From 69d523395b0da6fe5e9178cbe96e57356f32980b Mon Sep 17 00:00:00 2001 From: Ira Rosen Date: Sun, 27 Mar 2011 08:59:10 +0000 Subject: [PATCH] arm.c (arm_autovectorize_vector_sizes): New function. * config/arm/arm.c (arm_autovectorize_vector_sizes): New function. (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define. From-SVN: r171569 --- gcc/ChangeLog | 6 ++++++ gcc/config/arm/arm.c | 10 ++++++++++ gcc/testsuite/ChangeLog | 7 +++++++ gcc/testsuite/gcc.dg/vect/no-vfa-pr29145.c | 8 ++++---- gcc/testsuite/gcc.dg/vect/slp-3.c | 4 ++-- gcc/testsuite/gcc.dg/vect/vect-outer-5.c | 4 ++-- 6 files changed, 31 insertions(+), 8 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 54dfbe8c705..ec394f2e231 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2011-03-27 Ira Rosen + + * config/arm/arm.c (arm_autovectorize_vector_sizes): New + function. + (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define. + 2011-03-26 Eric Botcazou * basic-block.h (fixup_abnormal_edges): Adjust prototype. diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c index 59ab92630fd..de9e6f9cd25 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -252,6 +252,7 @@ static bool arm_builtin_support_vector_misalignment (enum machine_mode mode, bool is_packed); static void arm_conditional_register_usage (void); static reg_class_t arm_preferred_rename_class (reg_class_t rclass); +static unsigned int arm_autovectorize_vector_sizes (void); /* Table of machine attributes. */ @@ -404,6 +405,9 @@ static const struct default_options arm_option_optimization_table[] = #define TARGET_VECTOR_MODE_SUPPORTED_P arm_vector_mode_supported_p #undef TARGET_VECTORIZE_PREFERRED_SIMD_MODE #define TARGET_VECTORIZE_PREFERRED_SIMD_MODE arm_preferred_simd_mode +#undef TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES +#define TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES \ + arm_autovectorize_vector_sizes #undef TARGET_MACHINE_DEPENDENT_REORG #define TARGET_MACHINE_DEPENDENT_REORG arm_reorg @@ -23528,6 +23532,12 @@ arm_expand_sync (enum machine_mode mode, } } +static unsigned int +arm_autovectorize_vector_sizes (void) +{ + return TARGET_NEON_VECTORIZE_QUAD ? 16 | 8 : 0; +} + static bool arm_vector_alignment_reachable (const_tree type, bool is_packed) { diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 7b6dfa3285a..df0ab831bc8 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,10 @@ +2011-03-27 Ira Rosen + + * gcc.dg/vect/vect-outer-5.c: Reduce the distance between data + accesses to preserve the meaning of the test for doubleword vectors. + * gcc.dg/vect/no-vfa-pr29145.c: Likewise. + * gcc.dg/vect/slp-3.c: Reduce the loop bound for the same reason. + 2011-03-26 Janus Weil PR fortran/48291 diff --git a/gcc/testsuite/gcc.dg/vect/no-vfa-pr29145.c b/gcc/testsuite/gcc.dg/vect/no-vfa-pr29145.c index 954474eb925..507ac25c477 100644 --- a/gcc/testsuite/gcc.dg/vect/no-vfa-pr29145.c +++ b/gcc/testsuite/gcc.dg/vect/no-vfa-pr29145.c @@ -8,7 +8,7 @@ __attribute__ ((noinline)) void with_restrict(int * __restrict p) { int i; - int *q = p - 2; + int *q = p - 1; for (i = 0; i < 1000; ++i) { p[i] = q[i]; @@ -19,7 +19,7 @@ __attribute__ ((noinline)) void without_restrict(int * p) { int i; - int *q = p - 2; + int *q = p - 1; for (i = 0; i < 1000; ++i) { p[i] = q[i]; @@ -38,8 +38,8 @@ int main(void) a[i] = b[i] = i; } - with_restrict(a + 2); - without_restrict(b + 2); + with_restrict(a + 1); + without_restrict(b + 1); for (i = 0; i < 1002; ++i) { if (a[i] != b[i]) diff --git a/gcc/testsuite/gcc.dg/vect/slp-3.c b/gcc/testsuite/gcc.dg/vect/slp-3.c index 8c99b01e8e4..1413936f706 100644 --- a/gcc/testsuite/gcc.dg/vect/slp-3.c +++ b/gcc/testsuite/gcc.dg/vect/slp-3.c @@ -101,7 +101,7 @@ main1 () } /* SLP with unrolling by 8. */ - for (i = 0; i < N/2; i++) + for (i = 0; i < N/4; i++) { out[i*9] = in[i*9]; out[i*9 + 1] = in[i*9 + 1]; @@ -115,7 +115,7 @@ main1 () } /* check results: */ - for (i = 0; i < N/2; i++) + for (i = 0; i < N/4; i++) { if (out[i*9] != in[i*9] || out[i*9 + 1] != in[i*9 + 1] diff --git a/gcc/testsuite/gcc.dg/vect/vect-outer-5.c b/gcc/testsuite/gcc.dg/vect/vect-outer-5.c index f5027d626cc..05ed39a3da2 100644 --- a/gcc/testsuite/gcc.dg/vect/vect-outer-5.c +++ b/gcc/testsuite/gcc.dg/vect/vect-outer-5.c @@ -17,7 +17,7 @@ int main1 () float B[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); float C[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); float D[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); - float E[4] = {0,1,2,480}; + float E[4] = {0,480,960,1440}; float s; int i, j; @@ -55,7 +55,7 @@ int main1 () s = 0; for (j=0; j