diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/arm/scd42-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/arm/scd42-2.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/arm/scd42-2.c b/gcc/testsuite/gcc.target/arm/scd42-2.c new file mode 100644 index 000000000..0c372983a --- /dev/null +++ b/gcc/testsuite/gcc.target/arm/scd42-2.c @@ -0,0 +1,18 @@ +/* Verify that mov is preferred on XScale for loading a 2 byte constant. */ +/* { dg-do compile } */ +/* { dg-options "-mcpu=xscale -O" } */ +/* { dg-skip-if "Test is specific to the Xscale" { arm*-*-* } { "-march=*" } { "-march=xscale" } } */ +/* { dg-require-effective-target arm32 } */ + +unsigned load2(void) __attribute__ ((naked)); +unsigned load2(void) +{ + /* Best code would be: + mov r0, =272 + add r0, r0, =1 + mov pc, lr */ + + return 273; +} + +/* { dg-final { scan-assembler "mov\[ ].*272" } } */ |