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Simplify logic for procs.odin

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This commit is contained in:
gingerBill
2021-11-04 13:56:38 +00:00
parent 7ef3c87dbb
commit 14351c5bf2
1 changed files with 4 additions and 29 deletions
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33
core/runtime/procs.odin
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@@ -1,7 +1,7 @@
package runtime
when ODIN_ARCH == "wasm32" || ODIN_ARCH == "wasm64" {
@(link_name="memset", require)
when ODIN_ARCH == "wasm32" || ODIN_ARCH == "wasm64" || ODIN_NO_CRT {
@(link_name="memset", linkage="strong", require)
memset :: proc "c" (ptr: rawptr, val: i32, len: int) -> rawptr {
if ptr != nil && len != 0 {
b := byte(val)
@@ -13,7 +13,7 @@ when ODIN_ARCH == "wasm32" || ODIN_ARCH == "wasm64" {
return ptr
}
@(link_name="memmove", require)
@(link_name="memmove", linkage="strong", require)
memmove :: proc "c" (dst, src: rawptr, len: int) -> rawptr {
if dst != src {
d, s := ([^]byte)(dst), ([^]byte)(src)
@@ -25,32 +25,7 @@ when ODIN_ARCH == "wasm32" || ODIN_ARCH == "wasm64" {
return dst
}
} else when ODIN_NO_CRT {
@(link_name="memset", linkage=RUNTIME_LINKAGE, require)
memset :: proc "c" (ptr: rawptr, val: i32, len: int) -> rawptr {
if ptr != nil && len != 0 {
b := byte(val)
p := ([^]byte)(ptr)
for i in 0..<len {
p[i] = b
}
}
return ptr
}
@(link_name="memmove", linkage=RUNTIME_LINKAGE, require)
memmove :: proc "c" (dst, src: rawptr, len: int) -> rawptr {
if dst != src {
d, s := ([^]byte)(dst), ([^]byte)(src)
d_end, s_end := d[len:], s[len:]
for i := len-1; i >= 0; i -= 1 {
d[i] = s[i]
}
}
return dst
}
@(link_name="memcpy", linkage=RUNTIME_LINKAGE, require)
@(link_name="memcpy", linkage="strong", require)
memcpy :: proc "c" (dst, src: rawptr, len: int) -> rawptr {
if dst != src {
d, s := ([^]byte)(dst), ([^]byte)(src)