27 lines · c
1// REQUIRES: arm-registered-target2// RUN: %clang_cc1 -triple thumb %s -emit-llvm -o - | FileCheck %s3int t1() {4 static float k = 1.0f;5 // CHECK: flds s156 __asm__ volatile ("flds s15, %[k] \n" :: [k] "Uv" (k) : "s15");7 return 0;8}9 10// CHECK-LABEL: @even_reg_constraint_Te11int even_reg_constraint_Te(void) {12 int acc = 0;13 // CHECK: vaddv{{.*\^Te}}14 asm("vaddv.s8 %0, Q0"15 : "+Te" (acc));16 return acc;17}18 19// CHECK-LABEL: @odd_reg_constraint_To20int odd_reg_constraint_To(void) {21 int eacc = 0, oacc = 0;22 // CHECK: vaddlv{{.*\^To}}23 asm("vaddlv.s8 %0, %1, Q0"24 : "+Te" (eacc), "+To" (oacc));25 return oacc;26}27