Meg's Mirrors

zig

1	#skip amdgcn-amdhsa-none-baseline-whole-llvm-lld-pic
2	#skip amdgcn-amdpal-none-baseline-whole-llvm-lld-pic
3	#skip amdgcn-mesa3d-none-baseline-whole-llvm-lld-pic
4
5	#skip csky-freestanding-eabi-baseline-whole-llvm-lld-pic
6	#skip csky-freestanding-eabihf-baseline-whole-llvm-lld-pic
7	#skip csky-linux-eabi-baseline-whole-llvm-lld-pic
8	#skip csky-linux-eabihf-baseline-whole-llvm-lld-pic
9	#skip csky-linux-gnueabi-baseline-whole-llvm-lld-pic
10	#skip csky-linux-gnueabihf-baseline-whole-llvm-lld-pic
11
12	#skip nvptx-cuda-none-baseline-whole-llvm-lld-pic
13	#skip nvptx-nvcl-none-baseline-whole-llvm-lld-pic
14
15	#skip nvptx64-cuda-none-baseline-whole-llvm-lld-pic
16	#skip nvptx64-nvcl-none-baseline-whole-llvm-lld-pic
17
18	#skip spirv32-opencl-none-baseline-whole-llvm-lld-pic
19	#skip spirv32-opengl-none-baseline-whole-llvm-lld-pic
20	#skip spirv32-vulkan-none-baseline-whole-llvm-lld-pic
21
22	#skip spirv64-amdhsa-none-baseline-whole-llvm-lld-pic
23	#skip spirv64-opencl-none-baseline-whole-llvm-lld-pic
24	#skip spirv64-vulkan-none-baseline-whole-llvm-lld-pic
25
26	#skip wasm32-emscripten-none-baseline-whole-llvm-lld-pic
27	#skip wasm32-freestanding-none-baseline-whole-llvm-lld-pic
28	#skip wasm32-wasi-none-baseline-whole-llvm-lld-pic
29
30	#skip wasm64-emscripten-none-baseline-whole-llvm-lld-pic
31	#skip wasm64-freestanding-none-baseline-whole-llvm-lld-pic
32	#skip wasm64-wasi-none-baseline-whole-llvm-lld-pic
33
34	#skip x86_64-linux-gnux32-baseline-whole-llvm-new-pic
35	#skip x86_64-linux-muslx32-baseline-whole-llvm-new-pic
36	#skip x86_64-linux-x32-baseline-whole-llvm-new-pic
37
38	#obj {
39	--name test -fno-lld -fno-new-linker -ofmt=llvmir
40	-Mroot=test.zig
41	#}
42
43	#write test.zig {
44	export fn entry(ptr: *i16) void {
45	_ = @atomicLoad(i16, ptr, .acquire);
46	}
47	#}
48	#update "atomic acquire"
49	#check llvm {
50	define #...@test.entry(ptr #...%0) #...{
51	#...load atomic i16, ptr %0 acquire#...
52	}
53
54	#}
55
56	#write test.zig {
57	export fn entry(ptr: *volatile i16) void {
58	_ = @atomicLoad(i16, ptr, .unordered);
59	}
60	#}
61	#update "atomic volatile unordered"
62	#check llvm {
63	define #...@test.entry(ptr #...%0) #...{
64	#...load atomic volatile i16, ptr %0 unordered#...
65	}
66
67	#}
68
69	#write test.zig {
70	export fn entry(ptr: *volatile i16) void {
71	_ = ptr.*;
72	}
73	#}
74	#update "volatile"
75	#check llvm {
76	define #...@test.entry(ptr #...%0) #...{
77	#...load volatile i16, ptr %0#...
78	}
79
80	#}
81
82	#write test.zig {
83	export fn entry(ptr: *volatile i16) void {
84	entry2(ptr[0..1]);
85	}
86	fn entry2(slice: []volatile i16) void {
87	@setRuntimeSafety(false);
88	_ = slice[0];
89	}
90	#}
91	#update "volatile slice"
92	#check llvm {
93	define #...@test.entry(#...) #...{
94	#...
95	}
96
97	#...
98	define #...@test.entry2(#...) #...{
99	#...load volatile i16, ptr %#...
100	}
101
102	#}
103
104	#write test.zig {
105	const S = packed struct(u16) { a: u2, b: u8, c: u6 };
106	export fn entry(ptr: *volatile S) void {
107	_ = ptr.b;
108	}
109	#}
110	#update "volatile packed"
111	#check llvm {
112	define #...@test.entry(ptr #...%0) #...{
113	#...load volatile i16, ptr %#...
114	}
115
116	#}