Changeset 1768 in CLRX


Ignore:
Timestamp:
Nov 29, 2015, 8:54:56 PM (4 years ago)
Author:
matszpk
Message:

CLRadeonExtender: Small fixes.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • CLRadeonExtender/trunk/doc/GcnInstrsVop1.md

    r1767 r1768  
    246246(ceilling), and store result to VDST. Implemented by flooring.
    247247If SRC0 is infinity or NaN then copy SRC0 to VDST. 
    248 Operation:
     248Operation: 
    249249```
    250250FLOAT F = FLOOR(ASFLOAT(SRC0))
     
    599599Opcode VOP3A: 420 (0x1a4) for GCN 1.0/1.1; 351 (0x15f) for GCN 1.2 
    600600Syntax: V_FLOOR_F32 VDST, SRC0 
    601 Description: Truncate floating point valu from SRC0 with rounding to positive infinity
     601Description: Truncate floating point value SRC0 with rounding to positive infinity
    602602(flooring), and store result to VDST. If SRC0 is infinity or NaN then copy SRC0 to VDST. 
    603 Operation:
     603Operation: 
    604604```
    605605VDST = FLOOR(ASFLOAT(SRC0))
     
    645645Opcode VOP3A: 447 (0x1bf) for GCN 1.0/1.1; 371 (0x173) for GCN 1.2 
    646646Syntax: V_FREXP_EXP_I32_F32 VDST, SRC0 
    647 Description: Get exponent minus 1 from single FP value SRC0, and store that exponent to VDST.
     647Description: Get exponent plus 1 from single FP value SRC0, and store that exponent to VDST.
    648648This instruction realizes frexp function.
    649649If SRC0 is infinity or NAN then store -1 to VDST. 
     
    662662Opcode VOP3A: 444 (0x1bc) for GCN 1.0/1.1; 368 (0x170) for GCN 1.2 
    663663Syntax: V_FREXP_EXP_I32_F64 VDST, SRC0(2) 
    664 Description: Get exponent minus 1 from double FP value SRC0, and store that exponent to VDST.
     664Description: Get exponent plus 1 from double FP value SRC0, and store that exponent to VDST.
    665665This instruction realizes frexp function.
    666666If SRC0 is infinity or NAN then store -1 to VDST. 
     
    817817Opcode VOP3A: 439 (0x1b7) for GCN 1.0/1.1; 363 (0x16b) for GCN 1.2 
    818818Syntax: V_NOT_B32 VDST, SRC0 
    819 Description: Do bitwise negation on 32-bit SRC0, and store result to VDST.
     819Description: Do bitwise negation on 32-bit SRC0, and store result to VDST. 
    820820Operation: 
    821821```
Note: See TracChangeset for help on using the changeset viewer.