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internal/cabi: transformCallInstr check AttrPointer

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This commit is contained in:
visualfc
2025-09-04 09:58:01 +08:00
parent 0b6a558667
commit 89e93f9e7a
1 changed files with 19 additions and 8 deletions
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27
internal/cabi/cabi.go
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@@ -113,7 +113,7 @@ func (p *Transformer) TransformModule(path string, m llvm.Module) {
} }
} }
for _, call := range callInstrs { for _, call := range callInstrs {
p.transformCallInstr(ctx, call.call, call.fn) p.transformCallInstr(m, ctx, call.call, call.fn)
} }
for _, fn := range fns { for _, fn := range fns {
p.transformFunc(m, fn) p.transformFunc(m, fn)
@@ -368,9 +368,8 @@ func (p *Transformer) transformFuncBody(m llvm.Module, ctx llvm.Context, info *F
// call void @llvm.memset(ptr %2, i8 0, i64 36, i1 false) // call void @llvm.memset(ptr %2, i8 0, i64 36, i1 false)
// store %typ %1, ptr %2, align 4 // store %typ %1, ptr %2, align 4
nv = b.CreateLoad(ti.Type, params[index], "") nv = b.CreateLoad(ti.Type, params[index], "")
if p.sys.SupportByVal() { // replace %0 to %2
replaceParamAlloc(fn.Param(i), params[index]) replaceParamAlloc(fn.Param(i), params[index])
}
case AttrWidthType: case AttrWidthType:
iptr := llvm.CreateAlloca(b, ti.Type1) iptr := llvm.CreateAlloca(b, ti.Type1)
b.CreateStore(params[index], iptr) b.CreateStore(params[index], iptr)
@@ -443,7 +442,7 @@ func (p *Transformer) transformFuncBody(m llvm.Module, ctx llvm.Context, info *F
} }
} }
func (p *Transformer) transformCallInstr(ctx llvm.Context, call llvm.Value, fn llvm.Value) bool { func (p *Transformer) transformCallInstr(m llvm.Module, ctx llvm.Context, call llvm.Value, fn llvm.Value) bool {
nfn := call.CalledValue() nfn := call.CalledValue()
info := p.GetFuncInfo(ctx, call.CalledFunctionType()) info := p.GetFuncInfo(ctx, call.CalledFunctionType())
if !info.HasWrap() { if !info.HasWrap() {
@@ -472,9 +471,21 @@ func (p *Transformer) transformCallInstr(ctx llvm.Context, call llvm.Value, fn l
case AttrVoid: case AttrVoid:
// none // none
case AttrPointer: case AttrPointer:
ptr := createAlloca(ti.Type) // check ptr
b.CreateStore(param, ptr) if rv := param.IsALoadInst(); !rv.IsNil() {
nparams = append(nparams, ptr) ptr := rv.Operand(0)
if p.sys.SupportByVal() {
nparams = append(nparams, ptr)
} else {
nptr := createAlloca(ti.Type)
p.callMemcpy(m, ctx, b, nptr, ptr, ti.Size)
nparams = append(nparams, nptr)
}
} else {
ptr := createAlloca(ti.Type)
b.CreateStore(param, ptr)
nparams = append(nparams, ptr)
}
case AttrWidthType: case AttrWidthType:
ptr := createAlloca(ti.Type) ptr := createAlloca(ti.Type)
b.CreateStore(param, ptr) b.CreateStore(param, ptr)