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From: Kewen Lin <linkw@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc r11-10549] rs6000/test: Adjust some test cases on partial vector [PR96373] Date: Mon, 27 Feb 2023 02:57:03 +0000 (GMT) [thread overview] Message-ID: <20230227025703.58CB93858D1E@sourceware.org> (raw) https://gcc.gnu.org/g:cf3d95cce379f3260ad27264de0398e2ed1db2ea commit r11-10549-gcf3d95cce379f3260ad27264de0398e2ed1db2ea Author: Kewen Lin <linkw@linux.ibm.com> Date: Mon Feb 13 20:03:26 2023 -0600 rs6000/test: Adjust some test cases on partial vector [PR96373] As Richard pointed out in [1] and the testing on Power10, the proposed fix for PR96373 requires some updates on a few rs6000 test cases which adopt partial vector. This patch is to fix all of them with one extra option "-fno-trapping-math" as Richard suggested. Besides, the original test case also failed on Power10 without Richard's proposed fix, this patch adds it together for a bit better testing coverage. [1] https://gcc.gnu.org/pipermail/gcc-patches/2023-January/610728.html PR target/96373 gcc/testsuite/ChangeLog: * gcc.target/powerpc/p9-vec-length-epil-1.c: Add -fno-trapping-math. * gcc.target/powerpc/p9-vec-length-epil-2.c: Likewise. * gcc.target/powerpc/p9-vec-length-epil-3.c: Likewise. * gcc.target/powerpc/p9-vec-length-epil-4.c: Likewise. * gcc.target/powerpc/p9-vec-length-epil-5.c: Likewise. * gcc.target/powerpc/p9-vec-length-epil-6.c: Likewise. * gcc.target/powerpc/p9-vec-length-epil-8.c: Likewise. * gcc.target/powerpc/p9-vec-length-full-1.c: Likewise. * gcc.target/powerpc/p9-vec-length-full-2.c: Likewise. * gcc.target/powerpc/p9-vec-length-full-3.c: Likewise. * gcc.target/powerpc/p9-vec-length-full-4.c: Likewise. * gcc.target/powerpc/p9-vec-length-full-5.c: Likewise. * gcc.target/powerpc/p9-vec-length-full-6.c: Likewise. * gcc.target/powerpc/p9-vec-length-full-8.c: Likewise. * gcc.target/powerpc/pr96373.c: New test. (cherry picked from commit 4f5a1198065dc078f8099db628da7b06a2666f34) Diff: --- .../gcc.target/powerpc/p9-vec-length-epil-1.c | 2 +- .../gcc.target/powerpc/p9-vec-length-epil-2.c | 2 +- .../gcc.target/powerpc/p9-vec-length-epil-3.c | 2 +- .../gcc.target/powerpc/p9-vec-length-epil-4.c | 2 +- .../gcc.target/powerpc/p9-vec-length-epil-5.c | 2 +- .../gcc.target/powerpc/p9-vec-length-epil-6.c | 2 +- .../gcc.target/powerpc/p9-vec-length-epil-8.c | 2 +- .../gcc.target/powerpc/p9-vec-length-full-1.c | 2 +- .../gcc.target/powerpc/p9-vec-length-full-2.c | 2 +- .../gcc.target/powerpc/p9-vec-length-full-3.c | 2 +- .../gcc.target/powerpc/p9-vec-length-full-4.c | 2 +- .../gcc.target/powerpc/p9-vec-length-full-5.c | 2 +- .../gcc.target/powerpc/p9-vec-length-full-6.c | 2 +- .../gcc.target/powerpc/p9-vec-length-full-8.c | 2 +- gcc/testsuite/gcc.target/powerpc/pr96373.c | 31 ++++++++++++++++++++++ 15 files changed, 45 insertions(+), 14 deletions(-) diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-1.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-1.c index d248f091b52..dfcc0e95320 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-1.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-1.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=1" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-2.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-2.c index 9f78a447ec7..e63f1bf2372 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-2.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-2.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=1" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-3.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-3.c index a08797fcbca..4a99e3a3265 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-3.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-3.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=1" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-4.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-4.c index ad051fb1cef..9fbee6a4324 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-4.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-4.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=1" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-5.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-5.c index a24c30feeba..d023a998c3b 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-5.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-5.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=1" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-6.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-6.c index 4eaeb3b005f..dbce90757e3 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-6.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-6.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=1" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-8.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-8.c index 961df0d5646..b7b01fc14d8 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-8.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-epil-8.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=1" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-1.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-1.c index 3336752edbb..f01f1c54fa5 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-1.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-1.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=2" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-2.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-2.c index 98abf8b33b1..f546e97fa7d 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-2.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-2.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=2" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-3.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-3.c index 0881d1a960a..65142b3fecd 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-3.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-3.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=2" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-4.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-4.c index 8ce3dc19a60..a4cc7aafaeb 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-4.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-4.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=2" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-5.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-5.c index f9f58ba11f5..4b0b9070c84 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-5.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-5.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=2" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-6.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-6.c index 5d2357aabfa..65ddf2b098a 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-6.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-6.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=2" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-8.c b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-8.c index 1fc2af1e753..7fe0dd00431 100644 --- a/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-8.c +++ b/gcc/testsuite/gcc.target/powerpc/p9-vec-length-full-8.c @@ -1,5 +1,5 @@ /* { dg-do compile { target { lp64 && powerpc_p9vector_ok } } } */ -/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-options "-mdejagnu-cpu=power9 -O2 -ftree-vectorize -fno-vect-cost-model -fno-unroll-loops -fno-trapping-math" } */ /* { dg-additional-options "--param=vect-partial-vector-usage=2" } */ diff --git a/gcc/testsuite/gcc.target/powerpc/pr96373.c b/gcc/testsuite/gcc.target/powerpc/pr96373.c new file mode 100644 index 00000000000..f0471b6f68b --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/pr96373.c @@ -0,0 +1,31 @@ +/* { dg-do run { target { powerpc*-*-linux* } } } */ +/* { dg-options "-O2 -ftree-vectorize" } */ + +/* Verify it can run successfully, especially on Power10 and later. */ + +#define _GNU_SOURCE +#include <fenv.h> + +__attribute__ ((noipa)) void +div (double *d, double *s, int n) +{ + for (; n; n--, d++, s++) + *d = *d / *s; +} + +int main() +{ + double d[] = {1,2,3,4,5,6,7,8,9,10,11}; + double s[] = {11,10,9,8,7,6,5,4,3,2,1}; + + feenableexcept(FE_DIVBYZERO|FE_INVALID); + div(d, s, 11); + + int i; + for (i = 0; i < 11; i++) + __builtin_printf(" %f", d[i]); + + __builtin_printf("\n"); + + return 0; +}
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