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authorMaxime Chevalier-Boisvert <maxime.chevalierboisvert@shopify.com>2022-07-20 16:35:14 -0400
committerTakashi Kokubun <takashikkbn@gmail.com>2022-08-29 08:47:02 -0700
commit8d2560f1f533c078ed23d71084129ce13ba33abf (patch)
treeafa9f9298f79125f2811045a631f3128faf3ba2d
parent8259813bc30497986974633202f3052353295f95 (diff)
Port over setlocal and getglobal
-rw-r--r--yjit/src/codegen.rs46
1 files changed, 22 insertions, 24 deletions
diff --git a/yjit/src/codegen.rs b/yjit/src/codegen.rs
index 0b906970f7..d1965d3be3 100644
--- a/yjit/src/codegen.rs
+++ b/yjit/src/codegen.rs
@@ -1625,11 +1625,10 @@ fn gen_setlocal_wc0(
KeepCompiling
}
-/*
fn gen_setlocal_generic(
jit: &mut JITState,
ctx: &mut Context,
- cb: &mut CodeBlock,
+ asm: &mut Assembler,
ocb: &mut OutlinedCb,
local_idx: i32,
level: u32,
@@ -1637,34 +1636,33 @@ fn gen_setlocal_generic(
let value_type = ctx.get_opnd_type(StackOpnd(0));
// Load environment pointer EP at level
- gen_get_ep(cb, REG0, level);
+ let ep_opnd = gen_get_ep(asm, level);
// Write barriers may be required when VM_ENV_FLAG_WB_REQUIRED is set, however write barriers
// only affect heap objects being written. If we know an immediate value is being written we
// can skip this check.
if !value_type.is_imm() {
// flags & VM_ENV_FLAG_WB_REQUIRED
- let flags_opnd = mem_opnd(
+ let flags_opnd = Opnd::mem(
64,
- REG0,
+ ep_opnd,
SIZEOF_VALUE as i32 * VM_ENV_DATA_INDEX_FLAGS as i32,
);
- test(cb, flags_opnd, uimm_opnd(VM_ENV_FLAG_WB_REQUIRED.into()));
+ asm.test(flags_opnd, VM_ENV_FLAG_WB_REQUIRED.into());
// Create a side-exit to fall back to the interpreter
let side_exit = get_side_exit(jit, ocb, ctx);
// if (flags & VM_ENV_FLAG_WB_REQUIRED) != 0
- jnz_ptr(cb, side_exit);
+ asm.jnz(side_exit.into());
}
// Pop the value to write from the stack
let stack_top = ctx.stack_pop(1);
- mov(cb, REG1, stack_top);
// Write the value at the environment pointer
let offs = -(SIZEOF_VALUE as i32 * local_idx);
- mov(cb, mem_opnd(64, REG0, offs), REG1);
+ asm.mov(Opnd::mem(64, ep_opnd, offs), stack_top);
KeepCompiling
}
@@ -1672,24 +1670,23 @@ fn gen_setlocal_generic(
fn gen_setlocal(
jit: &mut JITState,
ctx: &mut Context,
- cb: &mut CodeBlock,
+ asm: &mut Assembler,
ocb: &mut OutlinedCb,
) -> CodegenStatus {
let idx = jit_get_arg(jit, 0).as_i32();
let level = jit_get_arg(jit, 1).as_u32();
- gen_setlocal_generic(jit, ctx, cb, ocb, idx, level)
+ gen_setlocal_generic(jit, ctx, asm, ocb, idx, level)
}
fn gen_setlocal_wc1(
jit: &mut JITState,
ctx: &mut Context,
- cb: &mut CodeBlock,
+ asm: &mut Assembler,
ocb: &mut OutlinedCb,
) -> CodegenStatus {
let idx = jit_get_arg(jit, 0).as_i32();
- gen_setlocal_generic(jit, ctx, cb, ocb, idx, 1)
+ gen_setlocal_generic(jit, ctx, asm, ocb, idx, 1)
}
-*/
// new hash initialized from top N values
fn gen_newhash(
@@ -5290,28 +5287,29 @@ fn gen_leave(
EndBlock
}
-/*
fn gen_getglobal(
jit: &mut JITState,
ctx: &mut Context,
- cb: &mut CodeBlock,
+ asm: &mut Assembler,
_ocb: &mut OutlinedCb,
) -> CodegenStatus {
let gid = jit_get_arg(jit, 0);
// Save the PC and SP because we might make a Ruby call for warning
- jit_prepare_routine_call(jit, ctx, cb, REG0);
-
- mov(cb, C_ARG_REGS[0], imm_opnd(gid.as_i64()));
+ jit_prepare_routine_call(jit, ctx, asm);
- call_ptr(cb, REG0, rb_gvar_get as *const u8);
+ let val_opnd = asm.ccall(
+ rb_gvar_get as *const u8,
+ vec![ gid.into() ]
+ );
let top = ctx.stack_push(Type::Unknown);
- mov(cb, top, RAX);
+ asm.mov(top, val_opnd);
KeepCompiling
}
+/*
fn gen_setglobal(
jit: &mut JITState,
ctx: &mut Context,
@@ -5974,9 +5972,9 @@ fn get_gen_fn(opcode: VALUE) -> Option<InsnGenFn> {
YARVINSN_getlocal => Some(gen_getlocal),
YARVINSN_getlocal_WC_0 => Some(gen_getlocal_wc0),
YARVINSN_getlocal_WC_1 => Some(gen_getlocal_wc1),
- //YARVINSN_setlocal => Some(gen_setlocal),
+ YARVINSN_setlocal => Some(gen_setlocal),
YARVINSN_setlocal_WC_0 => Some(gen_setlocal_wc0),
- //YARVINSN_setlocal_WC_1 => Some(gen_setlocal_wc1),
+ YARVINSN_setlocal_WC_1 => Some(gen_setlocal_wc1),
YARVINSN_opt_plus => Some(gen_opt_plus),
/*
YARVINSN_opt_minus => Some(gen_opt_minus),
@@ -6040,8 +6038,8 @@ fn get_gen_fn(opcode: VALUE) -> Option<InsnGenFn> {
//YARVINSN_invokesuper => Some(gen_invokesuper),
YARVINSN_leave => Some(gen_leave),
- /*
YARVINSN_getglobal => Some(gen_getglobal),
+ /*
YARVINSN_setglobal => Some(gen_setglobal),
YARVINSN_anytostring => Some(gen_anytostring),
YARVINSN_objtostring => Some(gen_objtostring),