr}
- \\ bl memset
- \\ pop {r7, pc}
- );
- } else {
- asm volatile (
- \\ mov r2, r1
- \\ movs r1, #0
- \\ b memset
- );
- }
- unreachable;
-}
-
-fn __aeabi_memcmp() callconv(.Naked) noreturn {
- @setRuntimeSafety(false);
- if (use_thumb_1) {
- asm volatile (
- \\ push {r7, lr}
- \\ bl memcmp
- \\ pop {r7, pc}
- );
- } else {
- asm volatile (
- \\ b memcmp
- );
- }
- unreachable;
-}
-
-fn __divmodsi4(a: i32, b: i32, rem: *i32) callconv(.C) i32 {
- @setRuntimeSafety(is_test);
-
- const d = __divsi3(a, b);
- rem.* = a -% (d * b);
- return d;
-}
-
-fn __udivmodsi4(a: u32, b: u32, rem: *u32) callconv(.C) u32 {
- @setRuntimeSafety(is_test);
-
- const d = __udivsi3(a, b);
- rem.* = @bitCast(u32, @bitCast(i32, a) -% (@bitCast(i32, d) * @bitCast(i32, b)));
- return d;
-}
-
-fn __divsi3(n: i32, d: i32) callconv(.C) i32 {
- @setRuntimeSafety(is_test);
-
- // Set aside the sign of the quotient.
- const sign = @bitCast(u32, (n ^ d) >> 31);
- // Take absolute value of a and b via abs(x) = (x^(x >> 31)) - (x >> 31).
- const abs_n = (n ^ (n >> 31)) -% (n >> 31);
- const abs_d = (d ^ (d >> 31)) -% (d >> 31);
- // abs(a) / abs(b)
- const res = @bitCast(u32, abs_n) / @bitCast(u32, abs_d);
- // Apply sign of quotient to result and return.
- return @bitCast(i32, (res ^ sign) -% sign);
-}
-
-fn __udivsi3(n: u32, d: u32) callconv(.C) u32 {
- @setRuntimeSafety(is_test);
-
- const n_uword_bits: c_uint = u32.bit_count;
- // special cases
- if (d == 0) return 0; // ?!
- if (n == 0) return 0;
- var sr = @bitCast(c_uint, @as(c_int, @clz(u32, d)) - @as(c_int, @clz(u32, n)));
- // 0 <= sr <= n_uword_bits - 1 or sr large
- if (sr > n_uword_bits - 1) {
- // d > r
- return 0;
- }
- if (sr == n_uword_bits - 1) {
- // d == 1
- return n;
- }
- sr += 1;
- // 1 <= sr <= n_uword_bits - 1
- // Not a special case
- var q: u32 = n << @intCast(u5, n_uword_bits - sr);
- var r: u32 = n >> @intCast(u5, sr);
- var carry: u32 = 0;
- while (sr > 0) : (sr -= 1) {
- // r:q = ((r:q) << 1) | carry
- r = (r << 1) | (q >> @intCast(u5, n_uword_bits - 1));
- q = (q << 1) | carry;
- // carry = 0;
- // if (r.all >= d.all)
- // {
- // r.all -= d.all;
- // carry = 1;
- // }
- const s = @intCast(i32, d -% r -% 1) >> @intCast(u5, n_uword_bits - 1);
- carry = @intCast(u32, s & 1);
- r -= d & @bitCast(u32, s);
- }
- q = (q << 1) | carry;
- return q;
-}
-
-fn __modsi3(n: i32, d: i32) callconv(.C) i32 {
- @setRuntimeSafety(is_test);
-
- return n -% __divsi3(n, d) *% d;
-}
-
-fn __umodsi3(n: u32, d: u32) callconv(.C) u32 {
- @setRuntimeSafety(is_test);
-
- return n -% __udivsi3(n, d) *% d;
-}
-
-test "test_umoddi3" {
- test_one_umoddi3(0, 1, 0);
- test_one_umoddi3(2, 1, 0);
- test_one_umoddi3(0x8000000000000000, 1, 0x0);
- test_one_umoddi3(0x8000000000000000, 2, 0x0);
- test_one_umoddi3(0xFFFFFFFFFFFFFFFF, 2, 0x1);
-}
-
-fn test_one_umoddi3(a: u64, b: u64, expected_r: u64) void {
- const r = __umoddi3(a, b);
- testing.expect(r == expected_r);
-}
-
-test "test_udivsi3" {
- const cases = [_][3]u32{
- [_]u32{
- 0x00000000,
- 0x00000001,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0x00000002,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0x00000003,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0x00000010,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0x078644FA,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0x0747AE14,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0x7FFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0x80000000,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0xFFFFFFFD,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0x00000000,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0x00000001,
- 0x00000001,
- },
- [_]u32{
- 0x00000001,
- 0x00000002,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0x00000003,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0x00000010,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0x078644FA,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0x0747AE14,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0x7FFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0x80000000,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0xFFFFFFFD,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0x00000001,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x00000002,
- 0x00000001,
- 0x00000002,
- },
- [_]u32{
- 0x00000002,
- 0x00000002,
- 0x00000001,
- },
- [_]u32{
- 0x00000002,
- 0x00000003,
- 0x00000000,
- },
- [_]u32{
- 0x00000002,
- 0x00000010,
- 0x00000000,
- },
- [_]u32{
- 0x00000002,
- 0x078644FA,
- 0x00000000,
- },
- [_]u32{
- 0x00000002,
- 0x0747AE14,
- 0x00000000,
- },
- [_]u32{
- 0x00000002,
- 0x7FFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x00000002,
- 0x80000000,
- 0x00000000,
- },
- [_]u32{
- 0x00000002,
- 0xFFFFFFFD,
- 0x00000000,
- },
- [_]u32{
- 0x00000002,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0x00000002,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x00000003,
- 0x00000001,
- 0x00000003,
- },
- [_]u32{
- 0x00000003,
- 0x00000002,
- 0x00000001,
- },
- [_]u32{
- 0x00000003,
- 0x00000003,
- 0x00000001,
- },
- [_]u32{
- 0x00000003,
- 0x00000010,
- 0x00000000,
- },
- [_]u32{
- 0x00000003,
- 0x078644FA,
- 0x00000000,
- },
- [_]u32{
- 0x00000003,
- 0x0747AE14,
- 0x00000000,
- },
- [_]u32{
- 0x00000003,
- 0x7FFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x00000003,
- 0x80000000,
- 0x00000000,
- },
- [_]u32{
- 0x00000003,
- 0xFFFFFFFD,
- 0x00000000,
- },
- [_]u32{
- 0x00000003,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0x00000003,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x00000010,
- 0x00000001,
- 0x00000010,
- },
- [_]u32{
- 0x00000010,
- 0x00000002,
- 0x00000008,
- },
- [_]u32{
- 0x00000010,
- 0x00000003,
- 0x00000005,
- },
- [_]u32{
- 0x00000010,
- 0x00000010,
- 0x00000001,
- },
- [_]u32{
- 0x00000010,
- 0x078644FA,
- 0x00000000,
- },
- [_]u32{
- 0x00000010,
- 0x0747AE14,
- 0x00000000,
- },
- [_]u32{
- 0x00000010,
- 0x7FFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x00000010,
- 0x80000000,
- 0x00000000,
- },
- [_]u32{
- 0x00000010,
- 0xFFFFFFFD,
- 0x00000000,
- },
- [_]u32{
- 0x00000010,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0x00000010,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x078644FA,
- 0x00000001,
- 0x078644FA,
- },
- [_]u32{
- 0x078644FA,
- 0x00000002,
- 0x03C3227D,
- },
- [_]u32{
- 0x078644FA,
- 0x00000003,
- 0x028216FE,
- },
- [_]u32{
- 0x078644FA,
- 0x00000010,
- 0x0078644F,
- },
- [_]u32{
- 0x078644FA,
- 0x078644FA,
- 0x00000001,
- },
- [_]u32{
- 0x078644FA,
- 0x0747AE14,
- 0x00000001,
- },
- [_]u32{
- 0x078644FA,
- 0x7FFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x078644FA,
- 0x80000000,
- 0x00000000,
- },
- [_]u32{
- 0x078644FA,
- 0xFFFFFFFD,
- 0x00000000,
- },
- [_]u32{
- 0x078644FA,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0x078644FA,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x0747AE14,
- 0x00000001,
- 0x0747AE14,
- },
- [_]u32{
- 0x0747AE14,
- 0x00000002,
- 0x03A3D70A,
- },
- [_]u32{
- 0x0747AE14,
- 0x00000003,
- 0x026D3A06,
- },
- [_]u32{
- 0x0747AE14,
- 0x00000010,
- 0x00747AE1,
- },
- [_]u32{
- 0x0747AE14,
- 0x078644FA,
- 0x00000000,
- },
- [_]u32{
- 0x0747AE14,
- 0x0747AE14,
- 0x00000001,
- },
- [_]u32{
- 0x0747AE14,
- 0x7FFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x0747AE14,
- 0x80000000,
- 0x00000000,
- },
- [_]u32{
- 0x0747AE14,
- 0xFFFFFFFD,
- 0x00000000,
- },
- [_]u32{
- 0x0747AE14,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0x0747AE14,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0x00000001,
- 0x7FFFFFFF,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0x00000002,
- 0x3FFFFFFF,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0x00000003,
- 0x2AAAAAAA,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0x00000010,
- 0x07FFFFFF,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0x078644FA,
- 0x00000011,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0x0747AE14,
- 0x00000011,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0x7FFFFFFF,
- 0x00000001,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0x80000000,
- 0x00000000,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0xFFFFFFFD,
- 0x00000000,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0x7FFFFFFF,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0x80000000,
- 0x00000001,
- 0x80000000,
- },
- [_]u32{
- 0x80000000,
- 0x00000002,
- 0x40000000,
- },
- [_]u32{
- 0x80000000,
- 0x00000003,
- 0x2AAAAAAA,
- },
- [_]u32{
- 0x80000000,
- 0x00000010,
- 0x08000000,
- },
- [_]u32{
- 0x80000000,
- 0x078644FA,
- 0x00000011,
- },
- [_]u32{
- 0x80000000,
- 0x0747AE14,
- 0x00000011,
- },
- [_]u32{
- 0x80000000,
- 0x7FFFFFFF,
- 0x00000001,
- },
- [_]u32{
- 0x80000000,
- 0x80000000,
- 0x00000001,
- },
- [_]u32{
- 0x80000000,
- 0xFFFFFFFD,
- 0x00000000,
- },
- [_]u32{
- 0x80000000,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0x80000000,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0x00000001,
- 0xFFFFFFFD,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0x00000002,
- 0x7FFFFFFE,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0x00000003,
- 0x55555554,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0x00000010,
- 0x0FFFFFFF,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0x078644FA,
- 0x00000022,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0x0747AE14,
- 0x00000023,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0x7FFFFFFF,
- 0x00000001,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0x80000000,
- 0x00000001,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0xFFFFFFFD,
- 0x00000001,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0xFFFFFFFE,
- 0x00000000,
- },
- [_]u32{
- 0xFFFFFFFD,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0x00000001,
- 0xFFFFFFFE,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0x00000002,
- 0x7FFFFFFF,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0x00000003,
- 0x55555554,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0x00000010,
- 0x0FFFFFFF,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0x078644FA,
- 0x00000022,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0x0747AE14,
- 0x00000023,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0x7FFFFFFF,
- 0x00000002,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0x80000000,
- 0x00000001,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0xFFFFFFFD,
- 0x00000001,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0xFFFFFFFE,
- 0x00000001,
- },
- [_]u32{
- 0xFFFFFFFE,
- 0xFFFFFFFF,
- 0x00000000,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0x00000001,
- 0xFFFFFFFF,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0x00000002,
- 0x7FFFFFFF,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0x00000003,
- 0x55555555,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0x00000010,
- 0x0FFFFFFF,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0x078644FA,
- 0x00000022,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0x0747AE14,
- 0x00000023,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0x7FFFFFFF,
- 0x00000002,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0x80000000,
- 0x00000001,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0xFFFFFFFD,
- 0x00000001,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0xFFFFFFFE,
- 0x00000001,
- },
- [_]u32{
- 0xFFFFFFFF,
- 0xFFFFFFFF,
- 0x00000001,
- },
- };
-
- for (cases) |case| {
- test_one_udivsi3(case[0], case[1], case[2]);
- }
-}
-
-fn test_one_udivsi3(a: u32, b: u32, expected_q: u32) void {
- const q: u32 = __udivsi3(a, b);
- testing.expect(q == expected_q);
-}
-
-test "test_divsi3" {
- const cases = [_][3]i32{
- [_]i32{ 0, 1, 0 },
- [_]i32{ 0, -1, 0 },
- [_]i32{ 2, 1, 2 },
- [_]i32{ 2, -1, -2 },
- [_]i32{ -2, 1, -2 },
- [_]i32{ -2, -1, 2 },
-
- [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), 1, @bitCast(i32, @as(u32, 0x80000000)) },
- [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), -1, @bitCast(i32, @as(u32, 0x80000000)) },
- [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), -2, 0x40000000 },
- [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), 2, @bitCast(i32, @as(u32, 0xC0000000)) },
- };
-
- for (cases) |case| {
- test_one_divsi3(case[0], case[1], case[2]);
- }
-}
-
-fn test_one_divsi3(a: i32, b: i32, expected_q: i32) void {
- const q: i32 = __divsi3(a, b);
- testing.expect(q == expected_q);
-}
-
-test "test_divmodsi4" {
- const cases = [_][4]i32{
- [_]i32{ 0, 1, 0, 0 },
- [_]i32{ 0, -1, 0, 0 },
- [_]i32{ 2, 1, 2, 0 },
- [_]i32{ 2, -1, -2, 0 },
- [_]i32{ -2, 1, -2, 0 },
- [_]i32{ -2, -1, 2, 0 },
- [_]i32{ 7, 5, 1, 2 },
- [_]i32{ -7, 5, -1, -2 },
- [_]i32{ 19, 5, 3, 4 },
- [_]i32{ 19, -5, -3, 4 },
-
- [_]i32{ @bitCast(i32, @as(u32, 0x80000000)), 8, @bitCast(i32, @as(u32, 0xf0000000)), 0 },
- [_]i32{ @bitCast(i32, @as(u32, 0x80000007)), 8, @bitCast(i32, @as(u32, 0xf0000001)), -1 },
- };
-
- for (cases) |case| {
- test_one_divmodsi4(case[0], case[1], case[2], case[3]);
- }
-}
-
-fn test_one_divmodsi4(a: i32, b: i32, expected_q: i32, expected_r: i32) void {
- var r: i32 = undefined;
- const q: i32 = __divmodsi4(a, b, &r);
- testing.expect(q == expected_q and r == expected_r);
-}
-
-test "test_divdi3" {
- const cases = [_][3]i64{
- [_]i64{ 0, 1, 0 },
- [_]i64{ 0, -1, 0 },
- [_]i64{ 2, 1, 2 },
- [_]i64{ 2, -1, -2 },
- [_]i64{ -2, 1, -2 },
- [_]i64{ -2, -1, 2 },
-
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 1, @bitCast(i64, @as(u64, 0x8000000000000000)) },
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -1, @bitCast(i64, @as(u64, 0x8000000000000000)) },
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -2, 0x4000000000000000 },
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 2, @bitCast(i64, @as(u64, 0xC000000000000000)) },
- };
-
- for (cases) |case| {
- test_one_divdi3(case[0], case[1], case[2]);
- }
-}
-
-fn test_one_divdi3(a: i64, b: i64, expected_q: i64) void {
- const q: i64 = __divdi3(a, b);
- testing.expect(q == expected_q);
-}
-
-test "test_moddi3" {
- const cases = [_][3]i64{
- [_]i64{ 0, 1, 0 },
- [_]i64{ 0, -1, 0 },
- [_]i64{ 5, 3, 2 },
- [_]i64{ 5, -3, 2 },
- [_]i64{ -5, 3, -2 },
- [_]i64{ -5, -3, -2 },
-
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 1, 0 },
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -1, 0 },
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 2, 0 },
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -2, 0 },
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), 3, -2 },
- [_]i64{ @bitCast(i64, @as(u64, 0x8000000000000000)), -3, -2 },
- };
-
- for (cases) |case| {
- test_one_moddi3(case[0], case[1], case[2]);
- }
-}
-
-fn test_one_moddi3(a: i64, b: i64, expected_r: i64) void {
- const r: i64 = __moddi3(a, b);
- testing.expect(r == expected_r);
-}
-
-test "test_modsi3" {
- const cases = [_][3]i32{
- [_]i32{ 0, 1, 0 },
- [_]i32{ 0, -1, 0 },
- [_]i32{ 5, 3, 2 },
- [_]i32{ 5, -3, 2 },
- [_]i32{ -5, 3, -2 },
- [_]i32{ -5, -3, -2 },
- [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), 1, 0x0 },
- [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), 2, 0x0 },
- [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), -2, 0x0 },
- [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), 3, -2 },
- [_]i32{ @bitCast(i32, @intCast(u32, 0x80000000)), -3, -2 },
- };
-
- for (cases) |case| {
- test_one_modsi3(case[0], case[1], case[2]);
- }
-}
-
-fn test_one_modsi3(a: i32, b: i32, expected_r: i32) void {
- const r: i32 = __modsi3(a, b);
- testing.expect(r == expected_r);
-}
-
-test "test_umodsi3" {
- const cases = [_][3]u32{
- [_]u32{ 0x00000000, 0x00000001, 0x00000000 },
- [_]u32{ 0x00000000, 0x00000002, 0x00000000 },
- [_]u32{ 0x00000000, 0x00000003, 0x00000000 },
- [_]u32{ 0x00000000, 0x00000010, 0x00000000 },
- [_]u32{ 0x00000000, 0x078644FA, 0x00000000 },
- [_]u32{ 0x00000000, 0x0747AE14, 0x00000000 },
- [_]u32{ 0x00000000, 0x7FFFFFFF, 0x00000000 },
- [_]u32{ 0x00000000, 0x80000000, 0x00000000 },
- [_]u32{ 0x00000000, 0xFFFFFFFD, 0x00000000 },
- [_]u32{ 0x00000000, 0xFFFFFFFE, 0x00000000 },
- [_]u32{ 0x00000000, 0xFFFFFFFF, 0x00000000 },
- [_]u32{ 0x00000001, 0x00000001, 0x00000000 },
- [_]u32{ 0x00000001, 0x00000002, 0x00000001 },
- [_]u32{ 0x00000001, 0x00000003, 0x00000001 },
- [_]u32{ 0x00000001, 0x00000010, 0x00000001 },
- [_]u32{ 0x00000001, 0x078644FA, 0x00000001 },
- [_]u32{ 0x00000001, 0x0747AE14, 0x00000001 },
- [_]u32{ 0x00000001, 0x7FFFFFFF, 0x00000001 },
- [_]u32{ 0x00000001, 0x80000000, 0x00000001 },
- [_]u32{ 0x00000001, 0xFFFFFFFD, 0x00000001 },
- [_]u32{ 0x00000001, 0xFFFFFFFE, 0x00000001 },
- [_]u32{ 0x00000001, 0xFFFFFFFF, 0x00000001 },
- [_]u32{ 0x00000002, 0x00000001, 0x00000000 },
- [_]u32{ 0x00000002, 0x00000002, 0x00000000 },
- [_]u32{ 0x00000002, 0x00000003, 0x00000002 },
- [_]u32{ 0x00000002, 0x00000010, 0x00000002 },
- [_]u32{ 0x00000002, 0x078644FA, 0x00000002 },
- [_]u32{ 0x00000002, 0x0747AE14, 0x00000002 },
- [_]u32{ 0x00000002, 0x7FFFFFFF, 0x00000002 },
- [_]u32{ 0x00000002, 0x80000000, 0x00000002 },
- [_]u32{ 0x00000002, 0xFFFFFFFD, 0x00000002 },
- [_]u32{ 0x00000002, 0xFFFFFFFE, 0x00000002 },
- [_]u32{ 0x00000002, 0xFFFFFFFF, 0x00000002 },
- [_]u32{ 0x00000003, 0x00000001, 0x00000000 },
- [_]u32{ 0x00000003, 0x00000002, 0x00000001 },
- [_]u32{ 0x00000003, 0x00000003, 0x00000000 },
- [_]u32{ 0x00000003, 0x00000010, 0x00000003 },
- [_]u32{ 0x00000003, 0x078644FA, 0x00000003 },
- [_]u32{ 0x00000003, 0x0747AE14, 0x00000003 },
- [_]u32{ 0x00000003, 0x7FFFFFFF, 0x00000003 },
- [_]u32{ 0x00000003, 0x80000000, 0x00000003 },
- [_]u32{ 0x00000003, 0xFFFFFFFD, 0x00000003 },
- [_]u32{ 0x00000003, 0xFFFFFFFE, 0x00000003 },
- [_]u32{ 0x00000003, 0xFFFFFFFF, 0x00000003 },
- [_]u32{ 0x00000010, 0x00000001, 0x00000000 },
- [_]u32{ 0x00000010, 0x00000002, 0x00000000 },
- [_]u32{ 0x00000010, 0x00000003, 0x00000001 },
- [_]u32{ 0x00000010, 0x00000010, 0x00000000 },
- [_]u32{ 0x00000010, 0x078644FA, 0x00000010 },
- [_]u32{ 0x00000010, 0x0747AE14, 0x00000010 },
- [_]u32{ 0x00000010, 0x7FFFFFFF, 0x00000010 },
- [_]u32{ 0x00000010, 0x80000000, 0x00000010 },
- [_]u32{ 0x00000010, 0xFFFFFFFD, 0x00000010 },
- [_]u32{ 0x00000010, 0xFFFFFFFE, 0x00000010 },
- [_]u32{ 0x00000010, 0xFFFFFFFF, 0x00000010 },
- [_]u32{ 0x078644FA, 0x00000001, 0x00000000 },
- [_]u32{ 0x078644FA, 0x00000002, 0x00000000 },
- [_]u32{ 0x078644FA, 0x00000003, 0x00000000 },
- [_]u32{ 0x078644FA, 0x00000010, 0x0000000A },
- [_]u32{ 0x078644FA, 0x078644FA, 0x00000000 },
- [_]u32{ 0x078644FA, 0x0747AE14, 0x003E96E6 },
- [_]u32{ 0x078644FA, 0x7FFFFFFF, 0x078644FA },
- [_]u32{ 0x078644FA, 0x80000000, 0x078644FA },
- [_]u32{ 0x078644FA, 0xFFFFFFFD, 0x078644FA },
- [_]u32{ 0x078644FA, 0xFFFFFFFE, 0x078644FA },
- [_]u32{ 0x078644FA, 0xFFFFFFFF, 0x078644FA },
- [_]u32{ 0x0747AE14, 0x00000001, 0x00000000 },
- [_]u32{ 0x0747AE14, 0x00000002, 0x00000000 },
- [_]u32{ 0x0747AE14, 0x00000003, 0x00000002 },
- [_]u32{ 0x0747AE14, 0x00000010, 0x00000004 },
- [_]u32{ 0x0747AE14, 0x078644FA, 0x0747AE14 },
- [_]u32{ 0x0747AE14, 0x0747AE14, 0x00000000 },
- [_]u32{ 0x0747AE14, 0x7FFFFFFF, 0x0747AE14 },
- [_]u32{ 0x0747AE14, 0x80000000, 0x0747AE14 },
- [_]u32{ 0x0747AE14, 0xFFFFFFFD, 0x0747AE14 },
- [_]u32{ 0x0747AE14, 0xFFFFFFFE, 0x0747AE14 },
- [_]u32{ 0x0747AE14, 0xFFFFFFFF, 0x0747AE14 },
- [_]u32{ 0x7FFFFFFF, 0x00000001, 0x00000000 },
- [_]u32{ 0x7FFFFFFF, 0x00000002, 0x00000001 },
- [_]u32{ 0x7FFFFFFF, 0x00000003, 0x00000001 },
- [_]u32{ 0x7FFFFFFF, 0x00000010, 0x0000000F },
- [_]u32{ 0x7FFFFFFF, 0x078644FA, 0x00156B65 },
- [_]u32{ 0x7FFFFFFF, 0x0747AE14, 0x043D70AB },
- [_]u32{ 0x7FFFFFFF, 0x7FFFFFFF, 0x00000000 },
- [_]u32{ 0x7FFFFFFF, 0x80000000, 0x7FFFFFFF },
- [_]u32{ 0x7FFFFFFF, 0xFFFFFFFD, 0x7FFFFFFF },
- [_]u32{ 0x7FFFFFFF, 0xFFFFFFFE, 0x7FFFFFFF },
- [_]u32{ 0x7FFFFFFF, 0xFFFFFFFF, 0x7FFFFFFF },
- [_]u32{ 0x80000000, 0x00000001, 0x00000000 },
- [_]u32{ 0x80000000, 0x00000002, 0x00000000 },
- [_]u32{ 0x80000000, 0x00000003, 0x00000002 },
- [_]u32{ 0x80000000, 0x00000010, 0x00000000 },
- [_]u32{ 0x80000000, 0x078644FA, 0x00156B66 },
- [_]u32{ 0x80000000, 0x0747AE14, 0x043D70AC },
- [_]u32{ 0x80000000, 0x7FFFFFFF, 0x00000001 },
- [_]u32{ 0x80000000, 0x80000000, 0x00000000 },
- [_]u32{ 0x80000000, 0xFFFFFFFD, 0x80000000 },
- [_]u32{ 0x80000000, 0xFFFFFFFE, 0x80000000 },
- [_]u32{ 0x80000000, 0xFFFFFFFF, 0x80000000 },
- [_]u32{ 0xFFFFFFFD, 0x00000001, 0x00000000 },
- [_]u32{ 0xFFFFFFFD, 0x00000002, 0x00000001 },
- [_]u32{ 0xFFFFFFFD, 0x00000003, 0x00000001 },
- [_]u32{ 0xFFFFFFFD, 0x00000010, 0x0000000D },
- [_]u32{ 0xFFFFFFFD, 0x078644FA, 0x002AD6C9 },
- [_]u32{ 0xFFFFFFFD, 0x0747AE14, 0x01333341 },
- [_]u32{ 0xFFFFFFFD, 0x7FFFFFFF, 0x7FFFFFFE },
- [_]u32{ 0xFFFFFFFD, 0x80000000, 0x7FFFFFFD },
- [_]u32{ 0xFFFFFFFD, 0xFFFFFFFD, 0x00000000 },
- [_]u32{ 0xFFFFFFFD, 0xFFFFFFFE, 0xFFFFFFFD },
- [_]u32{ 0xFFFFFFFD, 0xFFFFFFFF, 0xFFFFFFFD },
- [_]u32{ 0xFFFFFFFE, 0x00000001, 0x00000000 },
- [_]u32{ 0xFFFFFFFE, 0x00000002, 0x00000000 },
- [_]u32{ 0xFFFFFFFE, 0x00000003, 0x00000002 },
- [_]u32{ 0xFFFFFFFE, 0x00000010, 0x0000000E },
- [_]u32{ 0xFFFFFFFE, 0x078644FA, 0x002AD6CA },
- [_]u32{ 0xFFFFFFFE, 0x0747AE14, 0x01333342 },
- [_]u32{ 0xFFFFFFFE, 0x7FFFFFFF, 0x00000000 },
- [_]u32{ 0xFFFFFFFE, 0x80000000, 0x7FFFFFFE },
- [_]u32{ 0xFFFFFFFE, 0xFFFFFFFD, 0x00000001 },
- [_]u32{ 0xFFFFFFFE, 0xFFFFFFFE, 0x00000000 },
- [_]u32{ 0xFFFFFFFE, 0xFFFFFFFF, 0xFFFFFFFE },
- [_]u32{ 0xFFFFFFFF, 0x00000001, 0x00000000 },
- [_]u32{ 0xFFFFFFFF, 0x00000002, 0x00000001 },
- [_]u32{ 0xFFFFFFFF, 0x00000003, 0x00000000 },
- [_]u32{ 0xFFFFFFFF, 0x00000010, 0x0000000F },
- [_]u32{ 0xFFFFFFFF, 0x078644FA, 0x002AD6CB },
- [_]u32{ 0xFFFFFFFF, 0x0747AE14, 0x01333343 },
- [_]u32{ 0xFFFFFFFF, 0x7FFFFFFF, 0x00000001 },
- [_]u32{ 0xFFFFFFFF, 0x80000000, 0x7FFFFFFF },
- [_]u32{ 0xFFFFFFFF, 0xFFFFFFFD, 0x00000002 },
- [_]u32{ 0xFFFFFFFF, 0xFFFFFFFE, 0x00000001 },
- [_]u32{ 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000 },
- };
-
- for (cases) |case| {
- test_one_umodsi3(case[0], case[1], case[2]);
- }
-}
-
-fn test_one_umodsi3(a: u32, b: u32, expected_r: u32) void {
- const r: u32 = __umodsi3(a, b);
- testing.expect(r == expected_r);
-}