diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/nios2/cdx-loadstore.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/nios2/cdx-loadstore.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/nios2/cdx-loadstore.c b/gcc/testsuite/gcc.target/nios2/cdx-loadstore.c new file mode 100644 index 00000000000..f6a67b9df3e --- /dev/null +++ b/gcc/testsuite/gcc.target/nios2/cdx-loadstore.c @@ -0,0 +1,61 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -march=r2 -mcdx" } */ + +/* Check generation of R2 CDX load/store instructions. */ + +unsigned char ldb (unsigned char *p) +{ + return p[7]; +} + +unsigned short ldh (unsigned short *p) +{ + return p[7]; +} + +unsigned int ldw (unsigned int *p) +{ + return p[7]; +} + +void stb (unsigned char *p, unsigned char x) +{ + p[15] = x; +} + +void sth (unsigned short *p, unsigned short x) +{ + p[15] = x; +} + +void stw (unsigned int *p, unsigned int x) +{ + p[15] = x; +} + +void no_cdx_stb (unsigned char *p, unsigned char x) +{ + p[16] = x; +} + +void no_cdx_sth (unsigned short *p, unsigned short x) +{ + p[16] = x; +} + +void no_cdx_stw (unsigned int *p, unsigned int x) +{ + p[16] = x; +} + +/* { dg-final { scan-assembler "\tldbu\\.n\t.*, 7\\(.*\\)" } } */ +/* { dg-final { scan-assembler "\tldhu\\.n\t.*, 14\\(.*\\)" } } */ +/* { dg-final { scan-assembler "\tldw\\.n\t.*, 28\\(.*\\)" } } */ + +/* { dg-final { scan-assembler "\tstb\\.n\t.*, 15\\(.*\\)" } } */ +/* { dg-final { scan-assembler "\tsth\\.n\t.*, 30\\(.*\\)" } } */ +/* { dg-final { scan-assembler "\tstw\\.n\t.*, 60\\(.*\\)" } } */ + +/* { dg-final { scan-assembler "\tstb\t.*, 16\\(.*\\)" } } */ +/* { dg-final { scan-assembler "\tsth\t.*, 32\\(.*\\)" } } */ +/* { dg-final { scan-assembler "\tstw\t.*, 64\\(.*\\)" } } */ |