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riscv-gcc-1
Commit 1f7c7f6f by Michael Hayes Committed by Michael Hayes
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c4x.md (parallel instruction patterns): Rework constraints to keep reload happy. 

	* config/c4x/c4x.md (parallel instruction patterns): Rework
	constraints to keep reload happy.

From-SVN: r30030
parent 57e5bce8
Showing with 90 additions and 85 deletions
gcc/ChangeLog
Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
* config/c4x/c4x.md (parallel instruction patterns): Rework
constraints to keep reload happy.
Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
* config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
......
gcc/config/c4x/c4x.md
......@@ -1417,11 +1417,11 @@
(define_insn "movqi_parallel"
[(set (match_operand:QI 0 "parallel_operand" "=q,S<>,q,S<>")
(match_operand:QI 1 "parallel_operand" "S<>,q,S<>,q"))
(set (match_operand:QI 2 "parallel_operand" "=q,S<>,S<>,q")
(match_operand:QI 3 "parallel_operand" "S<>,q,q,S<>"))]
"valid_parallel_load_store (operands, QImode)"
[(set (match_operand:QI 0 "parallel_operand" "=q,S<>!V,q,S<>!V")
(match_operand:QI 1 "parallel_operand" "S<>!V,q,S<>!V,q"))
(set (match_operand:QI 2 "parallel_operand" "=q,S<>!V,S<>!V,q")
(match_operand:QI 3 "parallel_operand" "S<>!V,q,q,S<>!V"))]
"TARGET_PARALLEL && valid_parallel_load_store (operands, QImode)"
"@
ldi1\\t%1,%0\\n||\\tldi2\\t%3,%2
sti1\\t%1,%0\\n||\\tsti2\\t%3,%2
......@@ -3493,11 +3493,11 @@
(define_insn "*movqf_parallel"
[(set (match_operand:QF 0 "parallel_operand" "=q,S<>,q,S<>")
(match_operand:QF 1 "parallel_operand" "S<>,q,S<>,q"))
(set (match_operand:QF 2 "parallel_operand" "=q,S<>,S<>,q")
(match_operand:QF 3 "parallel_operand" "S<>,q,q,S<>"))]
"valid_parallel_load_store (operands, QFmode)"
[(set (match_operand:QF 0 "parallel_operand" "=q,S<>!V,q,S<>!V")
(match_operand:QF 1 "parallel_operand" "S<>!V,q,S<>!V,q"))
(set (match_operand:QF 2 "parallel_operand" "=q,S<>!V,S<>!V,q")
(match_operand:QF 3 "parallel_operand" "S<>!V,q,q,S<>!V"))]
"TARGET_PARALLEL && valid_parallel_load_store (operands, QFmode)"
"@
ldf1\\t%1,%0\\n||\\tldf2\\t%3,%2
stf1\\t%1,%0\\n||\\tstf2\\t%3,%2
......@@ -4355,15 +4355,15 @@
;
(define_insn "*addqf3_movqf_clobber"
[(set (match_operand:QF 0 "ext_low_reg_operand" "=q")
(plus:QF (match_operand:QF 1 "parallel_operand" "%q")
(match_operand:QF 2 "parallel_operand" "S<>")))
(set (match_operand:QF 3 "par_ind_operand" "=S<>")
(match_operand:QF 4 "ext_low_reg_operand" "q"))
[(set (match_operand:QF 0 "ext_low_reg_operand" "=q,q")
(plus:QF (match_operand:QF 1 "parallel_operand" "%q,S<>")
(match_operand:QF 2 "parallel_operand" "S<>,q")))
(set (match_operand:QF 3 "par_ind_operand" "=S<>,S<>")
(match_operand:QF 4 "ext_low_reg_operand" "q,q"))
(clobber (reg:CC 21))]
"TARGET_PARALLEL && valid_parallel_operands_5 (operands, QFmode)"
"addf3\\t%2,%1,%0\\n||\\tstf\\t%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc")])
;
; FLOAT/STF
......@@ -4384,16 +4384,16 @@
;
(define_insn "*mulqf3_addqf3_clobber"
[(set (match_operand:QF 0 "r0r1_reg_operand" "=t")
(mult:QF (match_operand:QF 1 "parallel_operand" "%S<>q")
(match_operand:QF 2 "parallel_operand" "S<>q")))
(set (match_operand:QF 3 "r2r3_reg_operand" "=u")
(plus:QF (match_operand:QF 4 "parallel_operand" "%S<>q")
(match_operand:QF 5 "parallel_operand" "S<>q")))
(clobber (reg:CC 21))]
[(set (match_operand:QF 0 "r0r1_reg_operand" "=t,t,t,t")
(mult:QF (match_operand:QF 1 "parallel_operand" "%S<>!V,q,S<>!V,q")
(match_operand:QF 2 "parallel_operand" "q,S<>!V,S<>!V,q")))
(set (match_operand:QF 3 "r2r3_reg_operand" "=u,u,u,u")
(plus:QF (match_operand:QF 4 "parallel_operand" "%S<>!V,q,q,S<>!V")
(match_operand:QF 5 "parallel_operand" "q,S<>!V,q,S<>!V")))
(clobber (reg:CC_NOOV 21))]
"TARGET_PARALLEL_MPY && valid_parallel_operands_6 (operands, QFmode)"
"mpyf3\\t%2,%1,%0\\n||\\taddf3\\t%5,%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc,binarycc,binarycc")])
;
......@@ -4401,31 +4401,31 @@
;
(define_insn "*mulqf3_movqf_clobber"
[(set (match_operand:QF 0 "ext_low_reg_operand" "=q")
(mult:QF (match_operand:QF 1 "parallel_operand" "%q")
(match_operand:QF 2 "parallel_operand" "S<>")))
(set (match_operand:QF 3 "par_ind_operand" "=S<>")
(match_operand:QF 4 "ext_low_reg_operand" "q"))
[(set (match_operand:QF 0 "ext_low_reg_operand" "=q,q")
(mult:QF (match_operand:QF 1 "parallel_operand" "%q,S<>")
(match_operand:QF 2 "parallel_operand" "S<>,q")))
(set (match_operand:QF 3 "par_ind_operand" "=S<>,S<>")
(match_operand:QF 4 "ext_low_reg_operand" "q,q"))
(clobber (reg:CC 21))]
"TARGET_PARALLEL && valid_parallel_operands_5 (operands, QFmode)"
"mpyf3\\t%2,%1,%0\\n||\\tstf\\t%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc")])
;
; MPYF/SUBF
;
(define_insn "*mulqf3_subqf3_clobber"
[(set (match_operand:QF 0 "r0r1_reg_operand" "=t")
(mult:QF (match_operand:QF 1 "parallel_operand" "S<>q")
(match_operand:QF 2 "parallel_operand" "S<>q")))
(set (match_operand:QF 3 "r2r3_reg_operand" "=u")
(minus:QF (match_operand:QF 4 "parallel_operand" "S<>q")
(match_operand:QF 5 "parallel_operand" "S<>q")))
[(set (match_operand:QF 0 "r0r1_reg_operand" "=t,t")
(mult:QF (match_operand:QF 1 "parallel_operand" "S<>,q")
(match_operand:QF 2 "parallel_operand" "q,S<>")))
(set (match_operand:QF 3 "r2r3_reg_operand" "=u,u")
(minus:QF (match_operand:QF 4 "parallel_operand" "S<>,q")
(match_operand:QF 5 "parallel_operand" "q,S<>")))
(clobber (reg:CC 21))]
"TARGET_PARALLEL_MPY && valid_parallel_operands_6 (operands, QFmode)"
"mpyf3\\t%2,%1,%0\\n||\\tsubf3\\t%5,%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc")])
;
; MPYF/LDF 0
......@@ -4433,7 +4433,7 @@
(define_insn "*mulqf3_clrqf_clobber"
[(set (match_operand:QF 0 "r0r1_reg_operand" "=t")
(mult:QF (match_operand:QF 1 "par_ind_operand" "S<>")
(mult:QF (match_operand:QF 1 "par_ind_operand" "%S<>")
(match_operand:QF 2 "par_ind_operand" "S<>")))
(set (match_operand:QF 3 "r2r3_reg_operand" "=u")
(match_operand:QF 4 "fp_zero_operand" "G"))
......@@ -4494,30 +4494,30 @@
;
(define_insn "*addqi3_movqi_clobber"
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q")
(plus:QI (match_operand:QI 1 "parallel_operand" "%q")
(match_operand:QI 2 "parallel_operand" "S<>")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q"))
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q,q")
(plus:QI (match_operand:QI 1 "parallel_operand" "%q,S<>")
(match_operand:QI 2 "parallel_operand" "S<>,q")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>,S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q,q"))
(clobber (reg:CC 21))]
"TARGET_PARALLEL && valid_parallel_operands_5 (operands, QImode)"
"addi3\\t%2,%1,%0\\n||\\tsti\\t%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc")])
;
; AND/STI
;
(define_insn "*andqi3_movqi_clobber"
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q")
(and:QI (match_operand:QI 1 "parallel_operand" "%q")
(match_operand:QI 2 "parallel_operand" "S<>")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q"))
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q,q")
(and:QI (match_operand:QI 1 "parallel_operand" "%q,S<>")
(match_operand:QI 2 "parallel_operand" "S<>,q")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>,S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q,q"))
(clobber (reg:CC 21))]
"TARGET_PARALLEL && valid_parallel_operands_5 (operands, QImode)"
"and3\\t%2,%1,%0\\n||\\tsti\\t%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc")])
;
; ASH(left)/STI
......@@ -4583,17 +4583,17 @@
;
(define_insn "*mulqi3_addqi3_clobber"
[(set (match_operand:QI 0 "r0r1_reg_operand" "=t")
(mult:QI (match_operand:QI 1 "parallel_operand" "S<>q")
(match_operand:QI 2 "parallel_operand" "S<>q")))
(set (match_operand:QI 3 "r2r3_reg_operand" "=u")
(plus:QI (match_operand:QI 4 "parallel_operand" "S<>q")
(match_operand:QI 5 "parallel_operand" "S<>q")))
[(set (match_operand:QI 0 "r0r1_reg_operand" "=t,t,t,t")
(mult:QI (match_operand:QI 1 "parallel_operand" "%S<>!V,q,S<>!V,q")
(match_operand:QI 2 "parallel_operand" "q,S<>!V,S<>!V,q")))
(set (match_operand:QI 3 "r2r3_reg_operand" "=u,u,u,u")
(plus:QI (match_operand:QI 4 "parallel_operand" "%S<>!V,q,q,S<>!V")
(match_operand:QI 5 "parallel_operand" "q,S<>!V,q,S<>!V")))
(clobber (reg:CC 21))]
"TARGET_PARALLEL_MPY && TARGET_MPYI
&& valid_parallel_operands_6 (operands, QImode)"
"mpyi3\\t%2,%1,%0\\n||\\taddi3\\t%5,%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc,binarycc,binarycc")])
;
......@@ -4601,33 +4601,33 @@
;
(define_insn "*mulqi3_movqi_clobber"
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q")
(mult:QI (match_operand:QI 1 "parallel_operand" "%q")
(match_operand:QI 2 "parallel_operand" "S<>")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q"))
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q,q")
(mult:QI (match_operand:QI 1 "parallel_operand" "%q,S<>")
(match_operand:QI 2 "parallel_operand" "S<>,q")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>,S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q,q"))
(clobber (reg:CC 21))]
"TARGET_PARALLEL && TARGET_MPYI
&& valid_parallel_operands_5 (operands, QImode)"
"mpyi3\\t%2,%1,%0\\n||\\tsti\\t%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc")])
;
; MPYI/SUBI
;
(define_insn "*mulqi3_subqi3_clobber"
[(set (match_operand:QI 0 "r0r1_reg_operand" "=t")
(mult:QI (match_operand:QI 1 "parallel_operand" "S<>q")
(match_operand:QI 2 "parallel_operand" "S<>q")))
(set (match_operand:QI 3 "r2r3_reg_operand" "=u")
(minus:QI (match_operand:QI 4 "parallel_operand" "S<>q")
(match_operand:QI 5 "parallel_operand" "S<>q")))
[(set (match_operand:QI 0 "r0r1_reg_operand" "=t,t")
(mult:QI (match_operand:QI 1 "parallel_operand" "S<>,q")
(match_operand:QI 2 "parallel_operand" "q,S<>")))
(set (match_operand:QI 3 "r2r3_reg_operand" "=u,u")
(minus:QI (match_operand:QI 4 "parallel_operand" "S<>,q")
(match_operand:QI 5 "parallel_operand" "q,S<>")))
(clobber (reg:CC 21))]
"TARGET_PARALLEL_MPY && TARGET_MPYI
&& valid_parallel_operands_6 (operands, QImode)"
"mpyi3\\t%2,%1,%0\\n||\\tsubi3\\t%5,%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc")])
;
; MPYI/LDI 0
......@@ -4635,7 +4635,7 @@
(define_insn "*mulqi3_clrqi_clobber"
[(set (match_operand:QI 0 "r0r1_reg_operand" "=t")
(mult:QI (match_operand:QI 1 "par_ind_operand" "S<>")
(mult:QI (match_operand:QI 1 "par_ind_operand" "%S<>")
(match_operand:QI 2 "par_ind_operand" "S<>")))
(set (match_operand:QI 3 "r2r3_reg_operand" "=u")
(const_int 0))
......@@ -4677,15 +4677,15 @@
;
(define_insn "*iorqi3_movqi_clobber"
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q")
(ior:QI (match_operand:QI 1 "parallel_operand" "%q")
(match_operand:QI 2 "parallel_operand" "S<>")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q"))
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q,q")
(ior:QI (match_operand:QI 1 "parallel_operand" "%q,S<>")
(match_operand:QI 2 "parallel_operand" "S<>,q")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>,S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q,q"))
(clobber (reg:CC 21))]
"TARGET_PARALLEL && valid_parallel_operands_5 (operands, QImode)"
"or3\\t%2,%1,%0\\n||\\tsti\\t%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc")])
;
; SUBI/STI
......@@ -4693,8 +4693,8 @@
(define_insn "*subqi3_movqi_clobber"
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q")
(minus:QI (match_operand:QI 1 "ext_low_reg_operand" "q")
(match_operand:QI 2 "par_ind_operand" "S<>")))
(minus:QI (match_operand:QI 1 "par_ind_operand" "S<>")
(match_operand:QI 2 "ext_low_reg_operand" "q")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q"))
(clobber (reg:CC 21))]
......@@ -4707,15 +4707,15 @@
;
(define_insn "*xorqi3_movqi_clobber"
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q")
(xor:QI (match_operand:QI 1 "parallel_operand" "%q")
(match_operand:QI 2 "parallel_operand" "S<>")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q"))
[(set (match_operand:QI 0 "ext_low_reg_operand" "=q,q")
(xor:QI (match_operand:QI 1 "parallel_operand" "%q,S<>")
(match_operand:QI 2 "parallel_operand" "S<>,q")))
(set (match_operand:QI 3 "par_ind_operand" "=S<>,S<>")
(match_operand:QI 4 "ext_low_reg_operand" "q,q"))
(clobber (reg:CC 21))]
"TARGET_PARALLEL && valid_parallel_operands_5 (operands, QImode)"
"xor3\\t%2,%1,%0\\n||\\tsti\\t%4,%3"
[(set_attr "type" "binarycc")])
[(set_attr "type" "binarycc,binarycc")])
;
; BRANCH/CALL INSTRUCTIONS
......
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