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| author | Kyrylo Tkachov <kyrylo.tkachov@arm.com> | 2016-05-17 12:15:05 +0000 |
|---|---|---|
| committer | Kyrylo Tkachov <ktkachov@gcc.gnu.org> | 2016-05-17 12:15:05 +0000 |
| commit | d20faa6624d6871e7c8c909fe6b9b5be0d4cae9b (patch) | |
| tree | d24e7c95852a9c4949c9142c4096736725979b05 /gcc | |
| parent | 978357b05d9f64c3068d6e99d904e1eef21eb5b8 (diff) | |
| download | gcc-d20faa6624d6871e7c8c909fe6b9b5be0d4cae9b.zip gcc-d20faa6624d6871e7c8c909fe6b9b5be0d4cae9b.tar.gz gcc-d20faa6624d6871e7c8c909fe6b9b5be0d4cae9b.tar.bz2 | |
[AArch64] PR target/70809: Delete aarch64_vmls<mode> pattern
PR target/70809
* config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
* gcc.target/aarch64/pr70809_1.c: New test.
From-SVN: r236318
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/aarch64/aarch64-simd.md | 10 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/aarch64/pr70809_1.c | 18 |
4 files changed, 28 insertions, 10 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0d3e00f..3c6030d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/70809 + * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete. + 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com> * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete. diff --git a/gcc/config/aarch64/aarch64-simd.md b/gcc/config/aarch64/aarch64-simd.md index bd73bce..ded8bff 100644 --- a/gcc/config/aarch64/aarch64-simd.md +++ b/gcc/config/aarch64/aarch64-simd.md @@ -1919,16 +1919,6 @@ } ) -(define_insn "aarch64_vmls<mode>" - [(set (match_operand:VDQF 0 "register_operand" "=w") - (minus:VDQF (match_operand:VDQF 1 "register_operand" "0") - (mult:VDQF (match_operand:VDQF 2 "register_operand" "w") - (match_operand:VDQF 3 "register_operand" "w"))))] - "TARGET_SIMD" - "fmls\\t%0.<Vtype>, %2.<Vtype>, %3.<Vtype>" - [(set_attr "type" "neon_fp_mla_<Vetype>_scalar<q>")] -) - ;; FP Max/Min ;; Max/Min are introduced by idiom recognition by GCC's mid-end. An ;; expression like: diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 1f8a5a6..9f75baa 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + PR target/70809 + * gcc.target/aarch64/pr70809_1.c: New test. + +2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + * gcc.target/aarch64/cpu-diagnostics-1.c: Skip if -mcpu is overriden. * gcc.target/aarch64/cpu-diagnostics-2.c: Likewise. * gcc.target/aarch64/cpu-diagnostics-3.c: Likewise. diff --git a/gcc/testsuite/gcc.target/aarch64/pr70809_1.c b/gcc/testsuite/gcc.target/aarch64/pr70809_1.c new file mode 100644 index 0000000..df88c71 --- /dev/null +++ b/gcc/testsuite/gcc.target/aarch64/pr70809_1.c @@ -0,0 +1,18 @@ +/* PR target/70809. */ +/* { dg-do compile } */ +/* { dg-options "-O2 -ftree-vectorize -ffp-contract=off -mtune=xgene1" } */ + +/* Check that vector FMLS is not generated when contraction is disabled. */ + +void +foo (float *__restrict__ __attribute__ ((aligned (16))) a, + float *__restrict__ __attribute__ ((aligned (16))) x, + float *__restrict__ __attribute__ ((aligned (16))) y, + float *__restrict__ __attribute__ ((aligned (16))) z) +{ + unsigned i = 0; + for (i = 0; i < 256; i++) + a[i] = x[i] - (y[i] * z[i]); +} + +/* { dg-final { scan-assembler-not "fmls\tv.*" } } */ |