patches/gcc/4.2.4/260-flatten-switch-stmt-00.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Jan 27 21:37:03 2009 +0000 (2009-01-27)
changeset 1162 31348b787bed
parent 687 b2b6b1d46aa1
permissions -rw-r--r--
Add the latest gcc-4.3.3 with the forward-ported patchset from gcc-4.3.2.

/trunk/patches/gcc/4.3.3/210-noteGNUstack-00.patch | 47 26 21 0 ++++---
/trunk/patches/gcc/4.3.3/270-missing-execinfo_h.patch | 11 8 3 0 +-
/trunk/patches/gcc/4.3.3/260-uclibc-conf-noupstream.patch | 13 9 4 0 +-
/trunk/patches/gcc/4.3.3/220-noteGNUstack-01.patch | 97 51 46 0 +++++++-------
/trunk/patches/gcc/4.3.3/240-pr25343.patch | 11 8 3 0 +-
/trunk/patches/gcc/4.3.3/100-alpha-mieee-default.patch | 17 11 6 0 +-
/trunk/patches/gcc/4.3.3/230-pr34571.patch | 23 8 15 0 +--
/trunk/patches/gcc/4.3.3/350-sh-without-headers.patch | 17 10 7 0 +-
/trunk/patches/gcc/4.3.3/330-unwind-for-uClibc.patch | 19 12 7 0 ++-
/trunk/patches/gcc/4.3.3/190-libstdc++-pic.patch | 17 11 6 0 +-
/trunk/patches/gcc/4.3.3/150-sparc64-bsd.patch | 11 8 3 0 +-
/trunk/patches/gcc/4.3.3/290-index_macro.patch | 17 11 6 0 +-
/trunk/patches/gcc/4.3.3/140-netbsd-symbolic.patch | 11 8 3 0 +-
/trunk/patches/gcc/4.3.3/110-trampolinewarn.patch | 17 11 6 0 +-
/trunk/patches/gcc/4.3.3/160-flatten-switch-stmt-00.patch | 11 8 3 0 +-
/trunk/patches/gcc/4.3.3/280-c99-complex-ugly-hack.patch | 11 8 3 0 +-
/trunk/patches/gcc/4.3.3/300-libmudflap-susv3-legacy.patch | 11 8 3 0 +-
/trunk/patches/gcc/4.3.3/170-libiberty-pic.patch | 11 8 3 0 +-
/trunk/patches/gcc/4.3.3/250-sh-pr24836.patch | 17 11 6 0 +-
/trunk/patches/gcc/4.3.3/120-java-nomulti.patch | 17 11 6 0 +-
/trunk/patches/gcc/4.3.3/320-alpha-signal_h.patch | 14 10 4 0 +-
/trunk/patches/gcc/4.3.3/180-superh-default-multilib.patch | 13 9 4 0 +-
/trunk/patches/gcc/4.3.3/340-make-mno-spe-work-as-expected.patch | 41 23 18 0 +++---
/trunk/patches/gcc/4.3.3/200-pr24170.patch | 23 14 9 0 ++-
/trunk/patches/gcc/4.3.3/310-arm-softfloat.patch | 17 11 6 0 +-
/trunk/patches/gcc/4.3.3/130-cross-compile.patch | 23 14 9 0 ++-
/trunk/config/cc/gcc.in | 7 7 0 0 +
27 files changed, 334 insertions(+), 210 deletions(-)
yann@687
     1
diff -durN gcc-4.2.1.orig/gcc/stmt.c gcc-4.2.1/gcc/stmt.c
yann@687
     2
--- gcc-4.2.1.orig/gcc/stmt.c	2007-07-19 05:25:32.000000000 +0200
yann@687
     3
+++ gcc-4.2.1/gcc/stmt.c	2007-08-03 20:37:19.000000000 +0200
yann@687
     4
@@ -2512,7 +2512,11 @@
yann@687
     5
 	  use_cost_table
yann@687
     6
 	    = (TREE_CODE (orig_type) != ENUMERAL_TYPE
yann@687
     7
 	       && estimate_case_costs (case_list));
yann@687
     8
-	  balance_case_nodes (&case_list, NULL);
yann@687
     9
+	  /* When optimizing for size, we want a straight list to avoid
yann@687
    10
+	     jumps as much as possible. This basically creates an if-else
yann@687
    11
+	     chain.  */
yann@687
    12
+	  if (!optimize_size)
yann@687
    13
+	    balance_case_nodes (&case_list, NULL);
yann@687
    14
 	  emit_case_nodes (index, case_list, default_label, index_type);
yann@687
    15
 	  emit_jump (default_label);
yann@687
    16
 	}
yann@687
    17
@@ -3070,6 +3074,7 @@
yann@687
    18
 	    {
yann@687
    19
 	      if (!node_has_low_bound (node, index_type))
yann@687
    20
 		{
yann@687
    21
+		  if (!optimize_size) /* don't jl to the .default_label. */
yann@687
    22
 		  emit_cmp_and_jump_insns (index,
yann@687
    23
 					   convert_modes
yann@687
    24
 					   (mode, imode,