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Add intrinsics.simd_x86__MM_SHUFFLE

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This commit is contained in:
gingerBill
2022-05-27 12:54:28 +01:00
parent 952f294bce
commit 432b2b19e9
2 changed files with 34 additions and 0 deletions
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28
src/check_builtin.cpp
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@@ -1033,6 +1033,34 @@ bool check_builtin_simd_operation(CheckerContext *c, Operand *operand, Ast *call
return true;
}
case BuiltinProc_simd_x86__MM_SHUFFLE:
{
Operand x[4] = {};
for (unsigned i = 0; i < 4; i++) {
check_expr(c, x+i, ce->args[i]); if (x[i].mode == Addressing_Invalid) return false;
}
u32 offsets[4] = {6, 4, 2, 0};
u32 result = 0;
for (unsigned i = 0; i < 4; i++) {
if (!is_type_integer(x[i].type) || x[i].mode != Addressing_Constant) {
gbString xs = type_to_string(x[i].type);
error(x[i].expr, "'%.*s' expected a constant integer", LIT(builtin_name), xs);
gb_string_free(xs);
return false;
}
i64 val = exact_value_to_i64(x[i].value);
if (val < 0 || val > 3) {
error(x[i].expr, "'%.*s' expected a constant integer in the range 0..<4, got %lld", LIT(builtin_name), cast(long long)val);
return false;
}
result |= cast(u32)(val) << offsets[i];
}
operand->type = t_untyped_integer;
operand->mode = Addressing_Constant;
operand->value = exact_value_i64(result);
}
default:
GB_PANIC("Unhandled simd intrinsic: %.*s", LIT(builtin_name));

6
src/checker_builtin_procs.hpp
View File

@@ -176,6 +176,10 @@ BuiltinProc__simd_begin,
BuiltinProc_simd_reverse,
BuiltinProc_simd_rotate_left,
BuiltinProc_simd_rotate_right,
// Platform specific SIMD intrinsics
BuiltinProc_simd_x86__MM_SHUFFLE,
BuiltinProc__simd_end,
// Platform specific intrinsics
@@ -460,6 +464,8 @@ gb_global BuiltinProc builtin_procs[BuiltinProc_COUNT] = {
{STR_LIT("simd_reverse"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics},
{STR_LIT("simd_rotate_left"), 2, false, Expr_Expr, BuiltinProcPkg_intrinsics},
{STR_LIT("simd_rotate_right"), 2, false, Expr_Expr, BuiltinProcPkg_intrinsics},
{STR_LIT("simd_x86__MM_SHUFFLE"), 4, false, Expr_Expr, BuiltinProcPkg_intrinsics},
{STR_LIT(""), 0, false, Expr_Stmt, BuiltinProcPkg_intrinsics},