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| author | Uros Bizjak <ubizjak@gmail.com> | 2024-10-12 10:04:03 +0200 |
|---|---|---|
| committer | Uros Bizjak <ubizjak@gmail.com> | 2024-10-12 10:07:02 +0200 |
| commit | a564261245ad3002d53916e017b85939ace816a6 (patch) | |
| tree | 59193693df8fc34b98f9e8040d54b7bbf3c28e15 /gcc | |
| parent | 2a865ad31997a9c7ac6768f39ac87232dfda97d0 (diff) | |
| download | gcc-a564261245ad3002d53916e017b85939ace816a6.zip gcc-a564261245ad3002d53916e017b85939ace816a6.tar.gz gcc-a564261245ad3002d53916e017b85939ace816a6.tar.bz2 | |
testsuite/i386: Add vector sat_sub testcases [PR112600]
PR middle-end/112600
gcc/testsuite/ChangeLog:
* gcc.target/i386/pr112600-4a.c: New test.
* gcc.target/i386/pr112600-4b.c: New test.
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr112600-4a.c | 25 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr112600-4b.c | 25 |
2 files changed, 50 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr112600-4a.c b/gcc/testsuite/gcc.target/i386/pr112600-4a.c new file mode 100644 index 0000000..89c5ea6 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr112600-4a.c @@ -0,0 +1,25 @@ +/* PR middle-end/112600 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -ftree-vectorize -msse2" } */ + +#define MIN -128 +#define MAX 127 + +typedef char T; +typedef unsigned char UT; + +void foo (T *out, T *op_1, T *op_2, int n) +{ + int i; + + for (i = 0; i < n; i++) + { + T x = op_1[i]; + T y = op_2[i]; + T dif = (UT) x - (UT) y; + + out[i] = (x ^ y) >= 0 ? dif : (dif ^ x) >= 0 ? dif : x < 0 ? MIN : MAX; + } +} + +/* { dg-final { scan-assembler "psubsb" } } */ diff --git a/gcc/testsuite/gcc.target/i386/pr112600-4b.c b/gcc/testsuite/gcc.target/i386/pr112600-4b.c new file mode 100644 index 0000000..0864484 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr112600-4b.c @@ -0,0 +1,25 @@ +/* PR middle-end/112600 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -ftree-vectorize -msse2" } */ + +#define MIN -32768 +#define MAX 32767 + +typedef short T; +typedef unsigned short UT; + +void foo (T *out, T *op_1, T *op_2, int n) +{ + int i; + + for (i = 0; i < n; i++) + { + T x = op_1[i]; + T y = op_2[i]; + T dif = (UT) x - (UT) y; + + out[i] = (x ^ y) >= 0 ? dif : (dif ^ x) >= 0 ? dif : x < 0 ? MIN : MAX; + } +} + +/* { dg-final { scan-assembler "psubsw" } } */ |