clang/test/CodeGenOpenCL/ext-int-shift.cl

   1 // RUN: %clang_cc1 -triple x86_64-linux-pc -O3 -disable-llvm-passes %s -emit-llvm -o - | FileCheck %s
   2
   3 void Shifts(_BitInt(12) E, int i) {
   4   E << 99;
   5   // CHECK: shl i12 %{{.+}}, 3
   6
   7   77 << E;
   8   // CHECK: %[[PROM:.+]] = zext i12 %{{.+}} to i32
   9   // CHECK: %[[MASK:.+]] = and i32 %[[PROM]], 31
  10   // CHECK: shl i32 77, %[[MASK]]
  11
  12   E << i;
  13   // CHECK: %[[PROM:.+]] = trunc i32 %{{.+}} to i12
  14   // CHECK: %[[MASK:.+]] = urem i12 %[[PROM]], 12
  15   // CHECK: shl i12 %{{.+}}, %[[MASK]]
  16
  17   i << E;
  18   // CHECK: %[[PROM:.+]] = zext i12 %{{.+}} to i32
  19   // CHECK: %[[MASK:.+]] = and i32 %[[PROM]], 31
  20   // CHECK: shl i32 %{{.+}}, %[[MASK]]
  21 }