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Add memory-env option.

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This commit is contained in:
Christoffer Lerno
2023-01-26 20:33:37 +01:00
committed by Christoffer Lerno
parent 6a73c8e90e
commit 6eb65d5b37
10 changed files with 72 additions and 13 deletions
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17
lib/std/core/env.c3
View File

@@ -11,6 +11,14 @@ enum CompilerOptLevel
O3
}
enum MemoryEnvironment
{
NORMAL,
SMALL,
TINY,
NONE
}
enum OsType
{
UNKNOWN,
@@ -51,9 +59,9 @@ enum OsType
EMSCRIPTEN,
}
const OsType OS_TYPE = (OsType)($$OS_TYPE);
const OsType OS_TYPE = (OsType)$$OS_TYPE;
const bool COMPILER_LIBC_AVAILABLE = $$COMPILER_LIBC_AVAILABLE;
const CompilerOptLevel COMPILER_OPT_LEVEL = (CompilerOptLevel)($$COMPILER_OPT_LEVEL);
const CompilerOptLevel COMPILER_OPT_LEVEL = (CompilerOptLevel)$$COMPILER_OPT_LEVEL;
const bool BIG_ENDIAN = $$PLATFORM_BIG_ENDIAN;
const bool I128_NATIVE_SUPPORT = $$PLATFORM_I128_SUPPORTED;
const bool F16_SUPPORT = $$PLATFORM_F16_SUPPORTED;
@@ -62,7 +70,7 @@ const bool COMPILER_SAFE_MODE = $$COMPILER_SAFE_MODE;
const usz LLVM_VERSION = $$LLVM_VERSION;
const bool BENCHMARKING = $$BENCHMARKING;
const bool TESTING = $$TESTING;
const usz TEMP_ALLOCATOR_SIZE = 128 * 1024;
const MemoryEnvironment MEMORY_ENV = (MemoryEnvironment)$$MEMORY_ENVIRONMENT;
macro bool os_is_posix()
{
@@ -86,4 +94,5 @@ macro bool os_is_posix()
$echo("Assuming non-Posix environment");
return false;
$endswitch;
}
}

11
lib/std/core/mem.c3
View File

@@ -275,7 +275,16 @@ macro TempAllocator* temp_allocator()
{
if (!thread_temp_allocator)
{
thread_temp_allocator = allocator::new_temp(env::TEMP_ALLOCATOR_SIZE, allocator::LIBC_ALLOCATOR)!!;
$switch (env::MEMORY_ENV):
$case NORMAL:
thread_temp_allocator = allocator::new_temp(1024 * 256, allocator::LIBC_ALLOCATOR)!!;
$case SMALL:
thread_temp_allocator = allocator::new_temp(1024 * 16, allocator::LIBC_ALLOCATOR)!!;
$case TINY:
thread_temp_allocator = allocator::new_temp(1024 * 4, allocator::LIBC_ALLOCATOR)!!;
$case NONE:
unreachable("Temp allocator must explicitly created when memory-env is set to 'none'.");
$endswitch;
}
return thread_temp_allocator;
}