Author: bdragon
Date: Thu May 14 04:00:35 2020
New Revision: 361024
URL: https://svnweb.freebsd.org/changeset/base/361024
Log:
[PowerPC] Fix wrong instructions in _savegpr_X.
We were accidentally using stfd instead of stw in our SAVEGPR macro.
This has almost certainly been causing crashes when compiling with -Os.
Reviewed by: jhibbits (in irc)
MFC after: 3 days
Sponsored by: Tag1 Consulting, Inc.
Modified:
head/lib/csu/powerpc/crtsavres.S
Modified: head/lib/csu/powerpc/crtsavres.S
==============================================================================
--- head/lib/csu/powerpc/crtsavres.S Thu May 14 03:30:27 2020
(r361023)
+++ head/lib/csu/powerpc/crtsavres.S Thu May 14 04:00:35 2020
(r361024)
@@ -93,7 +93,7 @@ RESTFPR(31)
blr
#define SAVEGPR(r) _CRTENTRY(__CONCAT(_savegpr_,r)) \
- stfd r,(-128 + r*4)(11)
+ stw r,(-128 + r * 4)(11)
SAVEGPR(14)
SAVEGPR(15)
@@ -165,7 +165,7 @@ RESTFPR_X(31)
blr
#define RESTGPR_X(r) _CRTENTRY(__CONCAT(__CONCAT(_restgpr_,r),_x)) \
- lwz r,(-128 + r*4)(11)
+ lwz r,(-128 + r * 4)(11)
RESTGPR_X(14)
RESTGPR_X(15)
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