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riscv-gcc-1
Commit b8074dbe by Denis Chertykov Committed by Denis Chertykov
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ip2k.c (ip2k_set_compare): Remove all const_double stuff. 

	* config/ip2k/ip2k.c (ip2k_set_compare): Remove all const_double
	stuff.
	(ip2k_gen_unsigned_comp_branch): Handle CONST_INT and
	CONST_DOUBLE constants.

From-SVN: r56686
parent 4c322bff
Showing with 101 additions and 83 deletions
gcc/ChangeLog
2002-08-30 Denis Chertykov <denisc@overta.ru>
* config/ip2k/ip2k.c (ip2k_set_compare): Remove all const_double
stuff.
(ip2k_gen_unsigned_comp_branch): Handle CONST_INT and
CONST_DOUBLE constants.
2002-08-30 Jason Thorpe <thorpej@wasabisystems.com>
* config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Move language-
......
gcc/config/ip2k/ip2k.c
......@@ -1075,25 +1075,6 @@ ip2k_set_compare (x, y)
rtx x;
rtx y;
{
/* If we're doing a DImode compare then force any CONST_INT second
operand to be CONST_DOUBLE. */
if (GET_MODE (x) == DImode && GET_CODE (y) == CONST_INT)
{
rtx value;
size_t i;
value = rtx_alloc (CONST_DOUBLE);
PUT_MODE (value, VOIDmode);
CONST_DOUBLE_LOW (value) = INTVAL (y);
CONST_DOUBLE_HIGH (value) = INTVAL (y) > 0 ? 0 : -1;
for (i = 2; i < (sizeof CONST_DOUBLE_FORMAT - 1); i++)
XWINT (value, i) = 0;
y = value;
}
ip2k_compare_operands[0] = x;
ip2k_compare_operands[1] = y;
return "";
......@@ -1675,6 +1656,8 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
int imm_cmp = 0;
int can_use_skip = 0;
rtx ninsn;
HOST_WIDE_INT const_low;
HOST_WIDE_INT const_high;
operands[2] = label;
......@@ -2332,10 +2315,10 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
{
if (INTVAL (operands[0]) == 0)
{
OUT_AS2 (mov, w, %A0);
OUT_AS2 (or, w, %B0);
OUT_AS2 (or, w, %C0);
OUT_AS2 (or, w, %D0);
OUT_AS2 (mov, w, %A1);
OUT_AS2 (or, w, %B1);
OUT_AS2 (or, w, %C1);
OUT_AS2 (or, w, %D1);
OUT_AS1 (snz,);
OUT_AS1 (page, %2);
OUT_AS1 (jmp, %2);
......@@ -2377,10 +2360,10 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
{
if (INTVAL (operands[0]) == 0)
{
OUT_AS2 (mov, w, %A0);
OUT_AS2 (or, w, %B0);
OUT_AS2 (or, w, %C0);
OUT_AS2 (or, w, %D0);
OUT_AS2 (mov, w, %A1);
OUT_AS2 (or, w, %B1);
OUT_AS2 (or, w, %C1);
OUT_AS2 (or, w, %D1);
OUT_AS1 (sz,);
OUT_AS1 (page, %2);
OUT_AS1 (jmp, %2);
......@@ -2465,6 +2448,16 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
break;
case DImode:
if (GET_CODE (operands[1]) == CONST_INT)
{
const_low = INTVAL (operands[1]);
const_high = (const_low >= 0) - 1;
}
else if (GET_CODE (operands[1]) == CONST_DOUBLE)
{
const_low = CONST_DOUBLE_LOW (operands[1]);
const_high = CONST_DOUBLE_HIGH (operands[1]);
}
switch (code)
{
case EQ:
......@@ -2519,14 +2512,14 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
{
if (imm_cmp)
{
s = (CONST_DOUBLE_HIGH (operands[1]) >> 24) & 0xff;
t = (CONST_DOUBLE_HIGH (operands[1]) >> 16) & 0xff;
u = (CONST_DOUBLE_HIGH (operands[1]) >> 8) & 0xff;
v = CONST_DOUBLE_HIGH (operands[1]) & 0xff;
w = (CONST_DOUBLE_LOW (operands[1]) >> 24) & 0xff;
x = (CONST_DOUBLE_LOW (operands[1]) >> 16) & 0xff;
y = (CONST_DOUBLE_LOW (operands[1]) >> 8) & 0xff;
z = CONST_DOUBLE_LOW (operands[1]) & 0xff;
s = (const_high >> 24) & 0xff;
t = (const_high >> 16) & 0xff;
u = (const_high >> 8) & 0xff;
v = const_high & 0xff;
w = (const_low >> 24) & 0xff;
x = (const_low >> 16) & 0xff;
y = (const_low >> 8) & 0xff;
z = const_low & 0xff;
}
OUT_AS2 (mov, w, %S1);
......@@ -2648,14 +2641,14 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
{
if (imm_cmp)
{
s = (CONST_DOUBLE_HIGH (operands[1]) >> 24) & 0xff;
t = (CONST_DOUBLE_HIGH (operands[1]) >> 16) & 0xff;
u = (CONST_DOUBLE_HIGH (operands[1]) >> 8) & 0xff;
v = CONST_DOUBLE_HIGH (operands[1]) & 0xff;
w = (CONST_DOUBLE_LOW (operands[1]) >> 24) & 0xff;
x = (CONST_DOUBLE_LOW (operands[1]) >> 16) & 0xff;
y = (CONST_DOUBLE_LOW (operands[1]) >> 8) & 0xff;
z = CONST_DOUBLE_LOW (operands[1]) & 0xff;
s = (const_high >> 24) & 0xff;
t = (const_high >> 16) & 0xff;
u = (const_high >> 8) & 0xff;
v = const_high & 0xff;
w = (const_low >> 24) & 0xff;
x = (const_low >> 16) & 0xff;
y = (const_low >> 8) & 0xff;
z = const_low & 0xff;
}
OUT_AS2 (mov, w, %S1);
......@@ -2734,13 +2727,11 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
if (imm_sub)
{
/* > 0xffffffffffffffff never suceeds! */
if (((CONST_DOUBLE_HIGH (operands[1]) & 0xffffffff)
!= 0xffffffff)
|| ((CONST_DOUBLE_LOW (operands[1]) & 0xffffffff)
!= 0xffffffff))
if (((const_high & 0xffffffff) != 0xffffffff)
|| ((const_low & 0xffffffff) != 0xffffffff))
{
operands[3] = GEN_INT (CONST_DOUBLE_LOW (operands[1]) + 1);
operands[4] = GEN_INT (CONST_DOUBLE_HIGH (operands[1])
operands[3] = GEN_INT (const_low + 1);
operands[4] = GEN_INT (const_high
+ (INTVAL (operands[3]) ? 0 : 1));
OUT_AS2 (mov, w, %D3);
OUT_AS2 (sub, w, %Z0);
......@@ -2790,27 +2781,38 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
case GEU:
if (imm_sub)
{
if ((CONST_DOUBLE_HIGH (operands[0]) == 0)
&& (CONST_DOUBLE_LOW (operands[0]) == 0))
HOST_WIDE_INT const_low0;
HOST_WIDE_INT const_high0;
if (GET_CODE (operands[0]) == CONST_INT)
{
OUT_AS2 (mov, w, %S0);
OUT_AS2 (or, w, %T0);
OUT_AS2 (or, w, %U0);
OUT_AS2 (or, w, %V0);
OUT_AS2 (or, w, %W0);
OUT_AS2 (or, w, %X0);
OUT_AS2 (or, w, %Y0);
OUT_AS2 (or, w, %Z0);
const_low0 = INTVAL (operands[0]);
const_high0 = (const_low >= 0) - 1;
}
else if (GET_CODE (operands[0]) == CONST_DOUBLE)
{
const_low0 = CONST_DOUBLE_LOW (operands[0]);
const_high0 = CONST_DOUBLE_HIGH (operands[0]);
}
if (const_high0 == 0 && const_low0 == 0)
{
OUT_AS2 (mov, w, %S1);
OUT_AS2 (or, w, %T1);
OUT_AS2 (or, w, %U1);
OUT_AS2 (or, w, %V1);
OUT_AS2 (or, w, %W1);
OUT_AS2 (or, w, %X1);
OUT_AS2 (or, w, %Y1);
OUT_AS2 (or, w, %Z1);
OUT_AS1 (snz,);
OUT_AS1 (page, %2);
OUT_AS1 (jmp, %2);
}
else
{
operands[3] = GEN_INT (CONST_DOUBLE_LOW (operands[0]) - 1);
operands[4] = GEN_INT (CONST_DOUBLE_HIGH (operands[0])
- (CONST_DOUBLE_LOW (operands[0])
? 1 : 0));
operands[3] = GEN_INT (const_low0 - 1);
operands[4] = GEN_INT (const_high0 - (const_low0 ? 1 : 0));
OUT_AS2 (mov, w, %D3);
OUT_AS2 (sub, w, %Z1);
OUT_AS2 (mov, w, %C3);
......@@ -2859,27 +2861,38 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
case LTU:
if (imm_sub)
{
if ((CONST_DOUBLE_HIGH (operands[0]) == 0)
&& (CONST_DOUBLE_LOW (operands[0]) == 0))
HOST_WIDE_INT const_low0;
HOST_WIDE_INT const_high0;
if (GET_CODE (operands[0]) == CONST_INT)
{
const_low0 = INTVAL (operands[0]);
const_high0 = (const_low >= 0) - 1;
}
else if (GET_CODE (operands[0]) == CONST_DOUBLE)
{
const_low0 = CONST_DOUBLE_LOW (operands[0]);
const_high0 = CONST_DOUBLE_HIGH (operands[0]);
}
if (const_high0 == 0 && const_low0 == 0)
{
OUT_AS2 (mov, w, %S0);
OUT_AS2 (or, w, %T0);
OUT_AS2 (or, w, %U0);
OUT_AS2 (or, w, %V0);
OUT_AS2 (or, w, %W0);
OUT_AS2 (or, w, %X0);
OUT_AS2 (or, w, %Y0);
OUT_AS2 (or, w, %Z0);
OUT_AS2 (mov, w, %S1);
OUT_AS2 (or, w, %T1);
OUT_AS2 (or, w, %U1);
OUT_AS2 (or, w, %V1);
OUT_AS2 (or, w, %W1);
OUT_AS2 (or, w, %X1);
OUT_AS2 (or, w, %Y1);
OUT_AS2 (or, w, %Z1);
OUT_AS1 (sz,);
OUT_AS1 (page, %2);
OUT_AS1 (jmp, %2);
}
else
{
operands[3] = GEN_INT (CONST_DOUBLE_LOW (operands[0]) - 1);
operands[4] = GEN_INT (CONST_DOUBLE_HIGH (operands[0])
- (CONST_DOUBLE_LOW (operands[0])
? 1 : 0));
operands[3] = GEN_INT (const_low0 - 1);
operands[4] = GEN_INT (const_high0 - (const_low0 ? 1 : 0));
OUT_AS2 (mov, w, %D3);
OUT_AS2 (sub, w, %Z1);
OUT_AS2 (mov, w, %C3);
......@@ -2928,10 +2941,8 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
case LEU:
if (imm_sub)
{
if (((CONST_DOUBLE_HIGH (operands[1]) & 0xffffffff)
== 0xffffffff)
&& ((CONST_DOUBLE_LOW (operands[1]) & 0xffffffff)
== 0xffffffff))
if (((const_high & 0xffffffff) == 0xffffffff)
&& ((const_low & 0xffffffff) == 0xffffffff))
{
/* <= 0xffffffffffffffff always suceeds. */
OUT_AS1 (page, %2);
......@@ -2939,8 +2950,8 @@ ip2k_gen_unsigned_comp_branch (insn, code, label)
}
else
{
operands[3] = GEN_INT (CONST_DOUBLE_LOW (operands[1]) + 1);
operands[4] = GEN_INT (CONST_DOUBLE_HIGH (operands[1])
operands[3] = GEN_INT (const_low + 1);
operands[4] = GEN_INT (const_high
+ (INTVAL (operands[3]) ? 0 : 1));
OUT_AS2 (mov, w, %D3);
OUT_AS2 (sub, w, %Z0);
......
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