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libsampler fix register calls for FreeBSD

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Those fields are incorrect in FreeBSD.
Upstreaming local FreeBSD patches.

Change-Id: I28cf6dbec1d5e4d26e62dd9a0d78d039c3e36cdb
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1906374
Reviewed-by: Peter Marshall <petermarshall@chromium.org>
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Commit-Queue: Ulan Degenbaev <ulan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#65226}
This commit is contained in:
David Carlier 2019-11-11 09:06:38 +00:00 committed by Commit Bot
parent 4e9ac5066c
commit 4eee88051b
1 changed files with 3 additions and 3 deletions
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6
src/libsampler/sampler.cc
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@ -477,9 +477,9 @@ void SignalHandler::FillRegisterState(void* context, RegisterState* state) {
state->sp = reinterpret_cast<void*>(mcontext.mc_rsp);
state->fp = reinterpret_cast<void*>(mcontext.mc_rbp);
#elif V8_HOST_ARCH_ARM
state->pc = reinterpret_cast<void*>(mcontext.mc_r15);
state->sp = reinterpret_cast<void*>(mcontext.mc_r13);
state->fp = reinterpret_cast<void*>(mcontext.mc_r11);
state->pc = reinterpret_cast<void*>(mcontext.__gregs[_REG_PC]);
state->sp = reinterpret_cast<void*>(mcontext.__gregs[_REG_SP]);
state->fp = reinterpret_cast<void*>(mcontext.__gregs[_REG_FP]);
#endif // V8_HOST_ARCH_*
#elif V8_OS_NETBSD
#if V8_HOST_ARCH_IA32