patches/gcc/4.2.1/260-flatten-switch-stmt-00.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Wed May 27 21:16:01 2009 +0000 (2009-05-27)
branchgcc-4.4
changeset 1393 b432bd628b10
parent 313 2f223aafc7cb
permissions -rw-r--r--
/devel/gcc-4.4:
- add gcc-4.4.0 patches, vampirised from the Gentoo patchset
- gcc-4.4.0 auto-selects and uses appropriate companion linraries

-------- diffstat follows --------
/devel/gcc-4.4/scripts/build/cc/gcc.sh | 20 18 2 0 +
/devel/gcc-4.4/patches/gcc/4.4.0/280-freebsd.patch | 188 188 0 0 ++++++++++
/devel/gcc-4.4/patches/gcc/4.4.0/140-default-format-security.patch | 98 98 0 0 +++++
/devel/gcc-4.4/patches/gcc/4.4.0/290-freebsd.patch | 128 128 0 0 +++++++
/devel/gcc-4.4/patches/gcc/4.4.0/310-uclibc-conf.patch | 70 70 0 0 ++++
/devel/gcc-4.4/patches/gcc/4.4.0/240-libstdc++-pic.patch | 106 106 0 0 ++++++
/devel/gcc-4.4/patches/gcc/4.4.0/260-sh-libgcc-stacks.patch | 50 50 0 0 +++
/devel/gcc-4.4/patches/gcc/4.4.0/100-alpha-mieee-default.patch | 48 48 0 0 +++
/devel/gcc-4.4/patches/gcc/4.4.0/180-libgomp-no-werror.patch | 24 24 0 0 +
/devel/gcc-4.4/patches/gcc/4.4.0/170-sparc64-bsd.patch | 58 58 0 0 +++
/devel/gcc-4.4/patches/gcc/4.4.0/200-libiberty.h-asprintf.patch | 30 30 0 0 ++
/devel/gcc-4.4/patches/gcc/4.4.0/220-libiberty-pic.patch | 22 22 0 0 +
/devel/gcc-4.4/patches/gcc/4.4.0/110-trampolinewarn.patch | 54 54 0 0 +++
/devel/gcc-4.4/patches/gcc/4.4.0/160-netbsd-symbolic.patch | 22 22 0 0 +
/devel/gcc-4.4/patches/gcc/4.4.0/190-flatten-switch-stmt-00.patch | 48 48 0 0 +++
/devel/gcc-4.4/patches/gcc/4.4.0/150-default-fortify-source.patch | 52 52 0 0 +++
/devel/gcc-4.4/patches/gcc/4.4.0/340-libmudflap-susv3-legacy.patch | 96 96 0 0 +++++
/devel/gcc-4.4/patches/gcc/4.4.0/120-java-nomulti.patch | 92 92 0 0 +++++
/devel/gcc-4.4/patches/gcc/4.4.0/270-sh-pr24836.patch | 48 48 0 0 +++
/devel/gcc-4.4/patches/gcc/4.4.0/330-c99-snprintf.patch | 24 24 0 0 +
/devel/gcc-4.4/patches/gcc/4.4.0/230-superh-default-multilib.patch | 24 24 0 0 +
/devel/gcc-4.4/patches/gcc/4.4.0/250-ia64-noteGNUstack.patch | 158 158 0 0 +++++++++
/devel/gcc-4.4/patches/gcc/4.4.0/300-pr40105.patch | 360 360 0 0 ++++++++++++++++++++
/devel/gcc-4.4/patches/gcc/4.4.0/210-arm-unbreak-armv4t.patch | 24 24 0 0 +
/devel/gcc-4.4/patches/gcc/4.4.0/130-cross-compile.patch | 78 78 0 0 ++++
/devel/gcc-4.4/patches/gcc/4.4.0/320-missing-execinfo_h.patch | 24 24 0 0 +
/devel/gcc-4.4/config/cc/gcc.in | 1 1 0 0 +
27 files changed, 1945 insertions(+), 2 deletions(-)
yann@313
     1
diff -durN gcc-4.2.1.orig/gcc/stmt.c gcc-4.2.1/gcc/stmt.c
yann@313
     2
--- gcc-4.2.1.orig/gcc/stmt.c	2007-07-19 05:25:32.000000000 +0200
yann@313
     3
+++ gcc-4.2.1/gcc/stmt.c	2007-08-03 20:37:19.000000000 +0200
yann@313
     4
@@ -2512,7 +2512,11 @@
yann@313
     5
 	  use_cost_table
yann@313
     6
 	    = (TREE_CODE (orig_type) != ENUMERAL_TYPE
yann@313
     7
 	       && estimate_case_costs (case_list));
yann@313
     8
-	  balance_case_nodes (&case_list, NULL);
yann@313
     9
+	  /* When optimizing for size, we want a straight list to avoid
yann@313
    10
+	     jumps as much as possible. This basically creates an if-else
yann@313
    11
+	     chain.  */
yann@313
    12
+	  if (!optimize_size)
yann@313
    13
+	    balance_case_nodes (&case_list, NULL);
yann@313
    14
 	  emit_case_nodes (index, case_list, default_label, index_type);
yann@313
    15
 	  emit_jump (default_label);
yann@313
    16
 	}
yann@313
    17
@@ -3070,6 +3074,7 @@
yann@313
    18
 	    {
yann@313
    19
 	      if (!node_has_low_bound (node, index_type))
yann@313
    20
 		{
yann@313
    21
+		  if (!optimize_size) /* don't jl to the .default_label. */
yann@313
    22
 		  emit_cmp_and_jump_insns (index,
yann@313
    23
 					   convert_modes
yann@313
    24
 					   (mode, imode,