| Message ID | 47b9ef15-0dea-7093-2320-b8f904069e0a@arm.com |
|---|---|
| State | New |
| Headers | show |
| Series | [Arm] : MVE: Add mve vec_duplicate pattern | expand |
> -----Original Message----- > From: Andre Vieira (lists) <andre.simoesdiasvieira@arm.com> > Sent: 15 April 2020 08:43 > To: gcc-patches@gcc.gnu.org > Cc: Kyrylo Tkachov <Kyrylo.Tkachov@arm.com> > Subject: [PATCH][GCC][Arm]: MVE: Add mve vec_duplicate pattern > > Hi, > > This patch fixes an ICE we were seeing due to a missing vec_duplicate > pattern. > > Regression tested on arm-none-eabi. > > Is this OK for trunk? Ok. Thanks, Kyrill > > gcc/ChangeLog: > 2020-04-15 Andre Vieira <andre.simoesdiasvieira@arm.com> > > * config/arm/mve.md (mve_vec_duplicate<mode>): New pattern. > (V_sz_elem2): Remove unused mode attribute. > > gcc/testsuite/ChangeLog: > 2020-04-15 Andre Vieira <andre.simoesdiasvieira@arm.com> > Srinath Parvathaneni <srinath.parvathaneni@arm.com> > > * gcc.target/arm/mve/intrinsics/mve_vec_duplicate.c: New test.
diff --git a/gcc/config/arm/mve.md b/gcc/config/arm/mve.md index c49c14c4240838ce086f424f58726e2e94cf190e..047b4769a28daebdc0175804c578a0d11830a291 100644 --- a/gcc/config/arm/mve.md +++ b/gcc/config/arm/mve.md @@ -17,8 +17,6 @@ ;; along with GCC; see the file COPYING3. If not see ;; <http://www.gnu.org/licenses/>. -(define_mode_attr V_sz_elem2 [(V16QI "s8") (V8HI "u16") (V4SI "u32") - (V2DI "u64")]) (define_mode_iterator MVE_types [V16QI V8HI V4SI V2DI TI V8HF V4SF V2DF]) (define_mode_iterator MVE_VLD_ST [V16QI V8HI V4SI V8HF V4SF]) (define_mode_iterator MVE_0 [V8HF V4SF]) @@ -11301,3 +11299,10 @@ (define_insn "mve_vshlcq_m_<supf><mode>" "vpst\;vshlct\t%q0, %1, %4" [(set_attr "type" "mve_move") (set_attr "length" "8")]) + +(define_insn "*mve_vec_duplicate<mode>" + [(set (match_operand:MVE_VLD_ST 0 "s_register_operand" "=w") + (vec_duplicate:MVE_VLD_ST (match_operand:<V_elem> 1 "general_operand" "r")))] + "TARGET_HAVE_MVE || TARGET_HAVE_MVE_FLOAT" + "vdup.<V_sz_elem>\t%q0, %1" + [(set_attr "type" "mve_move")]) diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/mve_vec_duplicate.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/mve_vec_duplicate.c new file mode 100644 index 0000000000000000000000000000000000000000..eda836151b3a16eb54ddebabf185be3cd8980acc --- /dev/null +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/mve_vec_duplicate.c @@ -0,0 +1,13 @@ +/* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */ +/* { dg-add-options arm_v8_1m_mve_fp } */ +/* { dg-additional-options "-O2" } */ + +#include "arm_mve.h" + +float32x4_t a; + +void foo (void) +{ + a = 1.41176471f - 0.47058824f * a; +} +