Commit Graph

2 Commits

Author SHA1 Message Date
Sandra Loosemore 234360cd67 libgloss: Fix lseek semihosting bug on nios2 and m68k
When off_t is 32 bits, the value needs to be sign-extended to 64 bits
before shifting right to extract the high-order word.  Previously
negative offsets were incorrectly encoded.

Signed-off-by: Sandra Loosemore <sandra@codesourcery.com>
2020-10-14 10:54:11 -04:00
Jeff Johnston 12cb181da7 2006-12-11 Kazu Hirata <kazu@codesourcery.com>
Merge from newlib-csl-20060320-branch:
	2006-12-01  Nathan Sidwell  <nathan@codesourcery.com>
		    Kazu Hirata  <kazu@codesourcery.com>

	* m68k/Makefile.in (CF_ISRS): Use addprefix.

	2006-11-01 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (CFLAGS): Do not clear.  Add to all compilations.
	(ARFLAGS): Remove commented out definition.


	* m68k/configure.in (DO) Set to list of target cpu families.
	* m68k/configure: Rebuilt.
	* m68k/Makefile.in (DO): New.
	(UNHOSTED_BSP, UNHOSTED_OBJS, HOSTED_BSP, HOSTED_OBJS): Move
	later.
	(m5208evb, m5213evb, m52235evb, m5235evb, m5273c3, m5275evb,
	m5282evb, m5329evb, m5485evb): Move earlier.
	(all): Add all_$DO dependencies.
	(all_cf, all_m68k): New targets, depend on cf & m68k bsps as
	appropriate.
	(m%-ram.ld, m%-rom.ld, m%-ram-hosted.ld, m%-rom-hosted.ld): Add
	'm' prefix.
	(install): Add install_$DO dependencies.
	(install_cf, install_m68k): New targets.  Perform cf and m68k
	installs as appropriate.
	(install_io): New, install the io libraries.


	2006-10-23 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (CF_CRT0): Rename to CF_CRT0S, separate hosted
	& unhosted versions.
	(CF_OBJS): Add cf-isv.o.
	(CF_SOURCES): Add cf-isv.S.
	(cf-hosted-crt0.o, cf-unhosted-crt0.o): New targets.
	* m68k/cf-isv.S: New, broken out of ...
	* m68k/cf-crt0.S: ... here.  Add HOSTED & UNHOSTED differences.
	* m68k/cf-crt1.c (__start1): Add heap_limit argument.
	(__heap_limit): Define.
	* m68k/cf-sbrk.c (__heap_limit): Declare.
	(sbrk): Adjust for __heap_limit.
	* m68k/cf.sc: Use different crt0's for hosted & unhosted.
	Install a separate isv.o file.
	* m68k/io.h (HOSTED_PUTCHAR): Replace with ...
	(HOSTED_INIT_SIM): ... this.


	2006-10-20 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (CF_BOARDS): Add m5275evb.
	(m5275evb): New board.


	2006-10-20 Vladimir Prus <vladimir@codesourcery.com>

	* m68k/cf.sc: Add linkonce sections and
	DWARF sections.


	2006-10-07 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in: Adjust Coldfire rules.
	(BDM_CRT0, BDM_BSP, BDM_OBJS, BDM_ISRS): Rename	to ...
	(CF_CRT0, CF_BSP, CF_OBJS, CF_ISRS): ... here.  Adjust.
	(BDM_OTHER_OBJS): Remove.
	(BDM_SYSOBJS): Rename to ...
	(UNHOSTED_OBJS): ... here.  Adjust.
	(UNHOSTED_BSP, HOSTED_OBJS, HOSTED_BSP): New.
	(CF_HOSTED_SCRIPTS): New.
	(CF_SCRIPTS, CF_SOURCES): Adjust.
	* m68k/cf.sc: Add IO library variable.
	* m68k/bdm-crt0.S, m68k/bdm-crt1.c, m68k/bdm-isrs.c,
	m68k/bdm-sbrk.c, m68k/bdm-semihost.S: Rename to ...
	* m68k/cf-crt0.S, m68k/cf-crt1.c, m68k/cf-isrs.c, m68k/cf-sbrk.c,
	m68k/cf-hosted.S: ... here.
	* m68k/cf-exit.c: New.
	* m68k/bdm-gdb.h, m68k/bdm-semihost.h: Merge into ...
	* m68k/io.h: ... here.  Add unhosted support.  Adjust conversion
	function names.
	* m68k/bdm-gdb.c: Rename to ...
	* m68k/io-gdb.c: ... here.  Adjust names of conversion functions.
	* m68k/bdm-close.c, m68k/bdm-exit.c, m68k/bdm-fstat.c,
	m68k/bdm-gettimeofday.c, m68k/bdm-isatty.c, m68k/bdm-lseek.c,
	m68k/bdm-open.c, m68k/bdm-read.c, m68k/bdm-rename.c,
	m68k/bdm-stat.c, m68k/bdm-system.c, m68k/bdm-time.c,
	m68k/bdm-unlink.c, m68k/bdm-write.c: Rename to ...
	* m68k/io-close.c, m68k/io-exit.c, m68k/io-fstat.c,
	m68k/io-gettimeofday.c, m68k/io-isatty.c, m68k/io-lseek.c,
	m68k/io-open.c, m68k/io-read.c, m68k/io-rename.c, m68k/io-stat.c,
	m68k/io-system.c, m68k/io-time.c, m68k/io-unlink.c,
	m68k/io-write.c: ... here.  Include io.h. Adjust for hosted &
	unhosted libraries.  Adjust names of gdb conversion functions.


	2006-09-29 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/bdm-semihost.S: Add more comments. Make instruction weirder.

	2006-09-22 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/bdm-crt1.c (hardware_init_hook): Use #defines for CACR bits.

	2006-09-18 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in: Don't force a frame pointer on the ISRs.
	* m68k/bdm-crt1.c (__start1): Don't set the VBR here.
	(hardeare_init_hook): Define weakly.  Set VBR here, enable caching
	if supported.


	* m68k/Makefile.in (bdm-semihost.o): Build from bdm-semihost.S.
	* m68k/bdm-semihost.c: Remove.
	* m68k/bdm-semihost.S: New.
	* m68k/bdm-crt0.S: Don't install semihosting trap handler.
	* m68k/bdm-close.c, bdm-exit.c, bdm-fstat.c, bdm-gettimeofday.c,
	bdm-isatty.c, bdm-lseek.c, bdm-open.c, bdm-read.c, bdm-rename.c,
	bdm-stat.c, bdm-system.c, bdm-unlink.c, bdm-write.c): Update.
	* m68k/bdm-isrs.c: Update comment.
	* m68k/bdm-semihost.h (BDM_TRAPNUM, BDM_FUNC_REG, BDM_ARG_REG,
	BDM_TRAP): Remove.
	(__bdm_semihost): Declare.


	2006-09-15 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (BDM_OTHER_OBJS): Remove sbrk.o.
	(BDM_SYSOBJS): Add bdm-sbrk.o.
	* m68k/bdm-sbrk.c: New.


	2006-09-06 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/Makefile.in (CF_SOURCES): New.
	(install): Install them.


	2006-09-01 Nathan Sidwell <nathan@codesourcery.com>

	* m68k/cf.sc: Add .jcr section to .text.
2006-12-11 19:58:01 +00:00