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Optimize amdilc allocations #55

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Optimize amdilc allocations #55

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833577f
amdilc: fixed immediate modifier reading if ADDR_REG_RELATIVE address…
Cherser-s Oct 1, 2021
9c04da0
amdilc: optimize allocations during decoding and register allocation
Cherser-s Dec 10, 2022
4c4b31c
amdilc: added STACK_ARRAY to remove excessive malloc calls
Cherser-s Dec 10, 2022
bdfb6cb
amdilc: increase minimum spirv buffer size to reduce realloc call count
Cherser-s Dec 10, 2022
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50 changes: 10 additions & 40 deletions src/amdilc/amdilc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -8,9 +8,6 @@

static HCRYPTPROV mCryptProvider = 0;

static void freeSource(
Source* src);

static void calcSha1(
uint8_t* digest,
const uint8_t* data,
Expand All @@ -33,45 +30,13 @@ static void calcSha1(
CryptDestroyHash(hash);
}

static void freeDestination(
Destination* dst)
{
if (dst->absoluteSrc != NULL) {
freeSource(dst->absoluteSrc);
}
free(dst->absoluteSrc);
}

static void freeSource(
Source* src)
{
for (unsigned i = 0; i < src->srcCount; i++) {
freeSource(&src->srcs[i]);
}
free(src->srcs);
}

static void freeInstruction(
Instruction* instr)
{
for (unsigned i = 0; i < instr->dstCount; i++) {
freeDestination(&instr->dsts[i]);
}
for (unsigned i = 0; i < instr->srcCount; i++) {
freeSource(&instr->srcs[i]);
}
free(instr->dsts);
free(instr->srcs);
free(instr->extras);
}

static void freeKernel(
Kernel* kernel)
{
for (unsigned i = 0; i < kernel->instrCount; i++) {
freeInstruction(&kernel->instrs[i]);
}
free(kernel->instrs);
free(kernel->srcBuffer);
free(kernel->dstBuffer);
free(kernel->extrasBuffer);
}

static bool isShaderDumpEnabled()
Expand Down Expand Up @@ -135,7 +100,10 @@ IlcShader ilcCompileShader(
getShaderName(name, NAME_LEN, code, size);
LOGV("compiling %s...\n", name);

Kernel* kernel = ilcDecodeStream((Token*)code, size / sizeof(Token));
Kernel* kernel = calloc(1, sizeof(Kernel));

ilcDecodeStream(kernel, (Token*)code, size / sizeof(Token));

bool dump = isShaderDumpEnabled();

if (dump) {
Expand All @@ -159,7 +127,9 @@ void ilcDisassembleShader(
const void* code,
unsigned size)
{
Kernel* kernel = ilcDecodeStream((Token*)code, size / sizeof(Token));
Kernel* kernel = calloc(1, sizeof(Kernel));

ilcDecodeStream(kernel, (Token*)code, size / sizeof(Token));

ilcDumpKernel(file, kernel);
freeKernel(kernel);
Expand Down
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