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Code Issues Releases Activity

Implement pt_fpreg_to_ucontext(), pt_ucontext_to_fpreg().

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Sponsored by:	DARPA, AFRL
This commit is contained in:
Ruslan Bukin 2018-08-02 12:24:34 +00:00
parent f00ebc42b5
commit d8af1b6af6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=337129
1 changed files with 8 additions and 2 deletions
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10
lib/libthread_db/arch/riscv/libpthread_md.c
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@ -80,15 +80,21 @@ pt_ucontext_to_reg(const ucontext_t *uc, struct reg *r)
void void
pt_fpreg_to_ucontext(const struct fpreg *r __unused, ucontext_t *uc __unused) 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 void
pt_ucontext_to_fpreg(const ucontext_t *uc __unused, struct fpreg *r __unused) 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 void