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35 Commits

Author SHA1 Message Date
Veikka Tuominen
aa626deadd llvm: implement explicit Win64 and SysV calling conventions 2023-01-22 01:04:20 +02:00
Veikka Tuominen
fe6dcdba14
Merge pull request #14357 from kcbanner/llvm_byval_struct 
llvm: implement Stdcall calling convention
 2023-01-20 04:38:49 +02:00
Veikka Tuominen
2b7678bc42 llvm: implement Stdcall return types 2023-01-19 16:13:52 +02:00
kcbanner
5949851074 llvm: pass non-scalars as byref in .Stdcall 
- add c_abi tests for .Stdcall
- enable (x86|x86_64)-windows-gnu in the c_abi tests
 2023-01-19 00:37:56 -05:00
Veikka Tuominen
24646b8b5d windows x86_64 C ABI: pass byref structs as byref_mut 2023-01-17 20:28:43 +02:00
Veikka Tuominen
0013042cbd llvm: correctly handle C ABI structs with f32/f64 alignment differences 
Closes #13830
 2023-01-14 16:26:50 +02:00
Veikka Tuominen
5572c67e73 add C ABI tests for exotic float types 2023-01-14 16:26:50 +02:00
Veikka Tuominen
474848ac0b also run C ABI tests with -OReleaseFast 2023-01-14 16:26:50 +02:00
Veikka Tuominen
9f23702c21 llvm: fix C ABI for <=256 bit vectors 
Closes #13918
 2022-12-20 18:34:33 +02:00
Veikka Tuominen
fc5209c139 llvm: fix x86_64 sysV ABI of big vectors on avx512 enabled CPUs 
Closes #13629
 2022-11-23 00:05:07 +02:00
Andrew Kelley
5e42378227 disable failing C ABI test 
see tracking issue #13629
 2022-11-22 13:06:09 -07:00
Veikka Tuominen
d968d9d103 llvm: add attributes to the arguments of function pointer calls 
Closes #13605
 2022-11-20 20:25:12 +02:00
Veikka Tuominen
9e7293619f llvm: aarch64 C ABI: pass byref params as mutable pointers 
Closes  #13597
 2022-11-20 20:25:12 +02:00
Veikka Tuominen
08a00f0d1c llvm: use alignment of ABI return type when it differs from raw return type 
This would previously cause miscompilations when the ABI type had
bigger alignment than the raw type.
 2022-11-20 20:25:12 +02:00
Guillaume Wenzek
476b946802
compute LLVMTypes in ParamTypeIterator (#13592) 
follow up on #13376 - fixes a bug in the x86_64 C ABI. 

Co-authored-by: Veikka Tuominen <git@vexu.eu>
 2022-11-20 01:14:02 -08:00
Guillaume Wenzek
5221c90164
add C ABI tests with double 
const DC = extern struct { v1: f64, v2: u8 };
const CFF = extern struct { v1: u8, v2: f32, v3: f32 };
const PD = extern struct { v1: ?*anyopaque, v2: f64 };

Signed-off-by: Guillaume Wenzek <gwenzek@users.noreply.github.com>
 2022-11-18 14:05:25 +02:00
Ali Chraghi
f5f1f8c666 all: rename i386 to x86 2022-11-04 00:09:27 +03:30
Veikka Tuominen
f2a7aba586 x86_64 llvm: correct lowering of ptr sized float struct 
Closes #13211
 2022-10-22 22:00:59 +03:00
Veikka Tuominen
3f41979061 replace some panics with try in C ABI tests 2022-10-22 14:52:26 +03:00
Veikka Tuominen
5e0b4836a1 stage2: implement RISCV C ABI 2022-10-22 14:52:26 +03:00
Veikka Tuominen
8fa91939a8 build.zig: separate C ABI tests from standalone tests 2022-10-22 11:31:41 +03:00
Veikka Tuominen
12a2ccfb45 make C ABI tests compile on powerpc 2022-10-22 11:31:41 +03:00
Veikka Tuominen
031c768cc8 add C ABI tests for simd vectors 2022-10-22 11:31:41 +03:00
Veikka Tuominen
9ae78a5890 stage2: implement ARM C ABI 
Six new passing tests and the previously incorrectly passing
complex tests are now skipped.
 2022-10-21 18:07:11 +03:00
Veikka Tuominen
2609e33ab0 make C ABI tests compile on arm, mips and riscv 
x86_64      24/25
x86         15/25
aarch64     25/25 - all
arm         18/25
mips        10/24
riscv64     13/25
wasm32      25/25 - all
 2022-10-20 20:11:12 +03:00
Veikka Tuominen
646d927c79 stage2: fix handling of aarch64 C ABI float array like structs 
Closes #11702
Closes #13125
 2022-10-20 20:11:12 +03:00
Veikka Tuominen
7e946bc790 make C ABI tests compile on i386 2022-10-20 20:11:12 +03:00
Veikka Tuominen
51491186cb stage2: fix x86_64 C ABI of struct with array member 
Closes #12185
 2022-10-20 20:11:12 +03:00
Cody Tapscott
a06185f362 C ABI: Add tests for complex float/double support 
These tests will be failing on many platforms until #8465 is resolved.

Luckily, the particular function signature used for __divXc3 and __mulXc3
seems to be OK on x86-64.
 2022-10-09 23:24:29 -07:00
Cody Tapscott
e165b8b223 stage2: Fix multiple_llvm_int parameter passing 
Small iteration oopsie

We could really use some more comprehensive C ABI tests.
 2022-09-28 12:48:28 +03:00
Veikka Tuominen
9ce841a0f0 stage2 llvm: implement aarch64 C ABI 
... at least enough to pass all the current tests.
 2022-09-04 18:46:56 +03:00
Veikka Tuominen
b83c037f9f Sema: only ABI sized packed structs are extern compatible 2022-09-03 01:04:46 +03:00
Luuk de Gram
1eb22e7ad6
wasm: skip unimplemented behavior test 
Since now the size of a c_longdouble is correctly 16 bytes,
the test is no longer passing. It was previously accidentally passing
due to incorrect sizing and it not being larger than the size
of a f64.

disable long_double test for windows
 2022-08-28 17:50:07 +02:00
Luuk de Gram
91dba79c48
wasm: fix abi size of c_longdouble 
According to https://github.com/WebAssembly/tool-conventions/blob/main/BasicCABI.md
the size of c's long double is 16 bytes for Wasm, rather than 8 bytes
which was the value previously in the compiler. This ensures
we not only pass the correct value, but also creates the correct
function signature needed to pass the Wasm validator.

This also adds an additional test case in c_abi tests.
 2022-08-26 21:01:05 +02:00
Andrew Kelley
e2d4709779 C ABI tests no longer apply to only stage1 2022-07-26 14:51:45 -07:00