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emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD.

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2001-06-19  Eric Christopher <echristo@redhat.com>

	* emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
	and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD.  Use
	GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.

From-SVN: r43454
This commit is contained in:
Eric Christopher 2001-06-19 08:34:34 +00:00
parent beec1ac56e
commit 57dadce202
2 changed files with 36 additions and 28 deletions
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38
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2001-06-19 Eric Christopher <echristo@redhat.com>
* emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
* sh.c (output_branch): Delete bogus code.
@ -220,11 +226,11 @@ Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
2001-06-13 Zack Weinberg <zackw@stanford.edu>
* Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
* libgcc-std.ver: Take out __bb* and __gcc_bcmp.
* libgcc-std.ver: Take out __bb* and __gcc_bcmp.
* config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
config/alpha/t-osf4, config/mips/t-iris6: Extract all
references to @shlib_map_file@, @shlib_objs@, or
references to @shlib_map_file@, @shlib_objs@, or
@shlib_base_name@ to Makefile variables.
Bump soname version of libgcc to 1.
@ -256,7 +262,7 @@ Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
Revert this patch:
* toplev.c (rest_of_compilation): Remove dead code before
purge_addressof.
2001-06-12 Alexandre Oliva <aoliva@redhat.com>
Reverted:
@ -366,8 +372,8 @@ Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
* config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
as an early clobber to make sure it is not used by reload in
* config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
as an early clobber to make sure it is not used by reload in
one of the operands.
2001-06-11 Mark Mitchell <mark@codesourcery.com>
@ -459,13 +465,13 @@ Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
* configure.in: Align --help messages.
Remove trailing full stops.
Consistently use lower case.
Fix DWARF 2 spelling.
Fix DWARF 2 spelling.
* configure: Rebuilt.
2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
variants for .cpp/.cp/.c++ files.
variants for .cpp/.cp/.c++ files.
Move definition of __LANGUAGE_C_PLUS_PLUS ...
(CPLUSPLUS_CPP_SPEC): ... here.
@ -538,7 +544,7 @@ Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
* config/alpha/alpha.c (override_options): Set align_loops,
align_jumps, and align_functions.
* config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
(LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
(LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
@ -567,13 +573,13 @@ Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
* dwarf2out.c: #include diagnostic.h
* toplev.h (warningcount, errorcount, sorrycount): Remove
declarations.
declarations.
* toplev.c (warningcount, errorcount, sorrycount): Remove
definitions.
definitions.
* diagnostic.h (struct output_buffer): Reorder fields.
(diagnostic_kind_count): New macro.
(diagnostic_kind_count): New macro.
(errorcount, warningcount, sorrycount): Define as macros.
(diagnostic_report_warnings_p): New macro.
(output_state): Add diagnostic_count field.
@ -593,12 +599,12 @@ Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
* config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
* config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
Move definition in the RTX_CODE section.
2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
* config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
* config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
address as relative to the argument pointer.
Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
@ -632,7 +638,7 @@ Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
* toplev.c (rest_of_compilation): Remove dead code before
purge_addressof.
2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
* cppinit.c (print_help): Document -fpreprocessed.
@ -837,7 +843,7 @@ Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
* config/darwin-protos.h: Declare it.
* config/rs6000/rs6000.c (machopic_output_stub): Use
STRIP_NAME_ENCODING.
2001-06-07 Mark Mitchell <mark@codesourcery.com>
* tree.h (DECL_SOURCE_FILE): Improve documentation.
@ -1025,7 +1031,7 @@ Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
indent.
* toplev.c (main): Disable sibling-call optimization if we are
handling exceptions.
2001-06-05 Bernd Schmidt <bernds@redhat.com>
* reload1.c (reload): Delete all USEs generated during reload.

26
gcc/emit-rtl.c
View File

@ -900,9 +900,11 @@ gen_lowpart_common (mode, x)
FP and integer operands. This simplifies reload because it
doesn't have to deal with constructs like (subreg:DI
(const_double:SF ...)) or (subreg:DF (const_int ...)). */
/* Single-precision floats are always 32-bits and double-precision
floats are always 64-bits. */
else if (GET_MODE_CLASS (mode) == MODE_FLOAT
&& GET_MODE_SIZE (mode) == UNITS_PER_WORD
&& GET_MODE_BITSIZE (mode) == 32
&& GET_CODE (x) == CONST_INT)
{
REAL_VALUE_TYPE r;
@ -913,7 +915,7 @@ gen_lowpart_common (mode, x)
return CONST_DOUBLE_FROM_REAL_VALUE (r, mode);
}
else if (GET_MODE_CLASS (mode) == MODE_FLOAT
&& GET_MODE_SIZE (mode) == 2 * UNITS_PER_WORD
&& GET_MODE_BITSIZE (mode) == 64
&& (GET_CODE (x) == CONST_INT || GET_CODE (x) == CONST_DOUBLE)
&& GET_MODE (x) == VOIDmode)
{
@ -952,20 +954,20 @@ gen_lowpart_common (mode, x)
int endian = WORDS_BIG_ENDIAN ? 1 : 0;
REAL_VALUE_FROM_CONST_DOUBLE (r, x);
switch (GET_MODE_SIZE (GET_MODE (x)) / UNITS_PER_WORD)
switch (GET_MODE_BITSIZE (GET_MODE (x)))
{
case 1:
case 32:
REAL_VALUE_TO_TARGET_SINGLE (r, i[endian]);
i[1 - endian] = 0;
break;
case 2:
case 64:
REAL_VALUE_TO_TARGET_DOUBLE (r, i);
break;
case 3:
case 96:
REAL_VALUE_TO_TARGET_LONG_DOUBLE (r, i + endian);
i[3-3*endian] = 0;
break;
case 4:
case 128:
REAL_VALUE_TO_TARGET_LONG_DOUBLE (r, i);
break;
default:
@ -986,15 +988,15 @@ gen_lowpart_common (mode, x)
for (c = 0; c < 4; c++)
i[c] &= ~ (0L);
switch (GET_MODE_SIZE (GET_MODE (x)) / UNITS_PER_WORD)
switch (GET_MODE_BITSIZE (GET_MODE (x)))
{
case 1:
case 2:
case 32:
case 64:
return immed_double_const (((unsigned long) i[endian]) |
(((HOST_WIDE_INT) i[1-endian]) << 32),
0, mode);
case 3:
case 4:
case 96:
case 128:
return immed_double_const (((unsigned long) i[endian*3]) |
(((HOST_WIDE_INT) i[1+endian]) << 32),
((unsigned long) i[2-endian]) |