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Add support for int8/int16 types. Addresses issues #9 and #42.

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This commit is contained in:
Matt Pharr
2011-07-21 06:57:40 +01:00
parent 2d573acd17
commit bba7211654
64 changed files with 2317 additions and 885 deletions
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51
expr.h
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@@ -325,6 +325,24 @@ private:
*/
class ConstExpr : public Expr {
public:
/** Create a ConstExpr from a uniform int8 value */
ConstExpr(const Type *t, int8_t i, SourcePos p);
/** Create a ConstExpr from a varying int8 value */
ConstExpr(const Type *t, int8_t *i, SourcePos p);
/** Create a ConstExpr from a uniform uint8 value */
ConstExpr(const Type *t, uint8_t u, SourcePos p);
/** Create a ConstExpr from a varying uint8 value */
ConstExpr(const Type *t, uint8_t *u, SourcePos p);
/** Create a ConstExpr from a uniform int16 value */
ConstExpr(const Type *t, int16_t i, SourcePos p);
/** Create a ConstExpr from a varying int16 value */
ConstExpr(const Type *t, int16_t *i, SourcePos p);
/** Create a ConstExpr from a uniform uint16 value */
ConstExpr(const Type *t, uint16_t u, SourcePos p);
/** Create a ConstExpr from a varying uint16 value */
ConstExpr(const Type *t, uint16_t *u, SourcePos p);
/** Create a ConstExpr from a uniform int32 value */
ConstExpr(const Type *t, int32_t i, SourcePos p);
/** Create a ConstExpr from a varying int32 value */
@@ -333,14 +351,17 @@ public:
ConstExpr(const Type *t, uint32_t u, SourcePos p);
/** Create a ConstExpr from a varying uint32 value */
ConstExpr(const Type *t, uint32_t *u, SourcePos p);
/** Create a ConstExpr from a uniform float value */
ConstExpr(const Type *t, float f, SourcePos p);
/** Create a ConstExpr from a varying float value */
ConstExpr(const Type *t, float *f, SourcePos p);
/** Create a ConstExpr from a uniform double value */
ConstExpr(const Type *t, double d, SourcePos p);
/** Create a ConstExpr from a varying double value */
ConstExpr(const Type *t, double *d, SourcePos p);
/** Create a ConstExpr from a uniform int64 value */
ConstExpr(const Type *t, int64_t i, SourcePos p);
/** Create a ConstExpr from a varying int64 value */
@@ -349,10 +370,12 @@ public:
ConstExpr(const Type *t, uint64_t i, SourcePos p);
/** Create a ConstExpr from a varying uint64 value */
ConstExpr(const Type *t, uint64_t *i, SourcePos p);
/** Create a ConstExpr from a uniform bool value */
ConstExpr(const Type *t, bool b, SourcePos p);
/** Create a ConstExpr from a varying bool value */
ConstExpr(const Type *t, bool *b, SourcePos p);
/** Create a ConstExpr of the same type as the given old ConstExpr,
with values given by the "vales" parameter. */
ConstExpr(ConstExpr *old, double *values);
@@ -371,6 +394,30 @@ public:
equal to the target vector width into the given pointer. */
int AsBool(bool *, bool forceVarying = false) const;
/** Return the ConstExpr's values as int8s, doing type conversion
from the actual type if needed. If forceVarying is true, then type
convert to 'varying' so as to always return a number of values
equal to the target vector width into the given pointer. */
int AsInt8(int8_t *, bool forceVarying = false) const;
/** Return the ConstExpr's values as uint8s, doing type conversion
from the actual type if needed. If forceVarying is true, then type
convert to 'varying' so as to always return a number of values
equal to the target vector width into the given pointer. */
int AsUInt8(uint8_t *, bool forceVarying = false) const;
/** Return the ConstExpr's values as int16s, doing type conversion
from the actual type if needed. If forceVarying is true, then type
convert to 'varying' so as to always return a number of values
equal to the target vector width into the given pointer. */
int AsInt16(int16_t *, bool forceVarying = false) const;
/** Return the ConstExpr's values as uint16s, doing type conversion
from the actual type if needed. If forceVarying is true, then type
convert to 'varying' so as to always return a number of values
equal to the target vector width into the given pointer. */
int AsUInt16(uint16_t *, bool forceVarying = false) const;
/** Return the ConstExpr's values as int32s, doing type conversion
from the actual type if needed. If forceVarying is true, then type
convert to 'varying' so as to always return a number of values
@@ -417,6 +464,10 @@ private:
const Type *type;
union {
int8_t int8Val[ISPC_MAX_NVEC];
uint8_t uint8Val[ISPC_MAX_NVEC];
int16_t int16Val[ISPC_MAX_NVEC];
uint16_t uint16Val[ISPC_MAX_NVEC];
int32_t int32Val[ISPC_MAX_NVEC];
uint32_t uint32Val[ISPC_MAX_NVEC];
bool boolVal[ISPC_MAX_NVEC];