[Bug target/58901] vax bootstrap fails on subreg reload

2022-01-10 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |11.0

[Bug target/58901] vax bootstrap fails on subreg reload

2020-12-05 Thread macro--- via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 Maciej W. Rozycki changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |ma...@linux-mips.org

[Bug target/58901] vax bootstrap fails on subreg reload

2020-12-05 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 --- Comment #8 from CVS Commits --- The master branch has been updated by Maciej W. Rozycki : https://gcc.gnu.org/g:a27d5f9a73978f20cfef1796a94f6a1a82438146 commit r11-5761-ga27d5f9a73978f20cfef1796a94f6a1a82438146 Author: Matt Thomas Date:

[Bug target/58901] vax bootstrap fails on subreg reload

2019-09-15 Thread coypu at sdf dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 coypu changed: What|Removed |Added CC||coypu at sdf dot org --- Comment #7 from coypu

[Bug target/58901] vax bootstrap fails on subreg reload

2013-11-22 Thread martin at netbsd dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 --- Comment #5 from Martin Husemann martin at netbsd dot org --- Created attachment 31275 -- http://gcc.gnu.org/bugzilla/attachment.cgi?id=31275action=edit .i file from the failing compile

[Bug target/58901] vax bootstrap fails on subreg reload

2013-11-22 Thread martin at netbsd dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 --- Comment #6 from Martin Husemann martin at netbsd dot org --- This is beyound my gcc capabilities: the rtx in question is wrong for vax, but the bug seems to be at a higher level: an indexed memory access can not be wrapped into a subreg with

[Bug target/58901] vax bootstrap fails on subreg reload

2013-10-31 Thread martin at netbsd dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 --- Comment #3 from Martin Husemann martin at netbsd dot org --- Matt asked for the instruction involved - I think it is this: (insn 245 244 246 51 (set (mem:HI (reg/v/f:SI 1 %r1 [orig:67 sup ] [67]) [2 *sup_104+0 S2 A16]) (plus:HI

[Bug target/58901] vax bootstrap fails on subreg reload

2013-10-31 Thread martin at netbsd dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 --- Comment #4 from Martin Husemann martin at netbsd dot org --- I got a quick lesson in addressing modes for vax ;-) It seems the mode = HImode passed to the upper functions in the call stack is the problem - with HImode we can only use index

[Bug target/58901] vax bootstrap fails on subreg reload

2013-10-30 Thread martin at netbsd dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 --- Comment #1 from Martin Husemann martin at netbsd dot org --- The real question is: why does memory_address_addr_space_p() return false for this rtx. Stepping into it results in: 0x007618be in vax_legitimate_address_p (mode=HImode,

[Bug target/58901] vax bootstrap fails on subreg reload

2013-10-30 Thread martin at netbsd dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58901 --- Comment #2 from Martin Husemann martin at netbsd dot org --- indexable_address_p() returns false for (symbol_ref:SI (DECPOWERS) [flags 0x40] var_decl 0x7f22fe60 DECPOWERS) because flag_pic is true and symbolic_operand (xfoo0, SImode))