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Merged
rcoreilly merged 3 commits into from
Sep 17, 2025
Merged

memlimit: memory limit update #32

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e9eb628
memlimit: memory limit update
rcoreilly Sep 12, 2025
b0af85c
Merge branch 'main' into memlimit
rcoreilly Sep 17, 2025
419649e
memlimit: update gosl test
rcoreilly Sep 17, 2025
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7 changes: 7 additions & 0 deletions docs/content/goal.md
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Original file line number Diff line number Diff line change
Expand Up @@ -32,5 +32,12 @@ A key design feature of Goal is that it always _transpiles directly to Go_ in a

Goal can also be used in conjunction with [[gosl]] to build programs that transparently run on GPU hardware in addition to standard CPUs (as standard Go programs).

## Install

```shell
go install cogentcore.org/lab/goal/cmd/goal@latest
```


## Goal pages

4 changes: 2 additions & 2 deletions gosl/gotosl/config.go
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Original file line number Diff line number Diff line change
Expand Up @@ -39,8 +39,8 @@ type Config struct {
// accessing variables that have multiple buffers.
// It is compiled into the kernel code as a constant,
// and must fit in a uint32 number.
// For web, the number is 134217728 = 128 MiB.
MaxBufferSize uint32 `default:"2147483648"`
// The default is 32 byte aligned down version of 2147483647 max for nvidia
MaxBufferSize uint32 `default:"2147483616"`
}

//cli:cmd -root
Expand Down
36 changes: 18 additions & 18 deletions gosl/gotosl/testdata/Compute.golden
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Expand Up @@ -31,91 +31,91 @@ fn Index2D(s0: u32, s1: u32, i0: u32, i1: u32) -> u32 {
}

fn BigGet(ix: u32) -> f32 {
let ii = ix / 536870912;
let ii = ix / 536870904;
switch ii {
case u32(0): {
return Big0[ix];
}
case u32(1): {
return Big1[ix - 536870912];
return Big1[ix - 536870904];
}
default: {
return Big2[ix - 1073741824];
return Big2[ix - 1073741808];
}
}
}

fn BigSet(vl: f32, ix: u32) {
let ii = ix / 536870912;
let ii = ix / 536870904;
switch ii {
case u32(0): {
Big0[ix] = vl;
}
case u32(1): {
Big1[ix - 536870912] = vl;
Big1[ix - 536870904] = vl;
}
default: {
Big2[ix - 1073741824] = vl;
Big2[ix - 1073741808] = vl;
}
}
}

fn BigSetAdd(vl: f32, ix: u32) {
let ii = ix / 536870912;
let ii = ix / 536870904;
switch ii {
case u32(0): {
Big0[ix] += vl;
}
case u32(1): {
Big1[ix - 536870912] += vl;
Big1[ix - 536870904] += vl;
}
default: {
Big2[ix - 1073741824] += vl;
Big2[ix - 1073741808] += vl;
}
}
}

fn BigSetSub(vl: f32, ix: u32) {
let ii = ix / 536870912;
let ii = ix / 536870904;
switch ii {
case u32(0): {
Big0[ix] -= vl;
}
case u32(1): {
Big1[ix - 536870912] -= vl;
Big1[ix - 536870904] -= vl;
}
default: {
Big2[ix - 1073741824] -= vl;
Big2[ix - 1073741808] -= vl;
}
}
}

fn BigSetMul(vl: f32, ix: u32) {
let ii = ix / 536870912;
let ii = ix / 536870904;
switch ii {
case u32(0): {
Big0[ix] *= vl;
}
case u32(1): {
Big1[ix - 536870912] *= vl;
Big1[ix - 536870904] *= vl;
}
default: {
Big2[ix - 1073741824] *= vl;
Big2[ix - 1073741808] *= vl;
}
}
}

fn BigSetDiv(vl: f32, ix: u32) {
let ii = ix / 536870912;
let ii = ix / 536870904;
switch ii {
case u32(0): {
Big0[ix] /= vl;
}
case u32(1): {
Big1[ix - 536870912] /= vl;
Big1[ix - 536870904] /= vl;
}
default: {
Big2[ix - 1073741824] /= vl;
Big2[ix - 1073741808] /= vl;
}
}
}
Expand Down
6 changes: 3 additions & 3 deletions gosl/gotosl/testdata/gosl.golden
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Expand Up @@ -222,7 +222,7 @@ func ToGPU(vars ...GPUVars) {
v, _ := syVars.ValueByIndex(1, "Data", 0)
gpu.SetValueFrom(v, Data.Values)
case BigVar:
bsz := 536870912
bsz := 536870904
n := Big.Len()
nb := int(math.Ceil(float64(n) / float64(bsz)))
for bi := range nb {
Expand Down Expand Up @@ -277,7 +277,7 @@ func ReadFromGPU(vars ...GPUVars) {
v, _ := syVars.ValueByIndex(1, "Data", 0)
v.GPUToRead(sy.CommandEncoder)
case BigVar:
bsz := 536870912
bsz := 536870904
n := Big.Len()
nb := int(math.Ceil(float64(n) / float64(bsz)))
for bi := range nb {
Expand Down Expand Up @@ -307,7 +307,7 @@ func SyncFromGPU(vars ...GPUVars) {
v.ReadSync()
gpu.ReadToBytes(v, Data.Values)
case BigVar:
bsz := 536870912
bsz := 536870904
n := Big.Len()
nb := int(math.Ceil(float64(n) / float64(bsz)))
for bi := range nb {
Expand Down