AbleOS/holey-bytes
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removing needless copy into ret register

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This commit is contained in:
Jakub Doka 2024-11-16 10:16:35 +01:00
parent ec4499e519
commit baa70d3f12
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GPG key ID: C6E9A89936B8C143
16 changed files with 21 additions and 42 deletions
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8
lang/src/son/hbvm/my_regalloc.rs
View file

@ -238,11 +238,11 @@ impl HbvmBackend {
};
}
if node.ty.loc(tys) == Loc::Stack
&& let Some(PLoc::Reg(r, ..) | PLoc::WideReg(r, ..) | PLoc::Ref(r, ..)) =
ret
{
if node.ty.loc(tys) == Loc::Stack {
alloc_buf.push(atr(*node.inputs.last().unwrap()));
}
if let Some(PLoc::Ref(r, ..)) = ret {
self.emit(instrs::cp(r, *alloc_buf.last().unwrap()))
}
}

4
lang/tests/son_tests_different_function_destinations.txt
View file

@ -2,7 +2,6 @@ main:
ADDI64 r254, r254, -160d
ST r31, r254, 80a, 80h
LRA r32, r0, :glob_stru
CP r1, r32
JAL r31, r0, :new_stru
ST r1, r32, 0a, 16h
CP r33, r0
@ -65,7 +64,6 @@ main:
JMP :7
3: MULI64 r39, r32, 16d
ADD64 r39, r37, r39
CP r1, r39
JAL r31, r0, :new_stru
ST r1, r39, 0a, 16h
ADD64 r32, r32, r35
@ -83,6 +81,6 @@ new_stru:
LD r32, r254, 16a, 8h
ADDI64 r254, r254, 24d
JALA r0, r31, 0a
code size: 797
code size: 791
ret: 0
status: Ok(())

5
lang/tests/son_tests_null_check_in_the_loop.txt
View file

@ -2,8 +2,7 @@ main:
ADDI64 r254, r254, -38d
ST r31, r254, 6a, 32h
ADDI64 r32, r254, 0d
2: CP r1, r32
JAL r31, r0, :return_fn
2: JAL r31, r0, :return_fn
ST r1, r32, 0a, 6h
LD r33, r254, 0a, 1h
ANDI r33, r33, 255d
@ -30,6 +29,6 @@ return_fn:
LD r32, r254, 6a, 16h
ADDI64 r254, r254, 22d
JALA r0, r31, 0a
code size: 317
code size: 314
ret: 1
status: Ok(())

4
lang/tests/son_tests_null_check_returning_small_global.txt
View file

@ -4,7 +4,6 @@ foo:
ADDI64 r32, r254, 64d
LRA r33, r0, :some_file
CP r3, r33
CP r1, r32
JAL r31, r0, :get
ST r1, r32, 0a, 16h
LD r33, r254, 64a, 1h
@ -63,7 +62,6 @@ main:
ADDI64 r254, r254, -48d
ST r31, r254, 16a, 32h
ADDI64 r32, r254, 0d
CP r1, r32
JAL r31, r0, :foo
ST r1, r32, 0a, 16h
LD r33, r254, 0a, 1h
@ -77,6 +75,6 @@ main:
1: LD r31, r254, 16a, 32h
ADDI64 r254, r254, 48d
JALA r0, r31, 0a
code size: 771
code size: 765
ret: 0
status: Ok(())

3
lang/tests/son_tests_nullable_structure.txt
View file

@ -7,7 +7,6 @@ main:
CP r1, r33
JAL r31, r0, :returner_bn
ADDI64 r34, r254, 0d
CP r1, r34
JAL r31, r0, :returner_cn
ST r1, r34, 0a, 2h
LD r33, r254, 2a, 1h
@ -62,6 +61,6 @@ returner_fn:
LD r32, r254, 0a, 8h
ADDI64 r254, r254, 8d
JALA r0, r31, 0a
code size: 566
code size: 563
ret: 1
status: Ok(())

4
lang/tests/son_tests_nullable_types.txt
View file

@ -55,7 +55,6 @@ main:
CP r1, r32
JMP :3
9: ADDI64 r33, r254, 40d
CP r1, r33
JAL r31, r0, :new_foo
ST r1, r33, 0a, 16h
LD r37, r254, 40a, 8h
@ -68,7 +67,6 @@ main:
LD r2, r33, 0a, 16h
JAL r31, r0, :use_foo
ADDI64 r33, r254, 0d
CP r1, r33
JAL r31, r0, :no_foo
ST r1, r33, 0a, 16h
JAL r31, r0, :decide
@ -150,6 +148,6 @@ use_foo:
CP r0, r4
ADDI64 r254, r254, 16d
JALA r0, r31, 0a
code size: 1252
code size: 1246
ret: 0
status: Ok(())

5
lang/tests/son_tests_optional_from_eca.txt
View file

@ -6,7 +6,6 @@ main:
CP r4, r0
CP r5, r0
CP r6, r0
CP r1, r13
ECA
ST r1, r13, 0a, 16h
LD r14, r254, 0a, 1h
@ -19,6 +18,6 @@ main:
ADDI64 r254, r254, 32d
JALA r0, r31, 0a
unknown ecall: 0
code size: 153
code size: 150
ret: 0
status: Ok(())
status: Err(Unreachable)

3
lang/tests/son_tests_overwrite_aliasing_overoptimization.txt
View file

@ -7,7 +7,6 @@ main:
LI64 r34, 4d
ST r34, r254, 0a, 8h
ST r33, r254, 8a, 8h
CP r1, r32
JAL r31, r0, :opaque
ST r1, r32, 0a, 16h
LD r34, r254, 8a, 8h
@ -31,6 +30,6 @@ opaque:
LD r32, r254, 16a, 16h
ADDI64 r254, r254, 32d
JALA r0, r31, 0a
code size: 339
code size: 336
ret: 0
status: Ok(())

3
lang/tests/son_tests_returning_global_struct.txt
View file

@ -2,7 +2,6 @@ main:
ADDI64 r254, r254, -60d
ST r31, r254, 4a, 56h
ADDI64 r32, r254, 0d
CP r1, r32
JAL r31, r0, :random_color
ST r1, r32, 0a, 4h
LD r34, r254, 0a, 1h
@ -28,6 +27,6 @@ random_color:
LD r32, r254, 0a, 8h
ADDI64 r254, r254, 8d
JALA r0, r31, 0a
code size: 295
code size: 292
ret: 1020
status: Ok(())

3
lang/tests/son_tests_returning_optional_issues.txt
View file

@ -15,7 +15,6 @@ main:
ADDI64 r254, r254, -48d
ST r31, r254, 16a, 32h
ADDI64 r32, r254, 0d
CP r1, r32
JAL r31, r0, :get_format
ST r1, r32, 0a, 16h
LD r33, r254, 0a, 1h
@ -29,6 +28,6 @@ main:
1: LD r31, r254, 16a, 32h
ADDI64 r254, r254, 48d
JALA r0, r31, 0a
code size: 304
code size: 301
ret: 0
status: Ok(())

3
lang/tests/son_tests_scheduling_block_did_dirty.txt
View file

@ -17,7 +17,6 @@ main:
ST r31, r254, 16a, 24h
ADDI64 r32, r254, 0d
CP r3, r0
CP r1, r32
JAL r31, r0, :constructor
ST r1, r32, 0a, 16h
LD r31, r254, 16a, 24h
@ -35,6 +34,6 @@ opaque:
LD r32, r254, 0a, 16h
ADDI64 r254, r254, 16d
JALA r0, r31, 0a
code size: 330
code size: 327
ret: 255
status: Ok(())

3
lang/tests/son_tests_small_struct_bitcast.txt
View file

@ -5,7 +5,6 @@ main:
ADDI64 r33, r254, 0d
LD r32, r32, 0a, 4h
CP r2, r32
CP r1, r33
JAL r31, r0, :u32_to_color
ST r1, r33, 0a, 4h
LD r32, r254, 0a, 1h
@ -35,6 +34,6 @@ u32_to_u32:
LD r32, r254, 0a, 8h
ADDI64 r254, r254, 8d
JALA r0, r31, 0a
code size: 332
code size: 329
ret: 255
status: Ok(())

3
lang/tests/son_tests_storing_into_nullable_struct.txt
View file

@ -28,7 +28,6 @@ main:
JAL r31, r0, :do_stuff
CP r32, r1
ADDI64 r33, r254, 0d
CP r1, r33
JAL r31, r0, :optional
ST r1, r33, 0a, 16h
LD r33, r254, 0a, 1h
@ -76,6 +75,6 @@ optionala:
LD r32, r254, 48a, 32h
ADDI64 r254, r254, 80d
JALA r0, r31, 0a
code size: 673
code size: 670
ret: 100
status: Ok(())

5
lang/tests/son_tests_struct_return_from_module_function.txt
View file

@ -15,15 +15,12 @@ main:
ADDI64 r254, r254, -96d
ST r31, r254, 48a, 48h
ADDI64 r32, r254, 32d
CP r1, r32
JAL r31, r0, :foo
ST r1, r32, 0a, 16h
ADDI64 r33, r254, 16d
CP r1, r33
JAL r31, r0, :foo
ST r1, r33, 0a, 16h
ADDI64 r34, r254, 0d
CP r1, r34
JAL r31, r0, :foo
ST r1, r34, 0a, 16h
LD r33, r254, 24a, 4h
@ -39,6 +36,6 @@ main:
LD r31, r254, 48a, 48h
ADDI64 r254, r254, 96d
JALA r0, r31, 0a
code size: 393
code size: 384
ret: 0
status: Ok(())

3
lang/tests/son_tests_structs.txt
View file

@ -7,7 +7,6 @@ main:
LI64 r32, 3d
ST r32, r254, 24a, 8h
ADDI64 r34, r254, 0d
CP r1, r34
LD r3, r33, 0a, 16h
JAL r31, r0, :odher_pass
ST r1, r34, 0a, 16h
@ -41,6 +40,6 @@ pass:
LD r32, r254, 0a, 8h
ADDI64 r254, r254, 8d
JALA r0, r31, 0a
code size: 390
code size: 387
ret: 4
status: Ok(())

4
lang/tests/son_tests_wide_ret.txt
View file

@ -4,7 +4,6 @@ main:
ADDI64 r32, r254, 0d
CP r3, r0
CP r4, r0
CP r1, r32
JAL r31, r0, :maina
ST r1, r32, 0a, 16h
LD r34, r254, 12a, 1h
@ -21,7 +20,6 @@ maina:
CP r0, r3
CP r0, r4
ADDI64 r32, r254, 16d
CP r1, r32
JAL r31, r0, :small_struct
ST r1, r32, 0a, 4h
ADDI64 r33, r254, 0d
@ -57,6 +55,6 @@ small_struct:
LD r32, r254, 4a, 8h
ADDI64 r254, r254, 12d
JALA r0, r31, 0a
code size: 597
code size: 591
ret: 2
status: Ok(())