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Tweak calling convention.

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Nuno Cruces
2023-05-25 13:17:44 +01:00
parent 9e7b6bb8ea
commit eee71e06aa
7 changed files with 65 additions and 71 deletions
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24
module.go
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@@ -177,22 +177,17 @@ func (m *module) error(rc uint64, handle uint32, sql ...string) error {
panic(util.OOMErr)
}
var r []uint64
r = m.call(m.api.errstr, rc)
if r != nil {
err.str = util.ReadString(m.mod, uint32(r[0]), _MAX_STRING)
if r := m.call(m.api.errstr, rc); r != 0 {
err.str = util.ReadString(m.mod, uint32(r), _MAX_STRING)
}
r = m.call(m.api.errmsg, uint64(handle))
if r != nil {
err.msg = util.ReadString(m.mod, uint32(r[0]), _MAX_STRING)
if r := m.call(m.api.errmsg, uint64(handle)); r != 0 {
err.msg = util.ReadString(m.mod, uint32(r), _MAX_STRING)
}
if sql != nil {
r = m.call(m.api.erroff, uint64(handle))
if r != nil && r[0] != math.MaxUint32 {
err.sql = sql[0][r[0]:]
if r := m.call(m.api.erroff, uint64(handle)); r != math.MaxUint32 {
err.sql = sql[0][r:]
}
}
@@ -203,7 +198,7 @@ func (m *module) error(rc uint64, handle uint32, sql ...string) error {
return &err
}
func (m *module) call(fn api.Function, params ...uint64) []uint64 {
func (m *module) call(fn api.Function, params ...uint64) uint64 {
copy(m.arg[:], params)
err := fn.CallWithStack(m.ctx, m.arg[:])
if err != nil {
@@ -211,7 +206,7 @@ func (m *module) call(fn api.Function, params ...uint64) []uint64 {
m.vfs.Close()
panic(err)
}
return m.arg[:]
return m.arg[0]
}
func (m *module) free(ptr uint32) {
@@ -225,8 +220,7 @@ func (m *module) new(size uint64) uint32 {
if size > _MAX_ALLOCATION_SIZE {
panic(util.OOMErr)
}
r := m.call(m.api.malloc, size)
ptr := uint32(r[0])
ptr := uint32(m.call(m.api.malloc, size))
if ptr == 0 && size != 0 {
panic(util.OOMErr)
}