diff options
| author | wschmidt <wschmidt@138bc75d-0d04-0410-961f-82ee72b054a4> | 2019-10-07 20:50:05 +0000 |
|---|---|---|
| committer | wschmidt <wschmidt@138bc75d-0d04-0410-961f-82ee72b054a4> | 2019-10-07 20:50:05 +0000 |
| commit | fce16279021101f3295b785f0ed8c7d0d2087fc3 (patch) | |
| tree | 1ff78febe1e300d274107c326b3b5b5d4c7d7d8a | |
| parent | 8cdc4ea3d4c947665f58e85fcb45856c113ff5d2 (diff) | |
[gcc]
2019-10-07 Bill Schmidt <wschmidt@linux.ibm.com>
Backport from mainline
2019-10-01 Bill Schmidt <wschmidt@linux.ibm.com>
PR target/91275
* config/rs6000/rs6000.c (rtx_is_swappable_p): Don't swap
vpmsumd.
[gcc/testsuite]
2019-10-07 Bill Schmidt <wschmidt@linux.ibm.com>
Backport from mainline
2019-10-01 Bill Schmidt <wschmdit@linux.ibm.com>
PR target/91275
* gcc.target/powerpc/pr91275.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@276678 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.c | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/powerpc/pr91275.c | 21 |
4 files changed, 43 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 94bc2305576..0c20c87f20a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2019-10-07 Bill Schmidt <wschmidt@linux.ibm.com> + + Backport from mainline + 2019-10-01 Bill Schmidt <wschmidt@linux.ibm.com> + + PR target/91275 + * config/rs6000/rs6000.c (rtx_is_swappable_p): Don't swap + vpmsumd. + 2019-10-01 Oleg Endo <olegendo@gcc.gnu.org> Backport from mainline diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 7a374cfd58c..b6e62a2f65d 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -42005,6 +42005,11 @@ rtx_is_swappable_p (rtx op, unsigned int *special) case UNSPEC_REDUC_PLUS: case UNSPEC_REDUC: return 1; + case UNSPEC_VPMSUM: + /* vpmsumd is not swappable, but vpmsum[bhw] are. */ + if (GET_MODE (op) == V2DImode) + return 0; + break; } } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 7a748e6406a..8287648d245 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,11 @@ +2019-10-07 Bill Schmidt <wschmidt@linux.ibm.com> + + Backport from mainline + 2019-10-01 Bill Schmidt <wschmdit@linux.ibm.com> + + PR target/91275 + * gcc.target/powerpc/pr91275.c: New. + 2019-09-28 Iain Sandoe <iain@sandoe.co.uk> PR target/82920 diff --git a/gcc/testsuite/gcc.target/powerpc/pr91275.c b/gcc/testsuite/gcc.target/powerpc/pr91275.c new file mode 100644 index 00000000000..b23d75be29b --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/pr91275.c @@ -0,0 +1,21 @@ +/* Test that we generate vpmsumd correctly without a swap error. */ + +/* { dg-do run { target { p8vector_hw } } } */ +/* { dg-options "-O2 -std=gnu11" } */ + +#include <altivec.h> + +int main() { + + const unsigned long long r0l = 0x8e7dfceac070e3a0; + vector unsigned long long r0 = (vector unsigned long long) {r0l, 0}, v; + const vector unsigned long long pd + = (vector unsigned long) {0xc2LLU << 56, 0}; + + v = __builtin_crypto_vpmsumd ((vector unsigned long long) {r0[0], 0}, pd); + + if (v[0] != 0x4000000000000000 || v[1] != 0x65bd7ab605a4a8ff) + __builtin_abort (); + + return 0; +} |