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c4x-protos.h, [...]: Add new functions nonimmediate_src_operand and nonimmediate_lsrc_operand to...

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* c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
	nonimmediate_src_operand and nonimmediate_lsrc_operand to
	disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.

From-SVN: r50266
This commit is contained in:
Herman A.J. ten Brugge 2002-03-04 00:05:33 +01:00 committed by Michael Hayes
parent d8d7c3c3e3
commit 65f2f288e4
5 changed files with 54 additions and 8 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
* c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
nonimmediate_src_operand and nonimmediate_lsrc_operand to
disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
2002-03-03 Richard Henderson <rth@redhat.com>
* toplev.c (rest_of_decl_compilation): Revert last two changes.

4
gcc/config/c4x/c4x-protos.h
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@ -157,6 +157,10 @@ extern int lsrc_operand PARAMS ((rtx, enum machine_mode));
extern int tsrc_operand PARAMS ((rtx, enum machine_mode));
extern int nonimmediate_src_operand PARAMS ((rtx, enum machine_mode));
extern int nonimmediate_lsrc_operand PARAMS ((rtx, enum machine_mode));
extern int addr_reg_operand PARAMS ((rtx, enum machine_mode));
extern int index_reg_operand PARAMS ((rtx, enum machine_mode));

28
gcc/config/c4x/c4x.c
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@ -3465,6 +3465,34 @@ tsrc_operand (op, mode)
}
/* Check src operand of two operand non immedidate instructions. */
int
nonimmediate_src_operand (op, mode)
rtx op;
enum machine_mode mode;
{
if (GET_CODE (op) == CONST_INT || GET_CODE (op) == CONST_DOUBLE)
return 0;
return src_operand (op, mode);
}
/* Check logical src operand of two operand non immedidate instructions. */
int
nonimmediate_lsrc_operand (op, mode)
rtx op;
enum machine_mode mode;
{
if (GET_CODE (op) == CONST_INT || GET_CODE (op) == CONST_DOUBLE)
return 0;
return lsrc_operand (op, mode);
}
int
reg_or_const_operand (op, mode)
rtx op;

2
gcc/config/c4x/c4x.h
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@ -2288,6 +2288,8 @@ if (final_sequence != NULL_RTX) \
{"src_hi_operand", {SUBREG, REG, MEM, CONST_DOUBLE}}, \
{"lsrc_operand", {SUBREG, REG, MEM, CONST_INT, CONST_DOUBLE}}, \
{"tsrc_operand", {SUBREG, REG, MEM, CONST_INT, CONST_DOUBLE}}, \
{"nonimmediate_src_operand", {SUBREG, REG, MEM}}, \
{"nonimmediate_lsrc_operand", {SUBREG, REG, MEM}}, \
{"any_operand", {SUBREG, REG, MEM, CONST_INT, CONST_DOUBLE}}, \
{"par_ind_operand", {MEM}}, \
{"parallel_operand", {SUBREG, REG, MEM}}, \

22
gcc/config/c4x/c4x.md
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@ -2354,8 +2354,10 @@
(truncate:QI
(lshiftrt:HI
(mult:HI
(zero_extend:HI (match_operand:QI 1 "src_operand" ""))
(zero_extend:HI (match_operand:QI 2 "lsrc_operand" "")))
(zero_extend:HI (match_operand:QI 1
"nonimmediate_src_operand" ""))
(zero_extend:HI (match_operand:QI 2
"nonimmediate_lsrc_operand" "")))
(const_int 32))))
(clobber (reg:CC_NOOV 21))])]
""
@ -2372,8 +2374,10 @@
(truncate:QI
(lshiftrt:HI
(mult:HI
(zero_extend:HI (match_operand:QI 1 "src_operand" "%0,rR,rS<>,0,rR,rS<>"))
(zero_extend:HI (match_operand:QI 2 "lsrc_operand" "rLm,JR,rS<>,rLm,JR,rS<>")))
(zero_extend:HI (match_operand:QI 1
"nonimmediate_src_operand" "%0,rR,rS<>,0,rR,rS<>"))
(zero_extend:HI (match_operand:QI 2
"nonimmediate_lsrc_operand" "rm,R,rS<>,rm,R,rS<>")))
(const_int 32))))
(clobber (reg:CC_NOOV 21))]
"! TARGET_C3X && valid_operands (MULT, operands, QImode)"
@ -2392,8 +2396,10 @@
(truncate:QI
(lshiftrt:HI
(mult:HI
(zero_extend:HI (match_operand:QI 1 "src_operand" "0,rR,rS<>"))
(zero_extend:HI (match_operand:QI 2 "lsrc_operand" "rLm,JR,rS<>")))
(zero_extend:HI (match_operand:QI 1
"nonimmediate_src_operand" "0,rR,rS<>"))
(zero_extend:HI (match_operand:QI 2
"nonimmediate_lsrc_operand" "rm,R,rS<>")))
(const_int 32))))]
"! TARGET_C3X && valid_operands (MULT, operands, QImode)"
"@
@ -6450,7 +6456,7 @@
(define_insn "zero_extendqihi2"
[(set (match_operand:HI 0 "reg_operand" "=?dc")
(zero_extend:HI (match_operand:QI 1 "src_operand" "rIm")))
(zero_extend:HI (match_operand:QI 1 "nonimmediate_src_operand" "rm")))
(clobber (reg:CC 21))]
""
"#"
@ -6460,7 +6466,7 @@
; the first set.
(define_split
[(set (match_operand:HI 0 "reg_operand" "")
(zero_extend:HI (match_operand:QI 1 "src_operand" "")))
(zero_extend:HI (match_operand:QI 1 "nonimmediate_src_operand" "")))
(clobber (reg:CC 21))]
"reload_completed"
[(set (match_dup 2) (match_dup 1))