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* valarith.c (value_binop): Take care of ANSI `value preserving' 

rule, which was not addressed by the previous change.

	* rs6000-tdep.c (skip_prologue):  Handle `mr r31,r1', which is
	generated by gcc-2.6, as a synonym for `oril r31,r1,0'.

	* TODO:  Remove item about RS/6000 shared libraries.
This commit is contained in:
Peter Schauer 1994-10-22 10:48:30 +00:00
parent 82e683ab38
commit d298568482
3 changed files with 12 additions and 6 deletions
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10
gdb/ChangeLog
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@ -1,3 +1,13 @@
Sat Oct 22 03:41:13 1994 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
* valarith.c (value_binop): Take care of ANSI `value preserving'
rule, which was not addressed by the previous change.
* rs6000-tdep.c (skip_prologue): Handle `mr r31,r1', which is
generated by gcc-2.6, as a synonym for `oril r31,r1,0'.
* TODO: Remove item about RS/6000 shared libraries.
Thu Oct 20 17:35:45 1994 Stu Grossman (grossman@cygnus.com) Thu Oct 20 17:35:45 1994 Stu Grossman (grossman@cygnus.com)
* defs.h, infrun.c (wait_for_inferior), top.c: Call * defs.h, infrun.c (wait_for_inferior), top.c: Call

5
gdb/TODO
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@ -277,11 +277,6 @@ solution).
investigate "x/s 0" (right now stops early) (I think maybe GDB is investigate "x/s 0" (right now stops early) (I think maybe GDB is
using a 0 address for bad purposes internally). using a 0 address for bad purposes internally).
Play with RS/6000 shared libraries (using shared library tests
listed in testsuite/TODO as a guide). (Schauer has done shared
library stuff on most other platforms but has not touched the
RS/6000).
Make "info path" and path_command work again (but independent of the Make "info path" and path_command work again (but independent of the
environment either of gdb or that we'll pass to the inferior). environment either of gdb or that we'll pass to the inferior).

3
gdb/rs6000-tdep.c
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@ -244,7 +244,8 @@ CORE_ADDR pc;
op = read_memory_integer (pc, 4); op = read_memory_integer (pc, 4);
} }
if (op == 0x603f0000) { /* oril r31, r1, 0x0 */ if (op == 0x603f0000 /* oril r31, r1, 0x0 */
|| op == 0x7c3f0b78) { /* mr r31, r1 */
pc += 4; /* this happens if r31 is used as */ pc += 4; /* this happens if r31 is used as */
op = read_memory_integer (pc, 4); /* frame ptr. (gcc does that) */ op = read_memory_integer (pc, 4); /* frame ptr. (gcc does that) */