Commit 077613ba by Michael Hayes Committed by Michael Hayes

c4x.md (not_repeat_reg): Allow ldp instruction in delay slot of RPTBD.

	* config/c4x/c4x.md (not_repeat_reg): Allow ldp instruction
	in delay slot of RPTBD.

From-SVN: r24682
parent cce88d86
Sat Jan 16 12:47:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
* config/c4x/c4x.md (not_repeat_reg): Allow ldp instruction
in delay slot of RPTBD.
Sat Jan 16 12:26:40 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
* config/c4x/libgcc.S (___divhi3, ___modhi3): Fix long long
divide and modulo sign problem.
Fri Jan 15 11:02:31 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz> Fri Jan 15 11:02:31 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
* unroll.c (loop_iterations): Return 0 if the last loop insn * unroll.c (loop_iterations): Return 0 if the last loop insn
......
...@@ -342,7 +342,7 @@ ...@@ -342,7 +342,7 @@
(const_string "false"))) (const_string "false")))
(define_attr "not_repeat_reg" "false,true" (define_attr "not_repeat_reg" "false,true"
(cond [(eq_attr "type" "unary,unarycc,compare,lda,store") (cond [(eq_attr "type" "unary,unarycc,compare,lda,ldp,store")
(if_then_else (and (match_operand 0 "not_rc_reg" "") (if_then_else (and (match_operand 0 "not_rc_reg" "")
(match_operand 1 "not_rc_reg" "")) (match_operand 1 "not_rc_reg" ""))
(const_string "true") (const_string "false")) (const_string "true") (const_string "false"))
...@@ -353,6 +353,9 @@ ...@@ -353,6 +353,9 @@
(const_string "true") (const_string "false"))] (const_string "true") (const_string "false"))]
(const_string "false"))) (const_string "false")))
/* Disable compare because the c4x contains a bug. The cmpi insn sets the CC
in the read phase of the pipeline instead of the execution phase when
two registers are compared. */
(define_attr "in_annul_slot_1" "false,true" (define_attr "in_annul_slot_1" "false,true"
(if_then_else (and (and (eq_attr "cpu" "c4x") (if_then_else (and (and (eq_attr "cpu" "c4x")
(eq_attr "type" "!jump,call,rets,jmpc,compare,db,dbc,repeat,repeat_top,laj,push,pop,lda,ldp,multi")) (eq_attr "type" "!jump,call,rets,jmpc,compare,db,dbc,repeat,repeat_top,laj,push,pop,lda,ldp,multi"))
......
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