From 432b2b19e9b3a79e7ee5fecbf981d794e9d022cc Mon Sep 17 00:00:00 2001 From: gingerBill Date: Fri, 27 May 2022 12:54:28 +0100 Subject: Add `intrinsics.simd_x86__MM_SHUFFLE` --- src/check_builtin.cpp | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) (limited to 'src/check_builtin.cpp') diff --git a/src/check_builtin.cpp b/src/check_builtin.cpp index ecaba8b49..e93e63d4d 100644 --- a/src/check_builtin.cpp +++ b/src/check_builtin.cpp @@ -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)); -- cgit v1.2.3