archive/ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2025-08-15 13:39:04 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

miniruby --zjit -e nil runs through iseq_to_ssa

Browse source
This commit is contained in:
Alan Wu 2025-02-06 12:10:43 -05:00 • committed by Takashi Kokubun
parent 0f9557e9a7
commit 1d95139bf6
Notes: git 2025-04-18 13:49:48 +00:00
4 changed files with 37 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

28
zjit.c
View file

@ -134,3 +134,31 @@ rb_zjit_compile_iseq(const rb_iseq_t *iseq, rb_execution_context_t *ec, bool jit
RB_VM_LOCK_LEAVE();
}
unsigned int
rb_iseq_encoded_size(const rb_iseq_t *iseq)
{
return iseq->body->iseq_size;
}
// Get the opcode given a program counter. Can return trace opcode variants.
int
rb_iseq_opcode_at_pc(const rb_iseq_t *iseq, const VALUE *pc)
{
// YJIT should only use iseqs after AST to bytecode compilation
RUBY_ASSERT_ALWAYS(FL_TEST_RAW((VALUE)iseq, ISEQ_TRANSLATED));
const VALUE at_pc = *pc;
return rb_vm_insn_addr2opcode((const void *)at_pc);
}
// Get the PC for a given index in an iseq
VALUE *
rb_iseq_pc_at_idx(const rb_iseq_t *iseq, uint32_t insn_idx)
{
RUBY_ASSERT_ALWAYS(IMEMO_TYPE_P(iseq, imemo_iseq));
RUBY_ASSERT_ALWAYS(insn_idx < iseq->body->iseq_size);
VALUE *encoded = iseq->body->iseq_encoded;
VALUE *pc = &encoded[insn_idx];
return pc;
}