qbit/go
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mirror of https://github.com/golang/go synced 2024-11-20 07:14:40 -07:00
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simplify decoders. error checking is done higher up.

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if there is an error, we will write one more value into the struct but in return
we do fewer tests in the decode.

R=rsc
DELTA=56  (0 added, 42 deleted, 14 changed)
OCL=31041
CL=31044
This commit is contained in:
Rob Pike 2009-07-02 09:22:30 -07:00
parent c0271c4bc2
commit 671f807e2e
1 changed files with 14 additions and 56 deletions
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70
src/pkg/gob/decode.go
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@ -97,10 +97,7 @@ func decBool(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := int(DecodeInt(state));
if state.err == nil {
*(*bool)(p) = v != 0;
}
*(*bool)(p) = DecodeInt(state) != 0;
}
func decInt(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -110,10 +107,7 @@ func decInt(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := int(DecodeInt(state));
if state.err == nil {
*(*int)(p) = v;
}
*(*int)(p) = int(DecodeInt(state));
}
func decUint(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -123,10 +117,7 @@ func decUint(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := uint(DecodeUint(state));
if state.err == nil {
*(*uint)(p) = v;
}
*(*uint)(p) = uint(DecodeUint(state));
}
func decInt8(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -136,10 +127,7 @@ func decInt8(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := int8(DecodeInt(state));
if state.err == nil {
*(*int8)(p) = v;
}
*(*int8)(p) = int8(DecodeInt(state));
}
func decUint8(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -149,10 +137,7 @@ func decUint8(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := uint8(DecodeUint(state));
if state.err == nil {
*(*uint8)(p) = v;
}
*(*uint8)(p) = uint8(DecodeUint(state));
}
func decInt16(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -162,10 +147,7 @@ func decInt16(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := int16(DecodeInt(state));
if state.err == nil {
*(*int16)(p) = v;
}
*(*int16)(p) = int16(DecodeInt(state));
}
func decUint16(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -175,10 +157,7 @@ func decUint16(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := uint16(DecodeUint(state));
if state.err == nil {
*(*uint16)(p) = v;
}
*(*uint16)(p) = uint16(DecodeUint(state));
}
func decInt32(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -188,10 +167,7 @@ func decInt32(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := int32(DecodeInt(state));
if state.err == nil {
*(*int32)(p) = v;
}
*(*int32)(p) = int32(DecodeInt(state));
}
func decUint32(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -201,10 +177,7 @@ func decUint32(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := uint32(DecodeUint(state));
if state.err == nil {
*(*uint32)(p) = v;
}
*(*uint32)(p) = uint32(DecodeUint(state));
}
func decInt64(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -214,10 +187,7 @@ func decInt64(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := int64(DecodeInt(state));
if state.err == nil {
*(*int64)(p) = v;
}
*(*int64)(p) = int64(DecodeInt(state));
}
func decUint64(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -227,10 +197,7 @@ func decUint64(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := uint64(DecodeUint(state));
if state.err == nil {
*(*uint64)(p) = v;
}
*(*uint64)(p) = uint64(DecodeUint(state));
}
// Floating-point numbers are transmitted as uint64s holding the bits
@ -255,10 +222,7 @@ func decFloat(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := float(floatFromBits(uint64(DecodeUint(state))));
if state.err == nil {
*(*float)(p) = v;
}
*(*float)(p) = float(floatFromBits(uint64(DecodeUint(state))));
}
func decFloat32(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -268,10 +232,7 @@ func decFloat32(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := float32(floatFromBits(uint64(DecodeUint(state))));
if state.err == nil {
*(*float32)(p) = v;
}
*(*float32)(p) = float32(floatFromBits(uint64(DecodeUint(state))));
}
func decFloat64(i *decInstr, state *DecState, p unsafe.Pointer) {
@ -281,10 +242,7 @@ func decFloat64(i *decInstr, state *DecState, p unsafe.Pointer) {
}
p = *(*unsafe.Pointer)(p);
}
v := floatFromBits(uint64(DecodeUint(state)));
if state.err == nil {
*(*float64)(p) = v;
}
*(*float64)(p) = floatFromBits(uint64(DecodeUint(state)));
}
// Execution engine