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[toolchain] gcc: fix 4.2.4 ICE on avr32 (see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34762)

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15434 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nico 2009-04-27 11:20:36 +00:00
parent f5c5ebc6e0
commit 70fef03e19
1 changed files with 49 additions and 0 deletions
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49
toolchain/gcc/patches/4.2.4/952-bug_34762.patch Normal file
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@ -0,0 +1,49 @@
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34762
--- a/gcc/reload.c
+++ b/gcc/reload.c
@@ -4789,7 +4789,7 @@ find_reloads_address (enum machine_mode
find_reloads_address (GET_MODE (tem), &tem, XEXP (tem, 0),
&XEXP (tem, 0), opnum,
ADDR_TYPE (type), ind_levels, insn);
- if (tem != orig)
+ if (!rtx_equal_p (tem, orig))
push_reg_equiv_alt_mem (regno, tem);
}
/* We can avoid a reload if the register's equivalent memory
@@ -5589,7 +5589,7 @@ find_reloads_address_1 (enum machine_mod
RELOAD_OTHER,
ind_levels, insn);
- if (tem != orig)
+ if (!rtx_equal_p (tem, orig))
push_reg_equiv_alt_mem (regno, tem);
/* Then reload the memory location into a base
@@ -5656,7 +5656,7 @@ find_reloads_address_1 (enum machine_mod
find_reloads_address (GET_MODE (tem), &tem, XEXP (tem, 0),
&XEXP (tem, 0), opnum, type,
ind_levels, insn);
- if (tem != orig)
+ if (!rtx_equal_p (tem, orig))
push_reg_equiv_alt_mem (regno, tem);
/* Put this inside a new increment-expression. */
x = gen_rtx_fmt_e (GET_CODE (x), GET_MODE (x), tem);
@@ -5848,7 +5848,7 @@ find_reloads_address_1 (enum machine_mod
find_reloads_address (GET_MODE (x), &x, XEXP (x, 0),
&XEXP (x, 0), opnum, ADDR_TYPE (type),
ind_levels, insn);
- if (x != tem)
+ if (!rtx_equal_p (x, tem))
push_reg_equiv_alt_mem (regno, x);
}
}
@@ -6076,7 +6076,7 @@ find_reloads_subreg_address (rtx x, int
XEXP (tem, 0), &XEXP (tem, 0),
opnum, type, ind_levels, insn);
/* ??? Do we need to handle nonzero offsets somehow? */
- if (!offset && tem != orig)
+ if (!offset && !rtx_equal_p (tem, orig))
push_reg_equiv_alt_mem (regno, tem);
/* For some processors an address may be valid in the