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Added tag current for changeset 31d058e83c98
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sat, 14 Oct 2023 10:13:55 +0900
parents c4bab56944e8
children
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// RUN: %clang_cc1 -triple x86_64-linux-pc -O3 -disable-llvm-passes %s -emit-llvm -o - | FileCheck %s

void Shifts(_BitInt(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]]
}