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re PR target/40718 (Invalid code produced with -foptimize-sibling-calls) 

PR target/40718
	* config/i386/i386.c (*call_pop_1): Disable for sibling calls.
	(*call_value_pop_1): Ditto.
	(*sibcall_pop_1): New insn pattern.
	(*sibcall_value_pop_1): Ditto.

From-SVN: r151029
This commit is contained in:
Uros Bizjak 2009-08-23 14:14:26 +02:00 committed by Uros Bizjak
parent 8c40d061ec
commit fe62197bed
2 changed files with 17 additions and 11 deletions
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2
gcc/ChangeLog
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@ -2,7 +2,9 @@
PR target/40718
* config/i386/i386.c (*call_pop_1): Disable for sibling calls.
(*call_value_pop_1): Ditto.
(*sibcall_pop_1): New insn pattern.
(*sibcall_value_pop_1): Ditto.
2009-08-23 Alan Modra <amodra@bigpond.net.au>

26
gcc/config/i386/i386.md
View File

@ -22095,22 +22095,26 @@
(match_operand:SI 2 "" "")))
(set (reg:SI SP_REG) (plus:SI (reg:SI SP_REG)
(match_operand:SI 3 "immediate_operand" "i")))]
"!TARGET_64BIT"
"!SIBLING_CALL_P (insn) && !TARGET_64BIT"
{
if (constant_call_address_operand (operands[1], Pmode))
{
if (SIBLING_CALL_P (insn))
return "jmp\t%P1";
else
return "call\t%P1";
}
if (SIBLING_CALL_P (insn))
return "jmp\t%A1";
else
return "call\t%A1";
return "call\t%P1";
return "call\t%A1";
}
[(set_attr "type" "callv")])
(define_insn "*sibcall_value_pop_1"
[(set (match_operand 0 "" "")
(call (mem:QI (match_operand:SI 1 "call_insn_operand" "s,U"))
(match_operand:SI 2 "" "")))
(set (reg:SI SP_REG) (plus:SI (reg:SI SP_REG)
(match_operand:SI 3 "immediate_operand" "i,i")))]
"SIBLING_CALL_P (insn) && !TARGET_64BIT"
"@
jmp\t%P1
jmp\t%A1"
[(set_attr "type" "callv")])
(define_insn "*call_value_0"
[(set (match_operand 0 "" "")
(call (mem:QI (match_operand:SI 1 "constant_call_address_operand" ""))