diff options
Diffstat (limited to 'toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99444.patch')
-rw-r--r-- | toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99444.patch | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99444.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99444.patch deleted file mode 100644 index 80eebeec0c..0000000000 --- a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99444.patch +++ /dev/null @@ -1,183 +0,0 @@ -2010-12-02 Bernd Schmidt <bernds@codesourcery.com> - - Issue #10089 - - gcc/ - * expr.c (store_field): Avoid a direct store if the mode is larger - than the size of the bit field. - * stor-layout.c (layout_decl): If flag_strict_volatile_bitfields, - treat non-volatile bit fields like volatile ones. - * toplev.c (process_options): Disallow combination of - -fstrict-volatile-bitfields and ABI versions less than 2. - * config/arm/arm.c (arm_option_override): Don't enable - flag_strict_volatile_bitfields if the ABI version is less than 2. - * config/h8300/h8300.c (h8300_option_override): Likewise. - * config/rx/rx.c (rx_option_override): Likewise. - * config/m32c/m32c.c (m32c_option_override): Likewise. - * config/sh/sh.c (sh_option_override): Likewise. - - gcc/testsuite/ - * gcc.target/arm/volatile-bitfields-4.c: New test. - * c-c++-common/abi-bf.c: New test. - -=== modified file 'gcc/config/arm/arm.c' ---- old/gcc/config/arm/arm.c 2010-12-10 15:30:47 +0000 -+++ new/gcc/config/arm/arm.c 2010-12-10 15:34:19 +0000 -@@ -1934,7 +1934,8 @@ - set_param_value ("gcse-unrestricted-cost", 2); - - /* ARM EABI defaults to strict volatile bitfields. */ -- if (TARGET_AAPCS_BASED && flag_strict_volatile_bitfields < 0) -+ if (TARGET_AAPCS_BASED && flag_strict_volatile_bitfields < 0 -+ && abi_version_at_least(2)) - flag_strict_volatile_bitfields = 1; - - /* Register global variables with the garbage collector. */ - -=== modified file 'gcc/config/h8300/h8300.c' ---- old/gcc/config/h8300/h8300.c 2010-11-04 12:43:52 +0000 -+++ new/gcc/config/h8300/h8300.c 2010-12-10 15:34:19 +0000 -@@ -405,7 +405,7 @@ - } - - /* This target defaults to strict volatile bitfields. */ -- if (flag_strict_volatile_bitfields < 0) -+ if (flag_strict_volatile_bitfields < 0 && abi_version_at_least(2)) - flag_strict_volatile_bitfields = 1; - } - - -=== modified file 'gcc/config/m32c/m32c.c' ---- old/gcc/config/m32c/m32c.c 2010-11-04 12:43:52 +0000 -+++ new/gcc/config/m32c/m32c.c 2010-12-10 15:34:19 +0000 -@@ -430,7 +430,7 @@ - flag_ivopts = 0; - - /* This target defaults to strict volatile bitfields. */ -- if (flag_strict_volatile_bitfields < 0) -+ if (flag_strict_volatile_bitfields < 0 && abi_version_at_least(2)) - flag_strict_volatile_bitfields = 1; - } - - -=== modified file 'gcc/config/rx/rx.c' ---- old/gcc/config/rx/rx.c 2010-11-04 12:43:52 +0000 -+++ new/gcc/config/rx/rx.c 2010-12-10 15:34:19 +0000 -@@ -2191,7 +2191,7 @@ - rx_option_override (void) - { - /* This target defaults to strict volatile bitfields. */ -- if (flag_strict_volatile_bitfields < 0) -+ if (flag_strict_volatile_bitfields < 0 && abi_version_at_least(2)) - flag_strict_volatile_bitfields = 1; - } - - -=== modified file 'gcc/config/sh/sh.c' ---- old/gcc/config/sh/sh.c 2010-11-04 12:43:52 +0000 -+++ new/gcc/config/sh/sh.c 2010-12-10 15:34:19 +0000 -@@ -952,7 +952,7 @@ - sh_fix_range (sh_fixed_range_str); - - /* This target defaults to strict volatile bitfields. */ -- if (flag_strict_volatile_bitfields < 0) -+ if (flag_strict_volatile_bitfields < 0 && abi_version_at_least(2)) - flag_strict_volatile_bitfields = 1; - } - - -=== modified file 'gcc/expr.c' ---- old/gcc/expr.c 2010-11-04 12:43:52 +0000 -+++ new/gcc/expr.c 2010-12-10 15:34:19 +0000 -@@ -5848,6 +5848,8 @@ - || bitpos % GET_MODE_ALIGNMENT (mode)) - && SLOW_UNALIGNED_ACCESS (mode, MEM_ALIGN (target))) - || (bitpos % BITS_PER_UNIT != 0))) -+ || (bitsize >= 0 && mode != BLKmode -+ && GET_MODE_BITSIZE (mode) > bitsize) - /* If the RHS and field are a constant size and the size of the - RHS isn't the same size as the bitfield, we must use bitfield - operations. */ - -=== modified file 'gcc/stor-layout.c' ---- old/gcc/stor-layout.c 2010-11-26 12:03:32 +0000 -+++ new/gcc/stor-layout.c 2010-12-10 15:34:19 +0000 -@@ -621,12 +621,13 @@ - /* See if we can use an ordinary integer mode for a bit-field. - Conditions are: a fixed size that is correct for another mode, - occupying a complete byte or bytes on proper boundary, -- and not volatile or not -fstrict-volatile-bitfields. */ -+ and not -fstrict-volatile-bitfields. If the latter is set, -+ we unfortunately can't check TREE_THIS_VOLATILE, as a cast -+ may make a volatile object later. */ - if (TYPE_SIZE (type) != 0 - && TREE_CODE (TYPE_SIZE (type)) == INTEGER_CST - && GET_MODE_CLASS (TYPE_MODE (type)) == MODE_INT -- && !(TREE_THIS_VOLATILE (decl) -- && flag_strict_volatile_bitfields > 0)) -+ && flag_strict_volatile_bitfields <= 0) - { - enum machine_mode xmode - = mode_for_size_tree (DECL_SIZE (decl), MODE_INT, 1); - -=== added file 'gcc/testsuite/c-c++-common/abi-bf.c' ---- old/gcc/testsuite/c-c++-common/abi-bf.c 1970-01-01 00:00:00 +0000 -+++ new/gcc/testsuite/c-c++-common/abi-bf.c 2010-12-10 15:34:19 +0000 -@@ -0,0 +1,3 @@ -+/* { dg-warning "incompatible" } */ -+/* { dg-do compile } */ -+/* { dg-options "-fstrict-volatile-bitfields -fabi-version=1" } */ - -=== added file 'gcc/testsuite/gcc.target/arm/volatile-bitfields-4.c' ---- old/gcc/testsuite/gcc.target/arm/volatile-bitfields-4.c 1970-01-01 00:00:00 +0000 -+++ new/gcc/testsuite/gcc.target/arm/volatile-bitfields-4.c 2010-12-10 15:34:19 +0000 -@@ -0,0 +1,30 @@ -+/* { dg-require-effective-target arm_eabi } */
-+/* { dg-do compile } */
-+/* { dg-options "-O2" } */
-+/* { dg-final { scan-assembler-times "ldr\[\\t \]+\[^\n\]*,\[\\t \]*\\\[\[^\n\]*\\\]" 2 } } */
-+/* { dg-final { scan-assembler-times "str\[\\t \]+\[^\n\]*,\[\\t \]*\\\[\[^\n\]*\\\]" 2 } } */
-+/* { dg-final { scan-assembler-not "strb" } } */
-+
-+struct thing {
-+ unsigned a: 8;
-+ unsigned b: 8;
-+ unsigned c: 8;
-+ unsigned d: 8;
-+};
-+
-+struct thing2 {
-+ volatile unsigned a: 8;
-+ volatile unsigned b: 8;
-+ volatile unsigned c: 8;
-+ volatile unsigned d: 8;
-+};
-+
-+void test1(volatile struct thing *t)
-+{
-+ t->a = 5;
-+}
-+
-+void test2(struct thing2 *t)
-+{
-+ t->a = 5;
-+}
- -=== modified file 'gcc/toplev.c' ---- old/gcc/toplev.c 2010-03-31 01:44:10 +0000 -+++ new/gcc/toplev.c 2010-12-10 15:34:19 +0000 -@@ -1851,6 +1851,13 @@ - sorry ("Graphite loop optimizations cannot be used"); - #endif - -+ if (flag_strict_volatile_bitfields > 0 && !abi_version_at_least (2)) -+ { -+ warning (0, "-fstrict-volatile-bitfield disabled; " -+ "it is incompatible with ABI versions < 2"); -+ flag_strict_volatile_bitfields = 0; -+ } -+ - /* Unrolling all loops implies that standard loop unrolling must also - be done. */ - if (flag_unroll_all_loops) - |