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This commit is contained in:
Antoni Boucher 2022-05-15 11:43:57 -04:00
parent 4e802c84c5
commit f59d345fc1
1 changed files with 100 additions and 139 deletions
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239
src/intrinsic/llvm.rs
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@ -9,151 +9,112 @@ pub fn adjust_intrinsic_arguments<'a, 'b, 'gcc, 'tcx>(builder: &Builder<'a, 'gcc
// arguments here.
if gcc_func.get_param_count() != args.len() {
match &*func_name {
"__builtin_ia32_pmuldq512_mask" | "__builtin_ia32_pmuludq512_mask"
// FIXME(antoyo): the following intrinsics has 4 (or 5) arguments according to the doc, but is defined with 2 (or 3) arguments in library/stdarch/crates/core_arch/src/x86/avx512f.rs.
// NOTE: the following intrinsics have a different number of parameters in LLVM and GCC.
"__builtin_ia32_prold512_mask" | "__builtin_ia32_pmuldq512_mask" | "__builtin_ia32_pmuludq512_mask"
| "__builtin_ia32_pmaxsd512_mask" | "__builtin_ia32_pmaxsq512_mask" | "__builtin_ia32_pmaxsq256_mask"
| "__builtin_ia32_pmaxsq128_mask" | "__builtin_ia32_maxps512_mask" | "__builtin_ia32_maxpd512_mask"
| "__builtin_ia32_pmaxud512_mask" | "__builtin_ia32_pmaxuq512_mask" | "__builtin_ia32_pmaxuq256_mask"
| "__builtin_ia32_pmaxuq128_mask"
| "__builtin_ia32_pmaxsq128_mask" | "__builtin_ia32_pmaxud512_mask" | "__builtin_ia32_pmaxuq512_mask"
| "__builtin_ia32_pminsd512_mask" | "__builtin_ia32_pminsq512_mask" | "__builtin_ia32_pminsq256_mask"
| "__builtin_ia32_pminsq128_mask" | "__builtin_ia32_minps512_mask" | "__builtin_ia32_minpd512_mask"
| "__builtin_ia32_pminud512_mask" | "__builtin_ia32_pminuq512_mask" | "__builtin_ia32_pminuq256_mask"
| "__builtin_ia32_pminuq128_mask" | "__builtin_ia32_sqrtps512_mask" | "__builtin_ia32_sqrtpd512_mask"
| "__builtin_ia32_pminsq128_mask" | "__builtin_ia32_pminud512_mask" | "__builtin_ia32_pminuq512_mask"
=> {
// TODO: refactor by separating those intrinsics outside of this branch.
let add_before_last_arg =
match &*func_name {
"__builtin_ia32_maxps512_mask" | "__builtin_ia32_maxpd512_mask"
| "__builtin_ia32_minps512_mask" | "__builtin_ia32_minpd512_mask"
| "__builtin_ia32_sqrtps512_mask" | "__builtin_ia32_sqrtpd512_mask" => true,
_ => false,
};
let new_first_arg_is_zero =
match &*func_name {
"__builtin_ia32_pmaxuq256_mask" | "__builtin_ia32_pmaxuq128_mask"
| "__builtin_ia32_pminuq256_mask" | "__builtin_ia32_pminuq128_mask" => true,
_ => false
};
let arg3_index =
match &*func_name {
"__builtin_ia32_sqrtps512_mask" | "__builtin_ia32_sqrtpd512_mask" => 1,
_ => 2,
};
let mut new_args = args.to_vec();
let arg3_type = gcc_func.get_param_type(arg3_index);
let first_arg =
if new_first_arg_is_zero {
let vector_type = arg3_type.dyncast_vector().expect("vector type");
let zero = builder.context.new_rvalue_zero(vector_type.get_element_type());
let num_units = vector_type.get_num_units();
builder.context.new_rvalue_from_vector(None, arg3_type, &vec![zero; num_units])
}
else {
builder.current_func().new_local(None, arg3_type, "undefined_for_intrinsic").to_rvalue()
};
if add_before_last_arg {
new_args.insert(new_args.len() - 1, first_arg);
}
else {
new_args.push(first_arg);
}
let arg4_index =
match &*func_name {
"__builtin_ia32_sqrtps512_mask" | "__builtin_ia32_sqrtpd512_mask" => 2,
_ => 3,
};
let arg4_type = gcc_func.get_param_type(arg4_index);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
if add_before_last_arg {
new_args.insert(new_args.len() - 1, minus_one);
}
else {
new_args.push(minus_one);
}
args = new_args.into();
},
"__builtin_ia32_pternlogd512_mask" | "__builtin_ia32_pternlogd256_mask"
| "__builtin_ia32_pternlogd128_mask" | "__builtin_ia32_pternlogq512_mask"
| "__builtin_ia32_pternlogq256_mask" | "__builtin_ia32_pternlogq128_mask" => {
let mut new_args = args.to_vec();
let mut new_args = args.to_vec();
let arg3_type = gcc_func.get_param_type(2);
let first_arg = builder.current_func().new_local(None, arg3_type, "undefined_for_intrinsic").to_rvalue();
new_args.push(first_arg);
let arg4_type = gcc_func.get_param_type(3);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
new_args.push(minus_one);
args = new_args.into();
},
"__builtin_ia32_pmaxuq256_mask" | "__builtin_ia32_pmaxuq128_mask"
| "__builtin_ia32_pminuq256_mask" | "__builtin_ia32_pminuq128_mask"
=> {
let mut new_args = args.to_vec();
let arg3_type = gcc_func.get_param_type(2);
let vector_type = arg3_type.dyncast_vector().expect("vector type");
let zero = builder.context.new_rvalue_zero(vector_type.get_element_type());
let num_units = vector_type.get_num_units();
let first_arg = builder.context.new_rvalue_from_vector(None, arg3_type, &vec![zero; num_units]);
new_args.push(first_arg);
let arg4_type = gcc_func.get_param_type(3);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
new_args.push(minus_one);
args = new_args.into();
},
"__builtin_ia32_pternlogd512_mask" | "__builtin_ia32_pternlogd256_mask"
| "__builtin_ia32_pternlogd128_mask" | "__builtin_ia32_pternlogq512_mask"
| "__builtin_ia32_pternlogq256_mask" | "__builtin_ia32_pternlogq128_mask" => {
let mut new_args = args.to_vec();
let arg5_type = gcc_func.get_param_type(4);
let minus_one = builder.context.new_rvalue_from_int(arg5_type, -1);
new_args.push(minus_one);
args = new_args.into();
},
"__builtin_ia32_vfmaddps512_mask" | "__builtin_ia32_vfmaddpd512_mask" => {
let mut new_args = args.to_vec();
let mut last_arg = None;
if args.len() == 4 {
last_arg = new_args.pop();
}
let arg4_type = gcc_func.get_param_type(3);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
new_args.push(minus_one);
if args.len() == 3 {
// Both llvm.fma.v16f32 and llvm.x86.avx512.vfmadd.ps.512 maps to
// the same GCC intrinsic, but the former has 3 parameters and the
// latter has 4 so it doesn't require this additional argument.
let arg5_type = gcc_func.get_param_type(4);
let minus_one = builder.context.new_rvalue_from_int(arg5_type, -1);
new_args.push(minus_one);
args = new_args.into();
},
"__builtin_ia32_vfmaddps512_mask" | "__builtin_ia32_vfmaddpd512_mask" => {
let mut new_args = args.to_vec();
new_args.push(builder.context.new_rvalue_from_int(arg5_type, 4));
}
let mut last_arg = None;
if args.len() == 4 {
last_arg = new_args.pop();
}
let arg4_type = gcc_func.get_param_type(3);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
new_args.push(minus_one);
if args.len() == 3 {
// Both llvm.fma.v16f32 and llvm.x86.avx512.vfmadd.ps.512 maps to
// the same GCC intrinsic, but the former has 3 parameters and the
// latter has 4 so it doesn't require this additional argument.
let arg5_type = gcc_func.get_param_type(4);
new_args.push(builder.context.new_rvalue_from_int(arg5_type, 4));
}
if let Some(last_arg) = last_arg {
new_args.push(last_arg);
}
args = new_args.into();
},
"__builtin_ia32_addps512_mask" | "__builtin_ia32_addpd512_mask"
| "__builtin_ia32_subps512_mask" | "__builtin_ia32_subpd512_mask"
| "__builtin_ia32_mulps512_mask" | "__builtin_ia32_mulpd512_mask"
| "__builtin_ia32_divps512_mask" | "__builtin_ia32_divpd512_mask" => {
let mut new_args = args.to_vec();
let last_arg = new_args.pop().expect("last arg");
let arg3_type = gcc_func.get_param_type(2);
let undefined = builder.current_func().new_local(None, arg3_type, "undefined_for_intrinsic").to_rvalue();
new_args.push(undefined);
let arg4_type = gcc_func.get_param_type(3);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
new_args.push(minus_one);
if let Some(last_arg) = last_arg {
new_args.push(last_arg);
args = new_args.into();
},
"__builtin_ia32_prold512_mask" => {
let mut new_args = args.to_vec();
let arg3_type = gcc_func.get_param_type(2);
let undefined = builder.current_func().new_local(None, arg3_type, "undefined_for_intrinsic").to_rvalue();
new_args.push(undefined);
let arg4_type = gcc_func.get_param_type(3);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
new_args.push(minus_one);
args = new_args.into();
},
"__builtin_ia32_vfmaddsubps512_mask" | "__builtin_ia32_vfmaddsubpd512_mask" => {
let mut new_args = args.to_vec();
let last_arg = new_args.pop().expect("last arg");
let arg4_type = gcc_func.get_param_type(3);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
new_args.push(minus_one);
new_args.push(last_arg);
args = new_args.into();
},
"__builtin_ia32_cvtdq2ps512_mask" | "__builtin_ia32_cvtudq2ps512_mask" => {
let mut new_args = args.to_vec();
let last_arg = new_args.pop().expect("last arg");
let arg2_type = gcc_func.get_param_type(1);
let undefined = builder.current_func().new_local(None, arg2_type, "undefined_for_intrinsic").to_rvalue();
new_args.push(undefined);
let arg3_type = gcc_func.get_param_type(2);
let minus_one = builder.context.new_rvalue_from_int(arg3_type, -1);
new_args.push(minus_one);
new_args.push(last_arg);
args = new_args.into();
},
_ => (),
}
args = new_args.into();
},
"__builtin_ia32_addps512_mask" | "__builtin_ia32_addpd512_mask"
| "__builtin_ia32_subps512_mask" | "__builtin_ia32_subpd512_mask"
| "__builtin_ia32_mulps512_mask" | "__builtin_ia32_mulpd512_mask"
| "__builtin_ia32_divps512_mask" | "__builtin_ia32_divpd512_mask"
| "__builtin_ia32_maxps512_mask" | "__builtin_ia32_maxpd512_mask"
| "__builtin_ia32_minps512_mask" | "__builtin_ia32_minpd512_mask" => {
let mut new_args = args.to_vec();
let last_arg = new_args.pop().expect("last arg");
let arg3_type = gcc_func.get_param_type(2);
let undefined = builder.current_func().new_local(None, arg3_type, "undefined_for_intrinsic").to_rvalue();
new_args.push(undefined);
let arg4_type = gcc_func.get_param_type(3);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
new_args.push(minus_one);
new_args.push(last_arg);
args = new_args.into();
},
"__builtin_ia32_vfmaddsubps512_mask" | "__builtin_ia32_vfmaddsubpd512_mask" => {
let mut new_args = args.to_vec();
let last_arg = new_args.pop().expect("last arg");
let arg4_type = gcc_func.get_param_type(3);
let minus_one = builder.context.new_rvalue_from_int(arg4_type, -1);
new_args.push(minus_one);
new_args.push(last_arg);
args = new_args.into();
},
"__builtin_ia32_cvtdq2ps512_mask" | "__builtin_ia32_cvtudq2ps512_mask"
| "__builtin_ia32_sqrtps512_mask" | "__builtin_ia32_sqrtpd512_mask" => {
let mut new_args = args.to_vec();
let last_arg = new_args.pop().expect("last arg");
let arg2_type = gcc_func.get_param_type(1);
let undefined = builder.current_func().new_local(None, arg2_type, "undefined_for_intrinsic").to_rvalue();
new_args.push(undefined);
let arg3_type = gcc_func.get_param_type(2);
let minus_one = builder.context.new_rvalue_from_int(arg3_type, -1);
new_args.push(minus_one);
new_args.push(last_arg);
args = new_args.into();
},
_ => (),
}
}