================
@@ -42,64 +44,111 @@ bool RegisterContextFreeBSDKernel_arm64::ReadRegister(
if (m_pcb_addr == LLDB_INVALID_ADDRESS)
return false;
+ struct {
+#define PCB_FP 10
+#define PCB_LR 11
+ llvm::support::ulittle64_t x[12];
+ llvm::support::ulittle64_t sp;
+ } pcb;
+
struct {
llvm::support::ulittle64_t x[30];
llvm::support::ulittle64_t lr;
llvm::support::ulittle64_t _reserved;
llvm::support::ulittle64_t sp;
- } pcb;
+ } pcb13;
Status error;
- size_t rd =
- m_thread.GetProcess()->ReadMemory(m_pcb_addr, &pcb, sizeof(pcb), error);
- if (rd != sizeof(pcb))
- return false;
- uint32_t reg = reg_info->kinds[lldb::eRegisterKindLLDB];
- switch (reg) {
- case gpr_x0_arm64:
- case gpr_x1_arm64:
- case gpr_x2_arm64:
- case gpr_x3_arm64:
- case gpr_x4_arm64:
- case gpr_x5_arm64:
- case gpr_x6_arm64:
- case gpr_x7_arm64:
- case gpr_x8_arm64:
- case gpr_x9_arm64:
- case gpr_x10_arm64:
- case gpr_x11_arm64:
- case gpr_x12_arm64:
- case gpr_x13_arm64:
- case gpr_x14_arm64:
- case gpr_x15_arm64:
- case gpr_x16_arm64:
- case gpr_x17_arm64:
- case gpr_x18_arm64:
- case gpr_x19_arm64:
- case gpr_x20_arm64:
- case gpr_x21_arm64:
- case gpr_x22_arm64:
- case gpr_x23_arm64:
- case gpr_x24_arm64:
- case gpr_x25_arm64:
- case gpr_x26_arm64:
- case gpr_x27_arm64:
- case gpr_x28_arm64:
- case gpr_fp_arm64:
- static_assert(gpr_fp_arm64 - gpr_x0_arm64 == 29,
- "nonconsecutive arm64 register numbers");
- value = pcb.x[reg - gpr_x0_arm64];
- break;
- case gpr_sp_arm64:
- value = pcb.sp;
- break;
- case gpr_pc_arm64:
- // The pc of crashing thread is stored in lr.
- value = pcb.lr;
- break;
- default:
- return false;
+ // TODO: LLVM 24: Remove FreeBSD 13 support
+ if (GetOsreldate() > 1400084) {
----------------
mchoo7 wrote:
The next commit,
https://github.com/freebsd/freebsd-src/commit/ea3061526e9ce5d3b65932c1d3e4437abd556d65#diff-d07b4e228ca340857a90658e328d65f8dea9c5063e99197fbaaa046d97ae927c,
bumped __FreeBSD_version. But I made mistake here. it should be `>=` not `>`
https://github.com/llvm/llvm-project/pull/180222
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