* config/m68hc11/m68hc11.md ("umaxqi3"): Use TARGET_MIN_MAX.
("uminqi3"): Likewise.
("uminhi3", "umaxhi3"): Likewise.
* config/m68hc11/m68hc11.h (MASK_MIN_MAX): Define.
(TARGET_MIN_MAX): Define.
(TARGET_SWITCHES): New option -minmax/-mnominmax.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@56284
138bc75d-0d04-0410-961f-
82ee72b054a4
2002-08-14 Stephane Carrez <stcarrez@nerim.fr>
+ * doc/invoke.texi: Document -minmax for 68HC12.
+
+ * config/m68hc11/m68hc11.md ("umaxqi3"): Use TARGET_MIN_MAX.
+ ("uminqi3"): Likewise.
+ ("uminhi3", "umaxhi3"): Likewise.
+
+ * config/m68hc11/m68hc11.h (MASK_MIN_MAX): Define.
+ (TARGET_MIN_MAX): Define.
+ (TARGET_SWITCHES): New option -minmax/-mnominmax.
+
+2002-08-14 Stephane Carrez <stcarrez@nerim.fr>
+
* config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build __far_trampoline.
(MULTILIB_OPTIONS): Must also generate for -mlong-calls.
target_flags &= ~TARGET_DEFAULT;
if (!TARGET_M6812)
- target_flags &= ~TARGET_AUTO_INC_DEC;
+ target_flags &= ~(TARGET_AUTO_INC_DEC | TARGET_MIN_MAX);
m68hc11_cost = &m6811_cost;
m68hc11_min_offset = 0;
m68hc11_max_offset = 256;
m68hc11_sp_correction = 0;
m68hc11_tmp_regs_class = TMP_REGS;
target_flags &= ~MASK_M6811;
- target_flags |= MASK_NO_DIRECT_MODE;
+ target_flags |= MASK_NO_DIRECT_MODE | MASK_MIN_MAX;
if (m68hc11_soft_reg_count == 0)
m68hc11_soft_reg_count = "0";
#define MASK_M6811 0010
#define MASK_M6812 0020
#define MASK_NO_DIRECT_MODE 0040
+#define MASK_MIN_MAX 0100
#define MASK_LONG_CALLS 0200
#define TARGET_OP_TIME (optimize && optimize_size == 0)
#define TARGET_M6811 (target_flags & MASK_M6811)
#define TARGET_M6812 (target_flags & MASK_M6812)
#define TARGET_AUTO_INC_DEC (target_flags & MASK_AUTO_INC_DEC)
+#define TARGET_MIN_MAX (target_flags & MASK_MIN_MAX)
#define TARGET_NO_DIRECT_MODE (target_flags & MASK_NO_DIRECT_MODE)
#define TARGET_RELAX (TARGET_NO_DIRECT_MODE)
#define TARGET_LONG_CALLS (target_flags & MASK_LONG_CALLS)
N_("Auto pre/post decrement increment allowed")}, \
{ "noauto-incdec", - MASK_AUTO_INC_DEC, \
N_("Auto pre/post decrement increment not allowed")}, \
+ { "inmax", MASK_MIN_MAX, \
+ N_("Min/max instructions allowed")}, \
+ { "nominmax", MASK_MIN_MAX, \
+ N_("Min/max instructions not allowed")}, \
{ "long-calls", MASK_LONG_CALLS, \
N_("Use call and rtc for function calls and returns")}, \
{ "nolong-calls", - MASK_LONG_CALLS, \
[(set (match_operand:QI 0 "nonimmediate_operand" "=d,m")
(umin:QI (match_operand:QI 1 "nonimmediate_operand" "%0,0")
(match_operand:QI 2 "general_operand" "m,d")))]
- "TARGET_M6812"
+ "TARGET_M6812 && TARGET_MIN_MAX"
"*
{
/* Flags are set according to (sub:QI (operand 1) (operand2)).
[(set (match_operand:QI 0 "nonimmediate_operand" "=d,m")
(umax:QI (match_operand:QI 1 "nonimmediate_operand" "%0,0")
(match_operand:QI 2 "general_operand" "m,d")))]
- "TARGET_M6812"
+ "TARGET_M6812 && TARGET_MIN_MAX"
"*
{
/* Flags are set according to (sub:QI (operand 1) (operand2)).
[(set (match_operand:HI 0 "nonimmediate_operand" "=d,m")
(umin:HI (match_operand:HI 1 "nonimmediate_operand" "%0,0")
(match_operand:HI 2 "general_operand" "m,d")))]
- "TARGET_M6812"
+ "TARGET_M6812 && TARGET_MIN_MAX"
"*
{
/* Flags are set according to (sub:HI (operand 1) (operand2)). */
[(set (match_operand:HI 0 "nonimmediate_operand" "=d,m")
(umax:HI (match_operand:HI 1 "nonimmediate_operand" "%0,0")
(match_operand:HI 2 "general_operand" "m,d")))]
- "TARGET_M6812"
+ "TARGET_M6812 && TARGET_MIN_MAX"
"*
{
/* Flags are set according to (sub:HI (operand 1) (operand2)). */
@emph{M68hc1x Options}
@gccoptlist{
-m6811 -m6812 -m68hc11 -m68hc12 @gol
--mauto-incdec -mlong-calls -mshort -msoft-reg-count=@var{count}}
+-mauto-incdec -minmax -mlong-calls -mshort -msoft-reg-count=@var{count}}
@emph{VAX Options}
@gccoptlist{
Enable the use of 68HC12 pre and post auto-increment and auto-decrement
addressing modes.
+@item -minmax
+@itemx -nominmax
+@opindex minmax
+@opindex mnominmax
+Enable the use of 68HC12 min and max instructions.
+
@item -mlong-calls
@itemx -mno-long-calls
@opindex mlong-calls