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| author | Ian Lance Taylor <ian@gcc.gnu.org> | 2019-04-25 15:39:39 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@gcc.gnu.org> | 2019-04-25 15:39:39 +0000 |
| commit | b34bfeb1979da5a970ef9ac5213178d67f269dbb (patch) | |
| tree | da1e9d7c746d8d6267957281bb1b5b53ac68dad0 /libgcc | |
| parent | 9bafe5a81e42406b86a65ef14b011ed9acc96c5d (diff) | |
| parent | b16f214775619dd850e724a0630792da38ba3e40 (diff) | |
| download | gcc-b34bfeb1979da5a970ef9ac5213178d67f269dbb.zip gcc-b34bfeb1979da5a970ef9ac5213178d67f269dbb.tar.gz gcc-b34bfeb1979da5a970ef9ac5213178d67f269dbb.tar.bz2 | |
Merge from trunk revision 270573.
From-SVN: r270577
Diffstat (limited to 'libgcc')
| -rw-r--r-- | libgcc/ChangeLog | 16 | ||||
| -rw-r--r-- | libgcc/config/arm/pr-support.c | 1 | ||||
| -rw-r--r-- | libgcc/config/arm/unwind-arm.c | 1 | ||||
| -rw-r--r-- | libgcc/config/nds32/linux-unwind.h | 9 | ||||
| -rw-r--r-- | libgcc/unwind-c.c | 1 |
5 files changed, 22 insertions, 6 deletions
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index 950eeab..30e4da4 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,19 @@ +2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> + Bernd Edlinger <bernd.edlinger@hotmail.de> + Jakub Jelinek <jakub@redhat.com> + + PR target/89093 + * config/arm/pr-support.c: Add #pragma GCC target("general-regs-only"). + * config/arm/unwind-arm.c: Likewise. + * unwind-c.c (PERSONALITY_FUNCTION): Add general-regs-only target + attribute for ARM. + +2019-04-15 Monk Chiang <sh.chiang04@gmail.com> + + * config/nds32/linux-unwind.h (SIGRETURN): Remove. + (RT_SIGRETURN): Update. + (nds32_fallback_frame_state): Update. + 2019-02-21 Martin Sebor <msebor@redhat.com> * libgcc2.h (__clear_cache): Correct signature. diff --git a/libgcc/config/arm/pr-support.c b/libgcc/config/arm/pr-support.c index ed55739..bcf9b28 100644 --- a/libgcc/config/arm/pr-support.c +++ b/libgcc/config/arm/pr-support.c @@ -21,6 +21,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ +#pragma GCC target ("general-regs-only") #include "unwind.h" /* We add a prototype for abort here to avoid creating a dependency on diff --git a/libgcc/config/arm/unwind-arm.c b/libgcc/config/arm/unwind-arm.c index 00e183d3..9ba73e7 100644 --- a/libgcc/config/arm/unwind-arm.c +++ b/libgcc/config/arm/unwind-arm.c @@ -21,6 +21,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ +#pragma GCC target ("general-regs-only") #include "unwind.h" /* Misc constants. */ diff --git a/libgcc/config/nds32/linux-unwind.h b/libgcc/config/nds32/linux-unwind.h index 0c4df4dd..adb6f9f 100644 --- a/libgcc/config/nds32/linux-unwind.h +++ b/libgcc/config/nds32/linux-unwind.h @@ -42,8 +42,7 @@ struct _rt_sigframe { struct ucontext_t uc; }; -#define SIGRETURN 0xeb0e0a64 -#define RT_SIGRETURN 0xab150a64 +#define RT_SIGRETURN 0x8b00f044 #define MD_FALLBACK_FRAME_STATE_FOR nds32_fallback_frame_state @@ -74,16 +73,14 @@ nds32_fallback_frame_state (struct _Unwind_Context *context, /* Check if we are going through a signal handler. See arch/nds32/kernel/signal.c implementation. - SWI_SYS_SIGRETURN -> (0xeb0e0a64) - SWI_SYS_RT_SIGRETURN -> (0xab150a64) FIXME: Currently we only handle little endian (EL) case. */ - if (pc[0] == SIGRETURN || pc[0] == RT_SIGRETURN) + if (pc[0] == RT_SIGRETURN) { /* Using '_sigfame' memory address to locate kernal's sigcontext. The sigcontext structures in arch/nds32/include/asm/sigcontext.h. */ struct _rt_sigframe *rt_; rt_ = context->cfa; - sc_ = &rt_->sig.uc.uc_mcontext; + sc_ = &rt_->uc.uc_mcontext; } else return _URC_END_OF_STACK; diff --git a/libgcc/unwind-c.c b/libgcc/unwind-c.c index 3e55cda..859735a 100644 --- a/libgcc/unwind-c.c +++ b/libgcc/unwind-c.c @@ -106,6 +106,7 @@ PERSONALITY_FUNCTION (_Unwind_State, struct _Unwind_Exception *, struct _Unwind_Context *); _Unwind_Reason_Code +__attribute__((target ("general-regs-only"))) PERSONALITY_FUNCTION (_Unwind_State state, struct _Unwind_Exception * ue_header, struct _Unwind_Context * context) |