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-rw-r--r--gas/atof-generic.c20
-rw-r--r--gas/config/atof-ieee.c47
-rw-r--r--gas/config/tc-tic4x.c4
-rw-r--r--gas/flonum.h4
-rw-r--r--gas/testsuite/gas/all/float.s8
-rw-r--r--gas/testsuite/gas/i386/fp-elf32.d24
-rw-r--r--gas/testsuite/gas/i386/fp-elf64.d24
-rw-r--r--gas/testsuite/gas/i386/fp.d24
-rw-r--r--gas/testsuite/gas/i386/fp.s84
9 files changed, 221 insertions, 18 deletions
diff --git a/gas/atof-generic.c b/gas/atof-generic.c
index 91d8aba..e933534 100644
--- a/gas/atof-generic.c
+++ b/gas/atof-generic.c
@@ -113,11 +113,29 @@ atof_generic (/* return pointer to just AFTER number we read. */
switch (first_digit[0])
{
+ case 's':
+ case 'S':
+ case 'q':
+ case 'Q':
+ if (!strncasecmp ("nan", first_digit + 1, 3))
+ {
+ address_of_generic_floating_point_number->sign =
+ digits_sign_char == '+' ? TOUPPER (first_digit[0])
+ : TOLOWER (first_digit[0]);
+ address_of_generic_floating_point_number->exponent = 0;
+ address_of_generic_floating_point_number->leader =
+ address_of_generic_floating_point_number->low;
+ *address_of_string_pointer = first_digit + 4;
+ return 0;
+ }
+ break;
+
case 'n':
case 'N':
if (!strncasecmp ("nan", first_digit, 3))
{
- address_of_generic_floating_point_number->sign = 0;
+ address_of_generic_floating_point_number->sign =
+ digits_sign_char == '+' ? 0 : 'q';
address_of_generic_floating_point_number->exponent = 0;
address_of_generic_floating_point_number->leader =
address_of_generic_floating_point_number->low;
diff --git a/gas/config/atof-ieee.c b/gas/config/atof-ieee.c
index 7f95d05..9cf6ace 100644
--- a/gas/config/atof-ieee.c
+++ b/gas/config/atof-ieee.c
@@ -19,6 +19,7 @@
02110-1301, USA. */
#include "as.h"
+#include "safe-ctype.h"
/* Flonums returned here. */
extern FLONUM_TYPE generic_floating_point_number;
@@ -324,24 +325,34 @@ gen_to_words (LITTLENUM_TYPE *words, int precision, long exponent_bits)
return return_value;
}
- /* NaN: Do the right thing. */
- if (generic_floating_point_number.sign == 0)
+ switch (generic_floating_point_number.sign)
{
+ /* NaN: Do the right thing. */
+ case 0:
+ case 'Q': case 'q':
+ case 'S': case 's':
if (TC_LARGEST_EXPONENT_IS_NORMAL (precision))
as_warn (_("NaNs are not supported by this target"));
if (precision == H_PRECISION)
{
- words[0] = 0x7fff;
+ if (TOUPPER (generic_floating_point_number.sign) != 'S')
+ words[0] = 0x7fff;
+ else
+ words[0] = exponent_bits == 5 ? 0x7dff : 0x7fbf;
}
else if (precision == F_PRECISION)
{
- words[0] = 0x7fff;
+ words[0] = TOUPPER (generic_floating_point_number.sign) == 'S'
+ ? 0x7fbf : 0x7fff;
words[1] = 0xffff;
}
else if (precision == X_PRECISION)
{
#ifdef TC_M68K
+ if (generic_floating_point_number.sign)
+ as_warn (_("NaN flavors are not supported by this target"));
+
words[0] = 0x7fff;
words[1] = 0;
words[2] = 0xffff;
@@ -350,11 +361,12 @@ gen_to_words (LITTLENUM_TYPE *words, int precision, long exponent_bits)
words[5] = 0xffff;
#else /* ! TC_M68K */
#ifdef TC_I386
- words[0] = 0xffff;
- words[1] = 0xc000;
- words[2] = 0;
- words[3] = 0;
- words[4] = 0;
+ words[0] = 0x7fff;
+ words[1] = TOUPPER (generic_floating_point_number.sign) == 'S'
+ ? 0xbfff : 0xffff;
+ words[2] = 0xffff;
+ words[3] = 0xffff;
+ words[4] = 0xffff;
#else /* ! TC_I386 */
abort ();
#endif /* ! TC_I386 */
@@ -362,15 +374,19 @@ gen_to_words (LITTLENUM_TYPE *words, int precision, long exponent_bits)
}
else
{
- words[0] = 0x7fff;
+ words[0] = TOUPPER (generic_floating_point_number.sign) == 'S'
+ ? 0x7ff7 : 0x7fff;
words[1] = 0xffff;
words[2] = 0xffff;
words[3] = 0xffff;
}
+
+ if (ISLOWER (generic_floating_point_number.sign))
+ words[0] |= 0x8000;
+
return return_value;
- }
- else if (generic_floating_point_number.sign == 'P')
- {
+
+ case 'P':
if (TC_LARGEST_EXPONENT_IS_NORMAL (precision))
as_warn (_("Infinities are not supported by this target"));
@@ -413,9 +429,8 @@ gen_to_words (LITTLENUM_TYPE *words, int precision, long exponent_bits)
words[3] = 0;
}
return return_value;
- }
- else if (generic_floating_point_number.sign == 'N')
- {
+
+ case 'N':
if (TC_LARGEST_EXPONENT_IS_NORMAL (precision))
as_warn (_("Infinities are not supported by this target"));
diff --git a/gas/config/tc-tic4x.c b/gas/config/tc-tic4x.c
index c456dff..c00121c 100644
--- a/gas/config/tc-tic4x.c
+++ b/gas/config/tc-tic4x.c
@@ -384,8 +384,10 @@ tic4x_gen_to_words (FLONUM_TYPE flonum, LITTLENUM_TYPE *words, int precision)
/* 0.0e0 or NaN seen. */
if (flonum.low > flonum.leader /* = 0.0e0 */
|| flonum.sign == 0) /* = NaN */
+ || flonum.sign == 'Q' || flonum.sign == 'q' /* = QNaN */
+ || flonum.sign == 'S' || flonum.sign == 's' /* = SNaN */
{
- if(flonum.sign == 0)
+ if (flonum.sign != '+' && flonum.sign != '-')
as_bad (_("Nan, using zero."));
words[0] = 0x8000;
return return_value;
diff --git a/gas/flonum.h b/gas/flonum.h
index 1bb638b..59d582d 100644
--- a/gas/flonum.h
+++ b/gas/flonum.h
@@ -47,6 +47,10 @@
/* JF: A sign value of 0 means we have been asked to assemble NaN
A sign value of 'P' means we've been asked to assemble +Inf
A sign value of 'N' means we've been asked to assemble -Inf
+ A sign value of 'Q' means we've been asked to assemble +QNaN
+ A sign value of 'q' means we've been asked to assemble -QNaN
+ A sign value of 'S' means we've been asked to assemble +SNaN
+ A sign value of 's' means we've been asked to assemble -SNaN
*/
struct FLONUM_STRUCT {
LITTLENUM_TYPE *low; /* low order littlenum of a bignum */
diff --git a/gas/testsuite/gas/all/float.s b/gas/testsuite/gas/all/float.s
index eabb24c..f401ed3 100644
--- a/gas/testsuite/gas/all/float.s
+++ b/gas/testsuite/gas/all/float.s
@@ -7,6 +7,10 @@ foo: .single 0r1.2345e+06
.dc.s 1
.dc.s 0f:1234
+ .dc.s Inf
+ .dc.s NaN
+ .dc.s QNaN
+ .dc.s SNaN
.dcb.s 1
.dcb.s 1, 1
.dcb.s 1, 0s:4321
@@ -14,6 +18,10 @@ foo: .single 0r1.2345e+06
.dc.d 1
.dc.d 0d:1234
+ .dc.d +Inf
+ .dc.d -NaN
+ .dc.d +QNaN
+ .dc.d -SNaN
.dcb.d 1
.dcb.d 1, 1
.dcb.d 1, 0r:4321
diff --git a/gas/testsuite/gas/i386/fp-elf32.d b/gas/testsuite/gas/i386/fp-elf32.d
index 798cb6b..ac67c2a 100644
--- a/gas/testsuite/gas/i386/fp-elf32.d
+++ b/gas/testsuite/gas/i386/fp-elf32.d
@@ -15,3 +15,27 @@ Contents of section .data:
0070 00000080 fdbf0000 00000000 00000080 .*
0080 ff030000 aaaaaaaa aaaaaaaa aaaaaaaa .*
0090 003c00c0 003c803f 00c0803f 55555555 .*
+ 00a0 007c807f 0000807f 00000000 0000f07f .*
+ 00b0 00000000 00000080 ff7f0000 44444444 .*
+ 00c0 007c807f 0000807f 00000000 0000f07f .*
+ 00d0 00000000 00000080 ff7f0000 33333333 .*
+ 00e0 00fc80ff 000080ff 00000000 0000f0ff .*
+ 00f0 00000000 00000080 ffff0000 22222222 .*
+ 0100 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0110 ffffffff ffffffff ff7f0000 44444444 .*
+ 0120 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0130 ffffffff ffffffff ff7f0000 33333333 .*
+ 0140 ffffffff ffffffff ffffffff ffffffff .*
+ 0150 ffffffff ffffffff ffff0000 22222222 .*
+ 0160 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0170 ffffffff ffffffff ff7f0000 44444444 .*
+ 0180 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0190 ffffffff ffffffff ff7f0000 33333333 .*
+ 01a0 ffffffff ffffffff ffffffff ffffffff .*
+ 01b0 ffffffff ffffffff ffff0000 22222222 .*
+ 01c0 ff7dbf7f ffffbf7f ffffffff fffff77f .*
+ 01d0 ffffffff ffffffbf ff7f0000 44444444 .*
+ 01e0 ff7dbf7f ffffbf7f ffffffff fffff77f .*
+ 01f0 ffffffff ffffffbf ff7f0000 33333333 .*
+ 0200 fffdbfff ffffbfff ffffffff fffff7ff .*
+ 0210 ffffffff ffffffbf ffff0000 22222222 .*
diff --git a/gas/testsuite/gas/i386/fp-elf64.d b/gas/testsuite/gas/i386/fp-elf64.d
index fc96e53..2b3b6b8 100644
--- a/gas/testsuite/gas/i386/fp-elf64.d
+++ b/gas/testsuite/gas/i386/fp-elf64.d
@@ -15,3 +15,27 @@ Contents of section .data:
0070 00000000 00000080 fdbf0000 00000000 .*
0080 00000000 00000080 ff030000 00000000 .*
0090 003c00c0 003c803f 00c0803f 55555555 .*
+ 00a0 007c807f 0000807f 00000000 0000f07f .*
+ 00b0 00000000 00000080 ff7f0000 00000000 .*
+ 00c0 007c807f 0000807f 00000000 0000f07f .*
+ 00d0 00000000 00000080 ff7f0000 00000000 .*
+ 00e0 00fc80ff 000080ff 00000000 0000f0ff .*
+ 00f0 00000000 00000080 ffff0000 00000000 .*
+ 0100 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0110 ffffffff ffffffff ff7f0000 00000000 .*
+ 0120 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0130 ffffffff ffffffff ff7f0000 00000000 .*
+ 0140 ffffffff ffffffff ffffffff ffffffff .*
+ 0150 ffffffff ffffffff ffff0000 00000000 .*
+ 0160 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0170 ffffffff ffffffff ff7f0000 00000000 .*
+ 0180 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0190 ffffffff ffffffff ff7f0000 00000000 .*
+ 01a0 ffffffff ffffffff ffffffff ffffffff .*
+ 01b0 ffffffff ffffffff ffff0000 00000000 .*
+ 01c0 ff7dbf7f ffffbf7f ffffffff fffff77f .*
+ 01d0 ffffffff ffffffbf ff7f0000 00000000 .*
+ 01e0 ff7dbf7f ffffbf7f ffffffff fffff77f .*
+ 01f0 ffffffff ffffffbf ff7f0000 00000000 .*
+ 0200 fffdbfff ffffbfff ffffffff fffff7ff .*
+ 0210 ffffffff ffffffbf ffff0000 00000000 .*
diff --git a/gas/testsuite/gas/i386/fp.d b/gas/testsuite/gas/i386/fp.d
index c2db0d2..ad0afcd 100644
--- a/gas/testsuite/gas/i386/fp.d
+++ b/gas/testsuite/gas/i386/fp.d
@@ -13,3 +13,27 @@ Contents of section .data:
0060 00000000 00000080 fe3f0000 00000000 .*
0070 0080fdbf 00000000 00000080 ff03aaaa .*
0080 003c00c0 003c803f 00c0803f 55555555 .*
+ 0090 007c807f 0000807f 00000000 0000f07f .*
+ 00a0 00000000 00000080 ff7f4444 44444444 .*
+ 00b0 007c807f 0000807f 00000000 0000f07f .*
+ 00c0 00000000 00000080 ff7f3333 33333333 .*
+ 00d0 00fc80ff 000080ff 00000000 0000f0ff .*
+ 00e0 00000000 00000080 ffff2222 22222222 .*
+ 00f0 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0100 ffffffff ffffffff ff7f4444 44444444 .*
+ 0110 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0120 ffffffff ffffffff ff7f3333 33333333 .*
+ 0130 ffffffff ffffffff ffffffff ffffffff .*
+ 0140 ffffffff ffffffff ffff2222 22222222 .*
+ 0150 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0160 ffffffff ffffffff ff7f4444 44444444 .*
+ 0170 ff7fff7f ffffff7f ffffffff ffffff7f .*
+ 0180 ffffffff ffffffff ff7f3333 33333333 .*
+ 0190 ffffffff ffffffff ffffffff ffffffff .*
+ 01a0 ffffffff ffffffff ffff2222 22222222 .*
+ 01b0 ff7dbf7f ffffbf7f ffffffff fffff77f .*
+ 01c0 ffffffff ffffffbf ff7f4444 44444444 .*
+ 01d0 ff7dbf7f ffffbf7f ffffffff fffff77f .*
+ 01e0 ffffffff ffffffbf ff7f3333 33333333 .*
+ 01f0 fffdbfff ffffbfff ffffffff fffff7ff .*
+ 0200 ffffffff ffffffbf ffff2222 22222222 .*
diff --git a/gas/testsuite/gas/i386/fp.s b/gas/testsuite/gas/i386/fp.s
index 8c5abb4..a63464b 100644
--- a/gas/testsuite/gas/i386/fp.s
+++ b/gas/testsuite/gas/i386/fp.s
@@ -33,3 +33,87 @@
.hfloat 1, -2, 0x:3c00
.bfloat16 1, -2, 0x:3f80
.p2align 4,0x55
+
+ .hfloat Inf
+ .bfloat16 Inf
+ .single Inf
+ .double Inf
+ .tfloat Inf
+ .p2align 4,0x44
+
+ .hfloat +Inf
+ .bfloat16 +Inf
+ .single +Inf
+ .double +Inf
+ .tfloat +Inf
+ .p2align 4,0x33
+
+ .hfloat -Inf
+ .bfloat16 -Inf
+ .single -Inf
+ .double -Inf
+ .tfloat -Inf
+ .p2align 4,0x22
+
+ .hfloat NaN
+ .bfloat16 NaN
+ .single NaN
+ .double NaN
+ .tfloat NaN
+ .p2align 4,0x44
+
+ .hfloat +NaN
+ .bfloat16 +NaN
+ .single +NaN
+ .double +NaN
+ .tfloat +NaN
+ .p2align 4,0x33
+
+ .hfloat -NaN
+ .bfloat16 -NaN
+ .single -NaN
+ .double -NaN
+ .tfloat -NaN
+ .p2align 4,0x22
+
+ .hfloat QNaN
+ .bfloat16 QNaN
+ .single QNaN
+ .double QNaN
+ .tfloat QNaN
+ .p2align 4,0x44
+
+ .hfloat +QNaN
+ .bfloat16 +QNaN
+ .single +QNaN
+ .double +QNaN
+ .tfloat +QNaN
+ .p2align 4,0x33
+
+ .hfloat -QNaN
+ .bfloat16 -QNaN
+ .single -QNaN
+ .double -QNaN
+ .tfloat -QNaN
+ .p2align 4,0x22
+
+ .hfloat SNaN
+ .bfloat16 SNaN
+ .single SNaN
+ .double SNaN
+ .tfloat SNaN
+ .p2align 4,0x44
+
+ .hfloat +SNaN
+ .bfloat16 +SNaN
+ .single +SNaN
+ .double +SNaN
+ .tfloat +SNaN
+ .p2align 4,0x33
+
+ .hfloat -SNaN
+ .bfloat16 -SNaN
+ .single -SNaN
+ .double -SNaN
+ .tfloat -SNaN
+ .p2align 4,0x22
generated by cgit v1.1 at 2024-11-21 21:22:36 +0000