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nah, lets use dummer code

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mlokr 2024-09-17 15:50:45 +02:00
parent bba3570788
commit 4a9b9de87f
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3 changed files with 70 additions and 37 deletions
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54
hblang/src/codegen.rs
View file

@ -1375,11 +1375,11 @@ impl Codegen {
Some(self.ci.inline_ret_loc.as_ref()) Some(self.ci.inline_ret_loc.as_ref())
} }
0 => None, 0 => None,
1..=16 => Some(Loc::reg(1)), 1..=8 => Some(Loc::reg(1)),
//9..=16 => None, 9..=16 => None,
_ => Some(Loc::reg(self.ci.ret_reg.as_ref()).into_derefed()), _ => Some(Loc::reg(self.ci.ret_reg.as_ref()).into_derefed()),
}; };
//let loc_is_none = loc.is_none(); let loc_is_none = loc.is_none();
let value = if let Some(val) = val { let value = if let Some(val) = val {
self.expr_ctx(val, Ctx { ty: self.ci.ret, loc })? self.expr_ctx(val, Ctx { ty: self.ci.ret, loc })?
} else { } else {
@ -1391,11 +1391,11 @@ impl Codegen {
Some(ret) => _ = self.assert_ty(pos, value.ty, ret, "return type"), Some(ret) => _ = self.assert_ty(pos, value.ty, ret, "return type"),
} }
//if let 9..=16 = size if let 9..=16 = size
// && loc_is_none && loc_is_none
//{ {
// self.store_sized(value.loc, Loc::reg(1), size); self.store_sized(value.loc, Loc::reg(1), size);
//} }
self.ci.ret_relocs.push(Reloc::new(self.ci.code.len(), 1, 4)); self.ci.ret_relocs.push(Reloc::new(self.ci.code.len(), 1, 4));
self.ci.emit(jmp(0)); self.ci.emit(jmp(0));
@ -2286,25 +2286,25 @@ impl Codegen {
self.ci.emit(cp(dst.get(), src.get())); self.ci.emit(cp(dst.get(), src.get()));
} }
} }
(lpat!(false, src, 0, None), lpat!(false, dst, off, None)) => { //(lpat!(false, src, 0, None), lpat!(false, dst, off, None)) => {
assert!(size <= 8); // assert!(size <= 8);
let off_rem = 8 * (off % 8); // let off_rem = 8 * (off % 8);
let freg = dst.get() + (off / 8) as u8; // let freg = dst.get() + (off / 8) as u8;
if size < 8 { // if size < 8 {
let mask = !(((1u64 << (8 * size)) - 1) << off_rem); // let mask = !(((1u64 << (8 * size)) - 1) << off_rem);
self.ci.emit(andi(freg, freg, mask)); // self.ci.emit(andi(freg, freg, mask));
if off_rem == 0 { // if off_rem == 0 {
self.ci.emit(or(freg, freg, src.get())); // self.ci.emit(or(freg, freg, src.get()));
} else { // } else {
let tmp = self.ci.regs.allocate(); // let tmp = self.ci.regs.allocate();
self.ci.emit(slui64(tmp.get(), src.get(), off_rem as _)); // self.ci.emit(slui64(tmp.get(), src.get(), off_rem as _));
self.ci.emit(or(freg, freg, src.get())); // self.ci.emit(or(freg, freg, src.get()));
self.ci.regs.free(tmp); // self.ci.regs.free(tmp);
} // }
} else { // } else {
self.ci.emit(cp(freg, src.get())); // self.ci.emit(cp(freg, src.get()));
} // }
} //}
(lpat!(true, src, soff, ref ssta), lpat!(false, dst, 0, None)) => { (lpat!(true, src, soff, ref ssta), lpat!(false, dst, 0, None)) => {
if size < 8 { if size < 8 {
self.ci.emit(cp(dst.get(), 0)); self.ci.emit(cp(dst.get(), 0));

22
hblang/tests/codegen_tests_struct_return_from_module_function.txt
View file

@ -22,16 +22,18 @@ main:
ADDI64 r254, r254, 40d ADDI64 r254, r254, 40d
JALA r0, r31, 0a JALA r0, r31, 0a
foo: foo:
ADDI64 r254, r254, -8d ADDI64 r254, r254, -32d
ST r31, r254, 0a, 8h ST r31, r254, 16a, 16h
LI64 r1, 3d LI64 r32, 3d
ANDI r2, r2, -4294967296d ST r32, r254, 0a, 8h
ORI r2, r2, 2d LI64 r32, 2d
ANDI r2, r2, 4294967295d ST r32, r254, 8a, 4h
ORI r2, r2, 8589934592d LI64 r32, 2d
LD r31, r254, 0a, 8h ST r32, r254, 12a, 4h
ADDI64 r254, r254, 8d LD r1, r254, 0a, 16h
LD r31, r254, 16a, 16h
ADDI64 r254, r254, 32d
JALA r0, r31, 0a JALA r0, r31, 0a
code size: 313 code size: 341
ret: 0 ret: 0
status: Ok(()) status: Ok(())

31
hblang/tests/codegen_tests_wide_ret.txt
View file

@ -0,0 +1,31 @@
main:
ADDI64 r254, r254, -48d
ST r31, r254, 16a, 32h
CP r32, r3
CP r33, r4
LI64 r34, 0d
ST r34, r254, 8a, 1h
LI64 r34, 0d
ST r34, r254, 9a, 1h
LI64 r34, 0d
ST r34, r254, 10a, 1h
LI64 r34, 0d
ST r34, r254, 11a, 1h
LI64 r34, 0d
ST r34, r254, 12a, 1h
LI64 r34, 0d
ST r34, r254, 13a, 1h
LI64 r34, 0d
ST r34, r254, 14a, 1h
LI64 r34, 0d
ST r34, r254, 15a, 1h
LD r34, r254, 8a, 8h
ST r34, r254, 0a, 8h
ST r34, r254, 8a, 8h
LD r1, r254, 0a, 16h
LD r31, r254, 16a, 32h
ADDI64 r254, r254, 48d
JALA r0, r31, 0a
code size: 309
ret: 0
status: Ok(())