aboutsummaryrefslogtreecommitdiffstats
path: root/toolchain/gcc/patches/3.4.5/601-gcc34-arm-ldm-peephole2.patch
diff options
context:
space:
mode:
Diffstat (limited to 'toolchain/gcc/patches/3.4.5/601-gcc34-arm-ldm-peephole2.patch')
-rw-r--r--toolchain/gcc/patches/3.4.5/601-gcc34-arm-ldm-peephole2.patch42
1 files changed, 0 insertions, 42 deletions
diff --git a/toolchain/gcc/patches/3.4.5/601-gcc34-arm-ldm-peephole2.patch b/toolchain/gcc/patches/3.4.5/601-gcc34-arm-ldm-peephole2.patch
deleted file mode 100644
index 27f7c07db9..0000000000
--- a/toolchain/gcc/patches/3.4.5/601-gcc34-arm-ldm-peephole2.patch
+++ /dev/null
@@ -1,42 +0,0 @@
-The 30_all_gcc34-arm-ldm-peephole.patch from Debian was conflicting
-with the newer 36_all_pr16201-fix.patch, so i cut out the hunk from
-it that was causing problems and grabbed an updated version from
-upstream cvs.
-
-Index: gcc/config/arm/arm.c
-===================================================================
-RCS file: /cvsroot/gcc/gcc/gcc/config/arm/arm.c,v
-retrieving revision 1.432
-retrieving revision 1.433
-diff -u -r1.432 -r1.433
---- gcc-3.4.4/gcc/config/arm/arm.c 29 Mar 2005 03:00:23 -0000 1.432
-+++ gcc-3.4.4/gcc/config/arm/arm.c 1 Apr 2005 11:02:22 -0000 1.433
-@@ -5139,6 +5139,10 @@
- int
- adjacent_mem_locations (rtx a, rtx b)
- {
-+ /* We don't guarantee to preserve the order of these memory refs. */
-+ if (volatile_refs_p (a) || volatile_refs_p (b))
-+ return 0;
-+
- if ((GET_CODE (XEXP (a, 0)) == REG
- || (GET_CODE (XEXP (a, 0)) == PLUS
- && GET_CODE (XEXP (XEXP (a, 0), 1)) == CONST_INT))
-@@ -5178,6 +5182,17 @@
- return 0;
-
- val_diff = val1 - val0;
-+
-+ if (arm_ld_sched)
-+ {
-+ /* If the target has load delay slots, then there's no benefit
-+ to using an ldm instruction unless the offset is zero and
-+ we are optimizing for size. */
-+ return (optimize_size && (REGNO (reg0) == REGNO (reg1))
-+ && (val0 == 0 || val1 == 0 || val0 == 4 || val1 == 4)
-+ && (val_diff == 4 || val_diff == -4));
-+ }
-+
- return ((REGNO (reg0) == REGNO (reg1))
- && (val_diff == 4 || val_diff == -4));
- }