diff options
author | Ian Lance Taylor <iant@golang.org> | 2022-04-13 14:37:12 -0700 |
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committer | Ian Lance Taylor <iant@golang.org> | 2022-04-14 15:14:57 -0700 |
commit | af27d545dc6132dcd67d1ee854372ea9cfd2a225 (patch) | |
tree | 34f5a8d6237e26070a1a11ac96ca1a13555ec515 /libgo/runtime | |
parent | c5de3444c4798758cdd800eca144480b4a8ef299 (diff) | |
download | gcc-af27d545dc6132dcd67d1ee854372ea9cfd2a225.zip gcc-af27d545dc6132dcd67d1ee854372ea9cfd2a225.tar.gz gcc-af27d545dc6132dcd67d1ee854372ea9cfd2a225.tar.bz2 |
runtime: use regset indexes for PPC register values
Using names depended on <asm/ptrace.h>, which glibc includes somewhere
but musl did not. Change to just always use indexes.
Based on patch by Sören Tempel.
Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/400214
Diffstat (limited to 'libgo/runtime')
-rw-r--r-- | libgo/runtime/go-signal.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/libgo/runtime/go-signal.c b/libgo/runtime/go-signal.c index 9c919e1..2caddd0 100644 --- a/libgo/runtime/go-signal.c +++ b/libgo/runtime/go-signal.c @@ -230,15 +230,10 @@ getSiginfo(siginfo_t *info, void *context __attribute__((unused))) ret.sigpc = ((ucontext_t*)(context))->uc_mcontext.gregs[REG_EIP]; #elif defined(__alpha__) && defined(__linux__) ret.sigpc = ((ucontext_t*)(context))->uc_mcontext.sc_pc; +#elif defined(__PPC64__) && defined(__linux__) + ret.sigpc = ((ucontext_t*)(context))->uc_mcontext.gp_regs[32]; #elif defined(__PPC__) && defined(__linux__) - // For some reason different libc implementations use - // different names. -#if defined(__PPC64__) || defined(__GLIBC__) - ret.sigpc = ((ucontext_t*)(context))->uc_mcontext.regs->nip; -#else - // Assumed to be ppc32 musl. ret.sigpc = ((ucontext_t*)(context))->uc_mcontext.gregs[32]; -#endif #elif defined(__PPC__) && defined(_AIX) ret.sigpc = ((ucontext_t*)(context))->uc_mcontext.jmp_context.iar; #elif defined(__aarch64__) && defined(__linux__) @@ -354,15 +349,15 @@ dumpregs(siginfo_t *info __attribute__((unused)), void *context __attribute__((u mcontext_t *m = &((ucontext_t*)(context))->uc_mcontext; int i; -#if defined(__PPC64__) || defined(__GLIBC__) +#if defined(__PPC64__) for (i = 0; i < 32; i++) - runtime_printf("r%d %X\n", i, m->regs->gpr[i]); - runtime_printf("pc %X\n", m->regs->nip); - runtime_printf("msr %X\n", m->regs->msr); - runtime_printf("cr %X\n", m->regs->ccr); - runtime_printf("lr %X\n", m->regs->link); - runtime_printf("ctr %X\n", m->regs->ctr); - runtime_printf("xer %X\n", m->regs->xer); + runtime_printf("r%d %X\n", i, m->gp_regs[i]); + runtime_printf("pc %X\n", m->gp_regs[32]); + runtime_printf("msr %X\n", m->gp_regs[33]); + runtime_printf("cr %X\n", m->gp_regs[38]); + runtime_printf("lr %X\n", m->gp_regs[36]); + runtime_printf("ctr %X\n", m->gp_regs[35]); + runtime_printf("xer %X\n", m->gp_regs[37]); #else for (i = 0; i < 32; i++) runtime_printf("r%d %X\n", i, m->gregs[i]); |