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re PR bootstrap/48230 (bootstrapping gcc-4.6.0-RC-20110321 fails for lm32-rtems*)

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PR bootstrap/48230
	PR bootstrap/50927
	PR bootstrap/52466
	PR target/46898
	* config/lm32/lm32.c (lm32_legitimate_constant_p): Remove, as incorrect.
	  (TARGET_LEGITIMATE_CONSTANT_P): Undefine, as not needed.  
	* config/lm32/lm32.md (movsi_insn): Add 32-bit immediate support.
	(simple_return, *simple_return): New patterns     
	* config/lm32/predicates.md (movsi_rhs_operand): Remove as obsolete.
	* configure.ac (force_sjlj_exceptions): Force sjlj exceptions for lm32.

From-SVN: r208260
This commit is contained in:
Jon Beniston 2014-03-02 19:58:24 +00:00 committed by Jon Beniston
parent f1e443c838
commit 9b0af790b7
5 changed files with 42 additions and 25 deletions
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13
gcc/ChangeLog
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@ -1,3 +1,16 @@
2014-03-02 Jon Beniston <jon@beniston.com>
PR bootstrap/48230
PR bootstrap/50927
PR bootstrap/52466
PR target/46898
* config/lm32/lm32.c (lm32_legitimate_constant_p): Remove, as incorrect.
(TARGET_LEGITIMATE_CONSTANT_P): Undefine, as not needed.
* config/lm32/lm32.md (movsi_insn): Add 32-bit immediate support.
(simple_return, *simple_return): New patterns
* config/lm32/predicates.md (movsi_rhs_operand): Remove as obsolete.
* configure.ac (force_sjlj_exceptions): Force sjlj exceptions for lm32.
2014-03-01 Paolo Carlini <paolo.carlini@oracle.com>
* dwarf2out.c (gen_subprogram_die): Tidy.

15
gcc/config/lm32/lm32.c
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@ -82,7 +82,6 @@ static rtx lm32_function_arg (cumulative_args_t cum,
static void lm32_function_arg_advance (cumulative_args_t cum,
enum machine_mode mode,
const_tree type, bool named);
static bool lm32_legitimate_constant_p (enum machine_mode, rtx);
#undef TARGET_OPTION_OVERRIDE
#define TARGET_OPTION_OVERRIDE lm32_option_override
@ -110,8 +109,6 @@ static bool lm32_legitimate_constant_p (enum machine_mode, rtx);
#define TARGET_CAN_ELIMINATE lm32_can_eliminate
#undef TARGET_LEGITIMATE_ADDRESS_P
#define TARGET_LEGITIMATE_ADDRESS_P lm32_legitimate_address_p
#undef TARGET_LEGITIMATE_CONSTANT_P
#define TARGET_LEGITIMATE_CONSTANT_P lm32_legitimate_constant_p
struct gcc_target targetm = TARGET_INITIALIZER;
@ -1228,15 +1225,3 @@ lm32_move_ok (enum machine_mode mode, rtx operands[2]) {
return register_or_zero_operand (operands[1], mode);
return true;
}
/* Implement TARGET_LEGITIMATE_CONSTANT_P. */
static bool
lm32_legitimate_constant_p (enum machine_mode mode, rtx x)
{
/* 32-bit addresses require multiple instructions. */
if (!flag_pic && reloc_operand (x, mode))
return false;
return true;
}

30
gcc/config/lm32/lm32.md
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@ -293,8 +293,8 @@
)
(define_insn "movsi_insn"
[(set (match_operand:SI 0 "nonimmediate_operand" "=r,r,m,m,r,r,r,r,r")
(match_operand:SI 1 "movsi_rhs_operand" "m,r,r,J,K,L,U,S,Y"))]
[(set (match_operand:SI 0 "nonimmediate_operand" "=r,r,m,m,r,r,r,r,r,r")
(match_operand:SI 1 "general_operand" "m,r,r,J,K,L,U,S,Y,n"))]
"lm32_move_ok (SImode, operands)"
"@
lw %0, %1
@ -305,8 +305,9 @@
ori %0, r0, %1
orhi %0, r0, hi(%1)
mva %0, gp(%1)
orhi %0, r0, hi(%1)"
[(set_attr "type" "load,arith,store,store,arith,arith,arith,arith,arith")]
orhi %0, r0, hi(%1)
ori %0, r0, lo(%1); orhi %0, %0, hi(%1)"
[(set_attr "type" "load,arith,store,store,arith,arith,arith,arith,arith,arith")]
)
;; ---------------------------------
@ -636,9 +637,28 @@
[(set_attr "type" "uibranch")]
)
(define_insn "return"
(define_expand "return"
[(return)]
"lm32_can_use_return ()"
""
)
(define_expand "simple_return"
[(simple_return)]
""
""
)
(define_insn "*return"
[(return)]
"reload_completed"
"ret"
[(set_attr "type" "uibranch")]
)
(define_insn "*simple_return"
[(simple_return)]
""
"ret"
[(set_attr "type" "uibranch")]
)

5
gcc/config/lm32/predicates.md
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@ -70,8 +70,3 @@
(ior (match_code "symbol_ref")
(match_operand 0 "register_operand")))
(define_predicate "movsi_rhs_operand"
(ior (match_operand 0 "nonimmediate_operand")
(ior (match_code "const_int")
(ior (match_test "satisfies_constraint_S (op)")
(match_test "satisfies_constraint_Y (op)")))))

4
gcc/configure.ac
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@ -1249,6 +1249,10 @@ force_sjlj_exceptions=yes],
force_sjlj_exceptions=yes
enableval=yes
;;
lm32*-*-*)
force_sjlj_exceptions=yes
enableval=yes
;;
*)
force_sjlj_exceptions=no
;;