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| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
| commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
| tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.target/arm/unaligned-memcpy-3.c | |
| parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
| download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip | |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/arm/unaligned-memcpy-3.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/arm/unaligned-memcpy-3.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/arm/unaligned-memcpy-3.c b/gcc-4.9/gcc/testsuite/gcc.target/arm/unaligned-memcpy-3.c new file mode 100644 index 000000000..d0b09bd48 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/arm/unaligned-memcpy-3.c @@ -0,0 +1,24 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target arm_unaligned } */ +/* { dg-options "-O2" } */ + +#include <string.h> + +char src[16] = {0}; + +void aligned_src (char *dest) +{ + memcpy (dest, src, 15); +} + +/* Expect a multi-word load for the main part of the copy, but subword + loads/stores for the remainder. */ + +/* { dg-final { scan-assembler-times "ldmia" 1 { target { ! { arm_prefer_ldrd_strd } } } } } */ +/* { dg-final { scan-assembler-times "ldrd" 1 { target { arm_prefer_ldrd_strd } } } } */ +/* { dg-final { scan-assembler-times "strd" 0 } } */ +/* { dg-final { scan-assembler-times "stm" 0 } } */ +/* { dg-final { scan-assembler-times "ldrh" 1 { target { ! { arm_prefer_ldrd_strd } } } } } */ +/* { dg-final { scan-assembler-times "strh" 1 } } */ +/* { dg-final { scan-assembler-times "ldrb" 1 { target { ! { arm_prefer_ldrd_strd } } } } } */ +/* { dg-final { scan-assembler-times "strb" 1 } } */ |