gcc/testsuite/gcc.target/arm/cmse/mainline/softfp-sp/cmse-8.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target arm_arch_v8m_main_ok } */
   3 /* { dg-add-options arm_arch_v8m_main } */
   4 /* { dg-skip-if "Do not combine float-abi= hard | soft | softfp" {*-*-*} {"-mfloat-abi=soft" -mfloat-abi=hard } {""} } */
   5 /* { dg-skip-if "Skip these if testing double precision" {*-*-*} {"-mfpu=fpv[4-5]-d16"} {""} } */
   6 /* { dg-options "-mcmse -mfloat-abi=softfp -mfpu=fpv5-sp-d16" }  */
   7
   8 int __attribute__ ((cmse_nonsecure_call)) (*bar) (double);
   9
  10 int
  11 foo (int a)
  12 {
  13   return bar (2.0) + a + 1;
  14 }
  15
  16 /* Checks for saving and clearing prior to function call.  */
  17 /* { dg-final { scan-assembler "lsrs\tr4, r4, #1" } } */
  18 /* { dg-final { scan-assembler "lsls\tr4, r4, #1" } } */
  19 /* { dg-final { scan-assembler-not "mov\tr0, r4" } } */
  20 /* { dg-final { scan-assembler-not "mov\tr1, r4" } } */
  21 /* { dg-final { scan-assembler "mov\tr2, r4" } } */
  22 /* { dg-final { scan-assembler "mov\tr3, r4" } } */
  23
  24 /* Now we check that we use the correct intrinsic to call.  */
  25 /* { dg-final { scan-assembler "bl\t__gnu_cmse_nonsecure_call" } } */