diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/alpha/memcpy-nested-offset-long.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/alpha/memcpy-nested-offset-long.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/alpha/memcpy-nested-offset-long.c b/gcc/testsuite/gcc.target/alpha/memcpy-nested-offset-long.c new file mode 100644 index 0000000..631d14f --- /dev/null +++ b/gcc/testsuite/gcc.target/alpha/memcpy-nested-offset-long.c @@ -0,0 +1,76 @@ +/* { dg-do compile } */ +/* { dg-options "" } */ +/* { dg-skip-if "" { *-*-* } { "-O0" } } */ + +typedef unsigned int __attribute__ ((mode (DI))) int64_t; +typedef unsigned int __attribute__ ((mode (SI))) int32_t; + +typedef union + { + int32_t l[8]; + } +val; + +typedef struct + { + int32_t l[2]; + val v; + } +tre; + +typedef struct + { + int32_t l[3]; + tre t; + } +due; + +typedef struct + { + val v; + int64_t q; + int32_t l[2]; + due d; + } +uno; + +void +memcpy_nested_offset_long (uno *u) +{ + u->d.t.v = u->v; +} + +/* Expect assembly such as: + + ldq $4,0($16) + ldq $3,8($16) + ldq $2,16($16) + srl $4,32,$7 + ldq $1,24($16) + srl $3,32,$6 + stl $4,68($16) + srl $2,32,$5 + stl $7,72($16) + srl $1,32,$4 + stl $3,76($16) + stl $6,80($16) + stl $2,84($16) + stl $5,88($16) + stl $1,92($16) + stl $4,96($16) + + that is with four quadword loads at offsets 0, 8, 16, 24 each and + eight longword stores at offsets 68, 72, 76, 80, 84, 88, 92, 96 each. */ + +/* { dg-final { scan-assembler-times "\\sldq\\s\\\$\[0-9\]+,0\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sldq\\s\\\$\[0-9\]+,8\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sldq\\s\\\$\[0-9\]+,16\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sldq\\s\\\$\[0-9\]+,24\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sstl\\s\\\$\[0-9\]+,68\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sstl\\s\\\$\[0-9\]+,72\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sstl\\s\\\$\[0-9\]+,76\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sstl\\s\\\$\[0-9\]+,80\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sstl\\s\\\$\[0-9\]+,84\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sstl\\s\\\$\[0-9\]+,88\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sstl\\s\\\$\[0-9\]+,92\\\(\\\$16\\\)\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\sstl\\s\\\$\[0-9\]+,96\\\(\\\$16\\\)\\s" 1 } } */ |