Date: Thu, 2 Aug 2018 12:24:34 +0000 (UTC) From: Ruslan Bukin <br@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r337129 - head/lib/libthread_db/arch/riscv Message-ID: <201808021224.w72COYr3070602@repo.freebsd.org>
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Author: br Date: Thu Aug 2 12:24:34 2018 New Revision: 337129 URL: https://svnweb.freebsd.org/changeset/base/337129 Log: Implement pt_fpreg_to_ucontext(), pt_ucontext_to_fpreg(). Sponsored by: DARPA, AFRL Modified: head/lib/libthread_db/arch/riscv/libpthread_md.c Modified: head/lib/libthread_db/arch/riscv/libpthread_md.c ============================================================================== --- head/lib/libthread_db/arch/riscv/libpthread_md.c Thu Aug 2 12:21:39 2018 (r337128) +++ head/lib/libthread_db/arch/riscv/libpthread_md.c Thu Aug 2 12:24:34 2018 (r337129) @@ -80,15 +80,21 @@ pt_ucontext_to_reg(const ucontext_t *uc, struct reg *r void pt_fpreg_to_ucontext(const struct fpreg *r __unused, ucontext_t *uc __unused) { + mcontext_t *mc = &uc->uc_mcontext; - /* RISCVTODO */ + memcpy(&mc->mc_fpregs, r, sizeof(*r)); + mc->mc_flags |= _MC_FP_VALID; } void pt_ucontext_to_fpreg(const ucontext_t *uc __unused, struct fpreg *r __unused) { + const mcontext_t *mc = &uc->uc_mcontext; - /* RISCVTODO */ + if (mc->mc_flags & _MC_FP_VALID) + memcpy(r, &mc->mc_fpregs, sizeof(*r)); + else + memset(r, 0, sizeof(*r)); } void
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