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Add runtime.bswap_* required for -llvm-api

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This commit is contained in:
gingerBill
2020-04-11 19:26:16 +01:00
parent 62dc99dbef
commit baf5b9edc3
5 changed files with 106 additions and 58 deletions
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core/math/bits/bits.odin
+42 -25
View File
@@ -1,6 +1,6 @@
package math_bits
import "core:os"
import "core:runtime"
U8_MIN :: 0;
U16_MIN :: 0;
@@ -43,15 +43,32 @@ foreign {
@(link_name="llvm.bitreverse.i16") reverse_bits16 :: proc(i: u16) -> u16 ---
@(link_name="llvm.bitreverse.i32") reverse_bits32 :: proc(i: u32) -> u32 ---
@(link_name="llvm.bitreverse.i64") reverse_bits64 :: proc(i: u64) -> u64 ---
}
@(link_name="llvm.bswap.i16") byte_swap_u16 :: proc(u16) -> u16 ---
@(link_name="llvm.bswap.i32") byte_swap_u32 :: proc(u32) -> u32 ---
@(link_name="llvm.bswap.i64") byte_swap_u64 :: proc(u64) -> u64 ---
@(link_name="llvm.bswap.i16") byte_swap_i16 :: proc(i16) -> i16 ---
@(link_name="llvm.bswap.i32") byte_swap_i32 :: proc(i32) -> i32 ---
@(link_name="llvm.bswap.i64") byte_swap_i64 :: proc(i64) -> i64 ---
@(link_name="llvm.bswap.i128") byte_swap_u128 :: proc(u128) -> u128 ---
@(link_name="llvm.bswap.i128") byte_swap_i128 :: proc(i128) -> i128 ---
byte_swap_u16 :: proc(x: u16) -> u16 {
return u16(runtime.bswap_16(u16(x)));
}
byte_swap_u32 :: proc(x: u32) -> u32 {
return u32(runtime.bswap_32(u32(x)));
}
byte_swap_u64 :: proc(x: u64) -> u64 {
return u64(runtime.bswap_64(u64(x)));
}
byte_swap_i16 :: proc(x: i16) -> i16 {
return i16(runtime.bswap_16(u16(x)));
}
byte_swap_i32 :: proc(x: i32) -> i32 {
return i32(runtime.bswap_32(u32(x)));
}
byte_swap_i64 :: proc(x: i64) -> i64 {
return i64(runtime.bswap_64(u64(x)));
}
byte_swap_u128 :: proc(x: u128) -> u128 {
return u128(runtime.bswap_128(u128(x)));
}
byte_swap_i128 :: proc(x: i128) -> i128 {
return i128(runtime.bswap_128(u128(x)));
}
byte_swap_uint :: proc(i: uint) -> uint {
@@ -100,29 +117,29 @@ rotate_right32 :: proc(i: u32, s: uint) -> u32 { return (i >> s)|(i << (8*siz
rotate_right64 :: proc(i: u64, s: uint) -> u64 { return (i >> s)|(i << (8*size_of(u64) - s)); }
from_be_u8 :: proc(i: u8) -> u8 { return i; }
from_be_u16 :: proc(i: u16) -> u16 { when os.ENDIAN == "big" { return i; } else { return byte_swap(i); } }
from_be_u32 :: proc(i: u32) -> u32 { when os.ENDIAN == "big" { return i; } else { return byte_swap(i); } }
from_be_u64 :: proc(i: u64) -> u64 { when os.ENDIAN == "big" { return i; } else { return byte_swap(i); } }
from_be_uint :: proc(i: uint) -> uint { when os.ENDIAN == "big" { return i; } else { return byte_swap(i); } }
from_be_u16 :: proc(i: u16) -> u16 { when ODIN_ENDIAN == "big" { return i; } else { return byte_swap(i); } }
from_be_u32 :: proc(i: u32) -> u32 { when ODIN_ENDIAN == "big" { return i; } else { return byte_swap(i); } }
from_be_u64 :: proc(i: u64) -> u64 { when ODIN_ENDIAN == "big" { return i; } else { return byte_swap(i); } }
from_be_uint :: proc(i: uint) -> uint { when ODIN_ENDIAN == "big" { return i; } else { return byte_swap(i); } }
from_le_u8 :: proc(i: u8) -> u8 { return i; }
from_le_u16 :: proc(i: u16) -> u16 { when os.ENDIAN == "little" { return i; } else { return byte_swap(i); } }
from_le_u32 :: proc(i: u32) -> u32 { when os.ENDIAN == "little" { return i; } else { return byte_swap(i); } }
from_le_u64 :: proc(i: u64) -> u64 { when os.ENDIAN == "little" { return i; } else { return byte_swap(i); } }
from_le_uint :: proc(i: uint) -> uint { when os.ENDIAN == "little" { return i; } else { return byte_swap(i); } }
from_le_u16 :: proc(i: u16) -> u16 { when ODIN_ENDIAN == "little" { return i; } else { return byte_swap(i); } }
from_le_u32 :: proc(i: u32) -> u32 { when ODIN_ENDIAN == "little" { return i; } else { return byte_swap(i); } }
from_le_u64 :: proc(i: u64) -> u64 { when ODIN_ENDIAN == "little" { return i; } else { return byte_swap(i); } }
from_le_uint :: proc(i: uint) -> uint { when ODIN_ENDIAN == "little" { return i; } else { return byte_swap(i); } }
to_be_u8 :: proc(i: u8) -> u8 { return i; }
to_be_u16 :: proc(i: u16) -> u16 { when os.ENDIAN == "big" { return i; } else { return byte_swap(i); } }
to_be_u32 :: proc(i: u32) -> u32 { when os.ENDIAN == "big" { return i; } else { return byte_swap(i); } }
to_be_u64 :: proc(i: u64) -> u64 { when os.ENDIAN == "big" { return i; } else { return byte_swap(i); } }
to_be_uint :: proc(i: uint) -> uint { when os.ENDIAN == "big" { return i; } else { return byte_swap(i); } }
to_be_u16 :: proc(i: u16) -> u16 { when ODIN_ENDIAN == "big" { return i; } else { return byte_swap(i); } }
to_be_u32 :: proc(i: u32) -> u32 { when ODIN_ENDIAN == "big" { return i; } else { return byte_swap(i); } }
to_be_u64 :: proc(i: u64) -> u64 { when ODIN_ENDIAN == "big" { return i; } else { return byte_swap(i); } }
to_be_uint :: proc(i: uint) -> uint { when ODIN_ENDIAN == "big" { return i; } else { return byte_swap(i); } }
to_le_u8 :: proc(i: u8) -> u8 { return i; }
to_le_u16 :: proc(i: u16) -> u16 { when os.ENDIAN == "little" { return i; } else { return byte_swap(i); } }
to_le_u32 :: proc(i: u32) -> u32 { when os.ENDIAN == "little" { return i; } else { return byte_swap(i); } }
to_le_u64 :: proc(i: u64) -> u64 { when os.ENDIAN == "little" { return i; } else { return byte_swap(i); } }
to_le_uint :: proc(i: uint) -> uint { when os.ENDIAN == "little" { return i; } else { return byte_swap(i); } }
to_le_u16 :: proc(i: u16) -> u16 { when ODIN_ENDIAN == "little" { return i; } else { return byte_swap(i); } }
to_le_u32 :: proc(i: u32) -> u32 { when ODIN_ENDIAN == "little" { return i; } else { return byte_swap(i); } }
to_le_u64 :: proc(i: u64) -> u64 { when ODIN_ENDIAN == "little" { return i; } else { return byte_swap(i); } }
to_le_uint :: proc(i: uint) -> uint { when ODIN_ENDIAN == "little" { return i; } else { return byte_swap(i); } }
@(default_calling_convention="none")
core/mem/mem.odin
-9
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@@ -2,15 +2,6 @@ package mem
import "core:runtime"
foreign _ {
@(link_name = "llvm.bswap.i16") swap16 :: proc(b: u16) -> u16 ---;
@(link_name = "llvm.bswap.i32") swap32 :: proc(b: u32) -> u32 ---;
@(link_name = "llvm.bswap.i64") swap64 :: proc(b: u64) -> u64 ---;
}
swap :: proc{swap16, swap32, swap64};
set :: proc "contextless" (data: rawptr, value: byte, len: int) -> rawptr {
foreign _ {
when ODIN_USE_LLVM_API {
core/runtime/internal.odin
+16
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@@ -2,6 +2,22 @@ package runtime
import "core:os"
bswap_16 :: proc "none" (x: u16) -> u16 {
return x>>8 | x<<16;
}
bswap_32 :: proc "none" (x: u32) -> u32 {
return x>>24 | (x>>8)&0xff00 | (x<<8)&0xff0000 | x<<24;
}
bswap_64 :: proc "none" (x: u64) -> u64 {
return u64(bswap_32(u32(x))) | u64(bswap_32(u32(x>>32)));
}
bswap_128 :: proc "none" (x: u128) -> u128 {
return u128(bswap_64(u64(x))) | u128(bswap_64(u64(x>>64)));
}
ptr_offset :: inline proc "contextless" (ptr: $P/^$T, n: int) -> P {
new := int(uintptr(ptr)) + size_of(T)*n;
return P(uintptr(new));