diff options
Diffstat (limited to 'toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106738.patch')
| -rw-r--r-- | toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106738.patch | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106738.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106738.patch deleted file mode 100644 index 3dde3b29a1..0000000000 --- a/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106738.patch +++ /dev/null @@ -1,177 +0,0 @@ -2011-04-27 Ira Rosen <ira.rosen@linaro.org> - - Backport from FSF: - - 2011-04-03 Richard Guenther <rguenther@suse.de> - Ira Rosen <ira.rosen@linaro.org> - - gcc/ - * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all - non-variable offsets and compare the remaining bases of the two - accesses instead of looking for exact same data-ref. - - gcc/testsuite/ - * gcc.dg/vect/if-cvt-stores-vect-ifcvt-18.c: New test. - * gcc.dg/vect/vect.exp: Run if-cvt-stores-vect* tests with - -ftree-loop-if-convert-stores. - -=== added file 'gcc/testsuite/gcc.dg/vect/if-cvt-stores-vect-ifcvt-18.c' ---- old/gcc/testsuite/gcc.dg/vect/if-cvt-stores-vect-ifcvt-18.c 1970-01-01 00:00:00 +0000 -+++ new/gcc/testsuite/gcc.dg/vect/if-cvt-stores-vect-ifcvt-18.c 2011-04-24 07:45:49 +0000 -@@ -0,0 +1,69 @@ -+/* { dg-require-effective-target vect_int } */ -+ -+#include <stdarg.h> -+#include "tree-vect.h" -+ -+#define N 50 -+ -+typedef struct { -+ short a; -+ short b; -+} data; -+ -+data in1[N], in2[N], out[N]; -+short result[N*2] = {10,-7,11,-6,12,-5,13,-4,14,-3,15,-2,16,-1,17,0,18,1,19,2,20,3,21,4,22,5,23,6,24,7,25,8,26,9,27,10,28,11,29,12,30,13,31,14,32,15,33,16,34,17,35,18,36,19,37,20,38,21,39,22,40,23,41,24,42,25,43,26,44,27,45,28,46,29,47,30,48,31,49,32,50,33,51,34,52,35,53,36,54,37,55,38,56,39,57,40,58,41,59,42}; -+short out1[N], out2[N]; -+ -+__attribute__ ((noinline)) void -+foo () -+{ -+ int i; -+ short c, d; -+ -+ for (i = 0; i < N; i++) -+ { -+ c = in1[i].b; -+ d = in2[i].b; -+ -+ if (c >= d) -+ { -+ out[i].b = in1[i].a; -+ out[i].a = d + 5; -+ } -+ else -+ { -+ out[i].b = d - 12; -+ out[i].a = in2[i].a + d; -+ } -+ } -+} -+ -+int -+main (void) -+{ -+ int i; -+ -+ check_vect (); -+ -+ for (i = 0; i < N; i++) -+ { -+ in1[i].a = i; -+ in1[i].b = i + 2; -+ in2[i].a = 5; -+ in2[i].b = i + 5; -+ __asm__ volatile (""); -+ } -+ -+ foo (); -+ -+ for (i = 0; i < N; i++) -+ { -+ if (out[i].a != result[2*i] || out[i].b != result[2*i+1]) -+ abort (); -+ } -+ -+ return 0; -+} -+ -+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { vect_no_align || {! vect_strided } } } } } */ -+/* { dg-final { cleanup-tree-dump "vect" } } */ - -=== modified file 'gcc/testsuite/gcc.dg/vect/vect.exp' ---- old/gcc/testsuite/gcc.dg/vect/vect.exp 2010-11-22 21:49:19 +0000 -+++ new/gcc/testsuite/gcc.dg/vect/vect.exp 2011-04-24 07:45:49 +0000 -@@ -210,6 +210,12 @@ - dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/ggc-*.\[cS\]]] \ - "" $DEFAULT_VECTCFLAGS - -+# -ftree-loop-if-convert-stores -+set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS -+lappend DEFAULT_VECTCFLAGS "-ftree-loop-if-convert-stores" -+dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/if-cvt-stores-vect-*.\[cS\]]] \ -+ "" $DEFAULT_VECTCFLAGS -+ - # With -O3. - # Don't allow IPA cloning, because it throws our counts out of whack. - set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS - -=== modified file 'gcc/tree-if-conv.c' ---- old/gcc/tree-if-conv.c 2011-02-23 16:49:52 +0000 -+++ new/gcc/tree-if-conv.c 2011-04-24 07:45:49 +0000 -@@ -464,8 +464,8 @@ - /* Returns true when the memory references of STMT are read or written - unconditionally. In other words, this function returns true when - for every data reference A in STMT there exist other accesses to -- the same data reference with predicates that add up (OR-up) to the -- true predicate: this ensures that the data reference A is touched -+ a data reference with the same base with predicates that add up (OR-up) to -+ the true predicate: this ensures that the data reference A is touched - (read or written) on every iteration of the if-converted loop. */ - - static bool -@@ -489,21 +489,38 @@ - continue; - - for (j = 0; VEC_iterate (data_reference_p, drs, j, b); j++) -- if (DR_STMT (b) != stmt -- && same_data_refs (a, b)) -- { -- tree cb = bb_predicate (gimple_bb (DR_STMT (b))); -- -- if (DR_RW_UNCONDITIONALLY (b) == 1 -- || is_true_predicate (cb) -- || is_true_predicate (ca = fold_or_predicates (EXPR_LOCATION (cb), -- ca, cb))) -- { -- DR_RW_UNCONDITIONALLY (a) = 1; -- DR_RW_UNCONDITIONALLY (b) = 1; -- found = true; -- break; -- } -+ { -+ tree ref_base_a = DR_REF (a); -+ tree ref_base_b = DR_REF (b); -+ -+ if (DR_STMT (b) == stmt) -+ continue; -+ -+ while (TREE_CODE (ref_base_a) == COMPONENT_REF -+ || TREE_CODE (ref_base_a) == IMAGPART_EXPR -+ || TREE_CODE (ref_base_a) == REALPART_EXPR) -+ ref_base_a = TREE_OPERAND (ref_base_a, 0); -+ -+ while (TREE_CODE (ref_base_b) == COMPONENT_REF -+ || TREE_CODE (ref_base_b) == IMAGPART_EXPR -+ || TREE_CODE (ref_base_b) == REALPART_EXPR) -+ ref_base_b = TREE_OPERAND (ref_base_b, 0); -+ -+ if (!operand_equal_p (ref_base_a, ref_base_b, 0)) -+ { -+ tree cb = bb_predicate (gimple_bb (DR_STMT (b))); -+ -+ if (DR_RW_UNCONDITIONALLY (b) == 1 -+ || is_true_predicate (cb) -+ || is_true_predicate (ca -+ = fold_or_predicates (EXPR_LOCATION (cb), ca, cb))) -+ { -+ DR_RW_UNCONDITIONALLY (a) = 1; -+ DR_RW_UNCONDITIONALLY (b) = 1; -+ found = true; -+ break; -+ } -+ } - } - - if (!found) - |