https://git.ruby-lang.org/ruby.git/commit/?id=fd97f8ebc7

From fd97f8ebc7f22df7e3a7bf05c5d9328946cb539e Mon Sep 17 00:00:00 2001
From: Maxime Chevalier-Boisvert <maxime.chevalierboisvert@s...>
Date: Tue, 19 Jul 2022 11:45:46 -0400
Subject: Use frame_setup() and frame_teardown()

---
 yjit/src/codegen.rs | 25 +++++++++++--------------
 1 file changed, 11 insertions(+), 14 deletions(-)

diff --git a/yjit/src/codegen.rs b/yjit/src/codegen.rs
index 17b5b09698..6d4ac72433 100644
--- a/yjit/src/codegen.rs
+++ b/yjit/src/codegen.rs
@@ -398,6 +398,8 @@ fn gen_code_for_exit_from_stub(ocb: &mut OutlinedCb) -> CodePtr { https://github.com/ruby/ruby/blob/trunk/yjit/src/codegen.rs#L398
     asm.cpop_into(EC);
     asm.cpop_into(CFP);
 
+    asm.frame_teardown();
+
     asm.cret(Qundef.into());
 
     asm.compile(ocb);
@@ -447,6 +449,8 @@ fn gen_exit(exit_pc: *mut VALUE, ctx: &Context, asm: &mut Assembler) { https://github.com/ruby/ruby/blob/trunk/yjit/src/codegen.rs#L449
     asm.cpop_into(EC);
     asm.cpop_into(CFP);
 
+    asm.frame_teardown();
+
     asm.cret(Qundef.into());
 }
 
@@ -531,6 +535,8 @@ fn gen_full_cfunc_return(ocb: &mut OutlinedCb) -> CodePtr { https://github.com/ruby/ruby/blob/trunk/yjit/src/codegen.rs#L535
     asm.cpop_into(EC);
     asm.cpop_into(CFP);
 
+    asm.frame_teardown();
+
     asm.cret(Qundef.into());
 
     asm.compile(ocb);
@@ -555,6 +561,8 @@ fn gen_leave_exit(ocb: &mut OutlinedCb) -> CodePtr { https://github.com/ruby/ruby/blob/trunk/yjit/src/codegen.rs#L561
     asm.cpop_into(EC);
     asm.cpop_into(CFP);
 
+    asm.frame_teardown();
+
     asm.cret(C_RET_OPND);
 
     asm.compile(ocb);
@@ -584,6 +592,8 @@ fn gen_pc_guard(asm: &mut Assembler, iseq: IseqPtr, insn_idx: u32) { https://github.com/ruby/ruby/blob/trunk/yjit/src/codegen.rs#L592
     asm.cpop_into(EC);
     asm.cpop_into(CFP);
 
+    asm.frame_teardown();
+
     asm.cret(Qundef.into());
 
     // PC should match the expected insn_idx
@@ -611,20 +621,7 @@ pub fn gen_entry_prologue(cb: &mut CodeBlock, iseq: IseqPtr, insn_idx: u32) -> O https://github.com/ruby/ruby/blob/trunk/yjit/src/codegen.rs#L621
 
     let mut asm = Assembler::new();
 
-
-
-    // FIXME: need to handle this properly
-    // Maybe add an asm.entry_prologue() insn that compiles to nothing on x86
-    // stp     x29, x30, [sp, -16]!
-    // mov     x29, sp
-
-
-    // NOTE: we also need a matching asm.exit_epilogue()
-    // mov     sp, x29
-    // ldp     x29, x30, [sp], 16
-
-
-
+    asm.frame_setup();
 
     // Save the CFP, EC, SP registers to the C stack
     asm.cpush(CFP);
-- 
cgit v1.2.1


--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/