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glibc/riscv-tls-init.patch
Andreas Schwab ef65d0fef2 Accepting request 590321 from home:Andreas_Schwab:Factory
- pkey-get-reserved-name.patch: Linux: use reserved name __key in pkey_get
  (BZ #22797)
- aarch64-sys-ptrace-update.patch: linux/aarch64: sync sys/ptrace.h with
  Linux 4.15 (BZ #22433)
- powerpc-sys-ptrace-undefine-macros.patch: powerpc: Undefine Linux ptrace
  macros that conflict with __ptrace_request
- powerpc-sys-ptrace-update.patch: linux/powerpc: sync sys/ptrace.h with
  Linux 4.15 (BZ #22433, BZ #22807)
- netgroup-cache-keys.patch: Fix netgroup cache keys (BZ #22342)
- i386-sigaction-sa-restorer.patch: i386: Fix i386 sigaction sa_restorer
  initialization (BZ #21269)
- riscv-tls-init.patch: RISC-V: Do not initialize $gp in TLS macros
- riscv-fmax-fmin-nan.patch: RISC-V: fmax/fmin: Handle signalling NaNs
  correctly (BZ #22884)

OBS-URL: https://build.opensuse.org/request/show/590321
OBS-URL: https://build.opensuse.org/package/show/Base:System/glibc?expand=0&rev=499
2018-03-22 13:50:37 +00:00

52 lines
1.3 KiB
Diff

2018-02-22 DJ Delorie <dj@delorie.com>
* sysdeps/riscv/tls-macros.h: Do not initialize $gp.
Index: glibc-2.27/sysdeps/riscv/tls-macros.h
===================================================================
--- glibc-2.27.orig/sysdeps/riscv/tls-macros.h
+++ glibc-2.27/sysdeps/riscv/tls-macros.h
@@ -23,19 +23,9 @@
#include <sysdep.h>
#include "dl-tls.h"
-#define LOAD_GP \
- ".option push\n\t" \
- ".option norelax\n\t" \
- "la gp, __global_pointer$\n\t" \
- ".option pop\n\t"
-
-#define UNLOAD_GP
-
#define TLS_GD(x) \
({ void *__result; \
- asm (LOAD_GP \
- "la.tls.gd %0, " #x "\n\t" \
- UNLOAD_GP \
+ asm ("la.tls.gd %0, " #x "\n\t" \
: "=r" (__result)); \
__tls_get_addr (__result); })
@@ -43,19 +33,15 @@
#define TLS_IE(x) \
({ void *__result; \
- asm (LOAD_GP \
- "la.tls.ie %0, " #x "\n\t" \
+ asm ("la.tls.ie %0, " #x "\n\t" \
"add %0, %0, tp\n\t" \
- UNLOAD_GP \
: "=r" (__result)); \
__result; })
#define TLS_LE(x) \
({ void *__result; \
- asm (LOAD_GP \
- "lui %0, %%tprel_hi(" #x ")\n\t" \
+ asm ("lui %0, %%tprel_hi(" #x ")\n\t" \
"add %0, %0, tp, %%tprel_add(" #x ")\n\t" \
"addi %0, %0, %%tprel_lo(" #x ")\n\t" \
- UNLOAD_GP \
: "=r" (__result)); \
__result; })