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RJIT: Save PC on String#concat

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This commit is contained in:
Takashi Kokubun 2023-04-01 21:34:19 -07:00
parent e45ed2da50
commit 2ce5cfa2be
1 changed files with 4 additions and 2 deletions
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6
lib/ruby_vm/rjit/insn_compiler.rb
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@ -2903,8 +2903,10 @@ module RubyVM::RJIT
asm.mov(:rax, ctx.stack_opnd(0)) asm.mov(:rax, ctx.stack_opnd(0))
guard_object_is_string(asm, :rax, :rcx, side_exit) guard_object_is_string(asm, :rax, :rcx, side_exit)
# Guard buffers from GC since rb_str_buf_append may allocate. # Guard buffers from GC since rb_str_buf_append may allocate. During the VM lock on GC,
jit_save_sp(ctx, asm) # other Ractors may trigger global invalidation, so we need record_boundary_patch_point.
# PC is used on errors like Encoding::CompatibilityError raised by rb_str_buf_append.
jit_prepare_routine_call(jit, ctx, asm)
concat_arg = ctx.stack_pop(1) concat_arg = ctx.stack_pop(1)
recv = ctx.stack_pop(1) recv = ctx.stack_pop(1)