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sparc.md (return): Rewrite length formula.

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* config/sparc/sparc.md (return): Rewrite length formula.
	* config/sparc/sparc.c (output_return): Pass 1 as 5th
	argument to final_scan_insn when in a delay slot.
	(output_sibcall): Likewise.

From-SVN: r84352
This commit is contained in:
Eric Botcazou 2004-07-09 11:35:48 +02:00 committed by Eric Botcazou
parent 2ad4dcf985
commit 854f240ee0
3 changed files with 26 additions and 19 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.md (return): Rewrite length formula.
* config/sparc/sparc.c (output_return): Pass 1 as 5th
argument to final_scan_insn when in a delay slot.
(output_sibcall): Likewise.
2004-07-09 Richard Earnshaw <rearnsha@arm.com>
* arm.c (arm_cpp_interwork): New variable.

4
gcc/config/sparc/sparc.c
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@ -4553,7 +4553,7 @@ output_return (rtx insn)
epilogue_renumber (&pat, 0);
fprintf (asm_out_file, "\treturn\t%%i7+%d\n",
sparc_skip_caller_unimp ? 12 : 8);
final_scan_insn (delay, asm_out_file, 1, 0, 0, NULL);
final_scan_insn (delay, asm_out_file, 1, 0, 1, NULL);
}
else
{
@ -4614,7 +4614,7 @@ output_sibcall (rtx insn, rtx call_operand)
output_asm_insn ("sethi\t%%hi(%a0), %%g1", operands);
output_asm_insn ("jmp\t%%g1 + %%lo(%a0)", operands);
final_scan_insn (delay, asm_out_file, 1, 0, 0, NULL);
final_scan_insn (delay, asm_out_file, 1, 0, 1, NULL);
PATTERN (delay) = gen_blockage ();
INSN_CODE (delay) = -1;

34
gcc/config/sparc/sparc.md
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@ -7708,23 +7708,23 @@
"* return output_return (insn);"
[(set_attr "type" "return")
(set (attr "length")
(if_then_else (eq_attr "leaf_function" "true")
(if_then_else (eq_attr "empty_delay_slot" "true")
(const_int 2)
(const_int 1))
(if_then_else (eq_attr "calls_eh_return" "true")
(if_then_else (eq_attr "delayed_branch" "true")
(if_then_else (eq_attr "isa" "v9")
(const_int 2)
(const_int 3))
(if_then_else (eq_attr "isa" "v9")
(const_int 3)
(const_int 4)))
(if_then_else (eq_attr "empty_delay_slot" "true")
(if_then_else (eq_attr "delayed_branch" "true")
(const_int 2)
(const_int 3))
(const_int 1)))))])
(cond [(eq_attr "leaf_function" "true")
(if_then_else (eq_attr "empty_delay_slot" "true")
(const_int 2)
(const_int 1))
(eq_attr "calls_eh_return" "true")
(if_then_else (eq_attr "delayed_branch" "true")
(if_then_else (eq_attr "isa" "v9")
(const_int 2)
(const_int 3))
(if_then_else (eq_attr "isa" "v9")
(const_int 3)
(const_int 4)))
(eq_attr "empty_delay_slot" "true")
(if_then_else (eq_attr "delayed_branch" "true")
(const_int 2)
(const_int 3))
] (const_int 1)))])
;; UNSPEC_VOLATILE is considered to use and clobber all hard registers and
;; all of memory. This blocks insns from being moved across this point.