Erich Keane 5f0903e9be Reland Implement _ExtInt as an extended int type specifier.
I fixed the LLDB issue, so re-applying the patch.

This reverts commit a4b88c044980337bb14390be654fe76864aa60ec.
2020-04-17 10:45:48 -07:00

22 lines
632 B
Common Lisp

// RUN: %clang -cc1 -triple x86_64-linux-pc -O3 -disable-llvm-passes %s -emit-llvm -o - | FileCheck %s
void Shifts(_ExtInt(12) E, int i) {
E << 99;
// CHECK: shl i12 %{{.+}}, 3
77 << E;
// CHECK: %[[PROM:.+]] = zext i12 %{{.+}} to i32
// CHECK: %[[MASK:.+]] = and i32 %[[PROM]], 31
// CHECK: shl i32 77, %[[MASK]]
E << i;
// CHECK: %[[PROM:.+]] = trunc i32 %{{.+}} to i12
// CHECK: %[[MASK:.+]] = urem i12 %[[PROM]], 12
// CHECK: shl i12 %{{.+}}, %[[MASK]]
i << E;
// CHECK: %[[PROM:.+]] = zext i12 %{{.+}} to i32
// CHECK: %[[MASK:.+]] = and i32 %[[PROM]], 31
// CHECK: shl i32 %{{.+}}, %[[MASK]]
}