diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/arm/negdi-3.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/arm/negdi-3.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/arm/negdi-3.c b/gcc-4.9/gcc/testsuite/gcc.target/arm/negdi-3.c new file mode 100644 index 000000000..76ddf49fc --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/arm/negdi-3.c @@ -0,0 +1,17 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target arm32 } */ +/* { dg-options "-O2" } */ + +signed long long negdi_zero_extendsidi (unsigned int x) +{ + return -((signed long long) x); +} +/* +Expected output: + rsbs r0, r0, #0 + sbc r1, r1, r1 +*/ +/* { dg-final { scan-assembler-times "rsb" 1 } } */ +/* { dg-final { scan-assembler-times "sbc" 1 } } */ +/* { dg-final { scan-assembler-times "mov" 0 } } */ +/* { dg-final { scan-assembler-times "rsc" 0 } } */ |