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stage2: implement airArrayToSlice for x86_64

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* implement `genSetStack` for `ptr_stack_offset`
* handle `ptr_add`
* implement storing from register into pointer in register
* split alignment and array tests into those that pass on x86_64 and
  those that do not
* pass more tests on x86_64
This commit is contained in:
Jakub Konka
2022-01-17 18:52:53 +01:00
parent 79628d48a4
commit 9b715cb462
5 changed files with 331 additions and 287 deletions
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15
test/behavior/array_simple.zig Normal file
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const std = @import("std");
const testing = std.testing;
const expect = testing.expect;
test "array to slice" {
const a: u32 align(4) = 3;
const b: u32 align(8) = 4;
const a_slice: []align(1) const u32 = @as(*const [1]u32, &a)[0..];
const b_slice: []align(1) const u32 = @as(*const [1]u32, &b)[0..];
try expect(a_slice[0] + b_slice[0] == 7);
const d: []const u32 = &[2]u32{ 1, 2 };
const e: []const u32 = &[3]u32{ 3, 4, 5 };
try expect(d[0] + e[0] + d[1] + e[1] == 10);
}