mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-21 06:10:50 +02:00
72 lines
2.5 KiB
Diff
72 lines
2.5 KiB
Diff
|
--- a/gcc/config/arm/arm.c
|
||
|
|
+++ b/gcc/config/arm/arm.c
|
||
|
|
@@ -5073,6 +5073,7 @@ arm_legitimate_address_p (enum machine_m
|
||
|
|
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)));
|
||
|
|
--- a/gcc/config/arm/arm.md
|
||
|
|
+++ b/gcc/config/arm/arm.md
|
||
|
|
@@ -4683,7 +4683,7 @@
|
||
|
|
|
||
|
|
(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)
|
||
|
|
@@ -4708,7 +4708,7 @@
|
||
|
|
|
||
|
|
(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")
|
||
|
|
@@ -4719,7 +4719,7 @@
|
||
|
|
|
||
|
|
(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)
|
||
|
|
@@ -4751,7 +4751,7 @@
|
||
|
|
|
||
|
|
(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")
|
||
|
|
@@ -4762,7 +4762,8 @@
|
||
|
|
|
||
|
|
(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
|
||
|
|
--- a/gcc/config/arm/predicates.md
|
||
|
|
+++ b/gcc/config/arm/predicates.md
|
||
|
|
@@ -239,6 +239,10 @@
|
||
|
|
(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")
|
||
|
|
{
|