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riscv-gcc-1
Commit 5f2f13fd by DJ Delorie Committed by Nick Clifton
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rx.h (HAVE_PRE_DECREMENT): Fix typo. 

	* config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
	* config/rx/rx.c (CC_FLAG_FP): Fix comment.
	(rx_is_legitimate_address): Add pre-decrement and post-increment
	addressing in HImode and QImode.  Fix test for out of range
	REG+INT addressing.
	(rx_legitimate_constant_p): Rename ro rx_is_legitimate_constant.
	(rx_align_for_label): Test label before extracting its usage
	count.
	(rx_adjust_insn_lengths): Fix selection of insn codes.
	(TARGET_LEGITIMNATE_CONSTANT_P): Use renamed function.

Co-Authored-By: Nick Clifton <nickc@redhat.com>

From-SVN: r173695
parent 57421f45
Showing with 36 additions and 13 deletions
gcc/ChangeLog
2011-05-12 DJ Delorie <dj@redhat.com>
Nick Clifton <nickc@redhat.com>
* config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
* config/rx/rx.c (CC_FLAG_FP): Fix comment.
(rx_is_legitimate_address): Add pre-decrement and post-increment
addressing in HImode and QImode. Fix test for out of range
REG+INT addressing.
(rx_legitimate_constant_p): Rename ro rx_is_legitimate_constant.
(rx_align_for_label): Test label before extracting its usage
count.
(rx_adjust_insn_lengths): Fix selection of insn codes.
(TARGET_LEGITIMNATE_CONSTANT_P): Use renamed function.
(rx_builtins): New arrays - holds builtin functions.
(ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
created builtin into rx_builtins array.
(rx_builtin_decl): New function.
(TARGET_BUITLIN_DECL): Define.
Include gt-rx.h.
2011-05-11 Jason Merrill <jason@redhat.com>
* tree.c (type_hash_canon): Use struct tree_type_non_common.
......
gcc/config/rx/rx.c
......@@ -58,7 +58,7 @@ static void rx_print_operand (FILE *, rtx, int);
#define CC_FLAG_Z (1 << 1)
#define CC_FLAG_O (1 << 2)
#define CC_FLAG_C (1 << 3)
#define CC_FLAG_FP (1 << 4) /* fake, to differentiate CC_Fmode */
#define CC_FLAG_FP (1 << 4) /* Fake, to differentiate CC_Fmode. */
static unsigned int flags_from_mode (enum machine_mode mode);
static unsigned int flags_from_code (enum rtx_code code);
......@@ -85,7 +85,9 @@ rx_is_legitimate_address (enum machine_mode mode, rtx x,
/* Register Indirect. */
return true;
if (GET_MODE_SIZE (mode) <= 4
if ((GET_MODE_SIZE (mode) == 4
|| GET_MODE_SIZE (mode) == 2
|| GET_MODE_SIZE (mode) == 1)
&& (GET_CODE (x) == PRE_DEC || GET_CODE (x) == POST_INC))
/* Pre-decrement Register Indirect or
Post-increment Register Indirect. */
......@@ -125,7 +127,7 @@ rx_is_legitimate_address (enum machine_mode mode, rtx x,
case 1: factor = 1; break;
}
if (val >= (0x10000 * factor))
if (val > (65535 * factor))
return false;
return (val % factor) == 0;
}
......@@ -1349,7 +1351,7 @@ gen_safe_add (rtx dest, rtx src, rtx val, bool is_frame_related)
insn = emit_insn (gen_addsi3 (dest, src, val));
else
{
/* Wrap VAL in an UNSPEC so that rx_legitimate_constant_p
/* Wrap VAL in an UNSPEC so that rx_is_legitimate_constant
will not reject it. */
val = gen_rtx_CONST (SImode, gen_rtx_UNSPEC (SImode, gen_rtvec (1, val), UNSPEC_CONST));
insn = emit_insn (gen_addsi3 (dest, src, val));
......@@ -1932,7 +1934,7 @@ static void
rx_init_builtins (void)
{
#define ADD_RX_BUILTIN1(UC_NAME, LC_NAME, RET_TYPE, ARG_TYPE) \
add_builtin_function ("__builtin_rx_" LC_NAME, \
add_builtin_function ("__builtin_rx_" LC_NAME, \
build_function_type_list (RET_TYPE##_type_node, \
ARG_TYPE##_type_node, \
NULL_TREE), \
......@@ -2448,7 +2450,7 @@ rx_is_ms_bitfield_layout (const_tree record_type ATTRIBUTE_UNUSED)
operand on the RX. X is already known to satisfy CONSTANT_P. */
bool
rx_legitimate_constant_p (enum machine_mode mode ATTRIBUTE_UNUSED, rtx x)
rx_is_legitimate_constant (enum machine_mode mode ATTRIBUTE_UNUSED, rtx x)
{
switch (GET_CODE (x))
{
......@@ -2782,7 +2784,7 @@ rx_align_for_label (rtx lab, int uses_threshold)
because the delay due to the inserted NOPs would be greater than the delay
due to the misaligned branch. If uses_threshold is zero then the alignment
is always useful. */
if (LABEL_NUSES (lab) < uses_threshold)
if (LABEL_P (lab) && LABEL_NUSES (lab) < uses_threshold)
return 0;
return optimize_size ? 1 : 3;
......@@ -2837,7 +2839,7 @@ rx_adjust_insn_length (rtx insn, int current_length)
case CODE_FOR_smaxsi3_zero_extendhi:
case CODE_FOR_sminsi3_zero_extendhi:
case CODE_FOR_multsi3_zero_extendhi:
case CODE_FOR_comparesi3_zero_extendqi:
case CODE_FOR_comparesi3_zero_extendhi:
zero = true;
factor = 2;
break;
......@@ -2852,7 +2854,7 @@ rx_adjust_insn_length (rtx insn, int current_length)
case CODE_FOR_smaxsi3_sign_extendhi:
case CODE_FOR_sminsi3_sign_extendhi:
case CODE_FOR_multsi3_sign_extendhi:
case CODE_FOR_comparesi3_zero_extendhi:
case CODE_FOR_comparesi3_sign_extendhi:
zero = false;
factor = 2;
break;
......@@ -2867,7 +2869,7 @@ rx_adjust_insn_length (rtx insn, int current_length)
case CODE_FOR_smaxsi3_zero_extendqi:
case CODE_FOR_sminsi3_zero_extendqi:
case CODE_FOR_multsi3_zero_extendqi:
case CODE_FOR_comparesi3_sign_extendqi:
case CODE_FOR_comparesi3_zero_extendqi:
zero = true;
factor = 1;
break;
......@@ -2882,7 +2884,7 @@ rx_adjust_insn_length (rtx insn, int current_length)
case CODE_FOR_smaxsi3_sign_extendqi:
case CODE_FOR_sminsi3_sign_extendqi:
case CODE_FOR_multsi3_sign_extendqi:
case CODE_FOR_comparesi3_sign_extendhi:
case CODE_FOR_comparesi3_sign_extendqi:
zero = false;
factor = 1;
break;
......@@ -3062,7 +3064,7 @@ rx_adjust_insn_length (rtx insn, int current_length)
#define TARGET_FLAGS_REGNUM CC_REG
#undef TARGET_LEGITIMATE_CONSTANT_P
#define TARGET_LEGITIMATE_CONSTANT_P rx_legitimate_constant_p
#define TARGET_LEGITIMATE_CONSTANT_P rx_is_legitimate_constant
struct gcc_target targetm = TARGET_INITIALIZER;
......
gcc/config/rx/rx.h
......@@ -144,7 +144,7 @@
#define TRULY_NOOP_TRUNCATION(OUTPREC, INPREC) 1
#define HAVE_PRE_DECCREMENT 1
#define HAVE_PRE_DECREMENT 1
#define HAVE_POST_INCREMENT 1
#define MOVE_RATIO(SPEED) ((SPEED) ? 4 : 2)
......
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