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sys/cddl/dev/dtrace/aarch64/dtrace_subr.c
| Show First 20 Lines • Show All 299 Lines • ▼ Show 20 Lines | if (tmp == STP_64 || tmp == LDP_64) { | ||||
| } | } | ||||
| /* Update the stack pointer and program counter to continue */ | /* Update the stack pointer and program counter to continue */ | ||||
| frame->tf_sp = (register_t)sp; | frame->tf_sp = (register_t)sp; | ||||
| frame->tf_elr += INSN_SIZE; | frame->tf_elr += INSN_SIZE; | ||||
| return (0); | return (0); | ||||
| } | } | ||||
| if ((invop & SUB_MASK) == SUB_INSTR) { | |||||
| frame->tf_sp -= (invop >> SUB_IMM_SHIFT) & SUB_IMM_MASK; | |||||
| frame->tf_elr += INSN_SIZE; | |||||
| return (0); | |||||
| } | |||||
| if ((invop & B_MASK) == B_INSTR) { | if ((invop & B_MASK) == B_INSTR) { | ||||
| data = (invop & B_DATA_MASK); | data = (invop & B_DATA_MASK); | ||||
| /* The data is the number of 4-byte words to change the pc */ | /* The data is the number of 4-byte words to change the pc */ | ||||
| data *= 4; | data *= 4; | ||||
| frame->tf_elr += data; | frame->tf_elr += data; | ||||
| return (0); | return (0); | ||||
| } | } | ||||
| Show All 21 Lines | |||||