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bid128_div.c (BID128_FUNCTION_ARG2): Remove unused variable 'Ql'. 

* bid128_div.c (BID128_FUNCTION_ARG2): Remove unused variable 'Ql'.
	Call __mul_128x128_high instead of __mul_128x128_full.
	(TYPE0_FUNCTION_ARGTYPE1_ARGTYPE2): Ditto.
	(BID128_FUNCTION_ARGTYPE1_ARG128): Ditto.
	(BID128_FUNCTION_ARG128_ARGTYPE2): Ditto.
	* bid64_div.c (TYPE0_FUNCTION_ARGTYPE1_ARG128): Ditto.
	(TYPE0_FUNCTION_ARG128_ARGTYPE2): Ditto.
	(TYPE0_FUNCTION_ARG128_ARG128): Ditto.

From-SVN: r211424
This commit is contained in:
Uros Bizjak 2014-06-10 20:27:02 +02:00 committed by Uros Bizjak
parent 060269c481
commit 0b6df8243c
3 changed files with 36 additions and 25 deletions
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11
libgcc/config/libbid/ChangeLog
View File

@ -1,3 +1,14 @@
2014-06-10 Uros Bizjak <ubizjak@gmail.com>
* bid128_div.c (BID128_FUNCTION_ARG2): Remove unused variable 'Ql'.
Call __mul_128x128_high instead of __mul_128x128_full.
(TYPE0_FUNCTION_ARGTYPE1_ARGTYPE2): Ditto.
(BID128_FUNCTION_ARGTYPE1_ARG128): Ditto.
(BID128_FUNCTION_ARG128_ARGTYPE2): Ditto.
* bid64_div.c (TYPE0_FUNCTION_ARGTYPE1_ARG128): Ditto.
(TYPE0_FUNCTION_ARG128_ARGTYPE2): Ditto.
(TYPE0_FUNCTION_ARG128_ARG128): Ditto.
2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
Update copyright years

24
libgcc/config/libbid/bid128_div.c
View File

@ -36,7 +36,7 @@ extern UINT8 packed_10000_zeros[];
BID128_FUNCTION_ARG2 (bid128_div, x, y)
UINT256 CA4, CA4r, P256;
UINT128 CX, CY, T128, CQ, CR, CA, TP128, Qh, Ql, res;
UINT128 CX, CY, T128, CQ, CR, CA, TP128, Qh, res;
UINT64 sign_x, sign_y, T, carry64, D, Q_high, Q_low, QX, PD,
valid_y;
int_float fx, fy, f64;
@ -239,7 +239,7 @@ if (!CA4.w[0] && !CA4.w[1])
if (d5 < nzeros)
nzeros = d5;
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
amount = recip_scale[nzeros];
@ -365,7 +365,7 @@ if (!CA4.w[0] && !CA4.w[1])
if (nzeros) {
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
//now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
amount = recip_scale[nzeros];
@ -487,7 +487,7 @@ TYPE0_FUNCTION_ARGTYPE1_ARGTYPE2 (UINT128, bid128dd_div, UINT64, x,
UINT64, y)
UINT256 CA4, CA4r, P256;
UINT128 CX, CY, T128, CQ, CR, CA, TP128, Qh, Ql, res;
UINT128 CX, CY, T128, CQ, CR, CA, TP128, Qh, res;
UINT64 sign_x, sign_y, T, carry64, D, Q_high, Q_low, QX, PD,
valid_y;
int_float fx, fy, f64;
@ -701,7 +701,7 @@ __div_256_by_128 (&CQ, &CA4, CY);
if (d5 < nzeros)
nzeros = d5;
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
//__mul_128x128_to_256(P256, CQ, reciprocals10_128[nzeros]);Qh.w[1]=P256.w[3];Qh.w[0]=P256.w[2];
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
@ -829,7 +829,7 @@ __div_256_by_128 (&CQ, &CA4, CY);
if (nzeros) {
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
amount = recip_scale[nzeros];
@ -946,7 +946,7 @@ BID_RETURN (res);
BID128_FUNCTION_ARGTYPE1_ARG128 (bid128dq_div, UINT64, x, y)
UINT256 CA4, CA4r, P256;
UINT128 CX, CY, T128, CQ, CR, CA, TP128, Qh, Ql, res;
UINT128 CX, CY, T128, CQ, CR, CA, TP128, Qh, res;
UINT64 sign_x, sign_y, T, carry64, D, Q_high, Q_low, QX, valid_y,
PD;
int_float fx, fy, f64;
@ -1155,7 +1155,7 @@ __div_256_by_128 (&CQ, &CA4, CY);
if (d5 < nzeros)
nzeros = d5;
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
//__mul_128x128_to_256(P256, CQ, reciprocals10_128[nzeros]);Qh.w[1]=P256.w[3];Qh.w[0]=P256.w[2];
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
@ -1285,7 +1285,7 @@ __div_256_by_128 (&CQ, &CA4, CY);
if (nzeros) {
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
amount = recip_scale[nzeros];
@ -1403,7 +1403,7 @@ BID_RETURN (res);
BID128_FUNCTION_ARG128_ARGTYPE2 (bid128qd_div, x, UINT64, y)
UINT256 CA4, CA4r, P256;
UINT128 CX, CY, T128, CQ, CR, CA, TP128, Qh, Ql, res;
UINT128 CX, CY, T128, CQ, CR, CA, TP128, Qh, res;
UINT64 sign_x, sign_y, T, carry64, D, Q_high, Q_low, QX, PD,
valid_y;
int_float fx, fy, f64;
@ -1607,7 +1607,7 @@ __div_256_by_128 (&CQ, &CA4, CY);
if (d5 < nzeros)
nzeros = d5;
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
//__mul_128x128_to_256(P256, CQ, reciprocals10_128[nzeros]);Qh.w[1]=P256.w[3];Qh.w[0]=P256.w[2];
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
@ -1735,7 +1735,7 @@ __div_256_by_128 (&CQ, &CA4, CY);
if (nzeros) {
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
amount = recip_scale[nzeros];

26
libgcc/config/libbid/bid64_div.c
View File

@ -520,7 +520,7 @@ bid64_div (UINT64 x,
TYPE0_FUNCTION_ARGTYPE1_ARG128 (UINT64, bid64dq_div, UINT64, x, y)
UINT256 CA4 =
{ {0x0ull, 0x0ull, 0x0ull, 0x0ull} }, CA4r, P256, QB256;
UINT128 CX, CY, T128, CQ, CQ2, CR, CA, TP128, Qh, Ql, Tmp;
UINT128 CX, CY, T128, CQ, CQ2, CR, CA, TP128, Qh, Tmp;
UINT64 sign_x, sign_y, T, carry64, D, Q_low, QX, valid_y, PD, res;
int_float fx, fy, f64;
UINT32 QX32, tdigit[3], digit, digit_h, digit_low;
@ -600,7 +600,7 @@ if (!valid_y) {
Tmp.w[1] = (CY.w[1] & 0x00003fffffffffffull);
Tmp.w[0] = CY.w[0];
TP128 = reciprocals10_128[18];
__mul_128x128_full (Qh, Ql, Tmp, TP128);
__mul_128x128_high (Qh, Tmp, TP128);
amount = recip_scale[18];
__shr_128 (Tmp, Qh, amount);
res = (CY.w[1] & 0xfc00000000000000ull) | Tmp.w[0];
@ -746,7 +746,7 @@ if (!done) {
if (d5 < nzeros)
nzeros = d5;
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
amount = recip_scale[nzeros];
@ -806,7 +806,7 @@ if (!done) {
if (nzeros) {
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
amount = recip_scale[nzeros];
@ -934,7 +934,7 @@ TYPE0_FUNCTION_ARG128_ARGTYPE2 (UINT64, bid64qd_div, x, UINT64, y)
UINT256 CA4 =
{ {0x0ull, 0x0ull, 0x0ull, 0x0ull} }, CA4r, P256, QB256;
UINT128 CX, CY, T128, CQ, CQ2, CR, CA, TP128, Qh, Ql, Tmp;
UINT128 CX, CY, T128, CQ, CQ2, CR, CA, TP128, Qh, Tmp;
UINT64 sign_x, sign_y, T, carry64, D, Q_low, QX, PD, res, valid_y;
int_float fx, fy, f64;
UINT32 QX32, tdigit[3], digit, digit_h, digit_low;
@ -960,7 +960,7 @@ if (!unpack_BID128_value (&sign_x, &exponent_x, &CX, x)) {
Tmp.w[1] = (CX.w[1] & 0x00003fffffffffffull);
Tmp.w[0] = CX.w[0];
TP128 = reciprocals10_128[18];
__mul_128x128_full (Qh, Ql, Tmp, TP128);
__mul_128x128_high (Qh, Tmp, TP128);
amount = recip_scale[18];
__shr_128 (Tmp, Qh, amount);
res = (CX.w[1] & 0xfc00000000000000ull) | Tmp.w[0];
@ -1172,7 +1172,7 @@ if (!done) {
if (d5 < nzeros)
nzeros = d5;
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
//__mul_128x128_to_256(P256, CQ, reciprocals10_128[nzeros]);Qh.w[1]=P256.w[3];Qh.w[0]=P256.w[2];
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
@ -1234,7 +1234,7 @@ if (!done) {
if (nzeros) {
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
amount = recip_scale[nzeros];
@ -1371,7 +1371,7 @@ extern UINT8 packed_10000_zeros[];
TYPE0_FUNCTION_ARG128_ARG128 (UINT64, bid64qq_div, x, y)
UINT256 CA4 =
{ {0x0ull, 0x0ull, 0x0ull, 0x0ull} }, CA4r, P256, QB256;
UINT128 CX, CY, T128, CQ, CQ2, CR, CA, TP128, Qh, Ql, Tmp;
UINT128 CX, CY, T128, CQ, CQ2, CR, CA, TP128, Qh, Tmp;
UINT64 sign_x, sign_y, T, carry64, D, Q_low, QX, valid_y, PD, res;
int_float fx, fy, f64;
UINT32 QX32, tdigit[3], digit, digit_h, digit_low;
@ -1397,7 +1397,7 @@ if (!unpack_BID128_value (&sign_x, &exponent_x, &CX, x)) {
Tmp.w[1] = (CX.w[1] & 0x00003fffffffffffull);
Tmp.w[0] = CX.w[0];
TP128 = reciprocals10_128[18];
__mul_128x128_full (Qh, Ql, Tmp, TP128);
__mul_128x128_high (Qh, Tmp, TP128);
amount = recip_scale[18];
__shr_128 (Tmp, Qh, amount);
res = (CX.w[1] & 0xfc00000000000000ull) | Tmp.w[0];
@ -1456,7 +1456,7 @@ if (!valid_y) {
Tmp.w[1] = (CY.w[1] & 0x00003fffffffffffull);
Tmp.w[0] = CY.w[0];
TP128 = reciprocals10_128[18];
__mul_128x128_full (Qh, Ql, Tmp, TP128);
__mul_128x128_high (Qh, Tmp, TP128);
amount = recip_scale[18];
__shr_128 (Tmp, Qh, amount);
res = (CY.w[1] & 0xfc00000000000000ull) | Tmp.w[0];
@ -1606,7 +1606,7 @@ if (!done) {
if (d5 < nzeros)
nzeros = d5;
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
//__mul_128x128_to_256(P256, CQ, reciprocals10_128[nzeros]);Qh.w[1]=P256.w[3];Qh.w[0]=P256.w[2];
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
@ -1668,7 +1668,7 @@ if (!done) {
if (nzeros) {
// get P*(2^M[extra_digits])/10^extra_digits
__mul_128x128_full (Qh, Ql, CQ, reciprocals10_128[nzeros]);
__mul_128x128_high (Qh, CQ, reciprocals10_128[nzeros]);
// now get P/10^extra_digits: shift Q_high right by M[extra_digits]-128
amount = recip_scale[nzeros];