diff options
Diffstat (limited to 'toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106831.patch')
| -rw-r--r-- | toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106831.patch | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106831.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106831.patch deleted file mode 100644 index ad91d77366..0000000000 --- a/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106831.patch +++ /dev/null @@ -1,123 +0,0 @@ -2011-10-19 Andrew Stubbs <ams@codesourcery.com> - - Backport from FSF: - - 2011-10-18 Andrew Stubbs <ams@codesourcery.com> - - PR tree-optimization/50717 - - gcc/ - * tree-ssa-math-opts.c (is_widening_mult_p): Remove the 'type' - parameter. Calculate 'type' from stmt. - (convert_mult_to_widen): Update call the is_widening_mult_p. - (convert_plusminus_to_widen): Likewise. - - gcc/testsuite/ - * gcc.dg/pr50717-1.c: New file. - * gcc.target/arm/wmul-12.c: Correct types. - * gcc.target/arm/wmul-8.c: Correct types. - -=== added file 'gcc/testsuite/gcc.dg/pr50717-1.c' ---- old/gcc/testsuite/gcc.dg/pr50717-1.c 1970-01-01 00:00:00 +0000 -+++ new/gcc/testsuite/gcc.dg/pr50717-1.c 2011-10-19 14:42:50 +0000 -@@ -0,0 +1,26 @@ -+/* PR tree-optimization/50717 */ -+/* Ensure that widening multiply-and-accumulate is not used where integer -+ type promotion or users' casts should prevent it. */ -+ -+/* { dg-options "-O2 -fdump-tree-widening_mul" } */ -+ -+long long -+f (unsigned int a, char b, long long c) -+{ -+ return (a * b) + c; -+} -+ -+int -+g (short a, short b, int c) -+{ -+ return (short)(a * b) + c; -+} -+ -+int -+h (char a, char b, int c) -+{ -+ return (char)(a * b) + c; -+} -+ -+/* { dg-final { scan-tree-dump-times "WIDEN_MULT_PLUS_EXPR" 0 "widening_mul" } } */ -+/* { dg-final { cleanup-tree-dump "widening_mul" } } */ - -=== modified file 'gcc/testsuite/gcc.target/arm/wmul-12.c' ---- old/gcc/testsuite/gcc.target/arm/wmul-12.c 2011-07-22 15:46:42 +0000 -+++ new/gcc/testsuite/gcc.target/arm/wmul-12.c 2011-10-19 14:42:50 +0000 -@@ -4,8 +4,8 @@ - long long - foo (int *b, int *c) - { -- int tmp = *b * *c; -- return 10 + (long long)tmp; -+ long long tmp = (long long)*b * *c; -+ return 10 + tmp; - } - - /* { dg-final { scan-assembler "smlal" } } */ - -=== modified file 'gcc/testsuite/gcc.target/arm/wmul-8.c' ---- old/gcc/testsuite/gcc.target/arm/wmul-8.c 2011-07-15 14:16:54 +0000 -+++ new/gcc/testsuite/gcc.target/arm/wmul-8.c 2011-10-19 14:42:50 +0000 -@@ -4,7 +4,7 @@ - long long - foo (long long a, int *b, int *c) - { -- return a + *b * *c; -+ return a + (long long)*b * *c; - } - - /* { dg-final { scan-assembler "smlal" } } */ - -=== modified file 'gcc/tree-ssa-math-opts.c' ---- old/gcc/tree-ssa-math-opts.c 2011-09-08 20:11:43 +0000 -+++ new/gcc/tree-ssa-math-opts.c 2011-10-19 14:42:50 +0000 -@@ -1351,10 +1351,12 @@ - and *TYPE2_OUT would give the operands of the multiplication. */ - - static bool --is_widening_mult_p (tree type, gimple stmt, -+is_widening_mult_p (gimple stmt, - tree *type1_out, tree *rhs1_out, - tree *type2_out, tree *rhs2_out) - { -+ tree type = TREE_TYPE (gimple_assign_lhs (stmt)); -+ - if (TREE_CODE (type) != INTEGER_TYPE - && TREE_CODE (type) != FIXED_POINT_TYPE) - return false; -@@ -1416,7 +1418,7 @@ - if (TREE_CODE (type) != INTEGER_TYPE) - return false; - -- if (!is_widening_mult_p (type, stmt, &type1, &rhs1, &type2, &rhs2)) -+ if (!is_widening_mult_p (stmt, &type1, &rhs1, &type2, &rhs2)) - return false; - - to_mode = TYPE_MODE (type); -@@ -1592,7 +1594,7 @@ - if (code == PLUS_EXPR - && (rhs1_code == MULT_EXPR || rhs1_code == WIDEN_MULT_EXPR)) - { -- if (!is_widening_mult_p (type, rhs1_stmt, &type1, &mult_rhs1, -+ if (!is_widening_mult_p (rhs1_stmt, &type1, &mult_rhs1, - &type2, &mult_rhs2)) - return false; - add_rhs = rhs2; -@@ -1600,7 +1602,7 @@ - } - else if (rhs2_code == MULT_EXPR || rhs2_code == WIDEN_MULT_EXPR) - { -- if (!is_widening_mult_p (type, rhs2_stmt, &type1, &mult_rhs1, -+ if (!is_widening_mult_p (rhs2_stmt, &type1, &mult_rhs1, - &type2, &mult_rhs2)) - return false; - add_rhs = rhs1; - |