mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-29 17:18:53 +00:00
e17fca599d
When compiling some C++ code, GCC 4.3.x fails with an internal compiler error. The bug report is available at http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37436. The included patch is the one that has been merged in the trunk of gcc. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
87 lines
3.3 KiB
Diff
87 lines
3.3 KiB
Diff
gcc svn 142778:
|
|
|
|
PR target/37436
|
|
* arm.c (arm_legitimate_index): Only accept addresses that are in
|
|
canonical form.
|
|
* predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
|
|
* arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
|
|
for operand1.
|
|
(extendqisi2): Likewise.
|
|
(arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
|
|
predicate for operand1.
|
|
|
|
diff -Nura gcc-4.3.3.orig/gcc/config/arm/arm.c gcc-4.3.3/gcc/config/arm/arm.c
|
|
--- gcc-4.3.3.orig/gcc/config/arm/arm.c 2008-06-11 07:52:55.000000000 -0300
|
|
+++ gcc-4.3.3/gcc/config/arm/arm.c 2009-05-21 16:06:45.000000000 -0300
|
|
@@ -3769,6 +3769,7 @@
|
|
rtx xop1 = XEXP (x, 1);
|
|
|
|
return ((arm_address_register_rtx_p (xop0, strict_p)
|
|
+ && GET_CODE(xop1) == CONST_INT
|
|
&& arm_legitimate_index_p (mode, xop1, outer, strict_p))
|
|
|| (arm_address_register_rtx_p (xop1, strict_p)
|
|
&& arm_legitimate_index_p (mode, xop0, outer, strict_p)));
|
|
diff -Nura gcc-4.3.3.orig/gcc/config/arm/arm.md gcc-4.3.3/gcc/config/arm/arm.md
|
|
--- gcc-4.3.3.orig/gcc/config/arm/arm.md 2007-09-04 01:44:47.000000000 -0300
|
|
+++ gcc-4.3.3/gcc/config/arm/arm.md 2009-05-21 16:06:45.000000000 -0300
|
|
@@ -4199,7 +4199,7 @@
|
|
|
|
(define_expand "extendqihi2"
|
|
[(set (match_dup 2)
|
|
- (ashift:SI (match_operand:QI 1 "general_operand" "")
|
|
+ (ashift:SI (match_operand:QI 1 "arm_reg_or_extendqisi_mem_op" "")
|
|
(const_int 24)))
|
|
(set (match_operand:HI 0 "s_register_operand" "")
|
|
(ashiftrt:SI (match_dup 2)
|
|
@@ -4224,7 +4224,7 @@
|
|
|
|
(define_insn "*arm_extendqihi_insn"
|
|
[(set (match_operand:HI 0 "s_register_operand" "=r")
|
|
- (sign_extend:HI (match_operand:QI 1 "memory_operand" "Uq")))]
|
|
+ (sign_extend:HI (match_operand:QI 1 "arm_extendqisi_mem_op" "Uq")))]
|
|
"TARGET_ARM && arm_arch4"
|
|
"ldr%(sb%)\\t%0, %1"
|
|
[(set_attr "type" "load_byte")
|
|
@@ -4235,7 +4235,7 @@
|
|
|
|
(define_expand "extendqisi2"
|
|
[(set (match_dup 2)
|
|
- (ashift:SI (match_operand:QI 1 "general_operand" "")
|
|
+ (ashift:SI (match_operand:QI 1 "arm_reg_or_extendqisi_mem_op" "")
|
|
(const_int 24)))
|
|
(set (match_operand:SI 0 "s_register_operand" "")
|
|
(ashiftrt:SI (match_dup 2)
|
|
@@ -4267,7 +4267,7 @@
|
|
|
|
(define_insn "*arm_extendqisi"
|
|
[(set (match_operand:SI 0 "s_register_operand" "=r")
|
|
- (sign_extend:SI (match_operand:QI 1 "memory_operand" "Uq")))]
|
|
+ (sign_extend:SI (match_operand:QI 1 "arm_extendqisi_mem_op" "Uq")))]
|
|
"TARGET_ARM && arm_arch4 && !arm_arch6"
|
|
"ldr%(sb%)\\t%0, %1"
|
|
[(set_attr "type" "load_byte")
|
|
@@ -4278,7 +4278,8 @@
|
|
|
|
(define_insn "*arm_extendqisi_v6"
|
|
[(set (match_operand:SI 0 "s_register_operand" "=r,r")
|
|
- (sign_extend:SI (match_operand:QI 1 "nonimmediate_operand" "r,Uq")))]
|
|
+ (sign_extend:SI
|
|
+ (match_operand:QI 1 "arm_reg_or_extendqisi_mem_op" "r,Uq")))]
|
|
"TARGET_ARM && arm_arch6"
|
|
"@
|
|
sxtb%?\\t%0, %1
|
|
diff -Nura gcc-4.3.3.orig/gcc/config/arm/predicates.md gcc-4.3.3/gcc/config/arm/predicates.md
|
|
--- gcc-4.3.3.orig/gcc/config/arm/predicates.md 2007-08-02 07:49:31.000000000 -0300
|
|
+++ gcc-4.3.3/gcc/config/arm/predicates.md 2009-05-21 16:06:45.000000000 -0300
|
|
@@ -234,6 +234,10 @@
|
|
(match_test "arm_legitimate_address_p (mode, XEXP (op, 0), SIGN_EXTEND,
|
|
0)")))
|
|
|
|
+(define_special_predicate "arm_reg_or_extendqisi_mem_op"
|
|
+ (ior (match_operand 0 "arm_extendqisi_mem_op")
|
|
+ (match_operand 0 "s_register_operand")))
|
|
+
|
|
(define_predicate "power_of_two_operand"
|
|
(match_code "const_int")
|
|
{
|