diff options
Diffstat (limited to 'toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106739.patch')
| -rw-r--r-- | toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106739.patch | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106739.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106739.patch new file mode 100644 index 0000000000..2c14ceb8cb --- /dev/null +++ b/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106739.patch @@ -0,0 +1,140 @@ +2011-05-02 Ira Rosen <ira.rosen@linaro.org> + + Backport from FSF: + + 2011-03-27 Ira Rosen <ira.rosen@linaro.org> + + gcc/ + * config/arm/arm.c (arm_autovectorize_vector_sizes): New function. + (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define. + + gcc/testsuite/ + * 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. + +=== modified file 'gcc/config/arm/arm.c' +--- old/gcc/config/arm/arm.c 2011-03-02 11:38:43 +0000 ++++ new/gcc/config/arm/arm.c 2011-04-28 11:46:58 +0000 +@@ -250,6 +250,7 @@ + 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. */ +@@ -395,6 +396,9 @@ + #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 +@@ -23511,6 +23515,12 @@ + } + } + ++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) + { + +=== modified file 'gcc/testsuite/gcc.dg/vect/no-vfa-pr29145.c' +--- old/gcc/testsuite/gcc.dg/vect/no-vfa-pr29145.c 2010-10-04 14:59:30 +0000 ++++ new/gcc/testsuite/gcc.dg/vect/no-vfa-pr29145.c 2011-04-28 11:46:58 +0000 +@@ -8,7 +8,7 @@ + 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 @@ + 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 @@ + 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]) + +=== modified file 'gcc/testsuite/gcc.dg/vect/slp-3.c' +--- old/gcc/testsuite/gcc.dg/vect/slp-3.c 2010-11-22 12:16:52 +0000 ++++ new/gcc/testsuite/gcc.dg/vect/slp-3.c 2011-04-28 11:46:58 +0000 +@@ -4,9 +4,9 @@ + #include <stdarg.h> + #include "tree-vect.h" + +-#define N 8 ++#define N 12 + +-unsigned short in[N*8] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63}; ++unsigned short in[N*8] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31}; + + int + main1 () +@@ -101,7 +101,7 @@ + } + + /* 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 @@ + } + + /* 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] + +=== modified file 'gcc/testsuite/gcc.dg/vect/vect-outer-5.c' +--- old/gcc/testsuite/gcc.dg/vect/vect-outer-5.c 2010-11-22 12:16:52 +0000 ++++ new/gcc/testsuite/gcc.dg/vect/vect-outer-5.c 2011-04-28 11:46:58 +0000 +@@ -17,7 +17,7 @@ + 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 @@ + s = 0; + for (j=0; j<N; j+=4) + s += C[j]; +- B[i+3] = B[i] + s; ++ B[i+1] = B[i] + s; + } + + /* check results: */ + |